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Cited by 304

The DOI matches its Crossref record; 83 of the 83 references it cites were found in a registry or an index.

Atmospheric origins of perchlorate on Mars and in the Atacama

Open access
Catling, D. C., Claire, M. W., Zahnle, K. J., Quinn, R. C., Clark, B. C., Hecht, M. H., Kounaves, S.·2010·Journal of Geophysical Research: Planets

Abstract

Isotopic studies indicate that natural perchlorate is produced on Earth in arid environments by the oxidation of chlorine species through pathways involving ozone or its photochemical products. With this analogy, we propose that the arid environment on Mars may have given rise to perchlorate through the action of atmospheric oxidants. A variety of hypothetical pathways can be proposed including photochemical reactions, electrostatic discharge, and gas‐solid reactions. Because perchlorate‐rich deposits in the Atacama desert are closest in abundance to perchlorate measured at NASA's Phoenix Lander site, we made a preliminary study of the means to produce Atacama perchlorate to help shed light on the origin of Martian perchlorate. We investigated gas phase pathways using a 1‐D photochemical model. We found that perchlorate can be produced in sufficient quantities to explain the abundance of perchlorate in the Atacama from a proposed gas phase oxidation of chlorine volatiles to perchloric acid. The feasibility of gas phase production for the Atacama provides justification for future investigations of gas phase photochemistry as a possible source for Martian perchlorate.

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Metadata

Authors
Catling, D. C., Claire, M. W., Zahnle, K. J., Quinn, R. C., Clark, B. C., Hecht, M. H., & Kounaves, S.
Venue
Journal of Geophysical Research: Planets
Published
2010-01
Volume
115
Issue
E1
ISSN
0148-0227 (ISSN-L)
OpenAlex
W2136283672
Cited by
304
References
83
FWCI
9.30
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Atmospheric origins of perchlorate on Mars and in the Atacama. https://app.cochat.ai/papers/10.1029/2009je003425
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Catling, D. C., Claire, M. W., Zahnle, K. J., Quinn, R. C., Clark, B. C., Hecht, M. H., & Kounaves, S. (2010). Atmospheric origins of perchlorate on Mars and in the Atacama. Journal of Geophysical Research: Planets. https://doi.org/10.1029/2009je003425

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