Tais Wittchen Dahl
Associate Professor
Section for Geobiology
Øster Voldgade 5-7, 1350 København K
Member of:
- Published
Substantial incorporation of isotopically heavy reduced U species into marine carbonate sediments
Yuan, Y., Chen, T., Zhang, F., Liu, Y., Xiong, G., Wei, G., Dahl, Tais Wittchen, Yan, W., Ling, H., Cheng, H. & Shen, S., 2023, In: Geochimica et Cosmochimica Acta. 358, p. 27-37 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Sulfidic anoxia in the oceans during the Late Ordovician mass extinctions – insights from molybdenum and uranium isotopic global redox proxies
Dahl, Tais Wittchen, Hammarlund, E. U., Rasmussen, Christian Mac Ørum, Bond, D. P. G. & Canfield, D. E., 2021, In: Earth-Science Reviews. 220, 14 p., 103748.Research output: Contribution to journal › Review › Research › peer-review
- Published
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Synchronizing rock clocks in the late Cambrian
Zhao, Zhengfu, Thibault, Nicolas Rudolph, Dahl, Tais Wittchen, Schovsbo, N. H., Sørensen, A. L., Rasmussen, Christian Mac Ørum & Nielsen, Arne Thorshøj, 2022, In: Nature Communications. 13, 11 p., 1990.Research output: Contribution to journal › Journal article › Research › peer-review
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The Sedimentary Geochemistry and Paleoenvironments Project
Farrell, U. C., Samawi, R., Anjanappa, S., Klykov, R., Adeboye, O. O., Agic, H., Ahm, A-S. C., Boag, T. H., Bowyer, F., Brocks, J. J., Brunoir, T. N., Canfield, D. E., Chen, X., Cheng, M., Clarkson, M. O., Cole, D. B., Cordie, D. R., Crockford, P. W., Cui, H., Dahl, T. W. & 88 others, , 2021, In: Geobiology. 19, 6, p. 545-556 12 p.Research output: Contribution to journal › Editorial › Research › peer-review
- Published
The behavior of molybdenum and its isotopes across the chemocline and in the sediments of sulfidic Lake Cadagno, Switzerland
Dahl, Tais Wittchen, Anbar, A. D., Gordon, G. W., Rosing, Minik Thorleif, Frei, Robert & Canfield, D. E., Jan 2010, In: Geochimica et Cosmochimica Acta. 74, 1, p. 144-163 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
The human impact on natural rock reserves using basalt, anorthosite, and carbonates as raw materials in insulation products
Dahl, Tais Wittchen, Clausen, A. U. & Hansen, P. B., 2011, In: International Geology Review. 53, p. 894-904Research output: Contribution to journal › Journal article › Research
- Published
The impacts of land plant evolution on Earth's climate and oxygenation state – An interdisciplinary review
Dahl, Tais Wittchen & Arens, S. K. M., 5 Aug 2020, In: Chemical Geology. 547, 25 p., 119665.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Tracing euxinia by molybdenum concentrations in sediments using handheld X-ray fluorescence spectroscopy (HHXRF)
Dahl, Tais Wittchen, Ruhl, M., Hammarlund, E. U., Canfield, D. E., Rosing, Minik Thorleif & Bjerrum, Christian J., 18 Dec 2013, In: Chemical Geology. 360-361, p. 241-251 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Turbulent Mixing during Planet Accretion and Core Formation: Cand. Sc. Thesis, geophysics, University of Copenhagen
Dahl, Tais Wittchen, 2005, Turbulent Mixing during Planet Accretion and Core Formation.Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
Turbulent Mixing of Metal and Silicate during Planet Accretion – and interpretation of the Hf-W chronometer
Dahl, Tais Wittchen & Stevenson, D., 2010, In: Earth and Planetary Science Letters. 295, p. 177-186Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Two distinct episodes of marine anoxia during the Permian-Triassic crisis evidenced by uranium isotopes in marine dolostones
Zhang, F., Shen, S. Z., Cui, Y., Lenton, T. M., Dahl, Tais Wittchen, Zhang, H., Zheng, Q. F., Wang, W., Krainer, K. & Anbar, A. D., 2020, In: Geochimica et Cosmochimica Acta. 287, p. 165-179Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Untangling the diagenetic history of uranium isotopes in marine carbonates: A case study tracing the δ238U composition of late Silurian oceans using calcitic brachiopod shells
del Rey, Álvaro, Havsteen, J. C., Bizzarro, Martin & Dahl, Tais Wittchen, 2020, In: Geochimica et Cosmochimica Acta. 287, p. 93-110Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Uranium isotope compositions of biogenic carbonates – Implications for U uptake in shells and the application of the paleo-ocean oxygenation proxy
Livermore, B. D., Dahl, Tais Wittchen, Bizzarro, Martin & Connelly, James, 15 Oct 2020, In: Geochimica et Cosmochimica Acta. 287, p. 50-64 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Uranium isotope evidence for extensive shallow water anoxia in the early Tonian oceans
Zhang, F., Stockey, R. G., Xiao, S., Shen, S., Dahl, Tais Wittchen, Wei, G., Cao, M., Li, Z., Kang, J., Cui, Y., Anbar, A. D. & Planavsky, N. J., 2022, In: Earth and Planetary Science Letters. 583, 12 p., 117437.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Uranium isotopes distinguish two geochemically distinct stages during the later Cambrian SPICE event
Dahl, Tais Wittchen, Boyle, R. A., Canfield, D. E., Connelly, James, Gill, B. C., Lenton, T. M. & Bizzarro, Martin, 1 Sep 2014, In: Earth and Planetary Science Letters. 401, p. 313-326 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Uranium isotopes in marine carbonates as a global ocean paleoredox proxy: A critical review
Zhang, F., Lenton, T. M., del Rey, Álvaro, Romaniello, S. J., Chen, X., Planavsky, N. J., Clarkson, M. O., Dahl, Tais Wittchen, Lau, K. V., Wang, W., Li, Z., Zhao, M., Isson, T., Algeo, T. J. & Anbar, A. D., 2020, In: Geochimica et Cosmochimica Acta. 287, p. 27-49Research output: Contribution to journal › Journal article › Research › peer-review
ID: 40103128
Most downloads
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212
downloads
The impacts of land plant evolution on Earth's climate and oxygenation state – An interdisciplinary review
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
148
downloads
Molybdenum Stable Isotope Fractionation: - and the Interpretation of Molybdenum Burial Pathways from Sulfidic Waters to Sediments
Research output: Book/Report › Ph.D. thesis › Research
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123
downloads
Reorganisation of Earth's biogeochemical cycles briefly oxygenated the oceans 520 Myr ago
Research output: Contribution to journal › Journal article › Research › peer-review
Published