Crystal structure of calcium perchlorate anhydrate, Ca(ClO4)2, from laboratory powder X-ray diffraction data

Autor: Dongmin Lee, Hyeri Bu, Dohwan Kim, Jooeun Hyoung, Seung-Tae Hong

Publikováno v: Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 4, Pp 514-517 (2018)

The crystal structure of calcium perchlorate anhydrate was determined from laboratory X-ray powder diffraction data. The title compound was obtained by heating hydrated calcium perchlorate [Ca(ClO4)2·xH2O] at 623 K in air for 12 h. It crystallizes i

Externí odkaz: https://doaj.org/article/9d9f0c606720437eb0e1d852ddd75409

Influence of Calcium Perchlorate on the Search for Organics on Mars with Tetramethylammonium Hydroxide Thermochemolysis

Autor: Yuanyuan He, Pin Lu, Paul R. Mahaffy, Charles Malespin, Melissa Guzman, Cyril Szopa, Amy J. Williams, Samuel Teinturier, Maeva Millan, Sarah Stewart Johnson, Michel Cabane, Hervé Cottin, Jennifer C. Stern, Jennifer L. Eigenbrode, Rafael Navarro-González, Vincent Butin, Fabien Stalport, Naila Chaouche-Mechidal, Caroline Freissinet, Arnaud Buch, D. Coscia, Daniel P. Glavin, Jamila El Bekri, Jean-Yves Bonnet

Publikováno v: Astrobiology
Astrobiology, Mary Ann Liebert, 2021, 21 (3), pp.279-297. ⟨10.1089/ast.2020.2252⟩

International audience; The Mars Organic Molecule Analyzer (MOMA) and Sample Analysis at Mars (SAM) instruments onboard the Exomars 2022 and Mars Science Laboratory rovers, respectively, are capable of organic matter detection and differentiating pot

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e173c6d9677ddbc77fa0f0c393543465
https://doi.org/10.1089/ast.2020.2252

Crystal structure of calcium perchlorate anhydrate, Ca(ClO4)2, from laboratory powder X-ray diffraction data

Autor: Seung-Tae Hong, So Jin Kim, Hyeon Woo Lee, Hong Rim Shin, Jooeun Hyoung

Publikováno v: Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 4, Pp 514-517 (2018)

The crystal structure of anhydrous Ca(ClO4)2 crystallizes isotypically with Ca(AlD4)2.
The crystal structure of calcium perchlorate anhydrate was determined from laboratory X-ray powder diffraction data. The title compound was obtained by heatin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::46e0a48996437536650abf862504e504
http://europepmc.org/articles/PMC5946979

Influence of Calcium Perchlorate on the Search for Martian Organic Compounds with MTBSTFA/DMF Derivatization

Autor: Sarah Stewart Johnson, Amy J. Williams, Daniel P. Glavin, Jean-Yves Bonnet, Melissa Guzman, Charles Malespin, Caroline Freissinet, Rafael Navarro-González, Michel Cabane, Arnaud Buch, Yuanyuan He, D. Coscia, Cyril Szopa, Maeva Millan, Jennifer L. Eigenbrode, Samuel Teinturier, Pin Lu, Paul R. Mahaffy

Publikováno v: Astrobiology
Astrobiology, Mary Ann Liebert, 2021, 21 (9), pp.1137-1156. ⟨10.1089/ast.2020.2393⟩

International audience; N-tert-butyldimethylsilyl-N-methyltrifluoroacetamide (MTBSTFA), mixed with the solvent N,N-dimethylformamide (DMF), is used as a derivatizing reagent by the Sample Analysis at Mars (SAM) experiment onboard NASA's Curiosity rov

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8157139b6a6abd8ff6369a2fcb9e227c
https://hal-insu.archives-ouvertes.fr/insu-03350738

Solid-solid hydration and dehydration of Mars-relevant chlorine salts: Implications for Gale Crater and RSL locations

Autor: Margaret A. Tolbert, K. M. Primm, Edgard G. Rivera-Valentin, German Martinez, Raina V. Gough

Publikováno v: Icarus. 321:1-13

Water vapor is likely being exchanged between the regolith and the atmosphere on Mars, according to evidence from multiple landing sites (including Gale Crater), satellite measurements and numerical modeling. The mechanism of this exchange is largely

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::562a75061cc55d5a58e64f6f3f869fd3
https://doi.org/10.1016/j.icarus.2018.10.034