default author photo

Robert Frei

University of Copenhagen

Nørregade 10

Copenhagen, DK-1165

Denmark

  • University of Copenhagen

SCHOLARLY PAPERS

4

DOWNLOADS

221

TOTAL CITATIONS

1

Scholarly Papers (4)

Actions:
Email selected abstracts
1.

Isotope and Elemental Geochemistry of the Fortaleza De Minas Phosphorite-Related Carbonate Rocks, Southern São Francisco Craton, Brazil

Number of pages: 42 Posted: 05 Aug 2025
WINICIUS DE JESUS SILVA, DAVI FERREIRA CARVALHO, FABRÍCIO ANDRADE CAXITO, Gabriel Jubé Uhlein, PAULO H.DIAS AMORIM, SUZANA FRANÇA QUARESMA, Márcio Antônio Silva, DIEGO GUILHERME DA COSTA GOMES, Robert Frei and ALCIDES NOBREGA SIAL
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Geological Survey of Brazil, affiliation not provided to SSRN, University of Copenhagen and affiliation not provided to SSRN
Downloads 87 (759,537)

Abstract:

Loading...

Ediacaran-Cambrian, Sedimentary phosphorite, Carbonate geochemistry, Rare Earth Elements, C-O-Sr chemostratigraphy

2.

In the Search for the Origin of the Barley at Norse Farms in Greenland

Number of pages: 30 Posted: 26 Apr 2024
Peter Steen Henriksen, Robert Frei, Anna Marie Junker Stevnsvig and Anne Birgitte Gotfredsen
affiliation not provided to SSRN, University of Copenhagen, affiliation not provided to SSRN and University of Copenhagen
Downloads 59 (980,173)

Abstract:

Loading...

Greenland, Viking age, Norse agriculture, Barley, Strontium isotopes, Baseline, Elimination of exogenous Strontium

3.

The Proper Choice of Proxy Archives for Relevant Strontium Isotope Baselines and for Provenance Studies in Glaciated Terranes – Important Messages from Denmark

Number of pages: 43 Posted: 09 Dec 2021
Robert Frei, Anja B. Frank and Karin M. Frei
University of Copenhagen, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 44 (1,133,231)
Citation 1

Abstract:

Loading...

baselines, isoscapes, pristine forest locations, Denmark, soil-plant-surface water proxy archives, strontium isotopes

4.

Release and Mobility of Hexavalent Chromium in Contaminated Soil with Chemical Factory Waste: Experiments, Cr Isotope Analysis and Reactive Transport Modeling

Number of pages: 30 Posted: 01 Feb 2023
Elina Ceballos, Jordi Cama, Josep M. Soler and Robert Frei
Instituto de Hidrología de Llanuras “Eduardo J. Usunoff”(IHLLA), Institute of Environmental Assessment and Water Research (IDAEA-CSIC), Institute of Environmental Assessment and Water Research (IDAEA-CSIC) and University of Copenhagen
Downloads 31 (1,304,549)

Abstract:

Loading...

chromium hexavalent, Contamination, soil, reactive transport modeling