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Dive into the research topics where Daniel Mikhail Sigman is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Collaborative Research: US GEOTRACES GP17-ANT: Nitrogen isotope dynamics on the Amundsen Sea continental margin
Sigman, D. M. (PI)
NSF - National Science Foundation
3/1/23 → 2/28/26
Project: Research project
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US GEOTRACES GP17-OCE: Nitrate isotopic signals of the Southern Ocean's circulation and biogeochemistry
Sigman, D. M. (PI)
NSF - National Science Foundation
10/1/21 → 9/30/25
Project: Research project
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Collaborative Research: Bounding global ice volumes over the last glacial cycle using reconstructions of Bering Strait flooding
Sigman, D. M. (PI)
NSF - National Science Foundation
7/1/21 → 5/31/23
Project: Research project
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A High-density, High-precision Zonal Section of Nitrate Isotopes Across the South Indian Ocean
Sigman, D. M. (PI)
NSF - National Science Foundation
10/1/19 → 9/30/24
Project: Research project
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Analytical improvements and assessment of long-term performance of the oxidation–denitrifier method
Moretti, S., Duprey, N. N., Foreman, A. D., Arns, A., Brömme, S., Jung, J., Ai, X. E., Auderset, A., Bieler, A. L., Eck, C., Farmer, J., Hinnenberg, B., Lacerra, M., Leichliter, J., Lüdecke, T., Oleynik, S., Rubach, F., Schmitt, M., Vink, M. & Wald, T. & 3 others, , Jan 15 2024, In: Rapid Communications in Mass Spectrometry. 38, 1, e9650.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations -
A nitrogen isotopic shift in fish otolith-bound organic matter during the Late Cretaceous
Rao, Z. C., Lueders-Dumont, J. A., Stringer, G. L., Ryu, Y., Zhao, K., Myneni, S. C., Oleynik, S., Haug, G. H., Martinez-Garcia, A. & Sigman, D. M., Aug 6 2024, In: Proceedings of the National Academy of Sciences of the United States of America. 121, 32, e2322863121.Research output: Contribution to journal › Article › peer-review
Open Access -
Biogenic-to-lithogenic handoff of particulate Zn affects the Zn cycle in the Southern Ocean
Duan, J., Cloete, R., Loock, J. C., Lanzirotti, A., Newville, M., Martínez-García, A., Sigman, D. M., Lam, P. J., Roychoudhury, A. N. & Myneni, S. C. B., Jun 14 2024, In: Science (New York, N.Y.). 384, 6701, p. 1235-1240 6 p.Research output: Contribution to journal › Article › peer-review
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Enameloid-bound δ15N reveals large trophic separation among Late Cretaceous sharks in the northern Gulf of Mexico
Comans, C. M., Smart, S. M., Kast, E. R., Lu, Y. H., Lüdecke, T., Leichliter, J. N., Sigman, D. M., Ikejiri, T. & Martínez-García, A., Jan 1 2024, In: Geobiology. 22, 1, e12585.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Ocean Oxygen, Preformed Nutrients, and the Cause of the Lower Carbon Dioxide Concentration in the Atmosphere of the Last Glacial Maximum
Sigman, D. M. & Hain, M. P., Jan 2024, In: Paleoceanography and Paleoclimatology. 39, 1, e2023PA004775.Research output: Contribution to journal › Comment/debate › peer-review
Open Access1 Scopus citations