Items where Author is "Siebert, Christopher"

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Number of items: 42.

Zhang, Z., Zhou, L., Chen, X. G., Achterberg, E. P. , Yu, Y., Hathorne, E. , Steiner, Z. , Siebert, C. and Frank, M. (2024) Introduction of isotopically light barium from the Rainbow hydrothermal system into the deep Atlantic Ocean. Open Access Earth and Planetary Science Letters, 625 . Art.Nr. 118476. DOI 10.1016/j.epsl.2023.118476.

Massmann, G., Abarike, G., Amoako, K., Auer, F., Badewien, T. H., Berkenbrink, C., Böttcher, M. E., Brick, S., Cordova, I. V. M., Cueto, J., Dittmar, T., Engelen, B., Freund, H., Greskowiak, J., Günther, T., Herbst, G., Holtappels, M., Marchant, H. K., Meyer, R., Müller-Petke, M., Niggemann, J., Pahnke, K., Pommerin, D., Post, V., Reckhardt, A., Roberts, M., Schwalfenberg, K., Seibert, S. L., Siebert, C., Skibbe, N., Waska, H., Winter, C. and Zielinski, O. (2023) The DynaDeep observatory – a unique approach to study high-energy subterranean estuaries. Open Access Frontiers in Marine Science, 10 . Art.Nr.1189281. DOI 10.3389/fmars.2023.1189281.

[thumbnail of Geochem Geophys Geosyst - 2023 - Cao - Stable Barium Isotope Fractionation in Pore Waters of Estuarine Sediments.pdf] [thumbnail of 2023gc010907-sup-0001-supporting information si-s01.docx]

Cao, Z., Rao, X., Li, Y., Hong, Q., Wei, L., Yu, Y., Ehlert, C., Liu, B., Siebert, C., Hathorne, E. C. , Zhang, Z., Scholz, F. , Kasten, S. and Frank, M. (2023) Stable Barium Isotope Fractionation in Pore Waters of Estuarine Sediments. Open Access Geochemistry, Geophysics, Geosystems, 24 (6). e2023GC010907. DOI 10.1029/2023GC010907.

[thumbnail of Münker et al.pdf]

Münker, C., Wombacher, F. and Siebert, C. (2023) Cambrian ocean floor crust preserved in the Takaka Terrane, New Zealand. New Zealand Journal of Geology and Geophysics, 66 (3). pp. 405-427. DOI 10.1080/00288306.2023.2197239.

Zhang, Z., Yu, Y., Hathorne, E. C. , Vieira, L. H. , Grasse, P. , Siebert, C., Rahlf, P. and Frank, M. (2023) Decoupling of Barium and Silicon at the Congo River‐Dominated Southeast Atlantic Margin: Insights From Combined Barium and Silicon Isotopes. Open Access Global Biogeochemical Cycles, 37 (5). e2022GB007610. DOI 10.1029/2022GB007610.

[thumbnail of fmars-10-1101095.pdf]

Scholz, F. , Cheng, J., Zhang, Z., Vosteen, P., Siebert, C. and Frank, M. (2023) Benthic-pelagic coupling and isotopic fractionation of barium in Kiel Bight, SW Baltic Sea. Open Access Frontiers in Marine Science, 10 . Art.Nr. 1101095. DOI 10.3389/fmars.2023.1101095.

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Yu, Y., Xie, R. C. , Gutjahr, M. , Laukert, G. , Cao, Z., Hathorne, E. , Siebert, C., Patton, G. and Frank, M. (2022) High latitude controls on dissolved barium isotope distributions in the global ocean. Open Access Geochemical Perspectives Letters, 24 . pp. 22-26. DOI 10.7185/geochemlet.2242.

Yu, Y., Hathorne, E. C. , Siebert, C., Felis, T., Rajendran, C. P. and Frank, M. (2022) Monthly resolved coral barium isotopes record increased riverine inputs during the South Asian summer monsoon. Geochimica et Cosmochimica Acta, 329 . pp. 152-167. DOI 10.1016/j.gca.2022.05.001.

[thumbnail of 10.1130_G49291.1.pdf] [thumbnail of Supplemental material]

Eroglu, S., Scholz, F., Salvatteci, R., Siebert, C., Schneider, R. and Frank, M. (2021) The impact of postdepositional alteration on iron- and molybdenum-based redox proxies. Geology, 49 (12). pp. 1411-1415. DOI 10.1130/G49291.1.

Cao, Z., Rao, X., Yu, Y., Siebert, C., Hathorne, E. C. , Liu, B., Wang, G., Lian, E., Wang, Z., Zhang, R., Gao, L., Wei, G., Yang, S., Dai, M. and Frank, M. (2021) Stable Barium Isotope Dynamics During Estuarine Mixing. Open Access Geophysical Research Letters, 48 (19). e2021GL095680. DOI 10.1029/2021GL095680.

[thumbnail of Cao et al 2020 GCA_accepted.pdf]

Cao, Z., Rao, X., Li, Y., Yu, Y., Hathorne, E. , Siebert, C., Dai, M. and Frank, M. (2020) Constraining barium isotope fractionation in the upper water column of the South China Sea . Open Access Geochimica et Cosmochimica Acta, 288 . pp. 120-137. DOI 10.1016/j.gca.2020.08.008.

[thumbnail of Supplementary data] [thumbnail of Yu etal.pdf]

Yu, Y., Siebert, C., Fietzke, J. , Goepfert, T., Hathorne, E. , Cao, Z. and Frank, M. (2020) The impact of MC-ICP-MS plasma conditions on the accuracy and precision of stable isotope measurements evaluated for barium isotopes. Chemical Geology, 549 . Art.Nr. 119697. DOI 10.1016/j.chemgeo.2020.119697.

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Eroglu, S., Scholz, F., Frank, M. and Siebert, C. (2020) Influence of particulate versus diffusive molybdenum supply mechanisms on the molybdenum isotope composition of continental margin sediments. Open Access Geochimica et Cosmochimica Acta, 273 . pp. 51-69. DOI 10.1016/j.gca.2020.01.009.

[thumbnail of Kessarkar_2018.pdf]

Kessarkar, P. M., Naqvi, S. W. A., Thamban, M., Fernandes, L. L., Siebert, C., Rao, V. P., Kawahata, H., Ittekkot, V. and Frank, M. (2018) Variations in Denitrification and Ventilation Within the Arabian Sea Oxygen Minimum Zone During the Holocene. Open Access Geochemistry, Geophysics, Geosystems, 19 (7). pp. 2179-2193. DOI 10.1029/2017GC007286.

Scholz, F., Baum, M., Siebert, C., Eroglu, S., Dale, A. W. , Naumann, M. and Sommer, S. (2018) Sedimentary molybdenum cycling in the aftermath of seawater inflow to the intermittently euxinic Gotland Deep, Central Baltic Sea. Open Access Chemical Geology, 491 . pp. 27-38. DOI 10.1016/j.chemgeo.2018.04.031.


Laukert, G. , Frank, M. , Hathorne, E. , Siebert, C. and Cao, Z. (2018) The dissolved stable barium isotope distribution in the Fram Strait, Arctic Ocean. . [Poster] In: Ocean Science Meeting 2018. , 12.-16.02.2018, Portland, OR, USA .

[thumbnail of Accepted manuscript] [thumbnail of Opfergelt.pdf]

Opfergelt, S., Williams, H. M., Cornelis, J. T., Guicharnaud, R. A., Georg, R. B., Siebert, C., Gislason, S. R., Halliday, A. N. and Burton, K. W. (2017) Iron and silicon isotope behaviour accompanying weathering in Icelandic soils, and the implications for iron export from peatlands. Open Access Geochimica et Cosmochimica Acta, 217 . pp. 273-291. DOI 10.1016/j.gca.2017.08.033.

[thumbnail of Baronas.pdf] [thumbnail of Baronas_Suppl.pdf]

Baronas, J. J., Hammond, D. E., McManus, J., Wheat, C. G. and Siebert, C. (2017) A global Ge isotope budget. Geochimica et Cosmochimica Acta, 203 . pp. 265-283. DOI 10.1016/j.gca.2017.01.008.

[thumbnail of 1-s2.0-S0016703716306652-main.pdf] [thumbnail of Liang_mmc1.docx]

Liang, Y. H., Halliday, A. N., Siebert, C., Fitton, J. G., Burton, K. W., Wang, K. L. and Harvey, J. (2017) Molybdenum isotope fractionation in the mantle. Open Access Geochimica et Cosmochimica Acta, 199 . pp. 91-111. DOI 10.1016/j.gca.2016.11.023.


Cao, Z., Hathorne, E. C. , Siebert, C., Dai, M., Zhai, W., Kuhnert, H. and Frank, M. (2017) Stable Barium isotope geochemistry of large river estuaries. [Talk] In: Goldschmidt Conference 2017. , 13.-18.08.2017, Paris, France .

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Eroglu, S., Scholz, F., Frank, M. and Siebert, C. (2017) Early diagenesis of Mo: Oxic versus anoxic sediments in the Gulf of California. Open Access [Talk] In: Goldschmidt Conference 2017. , 13.-18.08.2017, Paris, France .


Meulenbroek, K., Siebert, C., Hathorne, E. C. and Frank, M. (2017) Are barium isotopic signals in planktic foraminifera a proxy for palaeosalinity?. [Poster] In: Goldschmidt Conference 2017. , 13.-18.08.2017, Paris, France .

[thumbnail of 1-s2.0-S0016703717300418-main.pdf]

Yang, J., Barling, J., Siebert, C., Fietzke, J. , Stephens, E. and Halliday, A. N. (2017) The molybdenum isotopic compositions of I-, S- and A-type granitic suites. Open Access Geochimica et Cosmochimica Acta, 205 . pp. 168-186. DOI 10.1016/j.gca.2017.01.027.

[thumbnail of Cao et.al.pdf] [thumbnail of Corrigendum]

Cao, Z., Siebert, C., Hathorne, E. C. , Dai, M. and Frank, M. (2016) Constraining the oceanic barium cycle with stable barium isotopes. Earth and Planetary Science Letters, 434 . pp. 1-9. DOI 10.1016/j.epsl.2015.11.017.

[thumbnail of Siebert et.al.pdf] [thumbnail of Siebert.pdf]

Siebert, C., Pett-Ridge, J. C., Opfergelt, S., Guicharnaud, R. A., Halliday, A. N. and Burton, K. W. (2015) Molybdenum isotope fractionation in soils: Influence of redox conditions, organic matter, and atmospheric inputs. Open Access Geochimica et Cosmochimica Acta, 162 . pp. 1-24. DOI 10.1016/j.gca.2015.04.007.

[thumbnail of Ventura et.al.pdf]

Ventura, T., Gall, L., Siebert, C., Prytulak, J., Szatmari, P., Huerlimann, M. and Halliday, A. N. (2015) The stable isotope composition of vanadium, nickel, and molybdenum in crude oils. Applied Geochemistry, 59 . pp. 104-117. DOI 10.1016/j.apgeochem.2015.04.009.

[thumbnail of Yang et.al.pdf]

Yang, J., Siebert, C., Barling, J., Savage, P., Liang, J. H. and Halliday, A. N. (2015) Absence of molybdenum isotope fractionation during magmatic differentiation at Hekla volcano, Iceland. Open Access Geochimica et Cosmochimica Acta, 162 . pp. 126-136. DOI 10.1016/j.gca.2015.04.011.

[thumbnail of Dausmann.pdf]

Dausmann, V. , Frank, M. , Siebert, C., Christl, M. and Hein, J. R. (2015) The evolution of climatically driven weathering inputs into the western Arctic Ocean since the late Miocene: Radiogenic isotope evidence. Earth and Planetary Science Letters, 419 . pp. 111-124. DOI 10.1016/j.epsl.2015.03.007.

[thumbnail of Abraham.pdf]

Abraham, K., Barling, J., Siebert, C., Belshaw, N., Gall, L. and Halliday, A. N. (2015) Determination of mass-dependent variations in tungsten stable isotope compositions of geological reference materials by double-spike and MC-ICPMS. Journal of Analytical Atomic Spectrometry, 30 (11). pp. 2334-2342. DOI 10.1039/c5ja00210a.

[thumbnail of ggr12014.pdf]

Nägler, T. F., Anbar, A. D., Archer, C., Goldberg, T., Gordon, G. W., Greber, N. D., Siebert, C., Sohrin, Y. and Vance, D. (2014) Proposal for an International Molybdenum Isotope Measurement Standard and Data Representation. Geostandards and Geoanalytical Research, 38 (2). pp. 149-151. DOI 10.1111/j.1751-908X.2013.00275.x.

[thumbnail of Opfergelt.pdf]

Opfergelt, S., Burton, K. W., Georg, R. B., West, A. J., Guicharnaud, R., Sigfusson, B., Siebert, C., Gislason, S. R. and Halliday, A. N. (2014) Magnesium retention on the soil exchange complex controlling Mg isotope variations in soils, soil solutions and vegetation in volcanic soils, Iceland. Geochimica et Cosmochimica Acta, 125 . pp. 110-130. DOI 10.1016/j.gca.2013.09.036.


Baronas, J. J., Hammond, D. E., McManus, J. and Siebert, C. (2014) Germanium Stable isotope distributions in marine and terrestrial settings. [Talk] In: Ocean Sciences Meeting 2014. , 23.-28.02.2014, Honululu, Hawaii, USA .

[thumbnail of Gall.pdf]

Gall, L., Williams, H. M., Siebert, C., Halliday, A. N., Herrington, R. J. and Hein, J. R. (2013) Nickel isotopic compositions of ferromanganese crusts and the constancy of deep ocean inputs and continental weathering effects over the Cenozoic. Earth and Planetary Science Letters, 375 . pp. 148-155. DOI 10.1016/j.epsl.2013.05.019.

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Liang, Y. H., Siebert, C., Fitton, J. G., Burton, K. W. and Halliday, A. N. (2013) Molybdenum isotope fractionation in the mantle. [Talk] In: Goldschmidt Conference 2013. , 25.-30.08.2013, Florence, Italy .

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Neely, R., Siebert, C., Burton, K., Eiriksdottir, E. and Einarsson, A. (2013) Biological Fractionation of Molybdenum Isotopes: Lake Mývatn, Iceland. [Talk] In: Goldschmidt Conference 2013. , 25.-30.08.2013, Florence, Italy .


Siebert, C., Pett-Ridge, J., Opfergelt, S., Halliday, A. and Burton , K. (2013) Molybdenum isotopes as proxy for soil processes. [Poster] In: EnvironMetal Isotopes 2013: International Conference on „Stable Metal Isotope Fractionation – Processes and Applications in Environmental Geochemistry”. , 18.-23.09.2013, Ascona, Switzerland .

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Siebert, C., von Strandmann, P. and Burton, K. (2013) Molybdenum Isotope Fractionation in the Great Artesian Basin, Australia. [Poster] In: Goldschmidt Conference 2013. , 25.-30.08.2013, Florence, Italy .

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Yang, J., Siebert, C., Barling, J., Savage, P., Liang, Y. H. and Halliday, A. (2013) Molybdenum Isotopes during Magmatic Differentiation. [Poster] In: Goldschmidt Conference 2013. , 25.-30.08.2013, Florence, Italy .

[thumbnail of Gall.pdf]

Gall, L., Williams, H., Siebert, C. and Halliday, A. (2012) Determination of mass-dependent variations in nickel isotope compositions using double spiking and MC-ICPMS. Journal of Analytical Atomic Spectrometry, 27 (1). pp. 137-145. DOI 10.1039/C1JA10209E.

[thumbnail of Greber.pdf] [thumbnail of Corrigendum]

Greber, N., Siebert, C., Nägler, T. F. and Pettke, T. (2012) δ98/95Mo values and Molybdenum Concentration Data for NIST SRM 610, 612 and 3134: Towards a Common Protocol for Reporting Mo Data. Geostandards and Geoanalytical Research, 36 (3). pp. 291-300. DOI 10.1111/j.1751-908X.2012.00160.x.

This list was generated on Thu Mar 28 18:48:00 2024 CET.