| History of atmospheric lead deposition since 12,370 14C yr BP from a peat bog, Jura Mountains, Switzerland W Shotyk, D Weiss, PG Appleby, AK Cheburkin, R Frei, M Gloor, ... Science 281 (5383), 1635-1640, 1998 | 783 | 1998 |
| Fluctuations in Precambrian atmospheric oxygenation recorded by chromium isotopes R Frei, C Gaucher, SW Poulton, DE Canfield Nature 461 (7261), 250-253, 2009 | 501 | 2009 |
| Atmospheric oxygenation three billion years ago SA Crowe, LN Dřssing, NJ Beukes, M Bau, SJ Kruger, R Frei, ... Nature 501 (7468), 535-538, 2013 | 418 | 2013 |
| Geochemistry of the peat bog at Etang de la Gručre, Jura Mountains, Switzerland, and its record of atmospheric Pb and lithogenic trace metals (Sc, Ti, Y, Zr, and REE) since 12 … W Shotyk, D Weiss, JD Kramers, R Frei, AK Cheburkin, M Gloor, S Reese Geochimica et Cosmochimica Acta 65 (14), 2337-2360, 2001 | 292 | 2001 |
| Tracing the Indian Ocean mantle domain through time: isotopic results from old West Indian, East Tethyan, and South Pacific seafloor JJ Mahoney, R Frei, MLG Tejada, XX Mo, PT Leat, TF Nägler Journal of Petrology 39 (7), 1285-1306, 1998 | 271 | 1998 |
| U-rich Archaean sea-floor sediments from Greenland–indications of> 3700 Ma oxygenic photosynthesis MT Rosing, R Frei Earth and Planetary Science Letters 217 (3-4), 237-244, 2004 | 258 | 2004 |
| New Lu–Hf and Pb–Pb age constraints on the earliest animal fossils GH Barfod, F Albarčde, AH Knoll, S Xiao, P Télouk, R Frei, J Baker Earth and Planetary Science Letters 201 (1), 203-212, 2002 | 244 | 2002 |
| Lithospheric to asthenospheric transition in low-Ti flood basalts from southern Parana, Brazil DW Peate, CJ Hawkesworth Chemical Geology 127 (1-3), 1-24, 1996 | 202 | 1996 |
| Anthropogenic contributions to atmospheric Hg, Pb and As accumulation recorded by peat cores from southern Greenland and Denmark dated using the 14C “bomb pulse curve” W Shotyk, ME Goodsite, F Roos-Barraclough, R Frei, J Heinemeier, ... Geochimica et Cosmochimica Acta 67 (21), 3991-4011, 2003 | 199 | 2003 |
| Unraveling the record of successive high grade events in the Central Zone of the Limpopo Belt using Pb single phase dating of metamorphic minerals L Holzer, R Frei, JM Barton Jr, JD Kramers Precambrian Research 87 (1-2), 87-115, 1998 | 188 | 1998 |
| Single mineral PbPb dating R Frei, BS Kamber Earth and Planetary Science Letters 129 (1-4), 261-268, 1995 | 158 | 1995 |
| Source heterogeneity for the major components of∼ 3.7 Ga Banded Iron Formations (Isua Greenstone Belt, Western Greenland): tracing the nature of interacting water masses in … R Frei, A Polat Earth and Planetary Science Letters 253 (1-2), 266-281, 2007 | 144 | 2007 |
| Geochronology of the Hout River shear zone and the metamorphism in the Southern marginal zone of the Limpopo Belt, Southern Africa K Kreissig, L Holzer, R Frei, IM Villa, JD Kramers, A Kröner, CA Smit, ... Precambrian Research 109 (1-2), 145-173, 2001 | 138 | 2001 |
| The Nd and Hf isotopic evolution of the mantle through the Archean. Results from the Isua supracrustals, West Greenland, and from the Birimian terranes of West Africa J Blichert-Toft, F Albarčde, M Rosing, R Frei, D Bridgwater Geochimica et Cosmochimica Acta 63 (22), 3901-3914, 1999 | 130 | 1999 |
| Single mineral dating by the PbPb step-leaching method: Assessing the mechanisms R Frei, IM Villa, TF Nägler, JD Kramers, WJ Przybylowicz, VM Prozesky, ... Geochimica et Cosmochimica Acta 61 (2), 393-414, 1997 | 129 | 1997 |
| The geographic distribution of strontium isotopes in Danish surface waters–A base for provenance studies in archaeology, hydrology and agriculture KM Frei, R Frei Applied geochemistry 26 (3), 326-340, 2011 | 128 | 2011 |
| Reduction of hexavalent chromium by ferrous iron: a process of chromium isotope fractionation and its relevance to natural environments LN Dřssing, K Dideriksen, SLS Stipp, R Frei Chemical Geology 285 (1-4), 157-166, 2011 | 121 | 2011 |
| Post-collisional transition from calc-alkaline to alkaline magmatism during transcurrent deformation in the southernmost Dom Feliciano Belt (Braziliano–Pan-African, Uruguay) P Oyhantçabal, S Siegesmund, K Wemmer, R Frei, P Layer Lithos 98 (1-4), 141-159, 2007 | 119 | 2007 |
| Distribution of platinum-group elements and Os isotopes in chromite ores from Mayarí-Baracoa Ophiolitic Belt (eastern Cuba) F Gervilla, JA Proenza, R Frei, JM Gonzalez-Jimenez, CJ Garrido, ... Contributions to Mineralogy and Petrology 150 (6), 589-607, 2005 | 116 | 2005 |
| Re–Os isotopic evidence for long-lived heterogeneity and equilibration processes in the Earth's upper mantle A Meibom, NH Sleep, CP Chamberlain, RG Coleman, R Frei, MT Hren, ... Nature 419 (6908), 705-708, 2002 | 115 | 2002 |
Claudio GaucherInstituto de Ciencias Geológicas-Universidad de la República, UruguayVerified email at fcien.edu.uy
