Robert Frei

Robert Frei

Professor

ORCID: 0000-0001-7708-9881

Publication year:
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51 - 60 out of 381Page size: 10
  1. 2020
  2. 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

  3. 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

  4. Published

    Evidence for Neoarchean hydrous arc magmatism, the anorthosite-bearing Mayville Intrusion, western Superior Province, Canada

    Sotiriou, P., Polat, A., Frei, Robert, Yang, X. & van Vessem, J., 2020, In: Lithos. 362-363, 105482.

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

  5. 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

  6. Published

    Biogeochemical cycle of chromium isotopes at the modern Earth's surface and its applications as a paleo-environment proxy

    Wei, W., Klaebe, R., Ling, H., Huang, F. & Frei, Robert, 20 May 2020, In: Chemical Geology. 541, 119570.

    Research output: Contribution to journal › Review › Research › peer-review

  7. Published

    Variations of redox conditions in the atmosphere and Yangtze Platform during the Ediacaran-Cambrian transition: Constraints from Cr isotopes and Ce anomalies

    Wei, W., Frei, Robert, Gilleaudeau, G. J., Li, D., Wei, G., Huang, F. & Ling, H., 2020, In: Palaeogeography, Palaeoclimatology, Palaeocology. 543, 11 p., 109598.

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

  8. Published

    Ediacaran Doushantuo-type biota discovered in Laurentia

    Willman, S., Peel, J. S., Ineson, J. R., Schovsbo, N. H., Rugen, E. J. & Frei, Robert, 1 Dec 2020, In: Communications Biology . 3, 1, 10 p., 647.

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

  9. 2019
  10. Published

    Chromium isotope cycling in the water column and sediments of the Peruvian continental margin

    Bruggmann, S., Scholz, F., Klaebe, R. M., Canfield, D. E. & Frei, Robert, 2019, In: Geochimica et Cosmochimica Acta. 257, p. 224-242 23 p.

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

  11. Published

    Heterogeneity and incorporation of chromium isotopes in recent marine molluscs (Mytilus)

    Bruggmann, S., Klaebe, R. M., Paulukat, C. & Frei, Robert, 2019, In: Geobiology. 17, 4, p. 417-435 19 p.

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

  12. Published

    Fractionation Behavior of Chromium Isotopes during the Sorption of Cr (VI) on Kaolin and its Implications for Using Black Shales as a Paleoredox Archive

    Frank, A. B., Klaebe, R. M. & Frei, Robert, 2019, In: Geochemistry Geophysics Geosystems. 20, 5, p. 2290-2302 13 p.

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

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