List of Publications Johanna Krayer
2026
Krayer JK, Kienle S, Jodder J, Pakulla JJ, Münker C, Hofmann A et al. Effect of submarine hydrothermal activity and emerged landmasses on Paleoarchean Ocean chemistry: Insights from the Tomka iron formation, Daitari Greenstone Belt, Singhbhum Craton, India. Chemical Geology. 2026 Mar 30;705:123252. Epub 2026 Jan 9. doi: 10.1016/j.chemgeo.2026.123252
2025
Abubakar U, Hohl SV, Viehmann S, Weyer S, Usman MB, Krayer JK et al. Global redox and bio-productivity changes during the oceanic anoxic event 2 (OAE2): Insights from combined U-C isotopes of the Trans-Saharan epicontinental Seaway. Gondwana Research. 2025 Dec;148:192-209. Epub 2025 Aug 5. doi: 10.1016/j.gr.2025.07.009
Krayer JK, Jodder J, Hofmann A, Weyer S, Willbold M, Schulz T et al. The influence of mafic and felsic crust on the seawater chemistry ca. 3.0 billion years ago: Evidence from Nd isotopes in banded iron formations from the Murchison Greenstone Belt. Precambrian research. 2025 Mar;418:107701. Epub 2025 Jan 27. doi: 10.1016/j.precamres.2025.107701
Viehmann S, Stüeken EE, Hohl SV, Tepe N, Lin Y, Kraemer D et al. Europium traces the impact of high temperature hydrothermal systems on the early oceans. Geochemical Perspectives Letters. 2025 May 6;34:57-61. doi: 10.7185/geochemlet.2514
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