Jeffrey R. Johnson
Johns Hopkins University, Laurel, MD
Activity
2024
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ALTERATION HISTORY OF ALUMINUM-RICH ROCKS AT JEZERO CRATER, MARS: INSIGHTS FROM DEEPLY WEATHERED TERRESTRIAL PALEOSOLS
T92 Recent Advances in Soil and Paleosol ScienceMonday, 23 September 20248:00 AM - 12:00 PM209B
2023
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JEZERO CRATER WESTERN FAN CHEMISTRY AND MINERALOGY OBSERVED BY PERSEVERANCE/SUPERCAM ON MARS
T264 Latest Science Results and Updates in Planetary Science Research, Programs and Flight ProjectsWednesday, 18 October 20231:30 PM - 5:30 PM323
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MANGANESE-IRON PHOSPHATE NODULES AT THE GROKEN SITE, GALE CRATER, MARS
T15 Impact Cratering Across the Solar SystemSunday, 15 October 20238:00 AM - 12:00 PM323
2021
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ROCK DIVERSITY ON THE FLOOR OF JEZERO CRATER OBSERVED IN MASTCAM-Z MULTISPECTRAL IMAGES FROM THE PERSEVERANCE ROVER
T14 Perseverance at Jezero Crater—Characterizing an Ancient Crater Lake Basin on MarsSunday, 10 October 20218:00 AM - 12:00 PMPortland Ballroom 256 (Hybrid Room)
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INSIGHTS INTO JEZERO CRATER GEOLOGY FROM ROCK-REGOLITH INTERFACES
T14 Perseverance at Jezero Crater—Characterizing an Ancient Crater Lake Basin on MarsSunday, 10 October 20218:00 AM - 12:00 PMPortland Ballroom 256 (Hybrid Room)
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CHEMISTRY, MINERALOGY, AND PHYSICAL PROPERTIES OF ROCKS AND SOILS TARGETED BY SUPERCAM AT JEZERO CRATER
T14 Perseverance at Jezero Crater—Characterizing an Ancient Crater Lake Basin on MarsSunday, 10 October 20218:00 AM - 12:00 PMPortland Ballroom 256 (Hybrid Room)
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LINKING MASTCAM-Z MULTISPECTRAL IMAGING FROM THE PERSEVERANCE ROVER TO ORBITAL GEOLOGY IN JEZERO CRATER: IMPLICATIONS FOR THE ORIGIN OF THE CRATER FLOOR
T14 Perseverance at Jezero Crater—Characterizing an Ancient Crater Lake Basin on MarsSunday, 10 October 20218:00 AM - 12:00 PMPortland Ballroom 256 (Hybrid Room)
2019
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PLAGIOCLASE AT EXTREME CONDITIONS: MORE THAN JUST PRESSURE EFFECTS
T240 Deformation at Multiple Scales: From Atoms to Minerals to Rocks to PlanetsWednesday, 25 September 20198:00 AM - 12:00 PMRoom 132ABC, North Building
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IN-SITU METEORITE STUDY ON MARS — ABUNDANCE AND USEFULNESS AS MARTIAN SYSTEM RESEARCH TOOLS, WITH STRATEGIC RECOMMENDATIONS FOR ONGOING AND FUTURE ROVING MISSIONS
T86 Geomorphology and Landscape Evolution of Mars: Insight into the Climate History of the Red PlanetMonday, 23 September 20198:00 AM - 12:00 PMRoom 232BC, North Building
2018
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VISIBLE/NEAR-INFRARED REFLECTANCE SPECTROSCOPY OF LONGITUDINAL RIPPLE SANDS OBSERVED DURING PHASE 2 OF THE BAGNOLD DUNE CAMPAIGN, GALE CRATER, MARS
T54 Planetary Aeolian Geology from Outcrop to Orbit: Nathan Bridges Memorial SessionSunday, 4 November 20181:30 PM - 5:30 PMRoom 136-137
2017
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THE ALBEDO OF MARS: SIX MARS YEARS OF OBSERVATIONS FROM PANCAM ON THE MARS EXPLORATION ROVERS AND COMPARISONS TO HIRISE
T319 Geomorphology and Landscape Evolution of Mars: The G.K. Gilbert Award Session IIWednesday, 25 October 20178:00 AM - 12:00 PMTahoma 1
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FERRIC OXIDE VARIABILITY IN THE MURRAY FORMATION FROM CHEMCAM PASSIVE REFLECTANCE OBSERVATIONS
12 New Developments in the Geology and Geochemistry of Mars (Posters)Tuesday, 23 May 20178:30 AM - 5:00 PMRoom 323A/B/C
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SPECTRAL VARIABILITY ALONG CURIOSITY’S TRAVERSE THROUGH THE MURRAY FORMATION FROM MARS SCIENCE LABORATORY/MASTCAM MULTISPECTRAL OBSERVATIONS
12 New Developments in the Geology and Geochemistry of Mars (Posters)Tuesday, 23 May 20178:30 AM - 5:00 PMRoom 323A/B/C
2016
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MULTISPECTRAL VNIR OBSERVATIONS BY THE OPPORTUNITY ROVER PANCAM OF MULTIPLE EPISODES OF AQUEOUS ALTERATION IN MARATHON VALLEY, ENDEAVOUR CRATER, MARS
T197 Mineral Spectroscopy—Harnessing Energy to Probe Solid Bodies in the Solar System: The G.K. Gilbert Award SessionTuesday, 27 September 20168:00 AM - 12:00 PMRoom 201
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LONG DISTANCE OBSERVATIONS WITH THE CHEMCAM REMOTE MICRO-IMAGER: MOUNT SHARP AND RELATED SEDIMENTARY DEPOSITS ON GALE CRATER FLOOR?
T20 Sedimentary Records in the Solar SystemSunday, 25 September 20168:00 AM - 12:00 PMMile High Ballroom 2C
2015
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THE MARS EXPLORATION ROVERS PLANETARY DATA SYSTEM ARCHIVE OF PANCAM PHOTOMETRY QUBS
307 Planetary Geology (Posters)Wednesday, 4 November 20159:00 AM - 6:30 PMExhibit Hall
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MULTISPECTRAL EVIDENCE OF ALTERATION FROM MURRAY RIDGE TO MARATHON VALLEY OBSERVED BY THE OPPORTUNITY PANCAM ON THE RIM OF ENDEAVOUR CRATER, MARS
234 Planetary Geology: Understanding Mars Geology from Orbiter to Rover-Based Exploration: The G.K. Gilbert Award SessionTuesday, 3 November 20151:30 PM - 5:30 PMRoom 344
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HIGH-PRESSURE DEFORMATION OF ANDESINE FELDSPAR: A COMPARISON OF STATIC AND DYNAMIC EXPERIMENTS
T132 Experimental Investigations of Planetary Geologic Processes (Posters)Monday, 2 November 20159:00 AM - 6:30 PMExhibit Hall
2014
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REFLECTANCE SPECTROSCOPY FROM CHEMCAM PASSIVE OBSERVATIONS AT THE CURIOSITY LANDING SITE, MARS
3 Gaining a Greater Understanding of Mars from Gale Crater and BeyondSunday, 23 March 20148:00 AM - 11:40 AMCommonwealth Salon 4
2013
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VNIR SPECTRAL ROCK CLASSES OBSERVED BY OPPORTUNITY’S PANCAM ON NORTHERN CAPE YORK AND ON MATIJEVIC HILL ON THE RIM OF ENDEAVOUR CRATER, MARS
T44 Topics in Planetary Geology (Posters)Sunday, 27 October 20139:00 AM - 6:30 PMHall D
2011
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USING VISIBLE AND NEAR INFRARED MULTISPECTRAL IMAGERY FROM ROVER-BASED PLATFORMS TO DISTINGUISH ALTERED VOLCANIC TEPHRAS AND OXIDIZED MATERIALS
T167 Robotic Exploration of Planetary Surfaces: The G.K. Gilbert Award SessionTuesday, 11 October 20118:00 AM - 12:00 PMRoom L100H-J