R. Gellert

University of Guelph — Canada

Physics and Astronomy · Physical Sciences

81h-index24.3kcitations497works3.22yr avg
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Research Topics

Planetary Science and Exploration(416), Astro and Planetary Science(277), Space Exploration and Technology(129), Geology and Paleoclimatology Research(55), Isotope Analysis in Ecology(54)

Publications488 total

Elemental Composition and Isochemical Characteristics of the Clay‐Sulfate Transition in Gale Crater, Mars: APXS Results From Mont Mercou to the Marker Band Valley
Journal of Geophysical Research Planets·2025
APXS Derived Geochemistry of Shallow Water Lens Bodies Within the Mirador Formation, Gale Crater, Mars—Evidence for Intermittent Wet Periods and Implications for the Water Record
Journal of Geophysical Research Planets·2025· 1 citedOpen Access
Beyond Bulk Chemistry: Enhancing the Science Return of Landed In Situ X-ray Spectrometers
2025· 1 citedOpen Access
Gallium and Germanium Concentrations From the MER Alpha Particle X‐Ray Spectrometers: Evidence of Global Trace Element Enrichment
Journal of Geophysical Research Planets·2025· 1 cited
Measuring Sulfur on Mars: APXS, Sulfates and Elemental Sulfur at Gale Crater
Abstracts with programs - Geological Society of America·2025
Amapari Marker Band, Gale Crater, Mars: Event Horizon With Highest Bedrock Iron and Zinc Concentrations Detected by <i>Curiosity's</i> Alpha Particle X‐Ray Spectrometer
Geophysical Research Letters·2024· 11 citedOpen Access
Amapari Marker Band, Gale crater, Mars: Event horizon with highest bedrock iron and zinc concentrations detected by Curiosity’s Alpha Particle X-ray Spectrometer
2024· 1 citedOpen Access
LENSOID BODIES WITHIN THE MIRADOR FORMATION, GALE CRATER - ALPHA PARTICLE X-RAY SPECTROMETER (APXS) GEOCHEMISTRY AND IMPLICATIONS FOR DEPOSITIONAL ENVIRONMENT AND TIMING
SPIRE - Sciences Po Institutional REpository·2024Open Access
The Chemistry and Mineralogy (CheMin) X-ray Diffractometer on the MSL Curiosity Rover: A Decade of Mineralogy from Gale Crater, Mars
Minerals·2024· 17 citedOpen Access
Water and Chlorine in the Martian Subsurface Along the 27 km Traverse of NASA's Curiosity Rover According to DAN Measurements: 2. Results for Distinct Geological Regions
Journal of Geophysical Research Planets·2024· 5 citedOpen Access
Monitoring Condensation Flow on Mars with Landed X-ray Spectrometers: A Summary of 11,000 Sols Across Three Landing Sites
2024Open Access
THE AMAPARI MARKER BAND, GALE CRATER, MARS: METAL ENRICHMENTS AND POTENTIAL MECHANISMS OF FORMATION
SPIRE - Sciences Po Institutional REpository·2024· 1 citedOpen Access
Mineralogical Investigation of Mg‐Sulfate at the Canaima Drill Site, Gale Crater, Mars
Journal of Geophysical Research Planets·2023· 52 citedOpen Access
Manganese-Iron Phosphate Nodules at the Groken Site, Gale Crater, Mars
Minerals·2023· 14 citedOpen Access
Depth Distribution of Chlorine at Gale Crater, Mars, as Derived From the DAN and APXS Experiments Onboard the Curiosity Rover
Journal of Geophysical Research Planets·2023· 4 citedOpen Access
Trace Element Concentrations from the Mars Exploration Rover Alpha Particle X-Ray Spectrometers: Implications for the Geologic Histories of Meridiani Planum and Gusev Crater
2023· 2 citedOpen Access
Constraining the Chemistry of Sub-cm Diagenetic Features with Curiosity's Alpha Particle X-ray Spectrometer
2023Open Access
Elemental composition of manganese- and phosphorus-rich nodules in the Knockfarril Hill member, Gale crater, Mars
Icarus·2022· 16 cited
APXS-determined compositional diversity of eolian Siccar Point group sandstones, Gale crater Mars: Implications for provenance and timing of events
2022Open Access
Manganese Mobility in Gale Crater, Mars: Leached Bedrock and Localized Enrichments
Journal of Geophysical Research Planets·2022· 19 cited
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Frequent Co-authors

D. W. Ming(37), A. S. Yen(35), R. V. Morris(33), S. W. Squyres(28), J. P. Grotzinger(24), R. E. Arvidson(24), B. C. Clark(22), S. M. McLennan(21), K. E. Herkenhoff(19), Christian Schröder(19), G. Klingelhöfer(19), J. F. Bell(18), J. R. Johnson(18), Paulo de Souza(18), M. E. Schmidt(16), Jack D. Farmer(15), J. A. Hurowitz(14), D. T. Vaniman(14), David J. Des Marais(14), J. A. Grant(13)