Robert Frei

Robert Frei

Professor

ORCID: 0000-0001-7708-9881

Publication year:
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  1. 2019
  2. Published

    Subtle Cr isotope signals track the variably anoxic Cryogenian interglacial period with voluminous manganese accumulation and decrease in biodiversity

    Xu, L., Frank, A. B., Lehmann, B., Zhu, J., Mao, J., Ju, Y. & Frei, Robert, 2019, In: Scientific Reports. 9

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    The Archean-Proterozoic Boundary and the Great Oxidation Event

    Gaucher, C. & Frei, Robert, 2019, Chemostratigraphy Across Major Chronological Boundaries. Sial, A. N., Gaucher, C., Ramkumar, M. & Ferreira, V. P. (eds.). Wiley, p. 35-45 11 p. (Geophysical Monograph Series, Vol. 240).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  4. Published

    The role of pH on Cr(VI) partitioning and isotopic fractionation during its incorporation in calcite

    Füger, A., Bruggmann, S., Frei, Robert, Leis, A., Dietzel, M. & Mavromatis, V., 2019, In: Geochimica et Cosmochimica Acta. 265, p. 520-532 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    East Greenland ice core dust record reveals timing of Greenland ice sheet advance and retreat.

    Simonsen, M. F., Baccolo, G., Blunier, Thomas, Borunda, A., Delmonte, B., Frei, Robert, Goldstein, S., Grinsted, Aslak, Kjær, Helle Astrid, Sowers, T., Svensson, Anders, Vinther, Bo Møllesøe, Vladimirova, D., Winckler, G., Winstrup, M. & Vallelonga, P., 3 Oct 2019, In: Nature Communications. 10, 8 p., 4494.

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. 2020
  7. Published

    A strontium isotope baseline of Cyprus. Assessing the use of soil leachates, plants, groundwater and surface water as proxies for the local range of bioavailable strontium isotope composition

    Ladegaard-Pedersen, P., Achilleos, M., Dörflinger, G., Frei, Robert, Kristiansen, K. & Frei, K. M., 2020, In: Science of the Total Environment. 708, 134714.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. Published

    A strontium isotope pilot study using cremated teeth from the Vollmarshausen cemetery, Hesse, Germany

    Taylor, N., Frei, K. M. & Frei, Robert, 2020, In: Journal of Archaeological Science: Reports. 31, 102356.

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Characterisation of the natural attenuation of chromium contamination in the presence of nitrate using isotopic methods: A case study from the Matanza-Riachuelo River basin, Argentina

    Ceballos, E., Margalef-Marti, R., Carrey, R., Frei, Robert, Otero, N., Soler, A. & Ayora, C., 2020, In: Science of the Total Environment. 699, 11 p., 134331.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Chromium Isotope Systematics in Modern and Ancient Microbialites

    Bruggmann, S., Rodler, A. S., Klaebe, R. M., Goderis, S. & Frei, Robert, 2020, In: Minerals. 10, 10, 24 p., 928.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Chromium isotope composition of organic-rich marine sediments and their mineral phases and implications for using black shales as a paleoredox archive

    Frank, A. B., Klaebe, R. M., Löhr, S., Xu, L. & Frei, Robert, 2020, In: Geochimica et Cosmochimica Acta. 270, p. 338-359 22 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Enigmatic 1146 +/- 4 Ma old granite in the southeastern rim of the West African craton, now part of the Dahomeyan orogenic belt in Ghana

    Kalsbeek, F., Frei, D., Schersten, A., Frei, Robert, Gerdes, A. & Kalvig, P., 2020, In: Journal of African Earth Sciences. 167, 14 p., 103814.

    Research output: Contribution to journal › Journal article › Research › peer-review

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