Items where Author is "Geilert, Sonja"

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Number of items: 36.

Articles in a Scientific Journal - peer-reviewed

[thumbnail of fclim-06-1338556.pdf] [thumbnail of Data Sheet 1-2.pdf]

Fuhr, M., Wallmann, K. , Dale, A. W. , Kalapurakkal, H. T., Schmidt, M. , Sommer, S., Deusner, C. , Spiegel, T. , Kowalski, J. and Geilert, S. (2024) Alkaline mineral addition to anoxic to hypoxic Baltic Sea sediments as a potentially efficient CO2-removal technique. Open Access Frontiers in Climate, 6 . Art.Nr. 1338556. DOI 10.3389/fclim.2024.1338556.

[thumbnail of sp-2-oae2023-3-2023.pdf]

Eisaman, M. D., Geilert, S. , Renforth, P., Bastianini, L., Campbell, J., Dale, A. W. , Foteinis, S., Grasse, P. , Hawrot, O., Löscher, C. R., Rau, G. H. and Rønning, J. (2023) Assessing the technical aspects of ocean-alkalinity-enhancement approaches. Open Access State Planet : SP, 2-oae2023 (Chapter 3). pp. 1-29. DOI 10.5194/sp-2-oae2023-3-2023.

[thumbnail of sp-2-oae2023-6-2023.pdf]

Riebesell, U. , Basso, D., Geilert, S. , Dale, A. W. and Kreuzburg, M. (2023) Mesocosm experiments in ocean alkalinity enhancement research. Open Access State Planet : SP, 2-oae2023 (Chapter 6). pp. 1-14. DOI 10.5194/sp-2-oae2023-6-2023.

[thumbnail of fclim-05-1245580.pdf] [thumbnail of Data Sheet 1.docx]

Fuhr, M., Wallmann, K. , Dale, A. W. , Diercks, I., Kalapurakkal, H. T., Schmidt, M. , Sommer, S., Böhnke, S., Perner, M. and Geilert, S. (2023) Disentangling artificial and natural benthic weathering in organic rich Baltic Sea sediments. Open Access Frontiers in Climate, 5 . Art.Nr. 1245580. DOI 10.3389/fclim.2023.1245580.

[thumbnail of 87455-chemical-alteration-of-riverine-particles-in-seawater-and-marine-sediments-effects-on-seawater-composition-and-atmospheric-co-2.pdf] [thumbnail of all_files.zip]

Wallmann, K. , Geilert, S. and Scholz, F. (2023) Chemical Alteration of Riverine Particles in Seawater and Marine Sediments: Effects on Seawater Composition and Atmospheric CO 2. Open Access American Journal of Science, 323 . Art.Nr. 7. DOI 10.2475/001c.87455.

[thumbnail of s41467-023-37186-5.pdf] [thumbnail of 41467_2023_37186_MOESM1_ESM.pdf]

Geilert, S. , Frick, D. A., Garbe-Schönberg, D., Scholz, F. , Sommer, S., Grasse, P. , Vogt, C. and Dale, A. W. (2023) Coastal El Niño triggers rapid marine silicate alteration on the seafloor. Open Access Nature Communications, 14 . Art.Nr. 1676. DOI 10.1038/s41467-023-37186-5.

[thumbnail of JGR Solid Earth - 2022 - Sarkar - Thermal state of the Guaymas Basin derived from gas hydrate bottom simulating reflections.pdf] [thumbnail of 2021jb023909-sup-0001-supporting]

Sarkar, S. , Moser, M., Berndt, C. , Doll, M., Böttner, C. , Chi, W., Klaeschen, D. , Galerne, C. , Karstens, J. , Geilert, S. , Mortera‐Gutierrez, C. and Hensen, C. (2022) Thermal state of the Guaymas Basin derived from gas hydrate bottom simulating reflections and heat flow measurements. Open Access Journal of Geophysical Research: Solid Earth, 127 (8). Art.Nr. e2021JB023909. DOI 10.1029/2021JB023909.

[thumbnail of Luo etal.pdf]

Luo, M., Li, W., Geilert, S. , Dale, A. W. , Song, Z. and Chen, D. (2022) Active Silica Diagenesis in the Deepest Hadal Trench Sediments. Open Access Geophysical Research Letters, 49 (14). Art.Nr. e2022GL099365. DOI 10.1029/2022GL099365.

[thumbnail of fclim-04-831587.pdf] [thumbnail of Data_Sheet_1_Kinetics of Olivine Weathering in Seawater An Experimental Study.PDF]

Fuhr, M., Geilert, S. , Schmidt, M. , Liebetrau, V., Vogt, C., Ledwig, B. and Wallmann, K. (2022) Kinetics of Olivine Weathering in Seawater: An Experimental Study. Open Access Frontiers in Climate, 4 . Art.Nr. 831587. DOI 10.3389/fclim.2022.831587.

Lagostina, L., Frandsen, S., MacGregor, B. J., Glombitza, C., Deng, L., Fiskal, A., Li, J., Doll, M., Geilert, S. , Schmidt, M. , Scholz, F., Bernasconi, S. M., Jørgensen, B. B., Hensen, C. , Teske, A. and Lever, M. A. (2021) Interactions between temperature and energy supply drive microbial communities in hydrothermal sediment. Open Access Communications Biology, 4 . Art.Nr. 1006. DOI 10.1038/s42003-021-02507-1.

[thumbnail of 1-s2.0-S0012821X21004489-main.pdf] [thumbnail of 1-s2.0-S0012821X21004489-mmc1.docx]

Geilert, S. , Albers, E., Frick, D. A., Hansen, C. T. and von Blanckenburg, F. (2021) Systematic changes in serpentine Si isotope signatures across the Mariana forearc – a new proxy for slab dehydration processes. Open Access Earth and Planetary Science Letters, 575 . Art.Nr. 117193. DOI 10.1016/j.epsl.2021.117193.

[thumbnail of fmars-08-697400.pdf] [thumbnail of Data Sheet]

Grasse, P. , Haynert, K., Doering, K. , Geilert, S. , Jones, J. L., Brzezinski, M. A. and Frank, M. (2021) Controls on the Silicon Isotope Composition of Diatoms in the Peruvian Upwelling. Open Access Frontiers in Marine Science, 8 . Art.Nr. 697400. DOI 10.3389/fmars.2021.697400.

[thumbnail of Accepted article] [thumbnail of 2020GB006583.pdf]

Dale, A. W. , Paul, M., Clemens, D. , Scholz, F., Schroller-Lomnitz, U., Wallmann, K. , Geilert, S. , Hensen, C. , Plass, A., Liebetrau, V., Grasse, P. and Sommer, S. (2021) Recycling and burial of biogenic silica in an open margin oxygen minimum zone. Open Access Global Biogeochemical Cycles, 35 (2). e2020GB006583. DOI 10.1029/2020GB006583.

Geilert, S. , Grasse, P. , Wallmann, K. , Liebetrau, V. and Menzies, C. D. (2020) Serpentine alteration as source of high dissolved silicon and elevated δ30Si values to the marine Si cycle. Open Access Nature Communications, 11 (Art.Nr. 5123). DOI 10.1038/s41467-020-18804-y.

[thumbnail of gbc21015-sup-0001-2020gb006538-si.docx] [thumbnail of 2020GB006538(1).pdf]

Grasse, P. , Closset, I., Jones, J. L., Geilert, S. and Brzezinski, M. A. (2020) Controls on Dissolved Silicon Isotopes along the US GEOTRACES Eastern Pacific Zonal Transect (GP16). Open Access Global Biogeochemical Cycles, 34 (9). e2020GB006538. DOI 10.1029/2020GB006538.

[thumbnail of bg-17-1745-2020.pdf] [thumbnail of bg-17-1745-2020-supplement.pdf]

Geilert, S. , Grasse, P. , Doering, K. , Wallmann, K. , Ehlert, C. , Scholz, F., Frank, M. , Schmidt, M. and Hensen, C. (2020) Impact of ambient conditions on the Si isotope fractionation in marine pore fluids during early diagenesis. Open Access Biogeosciences (BG), 17 . pp. 1745-1763. DOI 10.5194/bg-17-1745-2020.

[thumbnail of Schmidt_et_al-2019-Geochemistry,_Geophysics,_Geosystems.pdf]

Schmidt, C. , Hensen, C. , Wallmann, K. , Liebetrau, V., Tatzel, M., Schurr, S. L., Kutterolf, S. , Haffert, L., Geilert, S. , Hübscher, C. , Lebas, E. , Heuser, A. , Schmidt, M. , Strauss, H. , Vogl, J. and Hansteen, T. (2019) Origin of high Mg and SO 4 fluids in sediments of the Terceira Rift, Azores – indications for caminite dissolution in a waning hydrothermal system. Open Access Geochemistry, Geophysics, Geosystems, 20 . DOI 10.1029/2019GC008525.

[thumbnail of Author's accepted manuscript]

Scholz, F., Schmidt, M. , Hensen, C. , Eroglu, S., Geilert, S. , Gutjahr, M. and Liebetrau, V. (2019) Shelf-to-basin iron shuttle in the Guaymas Basin, Gulf of California. Open Access Geochimica et Cosmochimica Acta, 261 . pp. 76-92. DOI 10.1016/j.gca.2019.07.006.

[thumbnail of bg-15-5715-2018.pdf] [thumbnail of bg-15-5715-2018-supplement.pdf]

Geilert, S. , Hensen, C. , Schmidt, M. , Liebetrau, V., Scholz, F., Doll, M., Deng, L., Fiskal, A., Lever, M. A., Su, C. C., Schlömer, S., Sarkar, S. , Thiel, V. and Berndt, C. (2018) On the formation of hydrothermal vents and cold seeps in the Guaymas Basin, Gulf of California . Open Access Biogeosciences (BG), 15 (18). pp. 5715-5731. DOI 10.5194/bg-15-5715-2018.

[thumbnail of Ehlert.pdf] [thumbnail of Ehlert_Supp.pdf]

Ehlert, C., Doering, K., Wallmann, K. , Scholz, F., Sommer, S., Grasse, P. , Geilert, S. and Frank, M. (2016) Stable silicon isotope signatures of marine pore waters – Biogenic opal dissolution versus authigenic clay mineral formation. Geochimica et Cosmochimica Acta, 191 . pp. 102-117. DOI 10.1016/j.gca.2016.07.022.

[thumbnail of GSA_Manuscript_Template-rifting-v3.pdf] [thumbnail of Berndt.pdf]

Berndt, C. , Hensen, C. , Mortera-Gutierrez, C., Sarkar, S. , Geilert, S. , Schmidt, M. , Liebetrau, V., Kipfer, R., Scholz, F., Doll, M., Muff, S., Karstens, J. , Planke, S., Petersen, S. , Böttner, C. , Chi, W. C., Moser, M., Behrendt, R., Fiskal, A., Lever, M. A., Su, C. C., Deng, L., Brennwald, M. S. and Lizarralde, D. (2016) Rifting under steam – how rift magmatism triggers methane venting from sedimentary basins. Open Access Geology, 44 (9). pp. 767-770. DOI 10.1130/G38049.1.

[thumbnail of 1-s2.0-S0016703715003804-main.pdf]

Geilert, S. , Vroon, P. Z., Keller, N. S., Gudbrandsson, S., Stefánsson, A. and van Bergen, M. J. (2015) Silicon isotope fractionation during silica precipitation from hot-spring waters: Evidence from the Geysir geothermal field, Iceland. Geochimica et Cosmochimica Acta, 164 . pp. 403-427. DOI 10.1016/j.gca.2015.05.043.

[thumbnail of 1-s2.0-S0009254115001205-main.pdf]

Roerdink, D. L., van den Boorn, S. H. J. M., Geilert, S. , Vroon, P. Z. and van Bergen, M. J. (2015) Experimental constraints on kinetic and equilibrium silicon isotope fractionation during the formation of non-biogenic chert deposits. Chemical Geology, 402 . pp. 40-51. DOI 10.1016/j.chemgeo.2015.02.038.

[thumbnail of boron-isotope-fractionation-in-bell-pepper- mso-1000101.pdf]

Geilert, S. , Vogl, J., Rosner, M., Voerkelius, S. and Eichert, T. (2015) Boron Isotope Fractionation in Bell Pepper. Open Access Mass Spectrometry & Purification Techniques, 1 (101). DOI 10.4172/2469-9861.1000101.

Presentations

[thumbnail of Abstract]

Freitas, M. L., Geilert, S. , Heuser, A. , Wallmann, K. and Magalhaes, V. H. (2023) Serpentinite Mud Volcanoes as Natural Laboratory for Mineral Carbonation Reactions. Open Access [Talk] In: Goldschmidt Conference 2023. , 9.-14.07.2023, Lyon, France .

[thumbnail of Abstract]

Geilert, S. , Frick, D. A., Abbott, A. N. and Löhr, S. (2023) Microscale, in situ δ 30 Si analyses of authigenic aluminosilicates - new constraints on the use of pore fluid Si isotopes as a tracer for marine silicate alteration. Open Access [Talk] In: Goldschmidt Conference 2023. , 9.-14.07.2023, Lyon, France .


Fuhr, M., Geilert, S. , Schmidt, M. and Wallmann, K. (2021) Kinetics of olivine weathering in seawater: an experimental study. [Talk] In: Goldschmidt Virtual Conference 2021. , 04.-09.07.2021, Virtual .

[thumbnail of Abstract]

Geilert, S. , Hensen, C. , Doering, K., Grasse, P. , Ehlert, C., Liebetrau, V., Scholz, F., Schmidt, M. and Frank, M. (2019) Marine Reverse Silicate Weathering Traced by Silicon Isotopes. Open Access [Talk] In: Goldschmidt Conference 2019. , 18.-23.08.2019, Barcelona, Spain .


Schmidt, C. , Hensen, C. , Wallmann, K. , Liebetrau, V., Tatzel, M., Schurr, S. L., Geilert, S. , Hübscher, C., Kutterolf, S. , Lebas, E. , Haffert, L., Strauss, H. and Hansteen, T. H. (2019) Genesis of high Mg and SO4 hydrothermal fluids in the Terceira Rift. [Talk] In: EGU General Assembly 2019. , 07.-12.04.2019, Vienna, Austria .

[thumbnail of Abstract]

Geilert, S. , Hensen, C. , Liebetrau, V., Scholz, F., Frank, M. and Ehlert, C. (2017) Si isotopes in sedimentary pore fluids trace early diagenetic reactions in the Guaymas Basin , Gulf of California. Open Access [Talk] In: Goldschmidt Conference 2017. , 13.-18.08.2017, Paris, France .

Conference posters


Berndt, C. , Hensen, C. , Mortera-Gutierrez, C. A., Sarkar, S. , Geilert, S. , Schmidt, M. , Liebetrau, V., Kipfer, R., Scholz, F., Doll, M., Muff, S., Karstens, J. , Böttner, C. , Chi, W. C., Moser, M., Behrendt, R., Fiskal, A., Evans, T., Planke, S., Lizzarralde, D. and Lever, M. A. (2015) Hydrothermal Activity in the Northern Guaymas Basin. [Poster] In: AGU Fall Meeting 2015. , 14.-18.12.2015, San Francisco, USA .

Conference pico


Schmidt, C. , Hensen, C. , Hübscher, C., Wallmann, K. , Tatzel, M., Schurr, S. L., Liebetrau, V., Geilert, S. , Kutterolf, S. , Strauss, H. and Hansteen, T. H. (2019) Insights into pore fluid geochemistry of the Azores Plateau: From early diagenesis to hydrothermal vents. [PICO] In: EGU General Assembly 2019. , 07.-12.04.2019, Vienna, Austria .

Reports - Cruise Reports

[thumbnail of SO241_Fahrtbericht.pdf]

Berndt, C. , Hensen, C. , Muff, S., Karstens, J. , Schmidt, M. , Liebetrau, V., Kipfer, R., Lever, M., Böttner, C. , Doll, M., Sarkar, S. and Geilert, S. (2015) RV SONNE 241 Cruise Report / Fahrtbericht, Manzanillo, 23.6.2015 – Guayaquil, 24.7.2015 : SO241 - MAKS: Magmatism induced carbon escape from marine sediments as a climate driver – Guaymas Basin, Gulf of California. Open Access . GEOMAR Helmholtz Centre for Ocean Research Kiel, 74 pp. DOI 10.3289/CR_S241.

This list was generated on Thu Feb 22 16:27:14 2024 CET.