Tais Wittchen Dahl
Associate Professor
Section for Geobiology
Øster Voldgade 5-7, 1350 København K
Member of:
- Published
Precise and accurate δ13C analysis of rock samples using Flash Combustion–Cavity Ring Down Laser Spectroscopy
Balslev-Clausen, D. M., Dahl, Tais Wittchen, Saad, N. & Rosing, Minik Thorleif, 1 Apr 2013, In: Journal of Analytical Atomic Spectrometry. 28, 4, p. 516-523 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Bioturbation and directionality in Earth's carbon isotope record across the Neoproterozoic-Cambrian transition
Boyle, R. A., Dahl, Tais Wittchen, Bjerrum, Christian J. & Canfield, D. E., 2018, In: Geobiology. 16, 3, p. 252-278 27 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Stabilization of the coupled oxygen and phosphorus cycles by the evolution of bioturbation
Boyle, R., Dahl, Tais Wittchen, Dale, A. W., Shields-Zhou, G. A., Zhu, M., Brasier, M. D., Canfield, D. E. & Lenton, T. M., 2014, In: Nature Geoscience. 7, 9, p. 671-676 6 p.Research output: Contribution to journal › Letter › Research › peer-review
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Comparison of Ediacaran platform and slope δ238U records in South China: Implications for global-ocean oxygenation and the origin of the Shuram Excursion
Cao, M., Daines, S. J., Lenton, T. M., Cui, H., Algeo, T. J., Dahl, Tais Wittchen, Shi, W., Chen, Z. Q., Anbar, A. & Zhou, Y. Q., 2020, In: Geochimica et Cosmochimica Acta. 287, p. 111-124 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Evidence of molybdenum association with particulate organic matter under sulfidic conditions
Dahl, Tais Wittchen, Chappaz, A., Hoek, J. B., McKenzie, C. J., Svane, S. & Canfield, D. E., 2017, In: Geobiology. 15, 2, p. 311-323 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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
Do large predatory fish track ocean oxygenation?
Dahl, Tais Wittchen & Hammarlund, E. U., 2011, In: Communicative & Integrative Biology. 4, 1, p. 92-94 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Atmosphere-ocean oxygen and productivity dynamics during early animal radiations
Dahl, Tais Wittchen, Connelly, James, Li, D., Kouchinsky, A., Gill, B. C., Porter, S., Maloof, A. C. & Bizzarro, Martin, 2019, In: Proceedings of the National Academy of Sciences of the United States of America. 116, 39, p. 19352-19361 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Reorganisation of Earth's biogeochemical cycles briefly oxygenated the oceans 520 Myr ago
Dahl, Tais Wittchen, Connelly, James, Kouchinsky, A., Gill, B. C., Månsson, S. F. & Bizzarro, Martin, 15 Jun 2017, In: Geochemical Perspectives Letters. 3, 2, p. 210-220 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Molybdenum isotope fractionation and speciation in a euxinic lake—Testing ways to discern isotope fractionation processes in a sulfidic setting
Dahl, Tais Wittchen & Wirth, S. B., 5 Jun 2017, In: Chemical Geology. 460, p. 84-92 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Low atmospheric CO2 levels before the rise of forested ecosystems
Dahl, Tais Wittchen, Harding, Magnus August Ravn, Brugger, J., Feulner, G., Norrman, K., Lomax, B. H. & Junium, C. K., 2022, In: Nature Communications. 13, 10 p., 7616.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Molybdenum evidence for expansive sulfidic water masses in similar ∼ 750 Ma oceans
Dahl, Tais Wittchen, Canfield, D. E., Rosing, Minik Thorleif, Frei, Robert, Gordon, G. W., Knoll, A. H. & Anbar, A. D., 2011, In: Earth and Planetary Science Letters. 311, 3-4, p. 264-274Research output: Contribution to journal › Journal article › 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
- Published
Devonian rise in atmospheric oxygen correlated to the radiations of terrestrial plants and large predatory fish
Dahl, Tais Wittchen, Hammarlund, E. U., Anbar, A. D., Bond, D. P. G., Gill, B. C., Gordon, G. W., Knoll, A. H., Nielsen, Arne Thorshøj, Schovsbo, N. H. & Canfield, D. E., 2010, In: National Academy of Sciences. Proceedings. 107, 42, p. 17911-17915 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Land plant evolution and global erosion rates: Reply to Neil S. Davies and William J. McMahon
Dahl, Tais Wittchen & Arens, S. K. M., 2021, In: Chemical Geology. 573, 2 p., 120167.Research output: Contribution to journal › Comment/debate › Research › peer-review
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Land plant evolution and global erosion rates: Reply to Neil S. Davies and William J. McMahon
Dahl, Tais Wittchen & Arens, S. K. M., 5 Jul 2021, In: Chemical Geology. 573, 120167.Research output: Contribution to journal › Comment/debate › 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
Molybdenum reduction in a sulfidic lake: evidence from X-ray absorption fine–structure spectroscopy and implications for the Mo paleoproxy
Dahl, Tais Wittchen, Chappaz, A., Fitts, J. P. & Lyons, T. W., Feb 2013, In: Geochimica et Cosmochimica Acta. 103, p. 213-231 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
Molybdenum Stable Isotope Fractionation: - and the Interpretation of Molybdenum Burial Pathways from Sulfidic Waters to Sediments
Dahl, Tais Wittchen, 25 Feb 2009, 205 p.Research output: Book/Report › Ph.D. thesis › Research
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
Identifying remnants of early Earth
Dahl, Tais Wittchen, 2016, In: Science. 352, 6287, p. 768-769 2 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
Planetkort: - et nervepirrende undervisningsspil om solsystemet
Dahl, Tais Wittchen, 2007Research output: Non-textual form › 2D/3D (psysical products) › Education
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Molybdenum isotope variations in a redox-stratified lake: Removal mechanism and preservation in euxinic sediments
Dahl, Tais Wittchen, Anbar, A. D., Gordon, G. W., Rosing, Minik Thorleif, Frei, Robert & Canfield, D. E., 2008, Geochim. Cosmochim. Acta,. Vol. 72/12S. p. A194Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
ID: 40103128
Most downloads
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216
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