Robert Frei

Robert Frei

Professor

ORCID: 0000-0001-7708-9881

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  1. Published

    Stable Chromium isotopes as tracer for paleoclimatic processes recorded in marine carbonates of the Late Neoproterozoic

    Rodler, A., Frei, Robert & Gaucher, C., 2012.

    Research output: Contribution to conference › Conference abstract for conference › Research

  2. Published

    Stable Chromium isotopes as tracer for paleoclimatic processes recorded in marine carbonates of the Late Neoproterozoic

    Rodler, A., Frei, Robert, Gaucher, C., Ullmann, C. V. & Korte, Christoph, 2012, p. 142.

    Research output: Contribution to conference › Conference abstract for conference › Research

  3. Published

    Stable isotope records across the Cretaceous-Paleogene transition, Stevns Klint, Denmark: New insights from the chromium isotope system

    Gilleaudeau, G. J., Vögelin, A. R., Thibault, Nicolas Rudolph, Moreau, J., Ullmann, C. V., Klaebe, R. M., Korte, Christoph & Frei, Robert, 2018, In: Geochimica et Cosmochimica Acta. 235, p. 305-332 28 p.

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

  4. Published

    Step-leach Pb-Pb dating of inclusion-bearing garnet and staurolite: with implications for Early Proterozoic tectonism in the Black Hills collisional orogen, South Dakota, United States

    Dahl, P. S. & Frei, Robert, 1998, In: Geology. 26, 2, p. 111-114

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

  5. Published

    Strong positive fractionation of chromium isotopes in iron formation of the Jacadigo Group (Brazil) – A link to enhanced atmospheric oxygenation during the Late Neoproterozoic

    Árting, T. B., Boggiani, P. C., Gaucher, C., Fernandes, H. A. & Frei, Robert, 2023, In: Gondwana Research. 124, p. 39-60

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

  6. Published

    Strontium isotope ratios from the Swabo-Franconian Basin (Germany) and a new compilation of marine 87Sr/86Sr signatures for the Upper Sinemurian to Toarcian: global uniformity and driving forces for marine 87Sr/86Sr

    Frederiksen, J. A., Ullmann, C. V., Frei, Robert & Korte, Christoph, 2022, In: Newsletters on Stratigraphy. 55, 3, p. 311–331

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

  7. Published

    Studies of progressive leaching in single mineral Pb/Pb dating: Nuclear Microprobe Technology and Applications

    Frei, Robert, Prozesky, V. M. & Przybylowicz, W., 1997, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. B 130, p. 676-681

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

  8. Published

    Subaerial speleothems and deep karst in central Sweden linked to Hirnantian glaciations

    Kröger, B., Ebbestad, J. O. R., Lehnert, O., Ullmann, C. V., Korte, Christoph, Frei, Robert & Rasmussen, Christian Mac Ørum, 2015, In: Journal of the Geological Society - London. 172, 3, p. 349-356 8 p.

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

  9. 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

  10. Published

    Sulfur in bulk rock and igneous apatite: tracing mineralized and barren trends in intrusions

    Frei, Robert, 1996, In: Schweizerische Mineralogische und Petrographische Mitteilungen. 127, p. 57-73

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

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