Tais Wittchen Dahl

Tais Wittchen Dahl

Associate Professor

Member of:


    1. 2016
    2. Published

      Identifying remnants of early Earth

      Dahl, Tais Wittchen, 2016, In: Science. 352, 6287, p. 768-769 2 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    3. Published

      Reply to Planavsky et al.: Strong evidence for high atmospheric oxygen levels 1,400 million years ago

      Zhang, S., Wang, X., Wang, H., Bjerrum, Christian J., Hammarlund, E. U., Dahl, Tais Wittchen & Canfield, D. E., 2016, In: National Academy of Sciences. Proceedings. 113, 19, p. E2552-E2553 2 p.

      Research output: Contribution to journalComment/debateResearchpeer-review

    4. 2014
    5. 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 journalJournal articleResearchpeer-review

    6. Published

      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 journalLetterResearchpeer-review

    7. 2013
    8. 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 journalJournal articleResearchpeer-review

    9. Published

      Bacterial natural transformation by highly fragmented and damaged DNA

      Overballe-Petersen, S., Harms, K., Orlando, L. A. A., Moreno Mayar, J. Víctor, Rasmussen, Simon, Dahl, Tais Wittchen, Rosing, Minik Thorleif, Poole, A. M., Sicheritz-Ponten, T., Brunak, S., Inselmann, S., de Vries, J., Wackernagel, W., Pybus, O. G., Nielsen, Rasmus, Johnsen, P. J., Nielsen, K. M. & Willerslev, Eske, 3 Dec 2013, In: Proceedings of the National Academy of Sciences of the United States of America. 110, 49, p. 19860–19865 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    10. 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 journalJournal articleResearchpeer-review

    11. 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 journalJournal articleResearchpeer-review

    12. Combining sedimentological, trace metal (Mn, Mo) and molecular evidence for reconstructing past water-column redox conditions: the example of meromictic Lake Cadagno (Swiss Alps)

      Wirth, S. B., Gilli, A., Niemann, H., Dahl, Tais Wittchen, Ravasi, D., Hamann, Y., Peduzzi, R., Peduzzi, S., Tonolla, M., Lehmann, M. F. & Anselmetti, F. S., 2013, In: Geochimica et Cosmochimica Acta. 120, p. 220-238 19 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    13. 2012
    14. A sulfidic driver for the end-Ordovician mass extinction

      Hammarlund, E. U., Dahl, Tais Wittchen, Harper, D. A. T., Bond, D. P. G., Nielsen, A. T., Bjerrum, C. J., Schovsbo, N. H., Schoenlaub, H. P., Zalasiewicz, J. A. & Canfield, D. E., Apr 2012, In: Earth and Planetary Science Letters. 331-332, p. 128-139

      Research output: Contribution to journalJournal articleResearchpeer-review

    ID: 40103128