Cryogenic origin of fractionation between perchlorate and chloride under modern martian climate

Autor: Dongdong Li, Yu-Yan Sara Zhao, Pierre-Yves Meslin, Margaux Vals, François Forget, Zhongchen Wu

Publikováno v: Communications Earth & Environment, Vol 3, Iss 1, Pp 1-10 (2022)

High perchlorate/chloride ratios at the Phoenix landing site in the Martian northern polar region could have formed by specific relative humidity and temperature conditions coupled with dust transport, according to experiments and thermodynamic model

Externí odkaz: https://doaj.org/article/b521665f48b24c99a5fcb14618785f81

CALOTRITON: A convective boundary layer height estimation algorithm from UHF wind profiler data

Autor: Alban Philibert, Marie Lothon, Julien Amestoy, Pierre-Yves Meslin, Solène Derrien, Yannick Bezombes, Bernard Campistron, Fabienne Lohou, Antoine Vial, Guylaine Canut-Rocafort, Joachim Reuder, Jennifer Brooke

Long series of observation of the atmospheric dynamics and composition are collected at the French Pyrenean Platform for the Observation of the Atmosphere (P2OA). Planetary boundary layer depth is a key variable of the climate system, but it remains

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d488c017291f865c006c711dc7f3ed1a
https://amt.copernicus.org/preprints/amt-2023-95/

Early Mars sub-aerial environments conducive to prebiotic evolution

Autor: William Rapin, Gilles Dromart, Benton Clark, Jürgen Schieber, Edwin Kite, Linda Kah, Lucy Thompson, Olivier Gasnault, Jérémie Lasue, Pierre-Yves Meslin, Patrick Gasda, Nina Lanza

Mars provides a unique record for early habitable environments 1–3 but its potential for an independent origin of life is uncertain 4,5. Prebiotic chemical evolution leading to incipient life requires specific environments and processes to occur 6.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b480d04e37dedae6dbd6ba2b5444aa2
https://doi.org/10.21203/rs.3.rs-2251792/v1

SIGNIFICANT HALITE ENRICHMENT IN THE SULFATE-UNIT OF GALE CRATER, MARS

Autor: Pierre-Yves Meslin, William Rapin, Olivier Forni, Agnès Cousin, Olivier Gasnault, Matteo Loche, Erwin Dehouck, Nicolas Mangold, Gwénaël CARAVACA, Susanne Schröder, Patrick Gasda, Stéphane Le Mouélic, Jérémie Lasue, Jens Frydenvang, Clark, Benton C., Fairen, A., Sylvestre Maurice, Wiens, Roger C., Lanza, Nina L.

Publikováno v: 53rd Lunar and Planetary Science Conference
53rd Lunar and Planetary Science Conference, Lunar and Planetary Institute, Mar 2022, The Woodlands, United States. pp.2492
HAL

International audience; Since its landing in 2012, the Curiosity rover has been exploring geological records of a paleolacustrine environment in Gale crater. It started with the fluvio-deltaic and lacustrine deposits in the lowermost Bradbury Group,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::63f3273126eeca263c357bb9b36d5a44
https://hal.science/hal-03594170/file/2492.pdf

Overview of the Morphology and Chemistry of Diagenetic Features in the Clay-Rich Glen Torridon Unit of Gale Crater, Mars

Autor: Patrick J. Gasda, Jade Comellas, Ari Essunfeld, Debarati Das, Alexander B. Bryk, Erwin Dehouck, Susanne P. Schwenzer, Laura Crossey, Kenneth Herkenhoff, Jeffrey R. Johnson, Horton Newsom, Nina L. Lanza, William Rapin, Walter Goetz, Pierre‐Yves Meslin, John C. Bridges, Ryan Anderson, Gael David, Stuart M. R. Turner, Michael T. Thorpe, Linda Kah, Jens Frydenvang, Rachel Kronyak, Gwénaël Caravaca, Ann Ollila, Stéphane Le Mouélic, Matthew Nellessen, Megan Hoffman, Deirdra Fey, Anges Cousin, Roger C. Wiens, Samuel M. Clegg, Sylvestre Maurice, Olivier Gasnault, Dorothea Delapp, Adriana Reyes‐Newell

Publikováno v: Journal of Geophysical Research (Planets)
Journal of Geophysical Research. Planets
Journal of Geophysical Research. Planets, 2022, The Curiosity Rover's Investigation of Glen Torridon and the Surrounding Area, 127 (12), pp.e2021JE007097. ⟨10.1029/2021JE007097⟩
Gasda, P J, Comellas, J, Essunfeld, A, Das, D, Bryk, A B, Dehouck, E, Schwenzer, S P, Crossey, L, Herkenhoff, K, Johnson, J R, Newsom, H, Lanza, N L, Rapin, W, Goetz, W, Meslin, P-Y, Bridges, J C, Anderson, R, David, G, Turner, S M R, Thorpe, M T, Kah, L, Frydenvang, J, Kronyak, R, Caravaca, G, Ollila, A, Le Mouélic, S, Nellessen, M, Hoffman, M, Fey, D, Cousin, A, Wiens, R C, Clegg, S M, Maurice, S, Gasnault, O, Delapp, D & Reyes-Newell, A 2022, ' Overview of the Morphology and Chemistry of Diagenetic Features in the Clay-Rich Glen Torridon Unit of Gale Crater, Mars ', Journal of Geophysical Research: Planets, vol. 127, no. 12, e2021JE007097 . https://doi.org/10.1029/2021JE007097
Journal of Geophysical Research. Planets, In press, ⟨10.1029/2021JE007097⟩

International audience; The clay-rich Glen Torridon region of Gale crater, Mars, was explored between sols 2300 and 3007. Here, we analyzed the diagenetic features observed by Curiosity, including veins, cements, nodules, and nodular bedrock, using t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::624562cbd6e8097311fc9851ff929451
https://hdl.handle.net/21.11116/0000-000C-9801-7