Bettina L. Beard

Affiliations: 
NASA Ames Research, Mountain View, CA, United States 
Area:
Vision
Website:
http://vision.arc.nasa.gov/personnel/tina/vita.html
Google:
"Bettina Beard"
Mean distance: 16.48 (cluster 23)
 
SNBCP
BETA: Related publications

Publications

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Fortney NW, Beard BL, Hutchings JA, et al. (2020) Geochemical and Stable Fe Isotopic Analysis of Dissimilatory Microbial Iron Reduction in Chocolate Pots Hot Spring, Yellowstone National Park. Astrobiology
Frierdich AJ, Nebel O, Beard BL, et al. (2019) Iron isotope exchange and fractionation between hematite (α-Fe2O3) and aqueous Fe(II): A combined three-isotope and reversal-approach to equilibrium study Geochimica Et Cosmochimica Acta. 245: 207-221
Frierdich AJ, Beard BL, Reddy TR, et al. (2014) Iron isotope fractionation between aqueous Fe(II) and goethite revisited: New insights based on a multi-direction approach to equilibrium and isotopic exchange rate modification Geochimica Et Cosmochimica Acta. 139: 383-398
Wu L, Brucker RP, Beard BL, et al. (2013) Iron isotope characteristics of Hot Springs at Chocolate Pots, Yellowstone National Park. Astrobiology. 13: 1091-101
Li W, Czaja AD, Van Kranendonk MJ, et al. (2013) An anoxic, Fe(II)-rich, U-poor ocean 3.46 billion years ago Geochimica Et Cosmochimica Acta. 120: 65-79
Li W, Huberty JM, Beard BL, et al. (2013) Contrasting behavior of oxygen and iron isotopes in banded iron formations revealed by in situ isotopic analysis Earth and Planetary Science Letters. 384: 132-143
Czaja AD, Johnson CM, Beard BL, et al. (2013) Biological Fe oxidation controlled deposition of banded iron formation in the ca. 3770Ma Isua Supracrustal Belt (West Greenland) Earth and Planetary Science Letters. 363: 192-203
Czaja AD, Johnson CM, Yamaguchi KE, et al. (2012) Comment on "Abiotic pyrite formation produces a large Fe isotope fractionation". Science (New York, N.Y.). 335: 538; author reply 53
Percak-Dennett EM, Beard BL, Xu H, et al. (2011) Iron isotope fractionation during microbial dissimilatory iron oxide reduction in simulated Archaean seawater. Geobiology. 9: 205-20
Heimann A, Johnson CM, Beard BL, et al. (2010) Fe, C, and O isotope compositions of banded iron formation carbonates demonstrate a major role for dissimilatory iron reduction in ~2.5Ga marine environments Earth and Planetary Science Letters. 294: 8-18
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