2017
DOI: 10.1089/ast.2016.1551
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The Mars Organic Molecule Analyzer (MOMA) Instrument: Characterization of Organic Material in Martian Sediments

Abstract: The Mars Organic Molecule Analyzer (MOMA) instrument onboard the ESA/Roscosmos ExoMars rover (to launch in July, 2020) will analyze volatile and refractory organic compounds in martian surface and subsurface sediments. In this study, we describe the design, current status of development, and analytical capabilities of the instrument. Data acquired on preliminary MOMA flight-like hardware and experimental setups are also presented, illustrating their contribution to the overall science return of the mission. Ke… Show more

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Cited by 192 publications
(177 citation statements)
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“…The blind test experiments have been conducted using a slightly modified version of the laboratory prototype previously described in Briois et al, 2016. To provide a better absorption of organic molecules in the UV resulting into a more efficient ionisation, the UV nitrogen laser at 337 nm was exchanged for a Nd-YAG laser at 266 nm (Goesmann et al, 2017). The latter is the "Brilliant" model provided by Quantel, with 4 ns pulse duration and about 100 µJ energy per pulse.…”
Section: Ii) Methods A) the Laser Ablation -Cosmorbitrap Prototypementioning
confidence: 99%
“…The blind test experiments have been conducted using a slightly modified version of the laboratory prototype previously described in Briois et al, 2016. To provide a better absorption of organic molecules in the UV resulting into a more efficient ionisation, the UV nitrogen laser at 337 nm was exchanged for a Nd-YAG laser at 266 nm (Goesmann et al, 2017). The latter is the "Brilliant" model provided by Quantel, with 4 ns pulse duration and about 100 µJ energy per pulse.…”
Section: Ii) Methods A) the Laser Ablation -Cosmorbitrap Prototypementioning
confidence: 99%
“…Both instruments, independently designed and manufactured, are based on different laser approaches. The MOMA uses a 266 nm laser with a tunable beam between 35 and 250 MW/cm 2 generated from a frequency quadrupled beam from an Nd:Cr:YAG crystal [69,70], while the RLS instrument incorporates a DPSSL designed with an Nd:YAG crystal emitting an output beam frequency doubled to 532 nm [71]. The rover internal laboratories and lasers will analyze samples that will have been previously extracted from the Martian underground thanks to a mechanical drill incorporated on the rover.…”
Section: Spectroscopymentioning
confidence: 99%
“…In this paper, we will present an overview of the design, realization, and qualification of the flight model of the diodepumped passively Q-switched solid-state laser for the MOMA instrument, which is part of the ESA ExoMars Pasteur Payload for Martian planetary surface exploration to be launched in 2020 [1]. MOMA will be accommodated inside a rover vehicle.…”
Section: Introductionmentioning
confidence: 99%