Publications of Ralf Schiebel

Levy, N., Torfstein, A., Schiebel, R., Chernihovsky, N., Weis, U., Stoll, B., Leitner, J., Chaabane, S., Vonhof, H. and Haug, G. H.: Seasonal Controls on the ecological and geochemical Planktic Foraminifera Proxy Systematics in the Gulf of Aqaba, in Goldschmidt Montréal 2026. [online] Available from: http://hdl.handle.net/21.11116/0000-0013-1408-C, 2026.

Arns , A. I., Branson, O., Evans, D., Jantschke, A., Wolf, S. E., Heins, L., Repschläger, J., Danisi, R., Leitner, J., Haug, G. H. and Schiebel, R.: Microstructural crystallography of foraminifer shells: implications for the biomineralisation pathway and response to diagenesis, in Goldschmidt Prague 2025. [online] Available from: http://hdl.handle.net/21.11116/0000-0011-AA16-5, 2025.

Yehudai, M., Farmer, J. R., Straub, M., Studer, A. S., Oesch, L., Creel, R. C., Schiebel, R., Auderset, A., Lawrence, K., Ogretmen, N., Haug, G. H., Sigman , D. M. and Martinez-Garcia, A.: Reduced N-fixation in the Low Latitude Atlantic during the Warmer Pliocene, in Goldschmidt Prague 2025. [online] Available from: http://hdl.handle.net/21.11116/0000-0011-EE89-7, 2025.

Auderset, A., Smart, S., Ryu, Y., Marconi, D., Ren, H. A., Heins, L., Vonhof, H., Schiebel, R., Repschläger, J., Haug, G. H., Martinez-Garcia, A. and Sigman, D. M.: Species-specific foraminifera-bound nitrogen isotopes as a proxy for symbiosis in fossil foraminifera: A case study using South Atlantic sediments, in AGU Annual Meeting 2024. [online] Available from: http://hdl.handle.net/21.11116/0000-0011-F0AB-D, 2024.

Wald, T., Ai, X. E., Fripiat, F., Montagna, P., Pons-Branchu, E., Schiebel, R., Haug, G. H., Sigman, D. M. and Martinez-Garcia, A.: Foraminifera-bound nitrogen isotopes during the last 160 ka in the Mediterranean Sea, in Goldschmidt Chicago 2024. [online] Available from: http://hdl.handle.net/21.11116/0000-000F-5425-9, 2024.

Raj, S. S., Hrabe de Angelis, I., Basic, S., Aardema, H. M., Slagter, H. A., Weber, J., Calleja, M. L., Krüger, M., Andreae, M. O., Dragoneas, A., Nillius, B., Walter, D., Berkemeier, T., Haug, G. H., Pöschl, U., Schiebel, R. and Pöhlker, C.: Exploring aerosol size distributions from polar to tropical zones of the Atlantic Ocean, in EGU General Assembly 2024, Vienna, Austria & Online., 2024.

Moretti, S., Auderset, A., Deutsch, C., Schmitz, R., Gerber, L., Thomas, E., Luciani, V., Petrizzo, M. R., Schiebel, R., Tripati, A., Sexton, P., Norris, R., d'Onofrio, R., Zachos, J., Sigman, D., Haug, G. and Martinez-Garcia, A.: Foraminifera nitrogen isotopes and body size reveal an oxygen rise in the tropical upper ocean during the Paleocene-Eocene Thermal Maximum (PETM), in EGU General Assembly 2024, Vienna, Austria & Online., 2024.

Moretti, S., Auderset, A., Deutsch, C. A., Schmitz, R., Gerber, L., Thomas, E., Luciani, V., Petrizzo, M. R., Schiebel, R., Tripati, A. K., Sexton, P. F., Norris, R. D., D’Onofrio, R., Zachos, J. C., Sigman, D. M., Haug, G. H. and Martinez-Garcia, A.: Widespread tropical subsurface ocean oxygenation during the Paleocene-Eocene Thermal Maximum (Invited), in AGU Fall Meeting 2023. [online] Available from: http://hdl.handle.net/21.11116/0000-000F-D14C-0, 2023.

Arns, A. I., Evans, D., Schiebel, R. and Haug, G. H.: Polymorph selection during crystallisation of amorphous precursors in seawater: experimentally modelling aspects of foraminiferal biomineralisation, in Goldschmidt Lyon 2023. [online] Available from: http://hdl.handle.net/21.11116/0000-000D-3CA3-8, 2023.

Yehudai, M., Farmer, J. R., Straub, M., Schiebel, R., Auderset, A., Lawrence, K., Sigman, D. M., Studer, A. S., Ogretmen, N., Haug, G. H. and Martinez-Garcia, A.: North Atlantic N₂ Fixation during the Pliocene-Pleistocene Transition, in Goldschmidt Lyon 2023. [online] Available from: http://hdl.handle.net/21.11116/0000-000D-909C-0, 2023.

Auderset, A., Moretti, S., Taphorn, B., Ebner, P.-R., Kast , E. R., Wang, X. T., Schiebel, R., Sigman, D. M., Haug, G. H. and Martinez-Garcia, A.: Contracted oxygen-deficient zones during Cenozoic climate optima, in Goldschmidt Hawaii 2022. [online] Available from: https://conf.goldschmidt.info/goldschmidt/2022/meetingapp.cgi/Paper/12205, 2022.

Arns, A. I., Schiebel, R., Evans, D., Fink, L., Alig, E., Schmidt, M. U., Jantschke, A., Linckens, J. and Haug, G. H.: Rietveld and pair-distribution function analysis of nanogranular mesocrystalline shells of hyaline foraminifers, in Acta Crystallographica Section A: Foundations and Advances, vol. 77 Suppl C, pp. C1069–C1069, IUCr/Wiley., 2021.

Moretti, S., Fripiat, F., Hain, M., Luciani, V., Lourens, L. J., Gerber, L., Borucki, P., Agterhuis, T., Haynes, L., Filippi, G., Schiebel, R., Haug, G. H., Sigman, D. M. and Martinez-Garcia, A.: Southern Ocean nutrient repletion and CO₂ release at the peak warmth of the Cenozoic, Ocean Sciences Meeting 2026 (OSM26) [online] Available from: http://hdl.handle.net/21.11116/0000-0012-0BAE-D, 2025.

Pan, X., Ditas, J., Kuhn, U., Xue, C., Aardema, H. M., Calleja, M. L., Heins, L., Hrabe de Angelis, I., Slagter, H., Pöhlker, C., Weber, J., Su, H., Pöschl, U., Haug, G., Schiebel, R. and Cheng, Y.: Non-Core-Shell Structure of Black carbon Aerosols over the Ocean Observed Onboard the S/Y Eugen Seibold, AGU Annual Meeting 2024 [online] Available from: http://hdl.handle.net/21.11116/0000-0012-95AC-2, 2024.

Auderset, A., Fripiat, F., Creel, R., Oesch, L., Studer, A. S., Repschläger, J., Hathorne, E., Vonhof, H., Schiebel, R., Gordon, L., Lawrence, K., Ren, H. A., Haug, G. H., Sigman, D. M. and Martinez-Garcia, A.: Sea level change and nitrogen fixation dynamics in the Atlantic over glacial cycles, Goldschmidt Chicago 2024 [online] Available from: http://hdl.handle.net/21.11116/0000-000F-541C-4, 2024.

Moretti, S., Auderset, A., Deutsch, C. A., Schmitz, R., Thomas, E., Gerber, L., Luciani, V., Petrizzo, M. R., Schiebel, R., Tripati, A. K., Sexton, P. F., Norris, R. D., D'Onofrio, R., Zachos, J. C., Sigman , D. M., Haug, G. H. and Martinez-Garcia, A.: Fossil-bound nitrogen isotope and foraminifera size evidence for oxygenated tropical subsurface waters during the Paleocene-Eocene Thermal Maximum, Ocean Sciences Meeting 2024 [online] Available from: http://hdl.handle.net/21.11116/0000-000E-9D26-7, 2024.

Auderset, A., Smart, S., Ryu, Y., Marconi, D., Ren, H. A., Heins, L., Vonhof, H. B., Schiebel, R., Repschläger, J., Sigman, D. M., Haug, G. H. and Martinez-Garcia, A.: Species-specific foraminifera-bound nitrogen isotope and foraminiferal calcite oxygen and carbon isotope measurements from DSDP Site 516 in the South Atlantic over a glacial-interglacial cycle [Dataset], , doi:10.1594/PANGAEA.979691, 2025.

Moretti, S., Fripiat, F., Hain, M., Luciani, V., Lourens, L., Paul, P., Borucki, Gerber, L., Agterhuis, T., Haynes, L., Filippi, G., Schiebel, R., Haug, G., Sigman, D. and Martinez-Garcia, A.: Southern Ocean CO₂ release at the peak warmth of the Cenozoic, Research Square, doi:10.21203/rs.3.rs-6622599/v1, 2025.

Jung, J., Wald, T., Foreman, A., Bieler, A., Janussen, D., Moretti, S., Duprey, N., Marconi, D., Pérez-Medina, C., O'Dea, A., Schiebel, R., Halfar, J., Fernandez-Garcia, C., Berger, M., Donovan, M., Frazier, A., Cramer, K., Haug, G. H., Sigman , D. and Martinez-Garcia, A.: Crustose Coralline Algae as a Proxy for Marine Nitrogen Cycling and Coral Trophic Strategies, Research Square, doi:10.21203/rs.3.rs-7609740/v1, 2025.

Jung, J., Wald, T., Foreman, A., Bieler, A. L., Janussen, D., Moretti, S., Duprey, N., Marconi, D., Pérez-Medina, C., O'Dea, A., Schiebel, R., Halfar, J., Berger, C. F.-G. M., Donovan, M., Frazier, A., Cramer, K., Haug, G., Sigman, D. and Martinez-Garcia, A.: Crustose Coralline Algae as a Proxy for Marine Nitrogen Cycling and Coral Trophic Strategies, Research Square, doi:10.21203/rs.3.rs-7462982/v1, 2025.