Ehlmann, Bethany

Article from CaltechAUTHORS

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Leask, Ellen K. and Ehlmann, Bethany L. (2022) Evidence for Deposition of Chloride on Mars From Small-Volume Surface Water Events Into the Late Hesperian-Early Amazonian; AGU Advances; Vol. 3; No. 1; Art. No. e2021AV000534; 10.1029/2021av000534
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Leask, Ellen K. and Ehlmann, Bethany L., et el. (2021) Tracing Carbonate Formation, Serpentinization, and Biological Materials With Micro-/Meso-Scale Infrared Imaging Spectroscopy in a Mars Analog System, Samail Ophiolite, Oman; Earth and Space Science; Vol. 8; No. 11; Art. No. e2021EA001637; 10.1029/2021ea001637
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Roback, Kevin P. and Ehlmann, Bethany L. (2021) Controls on the Global Distribution of Martian Landslides; Journal of Geophysical Research. Planets; Vol. 126; No. 5; Art. No. e2020JE006675; 10.1029/2020JE006675
Scheller, E. L. and Ehlmann, B. L., et el. (2021) Long-term drying of Mars by sequestration of ocean-scale volumes of water in the crust; Science; Vol. 372; No. 6537; 56-62; PMCID PMC8370096; 10.1126/science.abc7717
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Kurokawa, H. and Ehlmann, B. L., et el. (2020) A Probabilistic Approach to Determination of Ceres' Average Surface Composition From Dawn Visible‐Infrared Mapping Spectrometer and Gamma Ray and Neutron Detector Data; Journal of Geophysical Research. Planets; Vol. 125; No. 12; Art. No. e2020JE006606; 10.1029/2020je006606
Watkins, Jessica A. and Ehlmann, Bethany L., et el. (2020) Spatiotemporal evolution, mineralogical composition, and transport mechanisms of long-runout landslides in Valles Marineris, Mars; Icarus; Vol. 350; Art. No. 113836; 10.1016/j.icarus.2020.113836
Greenberger, Rebecca N. and Ehlmann, Bethany L., et el. (2020) Compositional Heterogeneity of Impact Melt Rocks at the Haughton Impact Structure, Canada: Implications for Planetary Processes and Remote Sensing; Journal of Geophysical Research. Planets; Vol. 125; No. 10; Art. No. e2019JE006218; 10.1029/2019je006218
Rasmussen, Brandon P. and Calvin, Wendy M., et el. (2020) Characterizing low-temperature aqueous alteration of Mars-analog basalts from Mauna Kea at multiple scales; American Mineralogist; Vol. 105; No. 9; 1306-1316; 10.2138/am-2020-7131
Thomas, N. H. and Ehlmann, B. L., et el. (2020) Hydrogen Variability in the Murray Formation, Gale Crater, Mars; Journal of Geophysical Research. Planets; Vol. 125; No. 9; Art. No. e2019JE006289; 10.1029/2019je006289
Scheller, Eva L. and Ehlmann, Bethany L. (2020) Composition, Stratigraphy, and Geological History of the Noachian Basement Surrounding the Isidis Impact Basin; Journal of Geophysical Research. Planets; Vol. 125; No. 7; Art. No. e2019JE006190; 10.1029/2019je006190
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Stein, Nathaniel T. and Quinn, Daven P., et el. (2020) Regional Structural Orientation of the Mount Sharp Group Revealed by In Situ Dip Measurements and Stratigraphic Correlations on the Vera Rubin Ridge; Journal of Geophysical Research. Planets; Vol. 125; No. 5; Art. No. e2019JE006298; 10.1029/2019je006298
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Martin, Peter E. and Ehlmann, Bethany L., et el. (2020) Studies of a Lacustrine-Volcanic Mars Analog Field Site with Mars-2020-like Instruments; Earth and Space Science; Vol. 7; No. 2; Art. No. e2019EA000720; 10.1029/2019ea000720
Rapin, W. and Ehlmann, B. L., et el. (2019) An interval of high salinity in ancient Gale crater lake on Mars; Nature Geoscience; Vol. 12; No. 11; 889-895; 10.1038/s41561-019-0458-8
Thomas, N. H. and Ehlmann, B. L., et el. (2019) Mars Science Laboratory Observations of Chloride Salts in Gale Crater, Mars; Geophysical Research Letters; Vol. 46; No. 19; 10754-10763; PMCID PMC6919417; 10.1029/2019gl082764
Onstott, T. C. and Ehlmann, B. L., et el. (2019) Paleo-Rock-Hosted Life on Earth and the Search on Mars: a Review and Strategy for Exploration; Astrobiology; Vol. 19; No. 10; 1230-1262; PMCID PMC6786346; 10.1089/ast.2018.1960
Quinn, D. P. and Ehlmann, B. L. (2019) A PCA-Based Framework for Determining Remotely Sensed Geological Surface Orientations and Their Statistical Quality; Earth and Space Science; Vol. 6; No. 8; 1378-1408; PMCID PMC6853252; 10.1029/2018ea000416
Quinn, D. P. and Ehlmann, B. L. (2019) The deposition and alteration history of the northeast Syrtis Major layered sulfates; Journal of Geophysical Research. Planets; Vol. 124; No. 7; 1743-1782; 10.1029/2018JE005706
Wong, Ian and Brown, Michael E., et el. (2019) Hubble Ultraviolet Spectroscopy of Jupiter Trojans; Astronomical Journal; Vol. 157; No. 4; Art. No. 161; 10.3847/1538-3881/ab0e00
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Palomba, E. and Longobardo, A., et el. (2019) Compositional differences among Bright Spots on the Ceres surface; Icarus; Vol. 320; 202-212; 10.1016/j.icarus.2017.09.020
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Buz, Jennifer and Ehlmann, Bethany L., et el. (2019) Photometric characterization of Lucideon and Avian Technologies color standards including application for calibration of the Mastcam-Z instrument on the Mars 2020 rover; Optical Engineering; Vol. 58; No. 2; Art. No. 027108; 10.1117/1.OE.58.2.027108
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Leask, E. K. and Ehlmann, B. L., et el. (2018) Challenges in the Search for Perchlorate and Other Hydrated Minerals with 2.1-μm Absorptions on Mars; Geophysical Research Letters; Vol. 45; No. 22; 12180-12189; PMCID PMC6750048; 10.1029/2018gl080077
Lapotre, M. G. A. and Ewing, R. C., et el. (2018) Morphologic Diversity of Martian Ripples: Implications for Large-Ripple Formation; Geophysical Research Letters; Vol. 45; No. 19; 10229-10239; 10.1029/2018GL079029
Yung, Yuk L. and Chen, Pin, et el. (2018) Methane on Mars and Habitability: Challenges and Responses; Astrobiology; Vol. 18; No. 10; 1221-1242; PMCID PMC6205098; 10.1089/ast.2018.1917
Johnson, Jeffrey R. and Bell, James F., III, et el. (2018) Bagnold Dunes campaign Phase 2: Visible/near‐infrared reflectance spectroscopy of longitudinal ripple sands; Geophysical Research Letters; Vol. 45; No. 18; 9480-9487; 10.1029/2018GL079025
Ehlmann, Bethany L. and Hodyss, Robert, et el. (2018) Ambient and cold-temperature infrared spectra and XRD patterns of ammoniated phyllosilicates and carbonaceous chondrite meteorites relevant to Ceres and other solar system bodies; Meteoritics and Planetary Science; Vol. 53; No. 9; 1884-1901; 10.1111/maps.13103
Thomas, N. H. and Ehlmann, B. L., et el. (2018) Characterization of hydrogen in basaltic materials with laser‐induced breakdown spectroscopy (LIBS) for application to MSL ChemCam data; Journal of Geophysical Research. Planets; Vol. 123; No. 8; 1996-2021; 10.1029/2017JE005467
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Pan, Lu and Ehlmann, Bethany L. (2018) Aqueous Processes from Diverse Hydrous Minerals in the Vicinity of Amazonian-Aged Lyot Crater; Journal of Geophysical Research. Planets; Vol. 123; No. 7; 1618-1648; 10.1029/2017JE005461
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Bridges, Nathan T. and Ehlmann, Bethany L. (2018) The Mars Science Laboratory (MSL) Bagnold Dunes campaign, Phase I: Overview and introduction to the special issue; Journal of Geophysical Research. Planets; Vol. 123; No. 1; 3-19; 10.1002/2017JE005401
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Ehlmann, B. L. and Anderson, F. S., et el. (2016) The Sustainability of Habitability on Terrestrial Planets: Insights, Questions, and Needed Measurements from Mars for Understanding the Evolution of Earth-like Worlds; Journal of Geophysical Research. Planets; Vol. 121; No. 10; 1927-1961; 10.1002/2016JE005134
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Watkins, Jessica A. and Ehlmann, Bethany L., et el. (2015) Long-runout landslides and the long-lasting effects of early water activity on Mars; Geology; Vol. 43; No. 2; 107-110; 10.1130/G36215.1
Ehlmann, Bethany L. and Buz, Jennifer (2015) Mineralogy and fluvial history of the watersheds of Gale, Knobel, and Sharp craters: A regional context for the Mars Science Laboratory Curiosity's exploration; Geophysical Research Letters; Vol. 42; No. 2; 264-273; 10.1002/2014GL062553
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Ehlmann, Bethany and Beaty, David, et el. (2014) Developing an Updated, Integrated Understanding of Mars; Eos; Vol. 95; No. 39; 354; 10.1002/2014EO390010
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McCollom, Thomas M. and Ehlmann, Bethany L., et el. (2014) Detection of iron substitution in natroalunite-natrojarosite solid solutions and potential implications for Mars; American Mineralogist; Vol. 99; No. 5-6; 948-964; 10.2138/am.2014.4617
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Pan, L. and Ehlmann, B. L. (2014) Phyllosilicate and hydrated silica detections in the knobby terrains of Acidalia Planitia, northern plains, Mars; Geophysical Research Letters; Vol. 41; No. 6; 1890-1898; 10.1002/2014GL059423
Ehlmann, Bethany L. and Edwards, Christopher S. (2014) Mineralogy of the Martian Surface; Annual Review of Earth and Planetary Sciences; Vol. 42; 291-315; 10.1146/annurev-earth-060313-055024
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Etiope, Giuseppe and Ehlmann, Bethany L., et el. (2013) Low temperature production and exhalation of methane from serpentinized rocks on Earth: A potential analog for methane production on Mars; Icarus; Vol. 224; No. 2; 276-285; 10.1016/j.icarus.2012.05.009
Ehlmann, Bethany L. and Berger, Gilles, et el. (2013) Geochemical Consequences of Widespread Clay Mineral Formation in Mars' Ancient Crust; Space Science Reviews; Vol. 174; No. 1-4; 329-364; 10.1007/s11214-012-9930-0
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Ehlmann, B. L. and Bish, D. L., et el. (2012) Mineralogy and chemistry of altered Icelandic basalts: Application to clay mineral detection and understanding aqueous environments on Mars; Journal of Geophysical Research E; Vol. 117; No. E11; Art. No. E00J16; 10.1029/2012JE004156
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Hu, Renyu and Ehlmann, Bethany L., et el. (2012) Theoretical Spectra of Terrestrial Exoplanet Surfaces; Astrophysical Journal; Vol. 752; No. 1; Art. No. 7; 10.1088/0004-637X/752/1/7
Ehlmann, Bethany L. and Mustard, John F. (2012) An in-situ record of major environmental transitions on early Mars at Northeast Syrtis Major; Geophysical Research Letters; Vol. 39; No. L11; Art. No. L11202; 10.1029/2012GL051594
Ehlmann, Bethany L. and Mustard, John F., et el. (2011) Subsurface water and clay mineral formation during the early history of Mars; Nature; Vol. 479; No. 7371; 53-60; 10.1038/nature10582
Ehlmann, Bethany L. and Mustard, John F., et el. (2011) Evidence for low-grade metamorphism, hydrothermal alteration, and diagenesis on Mars from phyllosilicate mineral assemblages; Clays and Clay Minerals; Vol. 59; No. 4; 359-377; 10.1346/CCMN.2011.0590402
Wray, James J. and Ehlmann, Bethany L. (2011) Geology of possible Martian methane source regions; Planetary and Space Science; Vol. 59; No. 2-3; 196-202; 10.1016/j.pss.2010.05.006
Wray, J. J. and Milliken, R. E., et el. (2011) Columbus crater and other possible groundwater-fed paleolakes of Terra Sirenum, Mars; Journal of Geophysical Research E; Vol. 116; Art. No. E01001; 10.1029/2010JE003694
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Viles, Heather and Ehlmann, Bethany, et el. (2010) Simulating weathering of basalt on Mars and Earth by thermal cycling; Geophysical Research Letters; Vol. 37; Art. No. L18201; 10.1029/2010GL043522
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Ehlmann, Bethany L. (2010) Diverse aqueous environments during Mars' first billion years: the emerging view from orbital visible-near infrared spectroscopy; Geochemical News; Vol. 142; gn142
Mustard, J. F. and Ehlmann, B. L., et el. (2009) Composition, Morphology, and Stratigraphy of Noachian Crust around the Isidis basin; Journal of Geophysical Research E; Vol. 114; Art. No. E00D12; 10.1029/2009JE003349
McKeown, Nancy K. and Bishop, Janice L., et el. (2009) Characterization of phyllosilicates observed in the central Mawrth Vallis region, Mars, their potential formational processes, and implications for past climate; Journal of Geophysical Research E; Vol. 114; Art. No. E00D10; 10.1029/2008JE003301
Ehlmann, Bethany L. and Mustard, John F., et el. (2009) Identification of hydrated silicate minerals on Mars using MRO-CRISM: Geologic context near Nili Fossae and implications for aqueous alteration; Journal of Geophysical Research E; Vol. 114; Art. No. E00D08; 10.1029/2009JE003339
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Ehlmann, Bethany L. and Mustard, John F., et el. (2008) Orbital Identification of Carbonate-Bearing Rocks on Mars; Science; Vol. 322; No. 5909; 1828-1832; 10.1126/science.1164759
Herkenhoff, Ken E. and Grotzinger, John P., et el. (2008) Surface processes recorded by rocks and soils on Meridiani Planum, Mars: Microscopic Imager observations during Opportunity's first three extended missions; Journal of Geophysical Research E; Vol. 113; No. E12; E12S32; 10.1029/2008JE003100
McGuire, Patrick C. and Ehlmann, Bethany L., et el. (2008) MRO/CRISM Retrieval of Surface Lambert Albedos for Multispectral Mapping of Mars With DISORT-Based Radiative Transfer Modeling: Phase 1—Using Historical Climatology for Temperatures, Aerosol Optical Depths, and Atmospheric Pressures; IEEE Transactions on Geoscience and Remote Sensing; Vol. 46; No. 12; 4020-4040; 10.1109/TGRS.2008.2000631
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Mustard, John F. and Ehlmann, B. L. (2008) Hydrated silicate minerals on Mars observed by the Mars Reconnaissance Orbiter CRISM instrument; Nature; Vol. 454; No. 7202; 305-309; 10.1038/nature07097
Wray, J. J. and Ehlmann, B. L., et el. (2008) Compositional stratigraphy of clay-bearing layered deposits at Mawrth Vallis, Mars; Geophysical Research Letters; Vol. 35; No. 12; Art. No. L12202; 10.1029/2008GL034385
Ehlmann, Bethany L. and Mustard, John F., et el. (2008) Clay minerals in delta deposits and organic preservation potential on Mars; Nature Geoscience; Vol. 1; No. 6; 355-358; 10.1038/ngeo207
Ehlmann, Bethany L. and Viles, Heather A., et el. (2008) Quantitative morphologic analysis of boulder shape and surface texture to infer environmental history: A case study of rock breakdown at the Ephrata Fan, Channeled Scabland, Washington; Journal of Geophysical Research F; Vol. 113; No. F2; Art. No. F02012; 10.1029/2007JF000872
Ehlmann, Bethany L. and Criss, Robert E. (2006) Enhanced Stage Variability on the Lower Missouri River as Benchmarked by Lewis and Clark: Implications for Ecosystem Restoration; Eos; Vol. 87; No. 52; H43H-01
Arvidson, R. E. and Grotzinger, J., et el. (2006) Nature and origin of the hematite-bearing plains of Terra Meridiani based on analyses of orbital and Mars Exploration rover data sets; Journal of Geophysical Research E; Vol. 111; No. E12; Art. No. E12S08; 10.1029/2006JE002728
Ehlmann, Bethany L. and Criss, Robert E. (2006) Enhanced stage and stage variability on the lower Missouri River benchmarked by Lewis and Clark; Geology; Vol. 34; No. 11; 977-980; 10.1130/G22754A.1
Herkenhoff, Ken E. and Ehlmann, Bethany L. (2006) Overview of the Microscopic Imager Investigation during Spirit's first 450 sols in Gusev crater; Journal of Geophysical Research E; Vol. 111; No. E2; Art. No. E02S04; 10.1029/2005JE002574
Golombek, M. P. and Arvidson, R. E., et el. (2005) Assessment of Mars Exploration Rover landing site predictions; Nature; Vol. 436; No. 7047; 44-48; 10.1038/nature03600
Ehlmann, Bethany L. and Chowdhury, Jeeshan, et el. (2005) Humans to Mars: A feasibility and cost–benefit analysis; Acta Astronautica; Vol. 56; No. 9-12; 851-858; 10.1016/j.actaastro.2005.01.010
Ehlmann, Bethany L. and Arvidson, Raymond E., et el. (2005) Hydrologic and Isotopic Modeling of Alpine Lake Waiau, Mauna Kea, Hawai'i; Pacific Science; Vol. 59; No. 1; 1-15; 10.1353/psc.2005.0005
Soderblom, L. A. and Ehlmann, B. L., et el. (2004) Soils of Eagle Crater and Meridiani Planum at the Opportunity Rover Landing Site; Science; Vol. 306; No. 5702; 1723-1726; 10.1126/science.1105127
Herkenhoff, K. E. and Ehlmann, B. L., et el. (2004) Evidence from Opportunity's Microscopic Imager for Water on Meridiani Planum; Science; Vol. 306; No. 5702; 1727-1730; 10.1126/science.1105286
Arvidson, R. E. and Ehlmann, B. L. (2004) Localization and Physical Property Experiments Conducted by Opportunity at Meridiani Planum; Science; Vol. 306; No. 5702; 1730-1733; 10.1126/science.1104211
Arvidson, R. E. and Ehlmann, B. L. (2004) Localization and Physical Properties Experiments Conducted by Spirit at Gusev Crater; Science; Vol. 305; No. 5685; 821-824; 10.1126/science.1099922
Grant, J. A. and Arvidson, R., et el. (2004) Surficial Deposits at Gusev Crater Along Spirit Rover Traverses; Science; Vol. 305; No. 5685; 807-810; 10.1126/science.1099849