Robert Frei
Professor
Geology
Øster Voldgade 10
1350 København K
- 2020
- 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
- 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
- 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
- Published
Factors Controlling the Chromium Isotope Compositions in Podiform Chromitites
Economou-Eliopoulos, M., Frei, Robert & Mitsis, I., 2020, In: Minerals. 10, 1, 10.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Provenance of the Late Ediacaran Rocha Formation, Cuchilla Dionisio Terrane, Uruguay: Tectonic implications on the assembly of Gondwana
Abre, P., Blanco, G., Gaucher, C., Frei, D. & Frei, Robert, 2020, In: Precambrian Research. 342, 105704.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Shallow retardation of the strontium isotope signal of agricultural liming - implications for isoscapes used in provenance studies
Frei, Robert, Frei, K. M. & Jessen, Søren, 2020, In: Science of the Total Environment. 706, 12 p., 135710.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 2019
- 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
- Published
A back-arc origin for the Neoarchean megacrystic anorthosite-bearing Bird River Sill and the associated greenstone belt, Bird River subprovince, Western Superior Province, Manitoba, Canada
Sotiriou, P., Polat, A., Frei, Robert, Yang, X. M. & van Vessem, J., 2019, In: International Journal of Earth Sciences. 108, 7, p. 2177-2207 31 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bioavailable 87Sr/86Sr in European soils: A baseline for provenancing studies
Hoogewerff, J. A., Reimann, C., Ueckermann, E., Frei, R., Frei, K. M., van Aswegen, T., Stirling, C., Reid, M., Clayton, A., Ladenberger, A., Albanese, S., Andersson, M., Baritz, R., Batista, M. J., Bel-Ian, A., Birke, M., Cicchella, D., Demetriades, A., De Vivo, B., De Vos, W. & 74 others, , 2019, In: Science of the Total Environment. 672, p. 1033-1044 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Chemostratigraphy Across the Cretaceous-Paleogene (K-Pg) Boundary: Testing the Impact and Volcanism Hypotheses
Sial, A. N., Chen, J., Lacerda, L. D., Frei, Robert, Higgins, J. A., Tewari, V. C., Gaucher, C., Ferreira, V. P., Cirilli, S., Korte, Christoph, Barbosa, J. A., Pereira, N. S. & Ramos, D. S., 2019, Chemostratigraphy Across Major Chronological Boundaries. Wiley, Vol. 240. p. 223-257 35 p. (Geophysical Monograph Series, Vol. 240).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- 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
- 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
- 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
- Published
Late Paleoproterozoic and Mesoproterozoic magmatism of the Nico Perez Terrane (Uruguay): Tightening up correlations in southwestern Gondwana
Oriolo, S., Oyhantçabal, P., Konopásek, J., Basei, M. A. S., Frei, Robert, Sláma, J., Wemmer, K. & Siegesmund, S., 2019, In: Precambrian Research. 327, p. 296-313 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mapping human mobility during the third and second millennia BC in present-day Denmark
Frei, K. M., Bergerbrant, S., Sjögren, K., Jørkov, M L S, Lynnerup, Niels, Harvig, L., Allentoft, Morten Erik, Sikora, Martin, Price, T. D., Frei, Robert & Kristiansen, K., 2019, In: PLoS ONE. 14, 8, e0219850.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mobilization and isotope fractionation of chromium during water-rock interaction in presence of siderophores
Kraemer, D., Frei, Robert, Viehmann, S. & Bau, M., 2019, In: Applied Geochemistry. 102, p. 44-54 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multi-isotope proveniencing of human remains from a Bronze Age battlefield in the Tollense Valley in northeast Germany
Price, T. D., Frei, Robert, Brinker, U., Lidke, G., Terberger, T., Frei, K. M. & Jantzen, D., 2019, In: Archaeological and Anthropological Sciences. 11, 1, p. 33-49 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Petrogenesis and geodynamic setting of the Neoarchaean Haines Gabbroic Complex and Shebandowan greenstone belt, southwestern Superior Province, Ontario, Canada
Sotiriou, P., Polat, A. & Frei, Robert, 2019, In: Lithos. 324-325, p. 1-19 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Redox fluctuations during the Ediacaran-Cambrian transition, Nanhua Basin, South China: Insights from Cr isotope and REE+Y data
Frank, A. B., Klaebe, R. M., Xu, L. & Frei, Robert, 2019, In: Chemical Geology. 525, p. 321-333 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 9Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 2018
- Published
An overview of anorthosite-bearing layered intrusions in the Archaean craton of southern West Greenland and the Superior Province of Canada: implications for Archaean tectonics and the origin of megacrystic plagioclase
Polat, A., Longstaffe, F. J. & Frei, Robert, 1 Jan 2018, In: Geodinamica Acta. 30, 1, p. 84-99 16 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
A systematic look at chromium isotopes in modern shells - implications for paleo-environmental reconstructions
Frei, Robert, Paulukat, C., Bruggmann, S. & Klaebe, R. M., 2018, In: Biogeosciences. 15, 16, p. 4905-4922 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 11756
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Large Igneous Province volcanism, ocean anoxia and marine mass extinction
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Mapping human mobility during the third and second millennia BC in present-day Denmark
Research output: Contribution to journal › Journal article › Research › peer-review
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Tracing the dynamic life story of a Bronze Age Female
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