Organic molecules revealed in Mars's Bagnold Dunes by Curiosity's derivatization experiment

M Millan, S Teinturier, CA Malespin, JY Bonnet… - Nature …, 2022 - nature.com
The wet chemistry experiments on the Sample Analysis at Mars instrument on NASA's
Curiosity rover were designed to facilitate gas chromatography mass spectrometry analyses …

The search for organic compounds with TMAH thermochemolysis: from Earth analyses to space exploration experiments

Y He, A Buch, C Szopa, AJ Williams, M Millan… - TrAC Trends in …, 2020 - Elsevier
Tetramethylammonium hydroxide (TMAH) is one of the most popular methylation reagents
that have been increasingly used for the detection of organic compounds within a wide …

First detections of dichlorobenzene isomers and trichloromethylpropane from organic matter indigenous to Mars mudstone in Gale Crater, Mars: results from the …

C Szopa, C Freissinet, DP Glavin, M Millan, A Buch… - Astrobiology, 2020 - liebertpub.com
Chromatographic analysis of the Cumberland mudstone in Gale crater by the Sample
Analysis at Mars (SAM) instrument revealed the detection of two to three isomers of …

Sedimentary organics in Glen Torridon, Gale Crater, Mars: Results from the SAM instrument suite and supporting laboratory analyses

M Millan, AJ Williams, AC Mcadam… - Journal of …, 2022 - Wiley Online Library
Abstract The Sample Analysis at Mars (SAM) suite instrument on board NASA's Curiosity
rover has characterized the inorganic and organic chemical composition of seven samples …

Murchison Meteorite Analysis Using Tetramethylammonium Hydroxide (TMAH) Thermochemolysis Under Simulated Sample Analysis at Mars (SAM) Pyrolysis‐Gas …

A Mojarro, A Buch, JP Dworkin… - Journal of …, 2023 - Wiley Online Library
Abstract The Sample Analysis at Mars (SAM) instrument aboard the Curiosity Rover at Gale
crater can characterize organic molecules from scooped and drilled samples via pyrolysis of …

Influence of pH and salts on DMF-DMA derivatization for future Space Applications

D Boulesteix, A Buch, J Samson, M Millan, J Jomaa… - Analytica Chimica …, 2023 - Elsevier
For gas chromatography-mass spectrometry (GC-MS) analyses performed in situ, pH and
salts (eg, chlorides, sulfates) may enhance or inhibit the detection of targeted molecules of …

[HTML][HTML] Analysis of aromatic carboxylic acid and calcium salt couples with gas chromatography-mass spectrometry: Implications and comparison with in situ …

O Mcintosh, C Freissinet, A Buch, JMT Lewis, M Millan… - Icarus, 2024 - Elsevier
Aromatic organic salts such as benzoates or phthalates may be widespread degradation
products of organic molecules at the surface of Mars. The low volatility of these aromatic …

Influence of calcium perchlorate on the search for organics on Mars with tetramethylammonium hydroxide thermochemolysis

Y He, A Buch, C Szopa, AJ Williams, M Millan… - Astrobiology, 2021 - liebertpub.com
The Mars Organic Molecule Analyzer (MOMA) and Sample Analysis at Mars (SAM)
instruments onboard the Exomars 2022 and Mars Science Laboratory rovers, respectively …

Evaluation of the interference of Tenax® TA adsorbent with dimethylformamide dimethyl acetal reagent for gas chromatography-Dragonfly mass spectrometry and …

D Boulesteix, A Buch, N Ruscassier, C Freissinet… - … of Chromatography A, 2023 - Elsevier
Among future space missions, national aeronautics and space administration (NASA)
selected two of them to analyze the diversity in organic content within Martian and Titan soil …

Influence of calcium perchlorate on the search for Martian organic compounds with MTBSTFA/DMF derivatization

Y He, A Buch, C Szopa, M Millan, C Freissinet… - Astrobiology, 2021 - liebertpub.com
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 …