| Re-Os ages of group IIA, IIIA, IVA, and IVB iron meteorites MI Smoliar, RJ Walker, JW Morgan Science 271 (5252), 1099-1102, 1996 | 1322 | 1996 |
| Carius tube digestion for low-blank rhenium-osmium analysis SB Shirey, RJ Walker Analytical Chemistry 67 (13), 2136-2141, 1995 | 1109 | 1995 |
| THE Re-Os ISOTOPE SYSTEM IN COSMOCHEMISTRY AND HIGH-TEMPERATURE GEOCHEMISTRY SB Shirey, RJ Walker Annual Review of Earth and Planetary Sciences 26 (1), 423-500, 1998 | 989 | 1998 |
| Os, Sr, Nd, and Pb isotope systematics of southern African peridotite xenoliths: implications for the chemical evolution of subcontinental mantle RJ Walker, RW Carlson, SB Shirey, FR Boyd Geochimica et Cosmochimica Acta 53 (7), 1583-1595, 1989 | 732 | 1989 |
| Osmium isotopic compositions of mantle xenoliths: a global perspective T Meisel, RJ Walker, AJ Irving, JP Lorand Geochimica et Cosmochimica Acta 65 (8), 1311-1323, 2001 | 621 | 2001 |
| Highly siderophile element composition of the Earth’s primitive upper mantle: constraints from new data on peridotite massifs and xenoliths H Becker, MF Horan, RJ Walker, S Gao, JP Lorand, RL Rudnick Geochimica et Cosmochimica Acta 70 (17), 4528-4550, 2006 | 497 | 2006 |
| Recycling deep cratonic lithosphere and generation of intraplate magmatism in the North China Craton S Gao, RL Rudnick, WL Xu, HL Yuan, YS Liu, RJ Walker, IS Puchtel, X Liu, ... Earth and Planetary Science Letters 270 (1-2), 41-53, 2008 | 443 | 2008 |
| Osmium isotopic constraints on the age of lithospheric mantle beneath northeastern China F Wu, RJ Walker, X Ren, D Sun, X Zhou Chemical Geology 196 (1-4), 107-129, 2003 | 377 | 2003 |
| The osmium isotopic composition of the Earth's primitive upper mantle T Meisel, RJ Walker, JW Morgan Nature 383 (6600), 517-520, 1996 | 363 | 1996 |
| Call for an improved set of decay constants for geochronological use F Begemann, KR Ludwig, GW Lugmair, K Min, LE Nyquist, PJ Patchett, ... Geochimica et Cosmochimica Acta 65 (1), 111-121, 2001 | 354 | 2001 |
| The chemical-temporal evolution of lithospheric mantle underlying the North China Craton FY Wu, RJ Walker, YH Yang, HL Yuan, JH Yang Geochimica et Cosmochimica Acta 70 (19), 5013-5034, 2006 | 324 | 2006 |
| Coupled 186Os and 187Os evidence for core-mantle interaction AD Brandon, RJ Walker, JW Morgan, MD Norman, HM Prichard Science 280 (5369), 1570-1573, 1998 | 295 | 1998 |
| Highly siderophile elements in chondrites MF Horan, RJ Walker, JW Morgan, JN Grossman, AE Rubin Chemical Geology 196 (1-4), 27-42, 2003 | 273 | 2003 |
| 190Pt–186Os and 187Re–187Os systematics of abyssal peridotites AD Brandon, JE Snow, RJ Walker, JW Morgan, TD Mock Earth and Planetary Science Letters 177 (3-4), 319-335, 2000 | 270 | 2000 |
| Comparative 187Re-187Os systematics of chondrites: Implications regarding early solar system processes RJ Walker, MF Horan, JW Morgan, H Becker, JN Grossman, AE Rubin Geochimica et Cosmochimica Acta 66 (23), 4187-4201, 2002 | 262 | 2002 |
| Re-Os isotopic evidence for an enriched-mantle source for the Noril'sk-type, ore-bearing intrusions, Siberia RJ Walker, JW Morgan, MF Horan, GK Czamanske, EJ Krogstad, ... Geochimica et Cosmochimica Acta 58 (19), 4179-4197, 1994 | 254 | 1994 |
| The absence of lithium isotope fractionation during basalt differentiation: new measurements by multicollector sector ICP-MS PB Tomascak, F Tera, RT Helz, RJ Walker Geochimica et Cosmochimica Acta 63 (6), 907-910, 1999 | 251 | 1999 |
| 186Os–187Os systematics of Hawaiian picrites AD Brandon, MD Norman, RJ Walker, JW Morgan Earth and Planetary Science Letters 174 (1-2), 25-42, 1999 | 247 | 1999 |
| The osmium isotopic composition of convecting upper mantle deduced from ophiolite chromites RJ Walker, HM Prichard, A Ishiwatari, M Pimentel Geochimica et Cosmochimica Acta 66 (2), 329-345, 2002 | 240 | 2002 |
| Highly siderophile elements in the Earth, Moon and Mars: update and implications for planetary accretion and differentiation RJ Walker Geochemistry 69 (2), 101-125, 2009 | 238 | 2009 |
Igor PuchtelSenior Research Scientist, Department of Geology, University of MarylandVerified email at umd.edu
