Items where Author is "Körtzinger, Arne"

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Number of items: 361.

Articles in a Scientific Journal - peer-reviewed

[thumbnail of 38-1-fiedler.pdf]

Fiedler, B. , Monteiro, I., Almeida, C., Zenk, C., Silva, P., Karstensen, J. , Rodrigues, E., Vieira, N., Pinto-Almeida, A., Lima, E., Hahn, T. , Koné, D., Rodrigues, Y. and Körtzinger, A. (2025) 20 Years of Partnership in Marine Sciences Between Cabo Verde and Germany: From Ideas, Opportunities, and Observations to Long-Term and Sustained Capacity Sharing. Open Access Oceanography, 38 (1). DOI 10.5670/oceanog.2025.127.

[thumbnail of Global Biogeochemical Cycles - 2025 - Hopwood - A Close Look at Dissolved Silica Dynamics in Disko Bay West Greenland.pdf] [thumbnail of 2023gb008080-sup-0001-supporting information si-s01.docx]

Hopwood, M. J. , Carroll, D., Gu, Y., Huang, X., Krause, J., Cozzi, S., Cantoni, C., Gastelu Barcena, M. F., Carroll, S. and Körtzinger, A. (2025) A Close Look at Dissolved Silica Dynamics in Disko Bay, West Greenland. Open Access Global Biogeochemical Cycles, 39 (1). Art.Nr.: e2023GB008080. DOI 10.1029/2023GB008080.

[thumbnail of OaS 2 - From Individual Observations to Global Assessments_ Tracing the Marine Carbon Knowledge Value Chain.pdf]

Schoderer, M., Bittig, H., Klein, B., Hägele, R., Steinhoff, T. , Castro‐Morales, K., Cotrim da Cunha, L., Hornidge, A. and Körtzinger, A. (2025) From Individual Observations to Global Assessments: Tracing the Marine Carbon Knowledge Value Chain. Open Access Ocean and Society, 2 . Art.Nr. 8891. DOI 10.17645/oas.8891.

[thumbnail of essd-16-1901-2024.pdf] [thumbnail of essd-16-1901-2024-supplement.zip]

Lange, N., Fiedler, B. , Alvarez, M., Benoit-Cattin, A., Benway, H., Buttigieg, P. L. , Coppola, L., Currie, K., Flecha, S., Gerlach, D. S., Honda, M., Huertas, I. E., Lauvset, S. K., Muller-Karger, F., Körtzinger, A. , O'Brien, K. M., Olafsdottir, S. R., Pacheco, F. C., Rueda-Roa, D., Skjelvan, I., Wakita, M., White, A. and Tanhua, T. (2024) Synthesis Product for Ocean Time Series (SPOTS) – a ship-based biogeochemical pilot. Open Access Earth System Science Data, 16 . pp. 1901-1931. DOI 10.5194/essd-16-1901-2024.

[thumbnail of bg-21-1191-2024.pdf]

Wimart-Rousseau, C. , Steinhoff, T. , Klein, B., Bittig, H. C. and Körtzinger, A. (2024) Technical note: Assessment of float pH data quality control methods – a case study in the subpolar northwest Atlantic Ocean. Open Access Biogeosciences (BG), 21 (5). pp. 1191-1211. DOI 10.5194/bg-21-1191-2024.

[thumbnail of bg-20-4931-2023.pdf] [thumbnail of bg-20-4931-2023-supplement.pdf]

Rewrie, L. C. V., Baschek, B., van Beusekom, J. E. E., Körtzinger, A. , Ollesch, G. and Voynova, Y. G. (2023) Recent inorganic carbon increase in a temperate estuary driven by water quality improvement and enhanced by droughts. Open Access Biogeosciences (BG), 20 (24). pp. 4931-4947. DOI 10.5194/bg-20-4931-2023.

[thumbnail of essd-15-5301-2023.pdf]

Friedlingstein, P., O'Sullivan, M., Jones, M. W., Andrew, R. M., Bakker, D. C. E., Hauck, J., Landschützer, P., Le Quéré, C., Luijkx, I. T., Peters, G. P., Peters, W., Pongratz, J., Schwingshackl, C., Sitch, S., Canadell, J. G., Ciais, P., Jackson, R. B., Alin, S. R., Anthoni, P., Barbero, L., Bates, N. R., Becker, M., Bellouin, N., Decharme, B., Bopp, L., Brasika, I. B. M., Cadule, P., Chamberlain, M. A., Chandra, N., Chau, T. T. T., Chevallier, F., Chini, L. P., Cronin, M., Dou, X., Enyo, K., Evans, W., Falk, S., Feely, R. A., Feng, L., Ford, D. J., Gasser, T., Ghattas, J., Gkritzalis, T., Grassi, G., Gregor, L., Gruber, N., Gürses, Ö., Harris, I., Hefner, M., Heinke, J., Houghton, R. A., Hurtt, G. C., Iida, Y., Ilyina, T., Jacobson, A. R., Jain, A., Jarníková, T., Jersild, A., Jiang, F., Jin, Z., Joos, F., Kato, E., Keeling, R. F., Kennedy, D., Klein Goldewijk, K., Knauer, J., Korsbakken, J. I., Körtzinger, A. , Lan, X., Lefèvre, N., Li, H., Liu, J., Liu, Z., Ma, L., Marland, G., Mayot, N., McGuire, P. C., McKinley, G. A., Meyer, G., Morgan, E. J., Munro, D. R., Nakaoka, S. I., Niwa, Y., O'Brien, K. M., Olsen, A., Omar, A. M., Ono, T., Paulsen, M., Pierrot, D., Pocock, K., Poulter, B., Powis, C. M., Rehder, G., Resplandy, L., Robertson, E., Rödenbeck, C., Rosan, T. M., Schwinger, J., Séférian, R., Smallman, T. L., Smith, S. M., Sospedra-Alfonso, R., Sun, Q., Sutton, A. J., Sweeney, C., Takao, S., Tans, P. P., Tian, H., Tilbrook, B., Tsujino, H., Tubiello, F., van der Werf, G. R., van Ooijen, E., Wanninkhof, R., Watanabe, M., Wimart-Rousseau, C. , Yang, D., Yang, X., Yuan, W., Yue, X., Zaehle, S., Zeng, J. and Zheng, B. (2023) Global Carbon Budget 2023. Open Access Earth System Science Data, 15 (12). pp. 5301-5369. DOI 10.5194/essd-15-5301-2023.

[thumbnail of Limnology Oceanography - 2023 - Rewrie.pdf]

Rewrie, L. C. V., Voynova, Y. G., van Beusekom, J. E. E., Sanders, T., Körtzinger, A. , Brix, H., Ollesch, G. and Baschek, B. (2023) Significant shifts in inorganic carbon and ecosystem state in a temperate estuary (1985–2018). Open Access Limnology and Oceanography, 68 (8). pp. 1920-1935. DOI 10.1002/lno.12395.

[thumbnail of fmars-10-1078908.pdf]

Lange, N., Tanhua, T. , Pfeil, B., Bange, H. W. , Lauvset, S. K., Gregoire, M., Bakker, D. C. E., Jones, S. D., Fiedler, B. , O’Brien, K. M. and Körtzinger, A. (2023) A status assessment of selected data synthesis products for ocean biogeochemistry. Open Access Frontiers in Marine Science, 10 . Art. Nr. 1078908. DOI 10.3389/fmars.2023.1078908.

[thumbnail of bg-19-5059-2022.pdf] [thumbnail of bg-19-5059-2022-supplement.pdf]

Castro-Morales, K., Canning, A. , Arzberger, S., Overholt, W. A., Küsel, K., Kolle, O., Göckede, M., Zimov, N. and Körtzinger, A. (2022) Highest methane concentrations in an Arctic river linked to local terrestrial inputs. Open Access Biogeosciences (BG), 19 (21). pp. 5059-5077. DOI 10.5194/bg-19-5059-2022.

[thumbnail of essd-14-1917-2022.pdf]

Friedlingstein, P., Körtzinger, A. and Tanhua, T. and et al (2022) Global Carbon Budget 2021. Open Access Earth System Science Data, 14 (4). pp. 1917-2005. DOI 10.5194/essd-14-1917-2022.

[thumbnail of Weber_Greinert_Körtzinger_2022.pdf]

Weber, U., Attinger, S., Baschek, B., Boike, J., Borchardt, D., Brix, H., Brüggemann, N., Bussmann, I., Dietrich, P., Fischer, P., Greinert, J. , Hajnsek, I., Kamjunke, N., Kerschke, D., Kiendler-Scharr, A., Körtzinger, A. , Kottmeier, C., Merz, B., Merz, R., Riese, M., Schloter, M., Schmid, H., Schnitzler, J. P., Sachs, T., Schütze, C., Tillmann, R., Vereecken, H., Wieser, A. and Teutsch, G. (2022) MOSES: A Novel Observation System to Monitor Dynamic Events across Earth Compartments. Open Access Bulletin of the American Meteorological Society, 103 (2). E339-E348. DOI 10.1175/BAMS-D-20-0158.1.

[thumbnail of morales et al 2022.pdf] [thumbnail of 2021jg006485-sup-0001-supporting.docx]

Castro‐Morales, K. , Canning, A. , Körtzinger, A. , Göckede, M. , Küsel, K. , Overholt, W. A. , Wichard, T. , Redlich, S., Arzberger, S., Kolle, O. and Zimov, N. (2022) Effects of Reversal of Water Flow in an Arctic Floodplain River on Fluvial Emissions of CO 2 and CH 4 . Open Access Journal of Geophysical Research: Biogeosciences, 127 (1). Art.Nr. e2021JG006485. DOI 10.1029/2021JG006485.

[thumbnail of fischer et al 2021.pdf]

Fischer, G., Romero, O. E., Karstensen, J. , Baumann, K. H., Moradi, N., Iversen, M., Ruhland, G., Klann, M. and Körtzinger, A. (2021) Seasonal flux patterns and carbon transport from low-oxygen eddies at the Cape Verde Ocean Observatory: lessons learned from a time series sediment trap study (2009–2016). Open Access Biogeosciences (BG), 18 (24). pp. 6479-6500. DOI 10.5194/bg-18-6479-2021.

[thumbnail of Merbold2021_Article_OpportunitiesForAnAfricanGreen.pdf]

Merbold, L. , Scholes, R. J. , Acosta, M. , Beck, J. , Bombelli, A. , Fiedler, B. , Grieco, E. , Helmschrot, J. , Hugo, W., Kasurinen, V. , Kim, D. G. , Körtzinger, A. , Leitner, S. , López-Ballesteros, A. , Ndisi, M. , Nickless, A. , Salmon, E. , Saunders, M. , Skjelvan, I. , Vermeulen, A. T. and Kutsch, W. L. (2021) Opportunities for an African greenhouse gas observation system. Open Access Regional Environmental Change, 21 (4). Art.Nr. 104. DOI 10.1007/s10113-021-01823-w.

[thumbnail of 1-s2.0-S004896972102920X-main.pdf]

Kiessling, T., Knickmeier, K., Kruse, K., Gatta-Rosemary, M., Nauendorf, A., Brennecke, D., Thiel, L., Wichels, A., Parchmann, I., Körtzinger, A. and Thiel, M. (2021) Schoolchildren discover hotspots of floating plastic litter in rivers using a large-scale collaborative approach. Open Access Science of the Total Environment, 789 . Art.Nr. 147849. DOI 10.1016/j.scitotenv.2021.147849.

Canning, A., Wehrli, B. and Körtzinger, A. (2021) Methane in the Danube Delta: The importance of spatial patterns and diel cycles for atmospheric emission estimates. Open Access Biogeosciences (BG), 18 (12). pp. 3961-3979. DOI 10.5194/bg-18-3961-2021.

Hoving, H. J. T. , Neitzel, P., Hauss, H. , Christiansen, S., Kiko, R. , Robison, B. H., Silva, P. and Körtzinger, A. (2020) In situ observations show vertical community structure of pelagic fauna in the eastern tropical North Atlantic off Cape Verde. Open Access Scientific Reports, 10 (1). Art.Nr. 21798. DOI 10.1038/s41598-020-78255-9.

[thumbnail of fmars-07-571301.pdf] [thumbnail of Data_Sheet_1_Enhance Ocean Carbon Observations Successful Implementation of a Novel Autonomous Total Alkalinity Analyzer on a Ship of Opportunity.pdf]

Seelmann, K. , Steinhoff, T., Aßmann, S. and Körtzinger, A. (2020) Enhance Ocean Carbon Observations: Successful Implementation of a Novel Autonomous Total Alkalinity Analyzer on a Ship of Opportunity. Open Access Frontiers in Marine Science, 7 . Art.Nr. 571301. DOI 10.3389/fmars.2020.571301.

[thumbnail of os-16-535-2020.pdf]

Seelmann, K. , Gledhill, M. , Aßmann, S. and Körtzinger, A. (2020) Impact of impurities in bromocresol green indicator dye on spectrophotometric total alkalinity measurements. Open Access Ocean Science, 16 . pp. 535-544. DOI 10.5194/os-16-535-2020.

[thumbnail of os-15-1327-2019.pdf]

Hoving, H. J. T. , Christiansen, S., Fabrizius, E., Hauss, H. , Kiko, R. , Linke, P. , Neitzel, P., Piatkowski, U. and Körtzinger, A. (2019) The Pelagic In situ Observation System (PELAGIOS) to reveal biodiversity, behavior, and ecology of elusive oceanic fauna. Open Access Ocean Science, 15 . pp. 1327-1340. DOI 10.5194/os-15-1327-2019.

[thumbnail of Seelmann_et_al-2019-Limnology_and_Oceanography__Methods.pdf] [thumbnail of Supporting Information]

Seelmann, K. , Aßmann, S. and Körtzinger, A. (2019) Characterization of a novel autonomous analyzer for seawater total alkalinity: Results from laboratory and field tests. Open Access Limnology and Oceanography: Methods, 17 (10). pp. 515-532. DOI 10.1002/lom3.10329.

[thumbnail of fmars-06-00544.pdf]

Steinhoff, T., Gkritzalis, T., Lauvset, S. K., Jones, S., Schuster, U., Olsen, A., Becker, M., Bozzano, R., Brunetti, F., Cantoni, C., Cardin, V., Diverrès, D., Fiedler, B., Fransson, A., Giani, M., Hartman, S., Hoppema, M., Jeansson, E., Johannessen, T., Kitidis, V., Körtzinger, A. , Landa, C., Lefèvre, N., Luchetta, A., Naudts, L., Nightingale, P. D., Omar, A. M., Pensieri, S., Pfeil, B., Castaño-Primo, R., Rehder, G., Rutgersson, A., Sanders, R., Schewe, I., Siena, G., Skjelvan, I., Soltwedel, T., van Heuven, S. and Watson, A. (2019) Constraining the Oceanic Uptake and Fluxes of Greenhouse Gases by Building an Ocean Network of Certified Stations: The Ocean Component of the Integrated Carbon Observation System, ICOS-Oceans. Open Access Frontiers in Marine Science, 6 . Art.Nr. 544. DOI 10.3389/fmars.2019.00544.

[thumbnail of Ar-valo-Mart-nez_et_al-2019-Geophysical_Research_Letters.pdf]

Arévalo-Martínez, D. L. , Steinhoff, T., Brandt, P. , Körtzinger, A. , Lamont, T., Rehder, G. and Bange, H. W. (2019) N2O emissions from the northern Benguela upwelling system . Open Access Geophysical Research Letters, 46 (6). pp. 3317-3326. DOI 10.1029/2018GL081648.

[thumbnail of Becker_et_al-2018-Global_Biogeochemical_Cycles.sup-1.pdf] [thumbnail of Becker_et_al-2018-Global_Biogeochemical_Cycles.pdf]

Becker, M., Steinhoff, T. and Körtzinger, A. (2018) A detailed view on the seasonality of stable carbon isotopes across the North Atlantic. Open Access Global Biogeochemical Cycles, 32 (9). pp. 1406-1419. DOI 10.1029/2018GB005905.

[thumbnail of fmars-05-00328.pdf]

Bittig, H. C., Steinhoff, T., Claustre, H., Fiedler, B., Williams, N. L., Sauzède, R., Körtzinger, A. and Gattuso, J. P. (2018) An Alternative to Static Climatologies: Robust Estimation of Open Ocean CO2 Variables and Nutrient Concentrations From T, S, and O2 Data Using Bayesian Neural Networks. Open Access Frontiers in Marine Science, 5 . Art.Nr. 328. DOI 10.3389/fmars.2018.00328.

[thumbnail of Christiansen_et_al-2018-Limnology_and_Oceanography.pdf]

Christiansen, S. , Hoving, H. J. T. , Schütte, F., Hauss, H. , Karstensen, J. , Körtzinger, A. , Schröder, S. M., Stemmann, L., Christiansen, B., Picheral, M., Brandt, P. , Robison, B., Koch, R. and Kiko, R. (2018) Particulate matter flux interception in oceanic mesoscale eddies by the polychaete Poeobius sp.. Open Access Limnology and Oceanography, 63 (5). pp. 2093-2109. DOI 10.1002/lno.10926.

[thumbnail of fmars-04-00429.pdf] [thumbnail of data sheet 1.pdf]

Bittig, H. C., Körtzinger, A. , Neill, C., van Ooijen, E., Plant, J. N., Hahn, J. , Johnson, K. S., Yang, B. and Emerson, S. R. (2018) Oxygen Optode Sensors: Principle, Characterization, Calibration, and Application in the Ocean. Open Access Frontiers in Marine Science, 4 . Art.No. 429. DOI 10.3389/fmars.2017.00429.

[thumbnail of essd-10-405-2018.pdf]

Le Quéré, C., Andrew, R. M., Friedlingstein, P., Sitch, S., Pongratz, J., Manning, A. C., Korsbakken, J. I., Peters, G. P., Canadell, J. G., Jackson, R. B., Boden, T. A., Tans, P. P., Andrews, O. D., Arora, V. K., Bakker, D. C. E., Barbero, L., Becker, M., Betts, R. A., Bopp, L., Chevallier, F., Chini, L. P., Ciais, P., Cosca, C. E., Cross, J., Currie, K., Gasser, T., Harris, I., Hauck, J., Haverd, V., Houghton, R. A., Hunt, C. W., Hurtt, G., Ilyina, T., Jain, A. K., Kato, E., Kautz, M., Keeling, R. F., Klein Goldewijk, K., Körtzinger, A. , Landschützer, P., Lefèvre, N., Lenton, A., Lienert, S., Lima, I., Lombardozzi, D., Metzl, N., Millero, F., Monteiro, P. M. S., Munro, D. R., Nabel, J. E. M. S., Nakaoka, S. i., Nojiri, Y., Padin, X. A., Peregon, A., Pfeil, B., Pierrot, D., Poulter, B., Rehder, G., Reimer, J., Rödenbeck, C., Schwinger, J., Séférian, R., Skjelvan, I., Stocker, B. D., Tian, H., Tilbrook, B., Tubiello, F. N., van der Laan-Luijkx, I. T., van der Werf, G. R., van Heuven, S., Viovy, N., Vuichard, N., Walker, A. P., Watson, A. J., Wiltshire, A. J., Zaehle, S. and Zhu, D. (2018) Global Carbon Budget 2017. Open Access Earth System Science Data, 10 (1). pp. 405-448. DOI 10.5194/essd-10-405-2018.

[thumbnail of Grundle_2017.pdf] [thumbnail of Author correction]

Grundle, D. S., Löscher, C. R., Krahmann, G. , Altabet, M. A., Bange, H. W. , Karstensen, J. , Körtzinger, A. and Fiedler, B. (2017) Low oxygen eddies in the eastern tropical North Atlantic: Implications for N2O cycling. Open Access Scientific Reports, 7 (1). Art.Nr. 4806. DOI 10.1038/s41598-017-04745-y.

[thumbnail of bg-14-2167-2017.pdf]

Karstensen, J. , Schütte, F., Pietri, A., Krahmann, G. , Fiedler, B., Grundle, D., Hauss, H. , Körtzinger, A. , Löscher, C. R., Testor, P., Vieira, N. and Visbeck, M. (2017) Upwelling and isolation in oxygen-depleted anticyclonic modewater eddies and implications for nitrate cycling. Open Access Biogeosciences (BG), 14 (8). pp. 2167-2181. DOI 10.5194/bg-2016-34.

[thumbnail of jgrc22015.pdf] [thumbnail of jgrc22015.pdf]

Arevalo-Martinez, D. L. , Kock, A. , Steinhoff, T., Brandt, P. , Dengler, M. , Fischer, T. , Körtzinger, A. and Bange, H. W. (2017) Nitrous oxide during the onset of the Atlantic Cold Tongue. Open Access Journal of Geophysical Research: Oceans, 122 (1). pp. 171-184. DOI 10.1002/2016JC012238.

[thumbnail of Le Quere et al 2016.pdf]

Le Quéré, C., Andrew, R. M., Canadell, J. G., Sitch, S., Korsbakken, J. I., Peters, G. P., Manning, A. C., Boden, T. A., Tans, P. P., Houghton, R. A., Keeling, R. F., Alin, S., Andrews, O. D., Anthoni, P., Barbero, L., Bopp, L., Chevallier, F., Chini, L. P., Ciais, P., Currie, K., Delire, C., Doney, S. C., Friedlingstein, P., Gkritzalis, T., Harris, I., Hauck, J., Haverd, V., Hoppema, M., Klein Goldewijk, K., Jain, A. K., Kato, E., Körtzinger, A. , Landschützer, P., Lefèvre, N., Lenton, A., Lienert, S., Lombardozzi, D., Melton, J. R., Metzl, N., Millero, F., Monteiro, P. M. S., Munro, D. R., Nabel, J. E. M. S., Nakaoka, S. i., O'Brien, K., Olsen, A., Omar, A. M., Ono, T., Pierrot, D., Poulter, B., Rödenbeck, C., Salisbury, J., Schuster, U., Schwinger, J., Séférian, R., Skjelvan, I., Stocker, B. D., Sutton, A. J., Takahashi, T., Tian, H., Tilbrook, B., van der Laan-Luijkx, I. T., van der Werf, G. R., Viovy, N., Walker, A. P., Wiltshire, A. J. and Zaehle, S. (2016) Global Carbon Budget 2016. Open Access Earth System Science Data, 8 (2). pp. 605-649. DOI 10.5194/essd-8-605-2016.

[thumbnail of bg-13-5865-2016.pdf]

Schütte, F., Karstensen, J. , Krahmann, G. , Hauss, H. , Fiedler, B., Brandt, P. , Visbeck, M. and Körtzinger, A. (2016) Characterization of "dead-zone" eddies in the tropical Northeast Atlantic Ocean. Open Access Biogeosciences (BG), 13 . pp. 5865-5881. DOI 10.5194/bg-13-5865-2016.

[thumbnail of essd-8-559-2016.pdf]

Becker, M., Andersen, N., Erlenkeuser, H., Humphreys, M. P., Tanhua, T. and Körtzinger, A. (2016) An Internally Consistent Dataset of delta13C-DIC in the North Atlantic Ocean - NAC13v1. Open Access Earth System Science Data, 8 . pp. 559-570. DOI 10.5194/essd-8-559-2016.

[thumbnail of bg-13-5633-2016.pdf]

Fiedler, B., Grundle, D., Schütte, F., Karstensen, J. , Löscher, C., Hauss, H. , Wagner, H., Loginova, A. N. , Kiko, R. , Silva, P., Tanhua, T. and Körtzinger, A. (2016) Oxygen Utilization and Downward Carbon Flux in an Oxygen-Depleted Eddy in the Eastern Tropical North Atlantic. Open Access Biogeosciences (BG), 13 . pp. 5633-5647. DOI 10.5194/bg-13-5633-2016.

[thumbnail of bakker16.pdf]

Bakker, D. C. E., Pfeil, B., Landa, C. S., Metzl, N., O'Brien, K. M., Olsen, A., Smith, K., Cosca, C., Harasawa, S., Jones, S. D., Nakaoka, S. i., Nojiri, Y., Schuster, U., Steinhoff, T., Sweeney, C., Takahashi, T., Tilbrook, B., Wada, C., Wanninkhof, R., Alin, S. R., Balestrini, C. F., Barbero, L., Bates, N. R., Bianchi, A. A., Bonou, F., Boutin, J., Bozec, Y., Burger, E. F., Cai, W. J., Castle, R. D., Chen, L., Chierici, M., Currie, K., Evans, W., Featherstone, C., Feely, R. A., Fransson, A., Goyet, C., Greenwood, N., Gregor, L., Hankin, S., Hardman-Mountford, N. J., Harlay, J., Hauck, J., Hoppema, M., Humphreys, M. P., Hunt, C. W., Huss, B., Ibanhez, J. S. P., Johannessen, T., Keeling, R., Kitidis, V., Körtzinger, A. , Kozyr, A., Krasakopoulou, E., Kuwata, A., Landschützer, P., Lauvset, S. K., Lefèvre, N., Lo Monaco, C., Manke, A., Mathis, J. T., Merlivat, L., Millero, F. J., Monteiro, P. M. S., Munro, D. R., Murata, A., Newberger, T., Omar, A. M., Ono, T., Paterson, K., Pearce, D., Pierrot, D., Robbins, L. L., Saito, S., Salisbury, J., Schlitzer, R., Schneider, B., Schweitzer, R., Sieger, R., Skjelvan, I., Sullivan, K. F., Sutherland, S. C., Sutton, A. J., Tadokoro, K., Telszewski, M., Tuma, M., van Heuven, S. M. A. C., Vandemark, D., Ward, B., Watson, A. J. and Xu, S. (2016) A multi-decade record of high-quality fCO2 data in version 3 of the Surface Ocean CO2 Atlas (SOCAT). Open Access Earth System Science Data, 8 (2). pp. 383-413. DOI 10.5194/essd-8-383-2016.

[thumbnail of bg-13-3203-2016.pdf]

Fischer, G., Karstensen, J. , Romero, O., Baumann, K. H., Donner, B., Hefter, J., Mollenhauer, G., Iversen, M., Fiedler, B., Monteiro, I. and Körtzinger, A. (2016) Bathypelagic particle flux signatures from a suboxic eddy in the oligotrophic tropical North Atlantic: production, sedimentation and preservation. Open Access Biogeosciences (BG), 13 (11). pp. 3203-3223. DOI 10.5194/bg-13-3203-2016.

[thumbnail of Hauss et al bg-13-1977-2016.pdf] [thumbnail of bg-13-1977-2016-supplement.pdf]

Hauss, H. , Christiansen, S., Schütte, F., Kiko, R. , Edvam Lima, M., Rodrigues, E., Karstensen, J. , Löscher, C. R., Körtzinger, A. and Fiedler, B. (2016) Dead zone or oasis in the open ocean? Zooplankton distribution and migration in low-oxygen modewater eddies. Open Access Biogeosciences (BG), 13 . pp. 1977-1989. DOI 10.5194/bg-13-1977-2016.

[thumbnail of löscher et al 2015.pdf] [thumbnail of bg-12-7467-2015-supplement.pdf]

Löscher, C., Fischer, M. A., Neulinger, S., Fiedler, B., Philippi, M., Schütte, F., Singh, A., Hauss, H. , Karstensen, J. , Körtzinger, A. , Künzel, S. and Schmitz, R. A. (2015) Hidden biosphere in an oxygen-deficient Atlantic open ocean eddy: future implications of ocean deoxygenation on primary production in the eastern tropical North Atlantic. Open Access Biogeosciences (BG), 12 (16). pp. 7467-7482. DOI 10.5194/bg-12-7467-2015.

[thumbnail of bittig et al 2015.pdf]

Bittig, H. C., Fiedler, B., Fietzek, P. and Körtzinger, A. (2015) Pressure response of Aanderaa and Sea-Bird oxygen optodes. Open Access Journal of Atmospheric and Oceanic Technology, 32 . pp. 2305-2317. DOI 10.1175/JTECH-D-15-0108.1.

[thumbnail of bittig and körtzinger 2015.pdf]

Bittig, H. C. and Körtzinger, A. (2015) Tackling Oxygen Optode Drift: Near-Surface and In-Air Oxygen Optode Measurements on a Float Provide an Accurate in Situ Reference. Open Access Journal of Atmospheric and Oceanic Technology, 32 (8). pp. 1536-1543. DOI 10.1175/JTECH-D-14-00162.1.

[thumbnail of tortell et al 2015.pdf]

Tortell, P. D., Bittig, H. C., Körtzinger, A. , Jones, E. M. and Hoppema, M. (2015) Biological and physical controls on N2, O2, and CO2 distributions in contrasting Southern Ocean surface waters. Open Access Global Biogeochemical Cycles, 29 (7). pp. 994-1013. DOI 10.1002/2014GB004975.

[thumbnail of ohde et al 2015.pdf]

Ohde, T., Fiedler, B. and Körtzinger, A. (2015) Spatio-temporal distribution and transport of particulate matter in the eastern tropical North Atlantic observed by Argo floats. Deep Sea Research Part I: Oceanographic Research Papers, 102 . pp. 26-42. DOI 10.1016/j.dsr.2015.04.007.

[thumbnail of art_10.1007_s10874-015-9307-3.pdf] [thumbnail of 10874_2015_9307_MOESM1_ESM.docx]

van Pinxteren, M., Fiedler, B., van Pinxteren, D., Iinuma, Y., Körtzinger, A. and Herrmann, H. (2015) Chemical characterization of sub-micrometer aerosol particles in the tropical Atlantic Ocean: marine and biomass burning influences. Journal of Atmospheric Chemistry, 72 (2). pp. 105-125. DOI 10.1007/s10874-015-9307-3.

[thumbnail of bg-12-2597-2015.pdf]

Karstensen, J. , Fiedler, B., Schütte, F., Brandt, P. , Körtzinger, A. , Fischer, G., Zantopp, R. J. , Hahn, J. , Visbeck, M. and Wallace, D. W. R. (2015) Open ocean dead zones in the tropical North Atlantic Ocean. Open Access Biogeosciences (BG), 12 . pp. 2597-2605. DOI 10.5194/bg-12-2597-2015.

[thumbnail of bg-12-489-2015.pdf]

Brandt, P. , Bange, H. W. , Banyte, D., Dengler, M. , Didwischus, S. H., Fischer, T. , Greatbatch, R. J. , Hahn, J. , Kanzow, T., Karstensen, J. , Körtzinger, A. , Krahmann, G. , Schmidtko, S. , Stramma, L. , Tanhua, T. and Visbeck, M. (2015) On the role of circulation and mixing in the ventilation of oxygen minimum zones with a focus on the eastern tropical North Atlantic. Open Access Biogeosciences (BG), 12 . pp. 489-512. DOI 10.5194/bg-12-489-2015.

[thumbnail of hahn_etal14.pdf]

Hahn, J. , Brandt, P. , Greatbatch, R. J. , Krahmann, G. and Körtzinger, A. (2014) Oxygen variance and meridional oxygen supply in the Tropical North East Atlantic oxygen minimum zone. Climate Dynamics, 43 (11). pp. 2999-3024. DOI 10.1007/s00382-014-2065-0.

[thumbnail of 0617-1.pdf]

Bittig, H. C., Fiedler, B., Scholz, R., Krahmann, G. and Körtzinger, A. (2014) Time response of oxygen optodes on profiling platforms and its dependence on flow speed and temperature. Limnology and Oceanography: Methods, 12 . pp. 617-636. DOI 10.4319/lom.2014.12.617.

[thumbnail of essd-6-235-2014.pdf]

Le Quéré, C., Peters, G. P., Andres, R. J., Andrew, R. M., Boden, T. A., Ciais, P., Friedlingstein, P., Houghton, R. A., Marland, G., Moriarty, R., Sitch, S., Tans, P., Arneth, A., Arvanitis, A., Bakker, D. C. E., Bopp, L., Canadell, J. G., Chini, L. P., Doney, S. C., Harper, A., Harris, I., House, J. I., Jain, A. K., Jones, S. D., Kato, E., Keeling, R. F., Klein Goldewijk, K., Körtzinger, A. , Koven, C., Lefèvre, N., Maignan, F., Omar, A., Ono, T., Park, G. H., Pfeil, B., Poulter, B., Raupach, M. R., Regnier, P., Rödenbeck, C., Saito, S., Schwinger, J., Segschneider, J., Stocker, B. D., Takahashi, T., Tilbrook, B., van Heuven, S., Viovy, N., Wanninkhof, R., Wiltshire, A. and Zaehle, S. (2014) Global carbon budget 2013. Open Access Earth System Science Data, 6 (1). pp. 235-263. DOI 10.5194/essd-6-235-2014.

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Bakker, D. C. E., Pfeil, B., Smith, K., Hankin, S., Olsen, A., Alin, S. R., Cosca, C., Harasawa, S., Kozyr, A., Nojiri, Y., O'Brien, K. M., Schuster, U., Telszewski, M., Tilbrook, B., Wada, C., Akl, J., Barbero, L., Bates, N. R., Boutin, J., Bozec, Y., Cai, W. J., Castle, R. D., Chavez, F. P., Chen, L., Chierici, M., Currie, K., de Baar, H. J. W., Evans, W., Feely, R. A., Fransson, A., Gao, Z., Hales, B., Hardman-Mountford, N. J., Hoppema, M., Huang, W. J., Hunt, C. W., Huss, B., Ichikawa, T., Johannessen, T., Jones, E. M., Jones, S. D., Jutterström, S., Kitidis, V., Körtzinger, A. , Landschützer, P., Lauvset, S. K., Lefèvre, N., Manke, A. B., Mathis, J. T., Merlivat, L., Metzl, N., Murata, A., Newberger, T., Omar, A. M., Ono, T., Park, G. H., Paterson, K., Pierrot, D., Ríos, A. F., Sabine, C. L., Saito, S., Salisbury, J., Sarma, V. V. S. S., Schlitzer, R., Sieger, R., Skjelvan, I., Steinhoff, T. , Sullivan, K. F., Sun, H., Sutton, A. J., Suzuki, T., Sweeney, C., Takahashi, T., Tjiputra, J., Tsurushima, N., van Heuven, S. M. A. C., Vandemark, D., Vlahos, P., Wallace, D. W. R., Wanninkhof, R. and Watson, A. J. (2014) An update to the Surface Ocean CO2 Atlas (SOCAT version 2). Open Access Earth System Science Data, 6 (1). pp. 69-90. DOI 10.5194/essd-6-69-2014.

[thumbnail of jtech-d-13-00083.1.pdf] [thumbnail of Correction]

Fietzek, P., Fiedler, B., Steinhoff, T. and Körtzinger, A. (2014) In situ quality assessment of a novel underwater pCO2 sensor based on membrane equilibration and NDIR spectrometry. Open Access Journal of Atmospheric and Oceanic Technology, 31 (1). pp. 181-196. DOI 10.1175/JTECH-D-13-00083.1.

[thumbnail of ARÉVALO-MARTÍNEZ ET AL 2013.pdf]

Arevalo-Martinez, D. L. , Beyer, M., Krumbholz, M., Piller, I., Kock, A. , Steinhoff, T., Körtzinger, A. and Bange, H. W. (2013) A new method for continuous measurements of oceanic and atmospheric N2O, CO and CO2: performance of off-axis integrated cavity output spectroscopy (OA-ICOS) coupled to non-dispersive infrared detection (NDIR). Open Access Ocean Science, 9 (6). pp. 1071-1087. DOI 10.5194/os-9-1071-2013.

[thumbnail of Fiedler_JAOT_2013.pdf]

Fiedler, B., Fietzek, P., Vieira, N., Silva, P., Bittig, H. C. and Körtzinger, A. (2013) In situ CO2 and O2 measurements on a profiling float. Open Access Journal of Atmospheric and Oceanic Technology, 30 . pp. 112-126. DOI 10.1175/JTECH-D-12-00043.1.

[thumbnail of melzner et al 2013.pdf]

Melzner, F., Thomsen, J., Koeve, W. , Oschlies, A. , Gutowska, M., Bange, H. W. , Hansen, H. P. and Körtzinger, A. (2013) Future ocean acidification will be amplified by hypoxia in coastal habitats. Marine Biology, 160 . pp. 1875-1888. DOI 10.1007/s00227-012-1954-1.

[thumbnail of essd-5-145-2013.pdf]

Sabine, C. L., Hankin, S., Koyuk, H., Bakker, D. C. E., Pfeil, B., Olsen, A., Metzl, N., Kozyr, A., Fassbender, A., Manke, A., Malczyk, J., Akl, J., Alin, S. R., Bellerby, R. G. J., Borges, A., Boutin, J., Brown, P. J., Cai, W. J., Chavez, F. P., Chen, A., Cosca, C., Feely, R. A., González-Dávila, M., Goyet, C., Hardman-Mountford, N., Heinze, C., Hoppema, M., Hunt, C. W., Hydes, D., Ishii, M., Johannessen, T., Key, R. M., Körtzinger, A. , Landschützer, P., Lauvset, S. K., Lefèvre, N., Lenton, A., Lourantou, A., Merlivat, L., Midorikawa, T., Mintrop, L., Miyazaki, C., Murata, A., Nakadate, A., Nakano, Y., Nakaoka, S., Nojiri, Y., Omar, A. M., Padin, X. A., Park, G. H., Paterson, K., Perez, F. F., Pierrot, D., Poisson, A., Ríos, A. F., Salisbury, J., Santana-Casiano, J. M., Sarma, V. V. S. S., Schlitzer, R., Schneider, B., Schuster, U., Sieger, R., Skjelvan, I., Steinhoff, T., Suzuki, T., Takahashi, T., Tedesco, K., Telszewski, M., Thomas, H., Tilbrook, B., Vandemark, D., Veness, T., Watson, A. J., Weiss, R., Wong, C. S. and Yoshikawa-Inoue, H. (2013) Surface Ocean CO2 Atlas (SOCAT) gridded data products. Open Access Earth System Science Data, 5 . pp. 145-153. DOI 10.5194/essd-5-145-2013.

[thumbnail of Thomsen et al. GCB proofs.pdf] [thumbnail of Thomsen.pdf]

Thomsen, J., Casties, I., Pansch, C. , Körtzinger, A. and Melzner, F. (2013) Food availability outweighs ocean acidification effects in juvenileMytilus edulis: laboratory and field experiments. Open Access Global Change Biology, 19 (4). pp. 1017-1027. DOI 10.1111/gcb.12109.

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Becker, M., Andersen, N., Fiedler, B., Fietzek, P., Körtzinger, A. , Steinhoff, T. and Friedrichs, G. (2012) Using cavity ringdown spectroscopy for continuous monitoring of δ13C(CO2) and ƒCO2 in the surface ocean. Limnology and Oceanography: Methods, 10 . pp. 752-766. DOI 10.4319/lom.2012.10.752.

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Bittig, H. C., Fiedler, B., Steinhoff, T. and Körtzinger, A. (2012) A novel electrochemical calibration setup for oxygen sensors and its use for the stability assessment of Aanderaa optodes. Limnology and Oceanography: Methods, 10 . pp. 921-933. DOI 10.4319/lom.2012.10.921.

[thumbnail of 2012JC008118-pip.pdf]

Brandt, P. , Greatbatch, R. J. , Claus, M. , Didwischus, S. H., Hormann, V., Funk, A., Hahn, J. , Krahmann, G. , Fischer, J. and Körtzinger, A. (2012) Ventilation of the equatorial Atlantic by the equatorial deep jets. Open Access Journal of Geophysical Research: Oceans, 117 (C12). C12015. DOI 10.1029/2012JC008118.

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Schneider, A., Tanhua, T. , Körtzinger, A. and Wallace, D. W. R. (2012) An evaluation of tracer fields and anthropogenic carbon in the equatorial and the tropical North Atlantic. Deep Sea Research Part I: Oceanographic Research Papers, 67 . pp. 85-97. DOI 10.1016/j.dsr.2012.05.007.

Stramma, L. , Prince, E. D., Schmidtko, S. , Luo, J., Hoolihan, J. P., Visbeck, M. , Wallace, D. W. R., Brandt, P. and Körtzinger, A. (2012) Expansion of oxygen minimum zones may reduce available habitat for tropical pelagic fishes. Nature Climate Change, 2 (1). pp. 33-37. DOI 10.1038/NCLIMATE1304.

[thumbnail of os-7-597-2011.pdf]

Aßmann, S., Frank, C. and Körtzinger, A. (2011) Spectrophotometric high-precision seawater pH determination for use in underway measuring systems. Open Access Ocean Science, 7 (5). pp. 597-607. DOI 10.5194/os-7-597-2011.

[thumbnail of zielinski_et_al_2011.pdf]

Zielinski, O., Voß, D., Saworski, B., Fiedler, B. and Körtzinger, A. (2011) Computation of nitrate concentrations in turbid coastal waters using an in situ ultraviolet spectrophotometer. Journal of Sea Research, 65 (4). pp. 456-460. DOI 10.1016/j.seares.2011.04.002.

[thumbnail of essd-2-17-2010.pdf]

Tanhua, T. , Steinfeldt, R., Key, R. M., Brown, P., Gruber, N., Wanninkhof, R., Perez, F., Körtzinger, A. , Velo, A., Schuster, U., van Heuven, S., Talley, L., Bullister, J. L., Stendardo, I., Hoppema, M., Olsen, A., Kozyr, A., Pierrot, D., Schirnick, C. and Wallace, D. W. R. (2010) Atlantic Ocean CARINA data: overview and salinity adjustments. Open Access Earth System Science Data, 2 . pp. 17-34. DOI 10.5194/essd-2-17-2010.

[thumbnail of 2010JPO4301.pdf]

Brandt, P. , Hormann, V., Körtzinger, A. , Visbeck, M. , Krahmann, G. , Stramma, L. , Lumpkin, R. and Schmid, C. (2010) Changes in the Ventilation of the Oxygen Minimum Zone of the Tropical North Atlantic. Open Access Journal of Physical Oceanography, 40 (8). pp. 1784-1801. DOI 10.1175/2010JPO4301.1.

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Friedrichs, G., Bock, J., Temps, F., Fietzek, P., Körtzinger, A. and Wallace, D. W. R. (2010) Toward continuous monitoring of seawater 13CO2/12CO2 isotope ratio and pCO2: Performance of cavity ringdown spectroscopy and gas matrix effects. Limnology and Oceanography: Methods, 8 . pp. 539-551. DOI 10.4319/lom.2010.8.539.

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Keeling, R. F., Körtzinger, A. and Gruber, N. (2010) Ocean Deoxygenation in a Warming World. Annual Review of Marine Science, 2 (1). pp. 199-229. DOI 10.1146/annurev.marine.010908.163855.

[thumbnail of 2009JC006077-pip.pdf] [thumbnail of 2009JC006077.pdf]

Kihm, C. and Körtzinger, A. (2010) Air-sea gas transfer velocity for oxygen derived from float data. Open Access Journal of Geophysical Research: Oceans, 115 . C12003. DOI 10.1029/2009JC006077.

[thumbnail of schneider_et_al_2010.pdf]

Schneider, A., Tanhua, T. , Körtzinger, A. and Wallace, D. W. R. (2010) High anthropogenic carbon content in the eastern Mediterranean. Open Access Journal of Geophysical Research: Oceans, 115 (C12). DOI 10.1029/2010JC006171.

[thumbnail of 1033_Hartman_2010_EstimatingMixedLayerNitrateIn_Artzeit_pubid13300.pdf]

Steinhoff, T., Friedrich, T., Hartman, S. E., Oschlies, A. , Wallace, D. W. R. and Körtzinger, A. (2010) Estimating mixed layer nitrate in the North Atlantic Ocean. Open Access Biogeosciences (BG), 7 . pp. 795-807. DOI 10.5194/bg-7-795-2010.

[thumbnail of bg-7-3879-2010.pdf]

Thomsen, J., Gutowska, M., Saphörster, J., Heinemann, A., Trübenbach, K., Fietzke, J. , Hiebenthal, C. , Eisenhauer, A. , Körtzinger, A. , Wahl, M. and Melzner, F. (2010) Calcifying invertebrates succeed in a naturally CO2 enriched coastal habitat but are threatened by high levels of future acidification. Open Access Biogeosciences (BG), 7 (11). pp. 3879-3891. DOI 10.5194/bg-7-3879-2010.

[thumbnail of 705_Johnson_2009_ObservingBiogeochemicalCyclesAtGlobal_Artzeit_pubid12144.pdf]

Johnson, K. S., Berelson, W. M., Boss, E. S., Chase, Z., Claustre, H., Emerson, S. R., Gruber, N., Körtzinger, A. , Perry, M. J. and Riser, S. C. (2009) Observing biogeochemical cycles at global scales with profiling floats and gliders: prospects for a global array. Open Access Oceanography, 22 . pp. 216-224. DOI 10.5670/oceanog.2009.81.

[thumbnail of Riebesell_2009.pdf]

Riebesell, U. , Körtzinger, A. and Oschlies, A. (2009) Sensitivities of marine carbon fluxes to ocean change. PNAS Proceedings of the National Academy of Sciences of the United States of America, 106 . pp. 20602-20609. DOI 10.1073/pnas.0813291106.

[thumbnail of os-5-547-2009.pdf]

Schuster, U., Hannides, A., Mintrop, L. and Körtzinger, A. (2009) Sensors and instruments for oceanic dissolved carbon measurements. Open Access Ocean Science, 5 . pp. 547-558. DOI 10.5194/os-5-547-2009.

[thumbnail of 926_Stendardo_2009_CarinaOxygenDataInThe_Artzeit_pubid12856.pdf]

Stendardo, I., Gruber, N. and Körtzinger, A. (2009) CARINA oxygen data in the Atlantic Ocean. Open Access Earth System Science Data, 1 . pp. 87-109. DOI 10.5194/essd-1-87-2009.

[thumbnail of 683_Takahashi_2009_ClimatologicalMeanAndDecadalChange_Artzeit_pubid12055.pdf]

Takahashi, T., Sutherland, S. C., Wanninkhof, R., Sweeney, C., Feely, R. A., Chipman, D. W., Hales, B., Friederich, G., Chavez, F., Sabine, C., Watson, A., Bakker, D. C. E., Schuster, U., Metzl, N., Yoshikawa-Inoue, H., Ishii, M., Midorikawa, T., Nojiri, Y., Körtzinger, A. , Steinhoff, T., Hoppema, M., Olafsson, J., Arnarson, T. S., Tilbrook, B., Johannessen, T., Olsen, A., Bellerby, R., Wong, C. S., Delille, B., Bates, N. R. and de Baar, H. J. W. (2009) Climatological mean and decadal change in surface ocean pCO2, and net sea-air CO2 flux over the global oceans. Deep Sea Research Part II: Topical Studies in Oceanography, 56 (8-10). pp. 554-574. DOI 10.1016/j.dsr2.2008.12.009.

[thumbnail of 987_Telszewski_2009_EstimatingTheMonthlyPco2Distribution_Artzeit_pubid13208.pdf]

Telszewski, A. C., Schuster, U., Watson, A. J., Moulin, C., Bakker, D. C. E., González-Dávila, M., Johannessen, T., Körtzinger, A. , Lüger, H., Olsen, A., Omar, A., Padin, X. A., Ríos, A. F., Steinhoff, T. , Santana-Casiano, M., Wallace, D. W. R. and Wanninkhof, R. (2009) Estimating the monthly pCO2 distribution in the North Atlantic using a self-organizing neural network. Open Access Biogeosciences (BG), 6 (8). pp. 1405-1421. DOI 10.5194/bg-6-1405-2009.

[thumbnail of Watson.pdf]

Watson, A. J., Schuster, U., Bakker, D. C. E., Bates, N. R., Corbière, A., González-Dávila, M., Friedrich, T., Hauck, J., Heinze, C., Johannessen, T., Körtzinger, A. , Metzl, N., Olafsson, J., Olsen, A., Oschlies, A. , Padin, X. A., Pfeil, B., Santana-Casiano, J. M., Steinhoff, T. , Telszewski, M., Rios, A. F., Wallace, D. W. R. and Wanninkhof, R. (2009) Tracking the Variable North Atlantic Sink for Atmospheric CO2. Science, 326 (5958). pp. 1391-1393. DOI 10.1126/science.1177394.

[thumbnail of 57_Körtzinger_2008_TheSeasonalPco_2_CycleAt_Artzeit_pubid9065.pdf]

Körtzinger, A. , Send, U., Lampitt, R., Hartman, S., Wallace, D. W. R., Karstensen, J. , Villagarcia, M. G., Llinas, O. and DeGrandpre, M. D. (2008) The seasonal pCO2 cycle at 49°N/16.5°W in the northeastern Atlantic Ocean and what it tells us about biological productivity . Open Access Journal of Geophysical Research: Oceans, 113 . C04020. DOI 10.1029/2007JC004347.

[thumbnail of 58_Körtzinger_2008_TheSeasonalCycleOfO2_Artzeit_pubid8944.pdf]

Körtzinger, A. , Send, U., Wallace, D. W. R., Karstensen, J. and DeGrandpre, M. (2008) Seasonal cycle of O2 and pCO2 in the central Labrador Sea: Atmospheric, biological, and physical implications . Open Access Global Biogeochemical Cycles, 22 . GB1014. DOI 10.1029/2007GB003029.

[thumbnail of 55_Stramma_2008_OxygenMinimumZoneInThe_Artzeit_pubid9059.pdf]

Stramma, L. , Brandt, P. , Schafstall, J., Schott, F., Fischer, J. and Körtzinger, A. (2008) Oxygen minimum zone in the North Atlantic south and east of the Cape Verde Islands. Open Access Journal of Geophysical Research: Oceans, 113 . C04014. DOI 10.1029/2007JC004369.

[thumbnail of 12_Friis_2007_DissolutionOfCalciumCarbonateObservations_Artzeit_pubid7368.pdf]

Friis, K., Najjar, R. G., Follows, M. J., Dutkiewicz, S., Körtzinger, A. and Johnson, K. M. (2007) Dissolution of calcium carbonate: observations and model results in the subpolar North Atlantic. Open Access Biogeosciences (BG), 4 . pp. 205-213. DOI 10.5194/bg-4-205-2007.

[thumbnail of 14_Quay_2007_AnthropogenicCo2AccumulationRatesIn_Artzeit_pubid7363.pdf]

Quay, P. D., Sonnerup, R., Stutsman, J., Maurer, J., Körtzinger, A. , Padin, X. A. and Robinson, C. (2007) Anthropogenic CO2 accumulation rates in the North Atlantic Ocean from changes in the 13C/12C of dissolved inorganic carbon. Open Access Global Biogeochemical Cycles, 21 . GB1009. DOI 10.1029/2006GB002761.

[thumbnail of 16_Schneider_2007_AlkalinityOfTheMediterraneanSea_Artzeit_pubid7361.pdf]

Schneider, A., Wallace, D. W. R. and Körtzinger, A. (2007) Alkalinity of the Mediterranean Sea. Open Access Geophysical Research Letters, 34 (15). DOI 10.1029/2006GL028842.

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Tanhua, T. , Körtzinger, A. , Friis, K., Waugh, D. W. and Wallace, D. W. R. (2007) An estimate of anthropogenic CO2 inventory from decadal changes in oceanic carbon content. PNAS Proceedings of the National Academy of Sciences of the United States of America, 104 (9). pp. 3037-3042. DOI 10.1073/pnas.0606574104.

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Wolf-Gladrow, D. A., Zeebe, R. E., Klaas, C., Körtzinger, A. and Dickson, A. G. (2007) Total alkalinity: The explicit conservative expression and its application to biogeochemical processes. Marine Chemistry, 106 . pp. 287-300. DOI 10.1016/j.marchem.2007.01.006.

[thumbnail of DeGrandpre_et_al-2006-Geophysical_Research_Letters.pdf]

DeGrandpre, M. D., Körtzinger, A. , Send, U., Wallace, D. W. R. and Bellerby, R. G. J. (2006) Uptake and sequestration of atmospheric CO2 in the Labrador Sea deep convection region. Open Access Geophysical Research Letters, 33 (L21S03). DOI 10.1029/2006GL026881.

[thumbnail of 2005JC003101.pdf]

Lüger, H., Wanninkhof, R., Wallace, D. W. R. and Körtzinger, A. (2006) CO2 fluxes in the sub-tropical and sub-arctic North Atlantic based on measurements from a Volunteer Observing Ship. Open Access Journal of Geophysical Research: Oceans, 111 . C06024. DOI 10.1029/2005JC003101.

[thumbnail of Tanhua_et_al-2006-Global_Biogeochemical_Cycles(1).pdf]

Tanhua, T. , Biastoch, A. , Körtzinger, A. , Lüger, H., Böning, C. W. and Wallace, D. W. R. (2006) Changes of anthropogenic CO2 and CFCs in the North Atlantic between 1981 and 2004. Open Access Global Biogeochemical Cycles, 20 (4). GB4017. DOI 10.1029/2006GB002695.

[thumbnail of 0007.pdf] [thumbnail of 0007a1.pdf]

Tengberg, A., Hovdenes, J., Andersson, H. J., Brocandel, O., Diaz, R., Hebert, D., Arnerich, T., Huber, C., Körtzinger, A. , Khripounoff, A., Rey, F., Rönning, C., Schimanski, J., Sommer, S. and Stangelmayer, A. (2006) Evaluation of a lifetime-based optode to measure oxygen in aquatic systems. Limnology and Oceanography: Methods, 4 . pp. 7-17. DOI 10.4319/lom.2006.4.7.

[thumbnail of 1-s2.0-S0967063705000087-main.pdf]

Friis, K., Körtzinger, A. , Pätsch, J. and Wallace, D. W. R. (2005) On the temporal increase of anthropogenic CO2 in the subpolar North Atlantic. Deep Sea Research Part I: Oceanographic Research Papers, 52 . pp. 681-698. DOI 10.1016/j.dsr.2004.11.017.

[thumbnail of jtech1701.1.pdf]

Körtzinger, A. , Schimanski, J. and Send, U. (2005) High-quality oxygen measurements from profiling floats: A promising new technique. Open Access Journal of Atmospheric and Oceanic Technology, 22 . pp. 302-308. DOI 10.1175/JTECH1701.1.

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Friis, K., Körtzinger, A. and Wallace, D. W. R. (2004) Spectrophotometric pH measurement in the ocean: Requirements, design, and testing of an autonomous charge-coupled device detector system. Limnology and Oceanography: Methods, 2 . pp. 126-136. DOI 10.4319/lom.2004.2.126.

[thumbnail of 547_Körtzinger_2004_TheOceanTakesADeep_Artzeit_pubid11599.pdf] [thumbnail of Körtzinger.pdf]

Körtzinger, A. , Schimanski, J., Send, U. and Wallace, D. W. R. (2004) The ocean takes a deep breath. Science, 306 (5700). p. 1377. DOI 10.1126/science.1102557.

[thumbnail of L-ger_et_al-2004-Global_Biogeochemical_Cycles.pdf]

Lüger, H., Wallace, D. W. R., Körtzinger, A. and Nojiri, Y. (2004) The pCO2 variability in the midlatitude North Atlantic Ocean during a full annual cycle. Open Access Global Biogeochemical Cycles, 18 (GB3023,). DOI 10.1029/2003GB002200.

[thumbnail of Friis_et_al-2003-Geophysical_Research_Letters.pdf]

Friis, K., Körtzinger, A. and Wallace, D. W. R. (2003) The salinity normalization of marine inorganic carbon chemistry data. Open Access Geophysical Research Letters, 30 . pp. 1085-1088. DOI 10.1029/2002GL015898.

[thumbnail of K-rtzinger_et_al-2003-Global_Biogeochemical_Cycles.pdf]

Körtzinger, A. , Quay, P. D. and Sonnerup, R. E. (2003) Relationship between anthropogenic CO2 and the 13C Suess effect in the North Atlantic Ocean. Open Access Global Biogeochemical Cycles, 17 (1). pp. 1005-1024. DOI 10.1029/2001GB001427.

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Körtzinger, A. , Hedges, J. I. and Quay, P. D. (2001) Redfield ratios revisited: Removing the biasing effect of anthropogenic CO2. Limnology and Oceanography, 46 . pp. 964-970. DOI 10.4319/lo.2001.46.4.0964.

[thumbnail of 1-s2.0-S0967063700000510-main.pdf]

Körtzinger, A. , Koeve, W. , Kähler, P. and Mintrop, L. (2001) C:N ratios in the mixed layer during the productive season in the Northeast Atlantic Ocean. Deep Sea Research Part I: Oceanographic Research Papers, 48 . pp. 661-688. DOI 10.1016/S0967-0637(00)00051-0.

[thumbnail of 1-s2.0-S0924796301000033-main.pdf]

Pérez, F. F., Mintrop, L., Llinás, O., Glez-Dávila, M., Castro, C. G., Alvarez, M., Körtzinger, A. , Santana-Casiano, M., Rueda, M. J. and Ríos, A. F. (2001) Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region. Journal of Marine Systems, 28 . pp. 183-201. DOI 10.1016/S0924-7963(01)00003-3.

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Körtzinger, A. , Mintrop, L., Wallace, D. W. R., Johnson, K. M., Neill, C., Tilbrook, B., Towler, P., Inoue, H. Y., Ishii, M., Shaffer, G., Torres Saavedra, R. F., Ohtaki, E., Yamashita, E., Poisson, A., Brunet, C., Schauer, B., Goyet, C. and Eischeid, G. (2000) The international at-sea intercomparison of fCO2 systems during the R/V Meteor Cruise 36/1 in the North Atlantic Ocean. Marine Chemistry, 72 . pp. 171-192. DOI 10.1016/S0304-4203(00)00080-3.

[thumbnail of 573-Article Text-2628-1-10-20060404.pdf]

Mintrop, L., Pérez, F. F., González-Dávila, M., Santana-Casiano, J. M. and Körtzinger, A. (2000) Alkalinity determination by potentiometry - intercalibration using three different methods. Open Access Ciencias Marinas, 26 (1). pp. 23-37. DOI 10.7773/cm.v26i1.573.

[thumbnail of 1-s2.0-S0304420399000559-main.pdf]

Johnson, K. M., Körtzinger, A. , Mintrop, L., Duinker, J. C. and Wallace, D. W. R. (1999) Coulometric total carbon dioxide analysis for marine studies: measurement and internal consistency of underway TCO2 concentrations. Marine Chemistry, 67 . pp. 123-144. DOI 10.1016/S0304-4203(99)00055-9.

[thumbnail of K-rtzinger_et_al-1999-Geophysical_Research_Letters.pdf]

Körtzinger, A. , Rhein, M. and Mintrop, L. (1999) Anthropogenic CO2 and CFCs in the North Atlantic Ocean - a comparison of man-made tracers. Open Access Geophysical Research Letters, 26 . pp. 2065-2068. DOI 10.1029/1999GL900432.

[thumbnail of 1-s2.0-S0304420398000899-main.pdf]

Mintrop, L., Körtzinger, A. and Duinker, J. C. (1999) The carbon dioxide system in the northwestern Indian Ocean during south–west monsoon. Marine Chemistry, 64 (4). pp. 315-336. DOI 10.1016/S0304-4203(98)00089-9.

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Körtzinger, A. , Mintrop, L. and Duinker, J. C. (1998) On the penetration of anthropogenic CO2 into the North Atlantic Ocean. Open Access Journal of Geophysical Research: Oceans, 103 (C9). pp. 18681-18689. DOI 10.1029/98JC01737.

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Körtzinger, A. , Duinker, J. C. and Mintrop, L. (1997) Strong CO2 emissions from the Arabian Sea during South-West Monsoon. Open Access Geophysical Research Letters, 24 . pp. 1763-1766. DOI 10.1029/97GL01775.

[thumbnail of 1-s2.0-0304420395000836-main.pdf]

Körtzinger, A. , Thomas, H., Schneider, B., Gronau, N., Mintrop, L. and Duinker, J. C. (1996) At-sea intercomparison of two newly designed underway pCO2 systems - Encouraging results. Marine Chemistry, 52 . pp. 133-145. DOI 10.1016/0304-4203(95)00083-6.

[thumbnail of scan_2016-09-07_14-01-30.1.pdf]

Duinker, J. C., Körtzinger, A. , Phillips, G. R. J. and Sagalevitch, A. M. (1994) Recovery of deep-sea moorings with MIR submersibles. Sea Technology, 35 (4). pp. 34-42.

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Körtzinger, A. , Schulz-Bull, D. E., Petrick, G. and Duinker, J. C. (1994) Evidence for dissolution of fatty acids in sediment traps: impact on flux estimates. Open Access Journal of Geophysical Research: Oceans, 99 (C2). pp. 3407-3415. DOI 10.1029/93JC02784.

Articles in a Scientific Journal - without review

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Saderne, V., Fietzek, P., Müller, J. D., Körtzinger, A. and Hiebenthal, C. (2017) Intense pCO2 and [O2] Oscillations in a Mussel-Seagrass Habitat: Implications for Calcification. Open Access Biogeosciences Discussions . DOI 10.5194/bg-2017-351.

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Fiedler, B. and Körtzinger, A. (2015) Forschung inmitten des Ozeans. Open Access Earth System Knowledge Platform (ESKP) / Wissensplattform „Erde und Umwelt“ .

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Saderne, V., Fietzek, P., Aßmann, S., Körtzinger, A. and Hiebenthal, C. (2015) Seagrass beds as ocean acidification refuges for mussels? High resolution measurements of pCO2 and O2 in a Zostera marina and Mytilus edulis mosaic habitat. Open Access Biogeosciences Discussions, 12 (14). pp. 11423-11461. DOI 10.5194/bgd-12-11423-2015.

[thumbnail of bgd-9-4853-2012.pdf]

Steinhoff, T., Bange, H. W. , Kock, A. , Wallace, D. W. R. and Körtzinger, A. (2012) Biological productivity in the Mauritanian upwelling estimated with a triple gas approach. Open Access Biogeosciences Discussions, 9 (4). pp. 4853-4875. DOI 10.5194/bgd-9-4853-2012.

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Fiedler, B., Fietzek, P. and Körtzinger, A. (2011) When Chemical Oceanographers go robotic – first high-quality CO2 measurements from profiling float. Open Access IFM-GEOMAR Annual Report, 2010 . pp. 28-29.

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Körtzinger, A. , Tanhua, T. and Wallace, D. W. R. (2008) Estimates of anthropogenic CO2 concentration from repeated ocean measurements made decades apart. Open Access IFM-GEOMAR [Annual] Report, 2007 . pp. 20-21.


Körtzinger, A. , Riser, S. C. and Gruber, N. (2006) Oceanic oxygen - the oceanographer's canary bird of climate change. Argonautics, 2006 (07). pp. 2-3.

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Joos, F., Plattner, G. K., Stocker, T., Körtzinger, A. and Wallace, D. W. R. (2003) Trends in marine dissolved oxygen: Implications for ocean circulation changes and the carbon budget. Open Access Eos, Transactions American Geophysical Union, 84 (21). pp. 197-204. DOI 10.1029/2003EO210001.

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Körtzinger, A. and Wallace, D. W. R. (2002) Der globale Kohlenstoffkreislauf und seine anthropogene Störung - eine Betrachtung aus mariner Perspektive. Promet - Meteorologische Fortbildung, 28 (1/2). pp. 64-70.

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Kassens, H., Spielhagen, R., Thiede, J. , Haas, C., Nürnberg, D. , Härtling, S., Körtzinger, A. , Mumm, N. and Scholten, J. (1992) Internationale ARCTIC-91 Expedition hebt einen Schatz am Nordpol. Open Access Mitteilungen zur Kieler Polarforschung, 7 . pp. 14-18.

Books

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Bosch, T., Colijn, F., Ebinghaus, R., Körtzinger, A. , Latif, M. , Matthiessen, B., Melzner, F., Oschlies, A. , Petersen, S. , Proelß, A., Quaas, M., Requate, T., Reusch, T. B. H. , Rosenstiel, P., Schrottke, K., Sichelschmidt, H., Siebert, U., Soltwedel, R., Sommer, U., Stattegger, K., Sterr, H., Sturm, R., Treude, T. , Vafeidis, A., van Bernem, C., van Beusekom, J., Visbeck, M. , Wahl, M. , Wallmann, K. J. G. , Weinberger, F. , Bollmann, M., Froese, R. , Khalilian, S., Reichenbach, J., Schmidt, J. and Voss, R. and Maribus, Future Ocean - Cluster of Excellence (2010) World Ocean Review 2010 : Mit den Meeren leben. Open Access , ed. by Gelpke, N. and Visbeck, M.. World Ocean Review, 1 . Mare, Hamburg, Germany, 234 pp. ISBN 978-3-86648-000-1

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Bosch, T., Colijn, F., Ebinghaus, R., Körtzinger, A. , Latif, M. , Matthiessen, B., Melzner, F., Oschlies, A. , Petersen, S. , Proelß, A., Quaas, M., Requate, T., Reusch, T. B. H. , Rosenstiel, P., Schrottke, K., Sichelschmidt, H., Siebert, U., Soltwedel, R., Sommer, U., Stattegger, K., Sterr, H., Sturm, R., Treude, T. , Vafeidis, A., van Bernem, C., van Beusekom, J., Visbeck, M. , Wahl, M. , Wallmann, K. J. G. , Weinberger, F. , Bollmann, M., Froese, R. , Khalilian, S., Reichenbach, J., Schmidt, J. and Voss, R. and Maribus, Future Ocean - Cluster of Excellence, IOI, International Ociean Insitute (2010) World Ocean Review 2010 : Living with the oceans. Open Access , ed. by Gelpke, N. and Visbeck, M.. World Ocean Review, 1 . Mare, Hamburg, Germany, 234 pp. ISBN 978-3-86648-000-1

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Hood, M., Fukasawa, M., Gruber, N., Johnson, G. C., Körtzinger, A. , Sabine, C., Sloyan, B., Stansfield, K. and Tanhua, T. (2009) Ship-based Repeat Hydrography: A Strategy for a Sustained Global Programme. . IOC Technical Series, 89 . UNESCO, Paris.


Lueger, H., Wanninkhof, R., Olsen, A., Triñanes, J., Johannessen, T., Wallace, D. W. R. and Körtzinger, A. (2008) The sea-air CO2 flux in the North Atlantic estimated from satellite and Argo profiling data. . NOAA Technical Memorandum OAR AOML-96 . Atlantic Oceanographic and Meteorological Laboratory, Miami, FL., USA, 28 pp.


Gruber, N., Doney, S. C., Emerson, S. R., Gilbert, D., Kobayashi, T., Körtzinger, A. , Johnson, G. C., Johnson, K. S., Riser, S. C. and Ulloa, O. (2007) The ARGO-Oxygen Program - A white paper to promote the addition of oxygen sensors to the international Argo float program. . Argo Steering Committee, o.O., pp. 1-60.

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Körtzinger, A. , Mintrop, L. and Duinker, J. C. (1999) The International Intercomparison Exercise of Underway fCO2 Systems During the R/V Meteor Cruise 36/1 in the North Atlantic Ocean. Open Access , ORNL/CDICA-114 . Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, Oak Ridge, TN, U.S.A., 175 pp. DOI 10.2172/6701.

Book chapters

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Tanhua, T. , Bates, N. and Körtzinger, A. (2013) The Marine Carbon Cycle and Ocean Carbon Inventories. In: Ocean Circulation and Climate ‒ A 21st Century Perspective. , ed. by Siedler, G., Griffies, S. M., Gould, J. and Church, J. A.. Academic Pr., London, pp. 787-815. 2. ISBN 978-0-12-391851-2


Blume, B. and Körtzinger, A. (2011) Chemische Ozeanografie. In: Abenteuer Weltmeere. . Cornelsen, Berlin, Germany, pp. 30-39.

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Zenk, W. and Visbeck, M. (2011) Abyssal temperature fluctuations in the Vema Channel. Open Access In: The Expedition of the Research Vessel "Polarstern" to the Antarctic in 2010 (ANT-XXVI/4). , ed. by Körtzinger, A.. Berichte zur Polar- und Meeresforschung = Reports on Polar and Marine Research, 631 . Alfred Wegener Institut für Polar- und Meeresforschung, Bremerhaven, Germany, pp. 47-48.


Claustre, H., Antoine, D., Boehme, L., Boss, L., D’Ortenzio, F., D’Andon, O. F., Guinet, C., Gruber, N., Handegard, N. O., Hood, M., Johnson, K., Körtzinger, A. , Lampitt, R., LeTraon, P. Y., LeQuéré, C., Lewis, M., Perry, M. J., Platt, T., Roemmich, D., Sathyendranath, S., Send, U., Testor, P. and Yoder, J. (2010) Guidelines Towards An Integrated Ocean Observation System For Ecosystems And Biogeochemical Cycles. In: Proceedings of OceanObs’09: Sustained Ocean Observations and Information for Society . ; 1 , ed. by Hall, J., Harrison, D. E. and Stammer, D.. ESA Publication, WPP-306 . OceanObs'09, Venice, Italy, p. 8. DOI 10.5270/OceanObs09.pp.14.

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Fietzek, P. and Körtzinger, A. (2010) Optimization of a Membrane-Based NDIR Sensor for Dissolved Carbon Dioxide. In: Proceedings of OceanObs’09: Sustained Ocean Observations and Information for Society Conference. ; Annex , ed. by Hall, J., Harrison, D. E. and Stammer, D.. ESA Publication, WPP-306 . OceanObs'09, Venice, Italy, pp. 1-4. DOI 10.5270/OceanObs09.


Gruber, N., Doney, S., Emerson, S., Gilbert, D., Kobayashi, T., Körtzinger, A. , Johnson, G., Johnson, K., Riser, S. and Ulloa, O. (2010) Adding Oxygen to Argo: Developing a Global in-situ Observatory for Ocean Deoxygenation and Biogeochemistry. In: Proceedings of OceanObs’09: Sustained Ocean Observations and Information for Society . ; 2 , ed. by Hall, J., Harrison, D. E. and Stammer, D.. ESA Publication, WPP-306 . OceanObs'09, Venice, Italy, p. 39. DOI 10.5270/OceanObs09.cwp.39.


Gruber, N., Körtzinger, A. , Borges, A., Claustre, H., Doney, S. C., Feely, R. A., Hood, M., Ishii, M., Kozyr, A., Monteiro, P., Nojiri, Y., Sabine, C. L., Schuster, U., Wallace, D. W. R. and Wanninkhof, R. (2010) Towards An Integrated Observing System For Ocean Carbon and Biogeochemistry At a Time of Change. In: Proceedings of OceanObs’09: Sustained Ocean Observations and Information for Society . ; 1 , ed. by Hall, J., Harrison, D. E. and Stammer, D.. ESA Publication, WPP-306 . OceanObs'09, Venice, Italy, p. 8. DOI 10.5270/OceanObs09.pp.18.


Hood, M., Fukasawa, M., Gruber, N., Johnson, G., Körtzinger, A. , Sabine, C., Sloyan, B., Stansfield, K. and Tanhua, T. (2010) Ship-based Repeat Hydrography: A Strategy for a Sustained Global Program. In: Proceedings of OceanObs’09: Sustained Ocean Observations and Information for Society . ; 2 , ed. by Hall, J., Harrison, D. E. and Stammer, D.. ESA Publication, WPP-306 . OceanObs'09, Venice, Italy, p. 44. DOI 10.5270/OceanObs09.cwp.44.


Körtzinger, A. (2010) The outer Amazon plume: An atmospheric CO2 sink. In: Carbon and Nutrient Fluxes in Continental Margins: A Global Synthesis. , ed. by Liu, K. K., Atkinson, L., Quiñones, R. and Talaue-McManus, L.. Springer, New York, USA, pp. 450-453.


Körtzinger, A. (2010) Die Rolle des Meeres als größter CO2-Speicher. In: World Ocean Review 2010. . Maribus , Bremen, pp. 28-35. ISBN 978-3-86648-000-1


Körtzinger, A. (2010) Sauerstoff im Ozean. In: World Ocean Review 2010. . Maribus , Bremen, pp. 44-47. ISBN 978-3-86648-000-1


Karstensen, J. , Edwards, M., Körtzinger, A. , Lampitt, R., Llinas, O., Müller, T. J. , Send, U., Steinhoff, T. and Villagarcia, M. (2006) ANIMATE: Quality control of data from multi-disciplinary moorings in the Northeast Atlantic. In: European Operational Oceanography: Present and Future ; proceedings of 4th International Conference on EuroGOOS, 06.-09.06.2005, Brest, France. . EU Publication, [s.l.], pp. 625-627.

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Körtzinger, A. (2006) Marine Ökosysteme im Zeitalter des globalen Wandels. In: Warnsignale aus den Polarregionen - Wissenschaftliche Fakten. , ed. by Lozán, J. L., Graßl, H., Hubberten, H. W., Hupfer, P., Karbe, L. and Piepenburg, D.. Wissenschaftliche Auswertungen, Hamburg, Germany, pp. 112-116. ISBN 3-9809688-1-X


Körtzinger, A. (2006) Der marine Kohlenstoffkreislauf - eine Betrachtung aus biogeochemischer Perspektive. In: Faszination Meeresforschung - ein ökologisches Lesebuch. , ed. by Hempel, G., Hempel, I. and Schiel, S.. Hauschildt, Bremen, pp. 256-262. ISBN 3-89757-310-5

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Körtzinger, A. and Wallace, D. W. R. (2005) Monitoring the Ocean's Breathing. Open Access In: IFM-GEOMAR [Annual] Report 2002-2004 From the Seafloor to the Atmosphere - Marine Sciences at IFM-GEOMAR Kiel -. , ed. by Villwock, A.. IFM-GEOMAR, Kiel, Germany, pp. 31-32.

[thumbnail of Methods_of_Seawater_Analysis_----_(9_Determination_of_carbon_dioxide_partial_pressure_(p(CO2))).pdf]

Körtzinger, A. (1999) Determination of carbon dioxide partial pressure (p(CO2)). In: Methods of Seawater Analysis. , ed. by Grasshoff, K., Kremling, K. and Ehrhardt, M.. Wiley-VCH, Weinheim, pp. 149-158. 3 ISBN 3-527-29589-5

Conference papers

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Steinhoff, T., Arevalo-Martinez, D. L. , Bange, H. W. , Bell, T., Booge, D., Eirund, G., Körtzinger, A. and Marandino, C. (2015) Obenflächendynamik von CO2, N2O, DMS und Isopren im Indischen Ozean. [Paper] In: Statusseminar Meeresforschung mit FS SONNE 2015. , 12.-13.02.2015, Bremen, Germany . Tagungsband Statusseminar Meeresforschung mit FS SONNE 2015. ; pp. 236-238 .

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Zielinski, O., Fiedler, B., Heuermann, R., Körtzinger, A. , Kopiske, E., Meinecke, G. and Munderloh, H. (2007) A new nitrate continuous observation sensor for autonomous sub-surface applications: Technical design and first results. [Paper] In: Oceans '07: International Conference on Marine Challenges: From Coastline to Deep Sea. , 18.-21.06.2007, Aberdeen, Scotland . IEEE, Proccedings of the International Conference on Marine Challenges: From Coastline to Deep Sea. ; pp. 1-4 . DOI 10.1109/OCEANSE.2007.4302300.

Presentations


Hauss, H. , Fiedler, B., Karstensen, J. , Kiko, R. , Rodrigues, E., Weigt, N. and Körtzinger, A. (2021) Epi- and mesopelagic zooplankton time series at the Cape Verde Ocean Observatory. [Talk] In: 16. DSBS Deep-Sea Biology Symposium. , 12.-17.09.2021, Brest, France .


Hahn, J. , Brandt, P. , Roth, C., Schwarzkopf, F. U. , Duteil, O. , Karstensen, J. , Schütte, F., Krahmann, G. and Körtzinger, A. (2018) Time scales of oxygen variability in the eastern tropical North Atlantic. [Talk] In: Ocean Deoxygenation: Drivers and Consequences - Past/Present/Future. International Conference. , 03.-07.09.2018, Kiel, Germany .

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Brandt, P. , Hahn, J. , Schütte, F., Fischer, T. , Karstensen, J. , Greatbatch, R. J. , Dengler, M. , Körtzinger, A. , Krahmann, G. , Schmidtko, S. , Stramma, L. , Tanhua, T. and Visbeck, M. (2016) Oxygen variability in the eastern tropical North Atlantic oxygen minimum zone. [Talk] In: Lamont Doherty Earth Observatory at Columbia University. , 11.03.2016, Palisades, NY, USA .


Hoving, H. J. T. , Neitzel, P., Christiansen, B., Körtzinger, A. , Linke, P. and Piatkowski, U. (2016) The impact of the oxygen minimum zone on the vertical distribution and abundance of gelatinous macrozooplankton in the eastern tropical Atlantic. [Talk] In: 109. Annual Meeting of the German Zoological Society. , 14.-17.09.2016, Kiel, Germany .


Hoving, H. J. T. , Neitzel, P., Christiansen, B., Körtzinger, A. , Linke, P. and Piatkowski, U. (2016) The impact of the oxygen minimum zone on the vertical distribution and abundance of gelatinous macrozooplankton in the eastern tropical Atlantic. [Talk] In: 51. European Marine Biology Symposium. , 26.-30.09.2016, Rhodos, Greece .


Koeve, W. , Kähler, P., Oschlies, A. and Körtzinger, A. (2016) Oxygen utilization rate (OUR) underestimates ocean respiration – a model study. [Talk] In: Ocean Sciences Meeting 2016. , 21.-26.02.2016, New Orleans, USA .


Arevalo-Martinez, D. L. , Kock, A. , Körtzinger, A. , Steinhoff, T. and Bange, H. W. (2015) Nitrous oxide emissions from eastern boundary ecosystems: case studies from the Peru and Benguela upwelling regions. [Invited talk] In: SOPRAN Final Meeting. , 07.09.2015, Kiel, Germany .


Arevalo-Martinez, D. L. , Kock, A. , Körtzinger, A. , Steinhoff, T. and Bange, H. W. (2015) Nitrous oxide emissions from eastern boundary ecosystems: case studies from the Peru and Benguela upwelling regions. [Talk] In: SOLAS Open Science Conference. , 07.-11.09.2015, Kiel, Germany .

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Arevalo-Martinez, D. L. , Kock, A. , Körtzinger, A. , Steinhoff, T. and Bange, H. W. (2015) Nitrous Oxide Emissions from Eastern Boundary Ecosystems: Case Studies from Peru and Benguela Upwelling Regions.. [Talk] In: InGOS International Conference. , 21.-24.09.2015, Utrecht .


Arevalo-Martinez, D. L. , Kock, A. , Steinhoff, T., Morgan, E. J., Körtzinger, A. and Bange, H. W. (2015) Improving N2O and CO measurements in the surface ocean: application of OA-ICOS. [Invited talk] In: Marine Applications and Perspectives of Cavity Enhanced Optical Detection Schemes. , 20.-21.04.2015, Kiel, Germany .

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Brandt, P. , Dengler, M. , Didwischus, S. H., Fischer, T. , Greatbatch, R. J. , Hahn, J. , Karstensen, J. , Körtzinger, A. , Krahmann, G. , Schmidtko, S. , Stramma, L. , Tanhua, T. and Visbeck, M. (2015) On the role of circulation and mixing in the ventilation of the oxygen minimum zone of the eastern tropical North Atlantic. [Talk] In: RSMAS. , 09.03.2015, Miami, Fla., USA .


Fiedler, B., Schütte, F., Silva, P., Monteiro, I., Vieira, N., Grundle, D., Löscher, C., Karstensen, J. , Santos, C. and Körtzinger, A. (2015) Resolving the Unresolved – a Multi-Platform Approach to Investigate Biogeochemical Processes on Enhanced Spatio-Temporal Scales at CVOO. [Talk] In: International Marine and Atmospheric Science Symposium. , 20.-22.05.2015, Mindelo, Cape Verde .


Fiedler, B., Schütte, F., Silva, P., Monteiro, I., Vieira, N., Grundle, D., Löscher, C., Karstensen, J. , Santos, C. and Körtzinger, A. (2015) A multi-platform approach to investigate hidden biogeochemical processes off West Africa. [Invited talk] In: OCB Summer Workshop. , 21.07.2015, Woods Hole, USA .


Fiedler, B., Silva, P., Monteiro, I., Vieira, N., Karstensen, J. , Lohmann, M., Zenk, C., Santos, C. and Körtzinger, A. (2015) Cape Verde Ocean Observatory | CVOO - Recent Findings, New Projects & Ongoing Developments. [Talk] In: UNI-CV Seminar Series, Instituto Nacional de Desenvolvimento das Pescas (INDP). , 10.09.2015, Mindelo, Cape Verde .


Grundle, D., Altabet, M. A., Fiedler, B., Hauss, H. , Karstensen, J. , Krahmann, G. , Löscher, C., Schütte, F., Santos, C., Körtzinger, A. and Bange, H. W. (2015) Low oxygen eddies: Implications for nitrous oxide production. [Talk] In: Aquatic Sciences Meeting, Aquatic Sciences: Global And Regional Perspectives - North Meets South. , 22.-27.02.2015, Granada, Spain .

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Hauss, H. , Christiansen, S., Kiko, R. , Lima, M. E., Rodrigues, E., Schütte, F., Grundle, D., Karstensen, J. , Löscher, C., Körtzinger, A. and Fiedler, B. (2015) Zooplankton distribution in a hypoxic eddy in the Eastern Tropical North Atlantic - an "open ocean dead zone"?. [Talk] In: ICES Annual Science Conference 2015. , 21.-25.09.2015, Copenhagen, Denmark .


Hauss, H. , Christiansen, S., Kiko, R. , Lima, M. E., Rodrigues, E., Schütte, F., Grundle, D., Karstensen, J. , Löscher, C., Körtzinger, A. and Fiedler, B. (2015) Zooplankton distribution in a low-oxygen eddy - an “open ocean dead zone”?. [Talk] In: European Marine Biology Symposium 2015. , 21.-25.09.2015, Helgoland, Germany .

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Hahn, J. , Bittig, H. C., Krahmann, G. , Karstensen, J. , Brandt, P. and Körtzinger, A. (2014) In situ calibration procedure for Aanderaa optodes with a focus on glider oxygen measurements. [Talk] In: 6. EGO Meeting and Final Symposium of the COST Action ES0904. , 16.-17.06.2014, Kiel, Germany .

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Hahn, J. , Brandt, P. , Greatbatch, R. J. , Krahmann, G. and Körtzinger, A. (2014) Oxygen Variance and Meridional Oxygen Supply in the Tropical North East Atlantic Oxygen Minimum Zone. [Talk] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .


Arevalo-Martinez, D. L. , Bange, H. W. , Kock, A. , Körtzinger, A. and Steinhoff, T. (2014) NITROUS OXIDE IN THE EASTERN TROPICAL SOUTH PACIFIC OCEAN. [Talk] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .

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Aßmann, S., Fietzek, P., Frank, C., Petersen, W., Körtzinger, A. and Linke, P. (2014) Determination of Total Alkalinity, pH and pCO2 in Seawater. [Talk] In: Oceanology International. , 11.-13.03.2014, London, UK .


Aßmann, S., Frank, C., Fietzek, P., Körtzinger, A. and Linke, P. (2014) Realization of an autonomous total alkalinity sensor for surface water applications. [Talk] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .


Bittig, H. C. and Körtzinger, A. (2014) (Almost) everything you always wanted to know about oxygen optodes but were afraid to ask. [Talk] In: First Meeting of SCOR WG 142. , 01.03.2014, Honolulu, Hawaii, USA .

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Bittig, H. C., Fiedler, B., Körtzinger, A. , Poteau, A., Schmechtig, C., Claustre, H. and Johnson, K. (2014) Autonomous sensors to quantify remineralization rates and the mesopelagic C flux. [Invited talk] In: Ocean Carbon and Biogeochemistry (OCB) Summer Workshop. , 21.-24.07.2014, Woods Hole, USA .


Bittig, H. C., Körtzinger, A. and Claustre, H. (2014) Sub-surface production in the Atlantic subtropical gyres - How biogeochemical floats yield estimates of the O2 and NO3 cycle on sub-annual scales. [Talk] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .

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Brandt, P. , Bange, H. W. , Banyte, D., Dengler, M. , Didwischus, S. H., Fischer, T. , Greatbatch, R. J. , Hahn, J. , Kanzow, T., Karstensen, J. , Körtzinger, A. , Krahmann, G. , Schmidtko, S. , Stramma, L. , Tanhua, T. and Visbeck, M. (2014) On the role of circulation and mixing in the ventilation of the oxygen minimum zone of the eastern tropical North Atlantic. [Talk] In: 1. International Conference AWA “Ecosystem approach to the management of fisheries and the marine environment in West African Waters”. , 11.12.2014, Dakar, Senegal .


Fiedler, B., Karstensen, J. , Krahmann, G. , Schütte, F., Grundle, D., Hauss, H. , Löscher, C., Santos, C. and Körtzinger, A. (2014) Mesoscale Variability at the Cape Verde Ocean Observatory (CVOO). [Talk] In: CarboChange Annual Project Meeting 2014. , 07.-10.04.2014, Reykjavik, Iceland .


Fietzek, P., Fiedler, B., Steinhoff, T. and Körtzinger, A. (2014) Quality assessment and recent improvements of the HydroC™ CO2. [Talk] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .

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Hahn, J. , Fischer, T. , Brandt, P. , Greatbatch, R. J. , Körtzinger, A. , Tanhua, T. , Visbeck, M. , Banyte, D., Dengler, M. and Krahmann, G. (2014) Oxygen Supply to the Tropical North East Atlantic Oxygen Minimum Zone. [Talk] In: SFB754 Colloquium. , 08.01.2014, Kiel, Germany .


Körtzinger, A. (2014) Carbon dynamics and CO2 source/sink function across the Amazon-Ocean-Interface - Ideas for an innovative joint observation program. [Invited talk] In: Workshop Brazil-Germany Cooperation in Ocean Science and Technology: Research and Capacity Building. , 27.05.2014, Fortaleza, Brazil .


Körtzinger, A. (2014) Oxygen on Argo – Towards a Novel Biogeochemical Ocean Observatory. [Invited talk] In: D-GEO Sitzung. , 31.10.2014, Kiel, Germany .


Körtzinger, A. (2014) Cutting Edge Observational Technology in Marine Biogeochemistry”: „Marine CO2 and O2 Dynamics – Basics, Concepts, and Surprises. [Talk] In: Sven Lovén Centre for Marine Sciences, Summer Field Course. , 08.09.2014, Tjärnö, Sweden .


Körtzinger, A. (2014) CO2 wohin, woher – Welche Rolle spielt das Meer?. [Public Lecture] In: Saturday Morning Physics. , 29.11.2014, Kiel, Germany .


Körtzinger, A. (2014) Müllkippe Meer – Was wir Menschen dem Meer alles zumuten. [Public Lecture] In: Kieler Rathaus. , 28.11.2014, Kiel, Germany .


Körtzinger, A. (2014) Meereschemie – wissenschaftliche Fragen, Probleme, Ansätze und Methoden einer jungen Disziplin. [Public Lecture] In: 9. MNU-Campus. , 23.09.2014, Kiel, Germany .


Körtzinger, A. (2014) Meereschemie – wissenschaftliche Fragen, Probleme, Ansätze und Methoden einer jungen Disziplin. [Public Lecture] In: 31. Fortbildungs- und Vortragstagung der GDCh-Fachgruppe Chemieunterricht. , 12.09.2014, Kiel, Germany .

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Fischer, T. , Hahn, J. , Brandt, P. , Greatbatch, R. J. , Körtzinger, A. , Tanhua, T. , Visbeck, M. , Banyte, D., Dengler, M. and Krahmann, G. (2013) Oxygen Supply to the Tropical North East Atlantic Oxygen Minimum Zone. [Invited talk] In: IOW Colloquium. , 18.11.2013, Rostock, Germany .

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Hahn, J. , Brandt, P. , Greatbatch, R. J. , Krahmann, G. and Körtzinger, A. (2013) Current and Oxygen Variability in the Tropical North East Atlantic. [Talk] In: Tropical Atlantic Variability Meeting / PIRATA-18 Meeting . , 22. - 25.10.2013, Venice, Italy .


Aßmann, S., Frank, C., Fietzek, P., Körtzinger, A. , Petersen, W. and Linke, P. (2013) Determination of the Carbonate Parameters in Seawater. [Invited talk] In: Joint meeting of the Marine Biogeochemistry Forum of the Challenger Society and the Marine Studies Group of the Geological Society, Marine Biogeochemistry: Past, Present and Future. , 11.-13.09.2013, Leeds, UK .


Fiedler, B., Fietzek, P., Bittig, H. C., Hahn, J. , Steinhoff, T., Karstensen, J. and Körtzinger, A. (2013) Recent Development on Sensors and Calibrations Approaches at GEOMAR. [Invited talk] In: VITALS Workshop. , 17.-18.10.2013, Halifax, Canada .


Fiedler, B., Fietzek, P., Silva, P., Vieira, N., Steinhoff, T., Bittig, H. C., Karstensen, J. and Körtzinger, A. (2013) When chemical oceanographers go robotic – Towards accurate pCO2 measurements on novel autonomous platforms. [Invited talk] In: ESA-EGU-SOLAS Science Workshop "Air-sea Gas Flux Climatology; Progress and Future Prospects". , 24.-27.09.2013, Brest, France .


Fiedler, B., Silva, P., Monteiro, I., Vieira, N., Lohmann, M., Zenk, C., Santos, C. and Körtzinger, A. (2013) Research at the Cape Verde Ocean Observatory (CVOO) - Exciting Results & Future Perspectives. [Talk] In: UNI-CV Seminar Series, Instituto Nacional de Desenvolvimento das Pescas (INDP). , 27.05.2013, Mindelo, Cape Verde .


Fiedler, B., Zenk, C. and Körtzinger, A. (2013) Cape Verde Ocean Observatory (CVOO): Aufbau einer Forschungsinfrastruktur mit lokalen wie globalen Dimensionen. [Invited talk] In: KDM Observatorien Workshop - Zukunftsperspektiven deutscher Ozean-Observatorien, Internationales Maritimes Museum. , 18.06.2013, Hamburg, Germany .


Körtzinger, A. (2013) Oxygen in the ocean - dynamics, trends and new observational approaches. [Invited talk] In: Seminar of Department of Chemistry & Molecular Biology. , 24.10.2013, Göteborg, Sweden .


Körtzinger, A. (2013) Ocean Science Centre Mindelo - a new international platform for marine research in West Africa. [Invited talk] In: Kick-off Meeting of International AWA Project. , 24.09.2013, Dakar, Senegal .


Körtzinger, A. (2013) The Marine CO2 System – Basics, Concepts, Tools, and Surprises. [Invited talk] In: SFB 754 Summer School. , 29.08.2013, Kristineberg, Sweden .


Körtzinger, A. (2013) Forschungsstandort Kap Verde - eine faszinierende Region für Meeresforscher im tropischen Atlantik. [Public Lecture] In: WissenSchaffen. , 12.03.2013, GEOMAR, Hörsaal Ostufer, Kiel, Germany .

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Hahn, J. , Brandt, P. , Greatbatch, R. J. , Krahmann, G. and Körtzinger, A. (2012) O2 variance and meridional O2 supply in the Tropical North East Atlantic. [Talk] In: Tropical Atlantic Variability Meeting, PIRATA-17 Meeting . , 10.09.-15.09.2012, Kiel .


Karstensen, J. , Villagarcia, M., Fischer, J. , Körtzinger, A. , Hartman, S. and Llinas, O. (2012) Seasonal and interannual near-surface nitrate variability in the subpolar North Atlantic. [Talk] In: EGU General Assembly 2012. , 22.-27.04.2012, Vienna, Austria .

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Körtzinger, A. (2012) Müllkippe Meer – was wir Menschen dem Meer alles zumuten : Vortrag für Schülerinnen und Schüler von 8 bis 12 Jahren. Open Access [Public Lecture] In: Kinder- und Schüleruni 2012. , 21.11.2012, Kiel, Germany .


Melzner, F., Thomsen, J., Casties, I., Pansch, C. , Wahl, M. , Gutowska, M. and Körtzinger, A. (2012) Mytilid mussels successfully compete in a CO2 enriched, estuarine coastal habitat. [Talk] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Thomsen, J., Casties, I., Pansch, C. , Körtzinger, A. and Melzner, F. (2012) Effects of elevated pCO2 and nutrition on Mytilus edulis growth: Comparison of field and laboratory studies. [Talk] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Bittig, H. C. and Körtzinger, A. (2011) Laboratory calibration setup based on an electrochemical O2 generator. [Talk] In: ARGO Oxygen Meeting. , 25.-27.05.2011, Brest, France .


Bittig, H. C. and Körtzinger, A. (2011) Temperature-dependent step response characteristic of Aanderaa oxygen optodes. [Talk] In: ARGO Oxygen Meeting. , 25.-27.05.2011, Brest, France .


Friedrichs, G., Andersen, N., Becker, M. and Körtzinger, A. (2011) CRDS-Based Underway Monitoring of Surface Water δ13C(CO2) During Two Atlantic Transects: Intercomparison and Gas Matrix Effects. [Talk] In: EGU General Assembly 2011. , 03.-08.04.2011, Vienna, Austria .

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Hepach, H. , Quack, B., Atlas, E., Wittke, F., Raimund, S., Bange, H. W. and Körtzinger, A. (2011) Halocarbons in and above the tropical Atlantic. [Talk] In: SOLAS Summer School. , 29.08-10.09.2011, Corsica, France .


Körtzinger, A. (2011) Recent instrument and sensor developments for marine carbon observations. [Invited talk] In: IOCCP Surface Ocean CO2 Data-to-Flux Workshop. , 12.-13.09.2011, Paris, France .


Körtzinger, A. (2011) The Anthropogenically Pertubed Marine Carbon Cycle Status, Trends, and New Observational Approaches. [Invited talk] In: GDCh-Wissenschaftsforum Chemie 2011, Deutsch-Chinesisches Sondersymposium "Chemistry and Water". , 05.09.2011, Bremen, Germany .


Körtzinger, A. (2011) Taking the pulse of the ocean's CO2 system. [Invited talk] In: Festkolloquium anlässlich des 65. Geburtstages von Dr. Bernd Schneider. , 13.05.2011, Rostock/Warnemünde, Germany .


Körtzinger, A. (2011) Oxygen in the Ocean - Dynamics, Trends and New Observational Approaches. [Invited talk] In: Lamont-Dohery Earth Observatory, Columbia University, Earth Science Colloquium. , 29.04.2011, Palisades, USA .


Körtzinger, A. (2011) The ocean's source/sink function for CO2 (and N2O) - current knowledge, new approaches, future observation strategies. [Invited talk] In: Cost Action 735 Final Event. , 29.11.2011, Frascati, Italy .


Tanhua, T. , Körtzinger, A. and Wallace, D. W. R. (2011) Observations of the Ocean's role in the carbon cycle. [Talk] In: GEO-Carbon Conference: Carbon in a changing World. , 24.-26.10.2011, Rome, Italy .


Körtzinger, A. (2010) The marine carbon cycle in a changing world – key questions and future perspectives (keynote address). [Invited talk] In: 14. Biennial Challenger Conference for Marine Sciences. , 08.09.2010, Southampton, UK .


Körtzinger, A. (2010) Die Beobachtung des marinen Kohlenstoffkreislaufs in Zeiten des globalen Wandels. [Invited talk] In: M-Talk, Bundesamt für Seeschiffahrt und Hydrographie. , 10.03.2010, Hamburg, Germany .


Körtzinger, A. (2010) Oxygen and carbon observations from floats and gliders - technological achievements and science showcases. [Invited talk] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV". , 22.02.-26.02.2010, Portland, Oregon, USA .


Körtzinger, A. (2010) Der Ozean im globalen Klimawandel - eine Betrachtung aus biogeochemischer Perspektive. [Public Lecture] In: Schleswig-Holsteinische Universitäts-Gesellschaft. , 26.10.2010, Bad Oldesloe .


Körtzinger, A. (2010) Der Ozean im globalen Klimawandel - eine Betrachtung aus biogeochemischer Perspektive. [Public Lecture] In: Schleswig-Holsteinische Universitäts-Gesellschaft. , 29.07.2010, Bordesholm .


Körtzinger, A. (2010) Der Ozean im globalen Klimawandel - eine Betrachtung aus biogeochemischer Perspektive. [Public Lecture] In: Schleswig-Holsteinische Universitäts-Gesellschaft. , 09.03.2010, Glinde, Germany .


Körtzinger, A. (2010) Der Ozean im globalen Klimawandel - eine Betrachtung aus biogeochemischer Perspektive. [Public Lecture] In: Schleswig-Holsteinische Universitäts-Gesellschaft. , 19.01.2010, Bad Bramstedt, Germany .


Körtzinger, A. , Bange, H. W. and Steinhoff, T. (2010) Net community production in the Mauritanian Upwelling estimated with a dual trace gas approach using CO2 and N2O. [Invited talk] In: Air-sea gas fluxes in Eastern Boundary Upwelling Systems (EBUS) and Oxygen Minimum Zones (OMZs). , 08.11.2010, Lima, Peru .


Thomsen, J., Appelhans, Y., Pansch, C. , Wahl, M. , Körtzinger, A. and Melzner, F. (2010) Natural pCO2 variability in the Western Baltic Sea and its impact on marine invertebrates . [Talk] In: 15. International Bryozoology Association Conference. , 02.-06.08.2010, Kiel, Germany .


Körtzinger, A. (2009) Towards a future carbon observing system. [Invited talk] In: Symposium: Decadal Variations of the Ocean's Interior Carbon Cycle: Synthesis and Vulnerabilities. , 17.07, Monte Verità, Switzerland .


Körtzinger, A. (2009) Kieler Meeresforschung auf den Kapverden. [Public Lecture] In: Cabo Verde in Kiel - Kultur trifft Meereswissenschaft. , 07.07, Kiel .


Körtzinger, A. (2009) Der Ozean im globalen Klimawandel - eine Betrachtung aus biogeochemischer Perspektive. [Public Lecture] In: UNSPECIFIED. , 21.04, Hanerau-Hademarschen .


Körtzinger, A. (2009) Ozean in Atemnot - Bringt der globale Wandel unsere Meere aus dem Gleichgewicht?. [Talk] In: Exzellenzcluster "Ozean der Zukunft" und IFM-GEOMAR. , 26.06, Kiel .


Körtzinger, A. (2009) Oxygen and CO2 measurements from profiling floats. [Invited talk] In: OCB Scoping Workshop "Observing Biogeochemical Cycles at Global Scales with Profiling Floats and Gliders". , 29.04, Monterey, USA .


Körtzinger, A. (2009) Der Ozean im globalen Klimawandel - eine Betrachtung aus biogeochemischer Perspektive. [Public Lecture] In: UNSPECIFIED. , 14.05, Leck .


Körtzinger, A. (2009) ozean, mobilis in mobili. [Public Lecture] In: Mitwirkung in einer film-theatralen Komposition der Muthesius Kunsthochschule und des Exzellenzclusters "Ozean der Zukunft". , 21.-23.06, Kiel .


Körtzinger, A. (2009) Assessment of the current ocean carbon sink and its implications for future climate change and mitigation. [Invited talk] In: OceanOb'09. , 23.09, Venedig, Italy .


Koeve, W. and Körtzinger, A. (2008) Sharing marine facilities (EUR-OCEANS WP 1.1). [Talk] In: EUR-OCEANS Final Conference. , 25.-27.11.2008, Rome, Italy .


Körtzinger, A. (2008) Measuring surface ocean CO2 partial pressure from autonomous platforms. [Invited talk] In: AquaLife 2008 Workshop. , 02.07, kiel .


Körtzinger, A. (2008) Oceanic oxygen depletion and Eastern Boundary Upwelling Ecosystems - are we bound for trouble?. [Invited talk] In: 1. South African SOLAS/IMBER International Science Meeting. , 09.05, Cape Town, South Africa .


Körtzinger, A. (2008) Observing the changing marine carbon cycle. [Invited talk] In: Biogeochemical Seminar of the CLISAP Excellence Cluster. , 19.12, Hamburg .


Körtzinger, A. (2008) CO2 Sequestration I: What is the (natural) oceanic sequestration potential?. [Invited talk] In: Bi-annual Symposium "Future Ocean". , 09.10, Kiel .


Körtzinger, A. and Dengg, J. (2008) CarboSchools: Regional project at IFM-GEOMAR Kiel, Germany. [Talk] In: CarboOcean 4th Annual Meeting. , 08.-12.12, Dourdan, France .


Steinhoff, T., Körtzinger, A. , Schroeder, F., Petersen, W. and Hoppema, M. (2008) Inter-comparison of pCO2 instruments - classical versus new methods. [Invited talk] In: FerryBox and Ship of Opportunity meeting,Southampton, UK. , 30.9, Southampton, UK .


Wallace, D. W. R., Cotrim da Cunha, L., Körtzinger, A. , Visbeck, M. , Karstensen, J. , Brandt, P. , dos Santos Ferreira, C., Melicio, O., Silva, P. and Monteiro, I. (2008) The Tropical Eastern North Atlantic Time-Series Observatory at Cape Verde (TENATSO). Status and initial results from the ocean site. [Talk] In: EGU General Assembly. , 15.04, Vienna, Austria .


Wallace, D. W. R., Körtzinger, A. , Cotrim da Cunha, L., Visbeck, M. , dos Santos Ferreira, C., Melicio, O., Carpenter, L., Read, K., Faria, B. and Mendes, L. (2008) The Tropical Eastern North Atlantic Time-Series Observatory at Cape verde (TENATSO). Status and initial results. [Talk] In: Ocean Science Meeting. , 02.-17.03, Orlando, Florida, USA .


Körtzinger, A. (2007) Oxygen - the oceanographers' canary bird of climate change - or when chemical oceanography comes full circle. [Talk] In: University of Montana, Department of Chemistry Seminar Series. , 23.04, Missoula, Montana/USA .


Körtzinger, A. (2007) CO2, O2, N2O from tropical upwelling regions. [Talk] In: UKSOLAS/QUEST/ACCENT Cape Verde Observatory workshop: "Integrated, long-term ocean-atmosphere observations in the tropical Atlantic". , 08.01, São Vicente, Cape Verde Islands .


Körtzinger, A. (2007) O2 measurements from profiling floats - towards an ARGO Oxygen Program. [Talk] In: Statusseminar ARGO Deutschland. , 26.11, Hamburg .


Stramma, L. , Brandt, P. , Schafstall, J., Schott, F., Fischer, J. and Körtzinger, A. (2007) On the water supply to the oxygen minimum zone in the eastern tropical North Atlantic. [Talk] In: AMMA-Ocean/TACE/PIRATA Meeting. , 26.11, Karlsruhe .


Karstensen, J. , Pinck, A., Körtzinger, A. and Steinhoff, T. (2006) Using the Pro-Oceans pCO2 sensor on the SeaCycler. [Talk] In: SeaCycler CarboOcean/NSF meeting. , 06.-8.11, Paris, France .


Körtzinger, A. (2006) Oceanic oxygen - the oceanographer's canary bird of climate change. [Invited talk] In: Special Seminar Co-Sponsored by Program on Climate Change. , 31.08, Seattle, Washington, USA .


Körtzinger, A. (2006) Oceanic oxygen - the oceanographer's canary bird of climate change. [Invited talk] In: 2. Annual CarboOcean Meeting. , 04.12, Maspalomas, Gran Canaria, Spain .


Körtzinger, A. (2006) Oxygen measurements with lifetime based optodes: Performance results from float deployments. [Invited talk] In: ACT Workshop "Dissolved Oxygen Sensors". , 05.01, St. Petersburg, Florida, USA .


Körtzinger, A. (2006) Oxygen - the oceanographer's canary bird of climate change - or when chemical oceanography comes full circle. [Invited talk] In: Special Colloquium on the 50. Anniversary of the Institute for Marine Research. , 12.10, Hamburg .


Körtzinger, A. , Gilbert, D. and Riser, S. (2006) Biogeochemical observations from profiling floats - the oxygen success story and more to come. [Other] In: 2. ARGO Science Workshop. , 18.03, Venice, Italy .


Wallace, D. W. R., Tanhua, T. , Körtzinger, A. and Friis, K. (2006) A precise estimate of the anthropogenic CO2 increase between 1981 and 2004 from observations in the mid-latitude North Atlantic. [Talk] In: EGU General Assembly 2006. , 06.04, Vienna, Austria .


Körtzinger, A. (2005) Der Ozean im Zeitalter des Anthropozäns - eine Betrachtung aus biogeochemischer Perspektive. [Invited talk] In: Meeresumwelt-Symposium 2005 "Aktuelle Probleme der Meeresumwelt". , 08.06, Hamburg .


Körtzinger, A. (2005) Der Ozean im Zeitalter des globalen Klimawandels, oder: CO2 wohin, woher: welche Rolle spielt das Meer?. [Public Lecture] In: Aquariumsvortrag zur Kieler Woche. , 24.06, Kiel .

Conference posters

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Hahn, T., Canning, A., Frank, C., Triest, J., Aßmann, S. and Körtzinger, A. (2019) Novel Oxygen Optode Sensor for Profiling Ocean Observation Platforms: Extensive Characterization and In-Depth Assessment of its Fast Response Time. Open Access [Poster] In: 1. International AtlantOS Symposium. Session 4: Sensors Development and Best Practices. , 25.-29.03.2019, Paris, France .


Hahn, J. , Brandt, P. , Karstensen, J. and Körtzinger, A. (2018) Time scales of oxygen variability in the eastern tropical North Atlantic. [Poster] In: EGU General Assembly 2018. , 08.-13.04.2018, Vienna, Austria .

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Hahn, T., Aßmann, S. and Körtzinger, A. (2018) Novel Optical Oxygen Sensor for Profiling Observation Platforms: Fast Response Time Enables Higher Spatial and Temporal Data Resolution. Open Access [Poster] In: SFB754 Ocean Deoxygenation Conference. , 03.-07.09.2018, Kiel, Germany .


Hoving, H. J. T. , Neitzel, P., Christiansen, B., Hauss, H. , Körtzinger, A. and Piatkowski, U. (2018) Distribution of gelatinous macrozooplankton in relation to oxygen minimum zones in the eastern tropical Atlantic. [Poster] In: Ocean Deoxygenation Conference. , 03.09.-07.09.2018, Kiel, Germany .

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Hahn, J. , Brandt, P. , Karstensen, J. and Körtzinger, A. (2017) Observations of oxygen variability in the eastern tropical North Atlantic. [Poster] In: PIRATA 22 - PREFACE - TAV Meeting. , 05.-10.11.2017, Fortaleza, Brasil .

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Hahn, J. , Burmeister, K. , Brandt, P. , Körtzinger, A. , Duteil, O. and Schwarzkopf, F. U. (2017) A comprehensive data set to study the oxygen minimum zone in the eastern tropical North Atlantic. [Poster] In: GODAE OceanView International School ‘New Frontiers in Operational Oceanography’. , 02.10-13.10.2017, Mallorca, Spain .


Hahn, T., Bittig, H. C., Frank, C. and Körtzinger, A. (2016) New and fast response optical oxygen sensor enables higher temporal data resolution in the global ocean. [Poster] In: 2. AtlantOS General Assembly. , 28.-30.06.2016, Kiel, Germany .


Hahn, T., Bittig, H. C., Frank, C. and Körtzinger, A. (2016) New and fast response optical oxygen sensor enables higher temporal data resolution in the global ocean. [Poster] In: NextGen@Helmholtz 2016. , 28.-30.09.2016, Braunschweig, Germany .


Bittig, H. C. and Körtzinger, A. (2015) Tackling oxygen optode drift: In-situ referencing through optode in-air measurements. [Poster] In: 5. Euro-Argo User Workshop. , 16.-17.03.2015, Brest, France .


Fiedler, B., Hausschildt, J., Steinhoff, T., Kock, A. , Fischer, T. , Lefevre, N., Heimann, M. and Körtzinger, A. (2015) Spatio-Temporal Variability of the Marine Carbon Cycle in the Eastern Tropical North Atlantic. [Poster] In: SOPRAN Annual Meeting 2015. , 17.-18.03.2015, Mainz, Germany .


Fiedler, B., Hauss, H. , Löscher, C., Karstensen, J. , Schütte, F., Grundle, D., Lima, M., Krahmann, G. , Santos, C. and Körtzinger, A. (2015) The Eddy Hunt – Final Project Results. [Poster] In: Future Ocean: Cluster Retreat 2015. , 14.-15.10.2015, Schleswig, Germany .


Arevalo-Martinez, D. L. , Steinhoff, T., Werner, J., Körtzinger, A. , Rehder, G. and Bange, H. W. (2014) Sea-to-air fluxes of N2O and CO2 in the Benguela upwelling system. [Poster] In: SOPRAN Annual Meeting 2014. , 25.-26.03.2014, Bremen, Germany .


Fiedler, B., Fietzek, P., Silva, P., Karstensen, J. and Körtzinger, A. (2014) Closing gaps: Investigating the marine carbon cycle using autonomous mobile platforms. [Poster] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .


Fiedler, B., Grundle, D., Hauss, H. , Karstensen, J. , Krahmann, G. , Löscher, C., Schütte, F., Santos, C. and Körtzinger, A. (2014) Hunting an Oxygen Depleted Eddy in the Eastern Tropical Atlantic. [Poster] In: Future Ocean: Cluster Retreat 2014. , 29.-30.09.2014, Schleswig, Germany .


Fiedler, B., Vieira, N., Silva, P., Karstensen, J. , Krahmann, G. , Lohmann, M., Heimann, M., Brandt, P. and Körtzinger, A. (2014) Spatio-Temporal Variability of the Marine Carbon Cycle at CVOO. [Poster] In: SOPRAN Annual Meeting 2014. , 25.-26.03.2014, Bremen, Germany .


Fiedler, B., Vieira, N., Silva, P., Karstensen, J. , Krahmann, G. , Lohmann, M., Heimann, M., Brandt, P. and Körtzinger, A. (2014) Spatio-Temporal Variability of the Marine Carbon Cycle at CVOO. [Poster] In: CarboChange Annual Project Meeting 2014. , 07.-10.04.2014, Reykjavik, Iceland .


Hoving, H. J. T. , Fabrizius, E., Körtzinger, A. , Linke, P. , Mees, S. O. and Piatkowski, U. (2014) Development of a Biological and Environmental Observation Platform to Investigate Pelagic Macrofaunal Ocean Communities. [Poster] In: Marine Imaging Workshop. , 07.-10.04.2014, NOC, Southampton, UK .


Hoving, H. J. T. , Fabrizius, E., Körtzinger, A. , Linke, P. , Mees, S. O. and Piatkowski, U. (2014) Development of a Biological and Environmental Observation Platform. [Poster] In: Future Ocean: Cluster Retreat 2014. , 29.-30.09.2014, Schleswig, Germany .


Saderne, V., Fietzek, P., Aßmann, S., Hiebenthal, C. , Martz, T. and Körtzinger, A. (2014) Biogenic seawater corrosiveness for calcium carbonates in a seagrass - mussel mosaic habitat. [Poster] In: Future Ocean: Cluster Retreat 2014. , 29.-30.09.2014, Schleswig, Germany . DOI 10.13140/2.1.4712.6089.


Arevalo-Martinez, D. L. , Bange, H. W. , Kock, A. , Körtzinger, A. and Steinhoff, T. (2013) Underway N2O/CO/CO2 measurements in the eastern tropical South Pacific Ocean during M90, M91 and M93. [Poster] In: 6. SOPRAN Annual Meeting. , 19.-20.03.2013, Leipzig, Germany .


Fiedler, B., Grundle, D., Hauss, H. , Karstensen, J. , Krahmann, G. , Löscher, C., Schütte, F., Santos, C. and Körtzinger, A. (2013) Biogeochemistry and Ecology of Oxygen Depleted Eddies in the Eastern Tropical Atlantic. [Poster] In: Future Ocean: Cluster Retreat 2013. , 09.-10.09.2013, Schleswig .


Fietzek, P., Fiedler, B., Steinhoff, T. and Körtzinger, A. (2013) Detailed accuracy assessment of a novel underwater pCO2 sensor. [Poster] In: CarboChange Annual Project Meeting 2013. , 24.-26.04.2013, Norwich, UK .

[thumbnail of FB1_PO_JHahn_EGU2013.pdf]

Hahn, J. , Brandt, P. , Greatbatch, R. J. , Krahmann, G. and Körtzinger, A. (2013) O2 variability and Meridional Oxygen Supply in the Tropical North East Atlantic Oxygen Minimum Zone. [Poster] In: EGU General Assembly 2013. , 07.-12.04.2013, Vienna, Austria .

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Sadiek, I. M., Piller, I., Körtzinger, A. , Wallace, D. W. R. and Friedrichs, G. (2013) Enhanced CRDS Methods for Trace Gas Detection and Surface Analysis. [Poster] In: Clusterretreat Future Ocean. , 09.-10.09.2013, Schleswig, Germany .

[thumbnail of 2012_04_27_EGU_Hahn_et_al.pdf]

Hahn, J. , Brandt, P. , Greatbatch, R. J. , Körtzinger, A. , Krahmann, G. and Funk, A. (2012) O2 variance at intermediate depth in the central tropical Atlantic along 23°W. [Poster] In: EGU General Assembly 2012. , 22.-27.04.2012, Vienna, Austria .


Arevalo-Martinez, D. L. , Beyer, M., Krumbholz, M., Piller, I., Kock, A. , Steinhoff, T., Körtzinger, A. and Bange, H. W. (2012) Underway N2O and CO2 measurements in the equatorial Atlantic Ocean. [Poster] In: SOLAS Open Science Conference. , 07-10.05.2012, Washington State, USA .


Becker, M., Andersen, N., Fiedler, B., Fietzek, P., Körtzinger, A. , Steinhoff, T. and Friedrichs, G. (2012) Methodological Issues of CRDS Based Underway Monitoring of Surface Ocean d13C(CO2). [Poster] In: SOLAS Open Science Conference. , 07. - 10.05.2012, Cle Elum, Washington, USA .


Bittig, H. C., Fiedler, B., Steinhoff, T., Hahn, J. , Boebel, O. and Körtzinger, A. (2012) Oxygen sensor characterization and calibration – Providing the Argo-O2 essentials. [Poster] In: 4. Argo Science Workshop. , 27.-29.09.2012, Venice, Italy .


Bittig, H. C., Tortell, P. D. and Körtzinger, A. (2012) Biological and Physical Contributions to N2, O2, CO2 and DMS Disequilibria in Southern Ocean Surface Waters. [Poster] In: International Weddell Gyre Workshop. , 17.-19.02.2012, Delmenhorst, Germany .


Fiedler, B., Fietzek, P., Karstensen, J. , Vieira, N., Bittig, H. C., Brandt, P. and Körtzinger, A. (2012) In Situ CO2 and O2 measurements on a profiling float at the Cape Verde Ocean Observatory | CVOO. [Poster] In: 5. SOPRAN Annual Meeting. , 20.-21.03.2012, Kiel, Germany .


Fiedler, B., Fietzek, P., Vieira, N., Silva, P., Bittig, H. C. and Körtzinger, A. (2012) Going Beyond Argo-O2: In Situ CO2 and O2 Measurements on Argo Floats. [Poster] In: 4. Argo Science Workshop. , 27.-29.09.2012, Venice, Italy .


Fiedler, B., Silva, P., Monteiro, I., Vieira, N., Lohmann, M., Karstensen, J. , Steinhoff, T., Zenk, C., Santos, C. and Körtzinger, A. (2012) The Cape Verde Ocean Observatory | CVOO. [Poster] In: Global Intercomparability in a Changing Ocean – An International Time-Series Methods Workshop. , 28.-30.11.2012, Bermuda .


Fiedler, B., Steinhoff, T., Fietzek, P. and Körtzinger, A. and GEOMAR, Helmholtz Centre for Ocean Research (2012) Observing diel cycles of biogeochemical parameters with an autonomous Lagrangian surface drifter. [Poster] In: SOLAS Open Science Conference. , 07. - 10.05.2012, Cle Elum, Washington, USA .


Fietzek, P., Fiedler, B. and Körtzinger, A. (2012) Sensor evaluation of the HydroC™-CO2 from various field tests. [Poster] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Fietzek, P., Fiedler, B., Steinhoff, T. and Körtzinger, A. (2012) Underwater carbon dioxide measurements with the HydroC™-CO2 – Experiences and latest results. [Poster] In: Environmental sensors 2012. , 23.-28.09.2012, Anglet, France .


Karstensen, J. , Fiedler, B., Brandt, P. , Körtzinger, A. , Kanzow, T., Zantopp, R. J. , Wallace, D. W. R., Krahmann, G. , Visbeck, M. and Bange, H. W. (2012) Low oxygen eddies in the open North Atlantic Ocean. [Poster] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Karstensen, J. , Fiedler, B., Brandt, P. , Körtzinger, A. , Zantopp, R. J. , Wallace, D. W. R., Krahmann, G. , Visbeck, M. and Hahn, J. (2012) Severe dead-zone eddies in the open North Atlantic Ocean. [Poster] In: EGU General Assembly 2012. , 22.-27.04.2012, Vienna, Austria .


Körtzinger, A. , Bange, H. W. , Breitbarth, E., Marandino, C., Quack, B. and Tanhua, T. (2012) Ocean-Atmosphere Coupling – Biogeochemical Processes and Material Exchange: Contributions from the Department of Chemical Oceanography. [Poster] In: Helmholtz-Centre for Ocean Research Kiel (GEOMAR): Scientific Advisory Board Evaluation. , 09.05.2012, Kiel, Germany .


Melzner, F., Thomsen, J., Casties, I., Pansch, C. , Wahl, M. , Gutowska, M. and Körtzinger, A. (2012) Mytilid mussels successfully compete in a CO2 enriched, estuarine coastal habitat. [Poster] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Steinhoff, T., Bange, H. W. , Kock, A. , Wallace, D. W. R. and Körtzinger, A. (2012) Biological Productivity in the Mauritanian upwelling estimated with a triple gas approach. [Poster] In: SOLAS Open Science Conference. , 07. - 10.05.2012, Cle Elum, Washington, USA .


Thomsen, J., Casties, I., Pansch, C. , Körtzinger, A. and Melzner, F. (2012) Effects of elevated pCO2 and nutrition on Mytilus edulis growth: Comparison of field and laboratory studies. [Poster] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Bittig, H. C., Boebel, O. and Körtzinger, A. (2011) Argo-O2 Floats in the Polar Seas - Autonomous Observation of Biogeochemical Processes at High Latitudes. [Poster] In: DPG Physics School "Physics of the Ocean". , 11.-16.09.2011, Bad Honnef, Germany .


Fiedler, B., Fietzek, P., Vieira, N., Kozlova, E., Heimann, M. and Körtzinger, A. (2011) High-Quality CO2 and O2 Measurements from a Profiling Float at the Cape Verde Observatory (CVO). [Poster] In: 4. Annual SOPRAN Meeting. , 22.-23.03.2011, Heidelberg, Germany .


Hahn, J. , Brandt, P. , Körtzinger, A. , Krahmann, G. , Karstensen, J. , Schlundt, M. and Funk, A. (2011) Mesoscale and finescale oxygen variability at the southern edge of the tropical north east Atlantic Ocean oxygen minimum zone. [Poster] In: EUR-OCEANS Conference - Ocean deoxygenation and implications for marine biogeochemical cycles and ecosystems. , 24.-26.10.2011, Toulouse, France .

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Karstensen, J. , Villargarcia, M., Kemena, T., Körtzinger, A. and Llinas, O. (2011) Seasonal and interannual variability of mixed layer nitrate in the central Irminger Sea. [Poster] In: ICES/NAFO Symposium on the Variability of the North Atlantic and its Marine Ecosystems during 2000-2009. , 10.-12.05.2011, Santander, Spain .


Ohde, T., Fiedler, B., Körtzinger, A. , Müller, K. and Mendes, L. (2011) Distribution of Particulate Matter in the Eastern Tropical North Atlantic observed by ARGO Floats. [Poster] In: 4. Annual SOPRAN Meeting. , 22.-23.03.2011, Heidelberg, Germany .


Piller, I., Beyer, M., Krumbholz, M., Steinhoff, T., Körtzinger, A. and Bange, H. W. (2011) A novel combined system for high-resolution underway measurements of atmospheric and dissolved nitrous oxide (N2O) and carbon dioxide (CO2). [Poster] In: SOPRAN Annual Meeting 2011. , 22.-23.03.2011, Heidelberg, Germany .


Piller, I., Beyer, M., Krumbholz, M., Steinhoff, T., Körtzinger, A. and Bange, H. W. (2011) A novel combined system for high-resolution underway measurements of atmospheric and dissolved nitrous oxide (N2O) and carbon dioxide (CO2). [Poster] In: Clusterretreat Future Ocean. , 28.-29.03.2011, Schleswig, Germany .


Schneider, A., Tanhua, T. , Wallace, D. W. R. and Körtzinger, A. (2011) Water masses and anthropogenic carbon in the tropical Atlantic. [Poster] In: GEO-Carbon Conference: Carbon in a changing World. , 24.-26.10.2011, Rome, Italy .


Becker, M., Fiedler, B., Fietzek, P., Körtzinger, A. and Friedrichs, G. (2010) CRDS Based Field Measurements of Surface Water pCO2 and δ13C(CO2) on two Atlantic Transects. [Poster] In: 3. Biannual Symposium "Future Ocean". , 13.-16.09.2010, Kiel, Germany .

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Brandt, P. , Hormann, V., Körtzinger, A. , Visbeck, M. , Krahmann, G. , Stramma, L. , Lumpkin, R. and Schmid, C. (2010) Changes in the ventilation of the oxygen minimum zone of the tropical North Atlantic (PO15C-15). [Poster] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV". , 22.02.-26.02.2010, Portland, Oregon, USA .


Friedrichs, G., Becker, M., Bock, J., Temps, F., Fietzek, P., Körtzinger, A. and Wallace, D. W. R. (2010) Towards Continuous Monitoring of Seawater 13CO2/12CO2 Isotope Ratio: Performance of Cavity-Ringdown Spectroscopy and Gas Matrix Effects. [Poster] In: Workshop on Atmospheric Chemistry: kinetics and spectroscopy. , 24.-26.02, Bayreuth .


Fietzek, P. and Körtzinger, A. (2009) Optimization of a membrane based NDIR-sensor for dissolved CO2. [Poster] In: OceanObs'09. , 21.-25.09, Venedig, Italien .


Friedrichs, G., Bock, J., Temps, F., Fietzek, P., Körtzinger, A. and Wallace, D. W. R. (2009) Towards Continuous Monitoring of Seawater 13CO2/12CO2 Isotope Ratio: Performance of Cavity-Ringdown Spectroscopy and Linewidth Effects. [Poster] In: SOLAS Open Science Conference. , 16.-19.11, Barcelona, Spain .


Karstensen, J. , Send, U., Villagarcia, M., Körtzinger, A. and Lampitt, R. (2009) EuroSITES: The Cental Irminger Sea (CIS) Observatory. [Poster] In: OceanObs'09. , 21.-25.09, Venice, Italy .


Steinhoff, T., Bange, H. W. , Fiedler, B., Freing, A., Gebhardt, S. and Körtzinger, A. (2009) Separation of air-sea gas exchange and biological drawdown of CO2 by a combined dataset of CO2, N2O and dissolved oxygen in the Mauritanian upwelling (T2-169). [Poster] In: 8. International Carbon Dioxide Conference. , 14.-18.09, Jena .


Steinhoff, T., Fiedler, B., Fietzek, P., Hoppema, M., Kuss, J., Schröder, F., Zemmelink, H. and Körtzinger, A. (2009) Intercom-parison of pCO2 instruments - classical versus new methods (T4-051). [Poster] In: 8. International Carbon Dioxide Conference. , 14.-18.09, Jena .


Bange, H. W. , Freing, A., Gebhardt, S., Kock, A. , Körtzinger, A. and Steinhoff, T. (2008) Long-lived trace gases in the Mauritanian upwelling. [Poster] In: International Symposium on Eastern Boundray Upwelling Ecosystems. , 02.-06.06, Las Palmas, Spain .


Bluhm, K., Croot, P., Körtzinger, A. and Peeken, I. (2008) IODINE Speciation in the Mauritanian upwelling region. [Poster] In: IGAC Conference. , 08.-12.09, Annecy, France .


Fiedler, B., Kihm, C. and Körtzinger, A. (2008) A novel experimental approach for determining CO2 and O2 fluxes in the Tropical Eastern North Atlantic - Experimental setup and first tests. [Poster] In: International Symposium on Eastern Boundary Upwelling Ecosystems. , 02.-06.06, Las Palmas, Gran Canaria, Spain .


Fietzek, P. and Körtzinger, A. (2008) Optimization of a membrane compound sensor for subsea pCO2 measurements. [Poster] In: BIOCAT Summer School. , 15.-19.09, Kiel .


Körtzinger, A. , Send, U., Wallace, D. W. R., Karstensen, J. and DeGrandpre, M. (2008) The seasonal cycle of O2 and pCO2 in the central Labrador Sea: Atmospheric, biological and physical implications. [Poster] In: Ocean Sciences Meeting, American Society for Limnology and Oceanography. , 03.-06.03, Orlando, FL, USA .


Larkin, K. E., Hartman, S. E., Lampitt, R. S., Pagnani, M. R., Körtzinger, A. , Gooday, A. J. and Billett, D. S. M. (2008) Biogeochemical time-series from the ocean interior to the seafloor at the Porcupine Abyssal Plain (PAP) Observatory (49°N, 16.5°W). [Poster] In: European Geophysical Union General Assembly. , 13.-18.04, Vienna, Austria .


Steinhoff, T., Körtzinger, A. , Schroeder, F., Petersen, W. and Hoppema, M. (2008) Inter-comparison of pCO2 instruments - classical versus new methods. [Poster] In: FerryBox and Ship of Opportunity meeting,Southampton, UK. , 29.-30.09, Southampton, UK .


Telszewski, M., Chazottes, A., Schuster, U., Watson, A. J., Moulin, C., Bakker, D., Olsen, A., Johannessen, T., Omar, A., Rios, A., Pérez, F., Lüger, H., Körtzinger, A. , Steinhoff, T. , Wallace, D. W. R., González-Dávila, M., Santana-Casiano, M. and Wanninkhof, R. (2008) Sea surface pCO2 and air-sea flux maps of the North Atlantic for 2004 to 2006 using neural networks. [Poster] In: Ocean Sciences Meeting. , 03.-06.03, Orlando, FL, USA .


Zöllner, E., Peeken, I., Yassaa, N. and Körtzinger, A. (2008) Viral and bacterial dynamics in the Mauritanian upwelling area - interactions with trace gas emissions and biogeochemistry. [Poster] In: IGAC Meeting. , 07.-12.09 .


Steinhoff, T. and Körtzinger, A. (2007) Measurements of the CO2 partial pressure in the North Atlantic Ocean - Does the ΔpCO2 change?. [Poster] In: Surface Ocean CO2 Variability and Vulnerabilities Workshop. , 11.-14.04, Paris, France .


Funk, A., Brandt, P. and Körtzinger, A. (2006) Labrador Sea eddy field from float trajectories. [Poster] In: EGU General Assembly. , 02.-08.04, Vienna, Austria .


Körtzinger, A. and Steinhoff, T. (2006) Air-sea fluxes of CO2 and O2 associated with the Mauritanian Upwelling. [Poster] In: EGU General Assembly 2006. , 02.-07.04, Vienna, Austria .


Schneider, A., Wallace, D. W. R., Tanhua, T. , Körtzinger, A. , Roether, W. and Klein, B. (2006) Alkalinity and anthropogenic carbon in the eastern Mediterranean Sea. [Poster] In: EGU General Assembly 2006. , 02.-07.04, Vienna, Austria .


Steinhoff, T. and Körtzinger, A. (2006) pCO2 measurements in the North Atlantic Ocean - does the delta pCO2 change?. [Poster] In: 2. Annual CarboOcean Meeting. , 04.12.-08.12, Maspalomas, Gran Canaria, Spain .


Stramma, L. , Brandt, P. , Eden, C., Fischer, J. , Körtzinger, A. and Visbeck, M. (2006) Observing and modelling the oxygen minimum zone in the eastern tropical North Atlantic. [Poster] In: Oxygen Minimum Systems Workshop. , 24.10.-26.10, Concepción, Chile .


Tanhua, T. , Biastoch, A. , Körtzinger, A. , Lüger, H., Böning, C. W. and Wallace, D. W. R. (2006) Decadal variations in ocean interior circulation and biogeochemistry: results from the CLIVAR/CO2 Repeat Hydrography Program. [Poster] In: 13. Ocean Sciences Meeting. , 20.02.-24-02, Honolulu, Hawaii, USA .

Theses - published by a publisher

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Körtzinger, A. (1995) Anthropogenes CO2 im Nordatlantik - Methodische Entwicklungen und Messungen zur Quantifizierung des anthropogenen CO2-Signals. Open Access (PhD/ Doctoral thesis), Christian-Albrechts-Universität Kiel, Kiel, Germany, 166 pp. . Berichte aus dem Institut für Meereskunde an der Christian-Albrechts-Universität Kiel, 272 . DOI 10.3289/ifm_ber_272.

Theses - not published by a publisher

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Körtzinger, A. (1991) Identifizierung von Fettsäuren in partikulären organischen Material mit Hilfe der Gaschromatographie / Massenspektronomie. (Diploma thesis), Christian-Albrechts-Universität Kiel, Kiel, Germany, 91 pp.

Reports - Cruise Reports

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Körtzinger, A. , Andrae, A., Baschek, B., Becker, K., Behr, H. D., Blandfort, D., Calil, P., Carrasco, R., Dengler, M. , Devresse, Q., Engel, A. , Fiedler, B., Fischer, G., Fischer, T. , Flintrop, C., Fomba, K. W., Golde, S., Hahn, T., Hauss, H. , Hepach, H. , Heymann, K., Hieronymi, M. , Horstmann, J., Hufnagel, L., Iversen, M. H., Karstensen, J. , Katzenmeier, S., Knudsen, J., Kock, T., Krahmann, G. , Krasemann, H., Merckelbach, L., Moradi, N., Nothof, M., Paulsen, M., Raeke, A., Röttgers, R., Schultze, L. and Stoeck, T. (2020) Eddy Study to Understand Physical-Chemical-Biological Coupling and the Biological Carbon Pump as a Function of Eddy Type off West Africa, Cruise No. M160, 23.11.2019 - 20.12.2019, Mindelo (Cabo Verde) - Mindelo (Cabo Verde). Open Access . Gutachterpanel Forschungsschiffe, Bonn, Germany, 54 pp.

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Sommer, S., Adam, N., Becker, K., Dale, A. W. , Hahn, J. , Kampmeier, M., Paulsen, M., Katzenmeier, S. and Körtzinger, A. (2020) Role of Eddies in the Carbon Pump of Eastern Boundary Upwelling Systems, REEBUS, Cruise No. M156, 03.07. – 01.08.2019 Mindelo (Cap Verde) – Mindelo . Open Access . Meteor Berichte, M156 . Gutachterpanel Forschungsschiffe, Bonn, 53 pp. DOI 10.2312/cr_m156.

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Körtzinger, A., ed. (2011) The Expedition of the Research Vessel "Polarstern" to the Antarctic in 2010 (ANT-XXVI/4). Open Access . Berichte zur Polar- und Meeresforschung = Reports on Polar and Marine Research, 631 . Alfred Wegener Institut für Polar- und Meeresforschung, Bremerhaven, Germany, 68 pp.

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Koschinsky, A., Brandt, P. and Körtzinger, A. (2009) Tropical Atlantic 2006 METEOR Cruise No. 68 April 26 – August 7, 2006 Bridgetown – Recife – Mindelo – Las Palmas. , ed. by Löffler, S. B.. Meteor-Berichte, 09-4 . Leitstelle Meteor, Inst. f. Meereskunde, Hamburg, Germany, 190 pp.

Reports - Weekly reports

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Körtzinger, A. (2019) 4. Wochenbericht FS METEOR Reise M160. Open Access . GEOMAR Helmholtz Centre for Ocean Research, Kiel, Germany, 3 pp.

[thumbnail of M160-3.WB_de.pdf] [thumbnail of M160-3.WB_en.pdf]

Körtzinger, A. (2019) 3. Wochenbericht FS METEOR Reise M160. Open Access . GEOMAR Helmholtz Centre for Ocean Research, Kiel, Germany, 3 pp.

[thumbnail of M160-2WB_de.pdf] [thumbnail of M160-2WB_en.pdf]

Körtzinger, A. (2019) 2. Wochenbericht FS METEOR Reise M160. Open Access . GEOMAR Helmholtz Centre for Ocean Research, Kiel, Germany, 3 pp.

[thumbnail of M160-1.WB_de.pdf] [thumbnail of M160-1.WB_en.pdf]

Körtzinger, A. (2019) 1. Wochenbericht FS METEOR Reise M160. Open Access . GEOMAR Helmholtz Centre for Ocean Research, Kiel, Germany, 2 pp.

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Körtzinger, A. (2011) 1. Wochenbericht MSM18/3. Open Access . UNSPECIFIED.

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Körtzinger, A. (2008) 1. Wochenbericht L'ATALANTE ATA_IFMGEOMAR/3. Open Access . UNSPECIFIED, 2 pp.

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Körtzinger, A. (2008) 2. Wochenbericht L'ATALANTE ATA_IFMGEOMAR/3. Open Access . UNSPECIFIED, 2 pp.

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Körtzinger, A. (2006) 1. Wochenbericht M68/3. Open Access . UNSPECIFIED, 2 pp.

[thumbnail of M68-leg3-wob2.pdf]

Körtzinger, A. (2006) 2. Wochenbericht M68/3. Open Access . UNSPECIFIED, 2 pp.

[thumbnail of M68-leg3-wob3.pdf]

Körtzinger, A. (2006) 3. Wochenbericht M68/3. Open Access . UNSPECIFIED, 3 pp.

[thumbnail of M68-leg3-wob4.pdf]

Körtzinger, A. (2006) 4. Wochenbericht M68/3. Open Access . UNSPECIFIED, 3 pp.

Reports - other reports

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Obolensky, G., Claustre, H., Thierry, V. and Körtzinger, A. (2019) Enhancement of the Argo core mission: Deployment of Bio‐Argo and O2‐deep floats and improvement of the network capabilities. Open Access . AtlantOS Deliverable, D3.14 . AtlantOS, 28 pp. DOI 10.3289/atlantos_d3.14.

[thumbnail of D3.17_OceanSITES Innovation Report_final.pdf]

Körtzinger, A. , Buttigieg, P. L., Janssen, F., Metfies, K., Salter, I., Wenzhöfer, F., Steinhoff, T., Fiedler, B., Hahn, T., Seelmann, K. , Canning, A., Lampitt, R., Lopez, P., Villagarcia, M. and Peplies, J. (2019) OceanSITES Innovation Report. Open Access . AtlantOS Deliverable, D3.17 . AtlantOS, 24 pp. DOI 10.3289/atlantos_d3.17.

[thumbnail of D6.3_Validation of sensor and instrumentation innovations_final.pdf]

Mowlem, M., Achterberg, E. P. , Alcaraz, D., Arundell, M., Aßmann, S., Delory, E., Nielsen, E. E. G., Fietzek, P., Hahn, T., Harrington, K., Janssen, F., Kiltgaard Hansen, B., Körtzinger, A. , Metfies, K., Monk, S., Murray, E., Nehir, M., Robidart, J., Schaap, A., Simpson, P., Sprong, P. and Wolf, C. (2018) Validation of sensor and instrumentation innovations. Open Access . AtlantOS Deliverable, D6.3 . AtlantOS, 60 pp. DOI 10.3289/atlantos_d6.3.

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Schulz, J., Möller, K. O., Bracher, A., Hieronymi, M. , Cisewski, B., Zielinski, O., Voss, D., Gutzeit, E., Dolereit, T., Niedzwiedz, G., Kohlberg, G., Schories, D., Kiko, R. , Körtzinger, A. , Falldorf, C., Fischer, P., Nowald, N., Beisiegel, K., Martinez-Arbizu, P., Rüssmeier, N., Röttgers, R., Büdenbender, J., Jordt-Sedlazeck, A., Koch, R., Riebesell, U. , Hvitfeldt Iversen, M., Köser, K., Kwasnitschka, T., Wellhausen, J., Barz, K., Rohde, S., Nattkemper, T. W., Schoening, T. , Peeters, F., Hofmann, H., Busch, J. A., Hirche, H. J., Niehoff, B., Hildebrandt, N., Stohr, E., Winter, C., Herbst, G., Konrad, C., Schmidt, M. , Linke, P. , Brey, T., Bange, H. W. , Nolle, L., Krägefsky, S., Gröger, J., Sauter, E., Schulz, M., Müller, J., Rehder, G., Stepputtis, D. and Beszteri, B. (2015) Aquatische Optische Technologien in Deutschland. Open Access . Meereswissenschaftliche Berichte, 97 . IOW, Warnemünde, Germany, 92 pp. DOI 10.12754/msr-2015-0097.

[thumbnail of 779902238.pdf]

Bange, H. W. , Brandt, P. , Breitbarth, E., Breviere, E., Dengler, M. , Eden, C., Körtzinger, A. , LaRoche, J., Marandino, C., Oschlies, A. , Quack, B. and Riebesell, U. (2013) Surface ocean processes in the Anthropocene, 2nd Phase - Sopran II : Abschlussbericht ; 01.02.2010 - 31.01.2013. . GEOMAR, Kiel, Germany, 250 pp.

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Körtzinger, A. and Zenk, C., eds. and GEOMAR Helmholtz-Zentrum für Ozeanforschung, Kiel, Instituto Nacional de Desenvolvimento das Pescas, INDP, Mindelo (2011) Forschungsstandort Kap Verde : ein faszinierendes Labor für Meeres- und Atmosphärenforscher im tropischen Atlantik. . GEOMAR, Kiel, 31 pp. DOI 10.3289/IFM-GEOMAR_CVOO_2011.

[thumbnail of CV_Brochure_EN_reduced_final.pdf]

Körtzinger, A. and Zenk, C., eds. (2011) Research Base Cape Verde: A Fascinating Laboratory for Oceanographers and Atmospheric Scientists. . GEOMAR, Kiel, Germany, 16 pp.

[thumbnail of 633623709.pdf]

Wallace, D. W. R., Bange, H. W. , Brandt, P. , Croot, P., Eden, C., Körtzinger, A. , LaRoche, J., Quack, B. and Riebesell, U. (2010) SOPRAN - Abschlussbericht : (01.11.2006 - 31.01.2010) ; [SOPRAN: Surface Ocean Processes in the Anthropocene - Ozeanische Oberflächenprozesse in Anthropozän]. . IFM-GEOMAR, Kiel, Germany, 38 pp.

[thumbnail of CARINA_data_Synthesis_Project.pdf]

Tanhua, T. , Olsen, A., Hoppema, M., Jutterström, S., Schirnick, C. , van Heuven, S., Velo, A., Lin, X., Kozyr, A., Alvarez, M., Bakker, D. C. E., Brown, P., Falck, E., Jeansson, E., Lo Monaco, C., Olafsson, J., Perez, F. F., Pierrot, D., Rios, A. F., Sabine, C. L., Schuster, U., Steinfeldt, R., Stendardo, I., Anderson, L. G., Bates, N. R., Bellerby, R. G. J., Blindheim, J., Bullister, J. L., Gruber, N., Ishii, M., Johannessen, T., Jones, E. P., Köhler, J., Körtzinger, A. , Metzl, N., Murata, A., Musielewicz, S., Omar, A. M., Olsson, K. A., de la Paz, M., Pfeil, B., Rey, F., Rhein, M., Skjelvan, I., Tilbrook, B., Wanninkhof, R., Mintrop, L., Wallace, D. W. R. and Key, R. M. (2009) CARINA Data Synthesis Project. Open Access . ORNL/CDIAC . 157, Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, U. S. Department of Energy, Oak Ridge, TN, USA, VII, 11 pp. DOI 157.

Committee


Körtzinger, A. (2014) Scientific and Technical Advisory Group, Euro-Argo / Member, Chair. 01.2014 - 12.2023 [Committee]

This list was generated on Sat Feb 15 05:01:31 2025 CET.