ArticleACS earth & space chemistry2025
The Photochemistry of Amino Acids Produced on the Polar Cryovolcanic Regions of Titan.
Article in ACS earth & space chemistry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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1 citing paper in PubMed.
- Characterization of Amino Acid Nanolayers and Their Interactions under Simulated Planetary Conditions.ACS earth & space chemistry · 2025Article
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12 authors.
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Abstract
The cryovolcanic regions of Titan offer transient opportunities for prebiotic molecules to exist in water-ammonia solutions on the surface of the Saturnian moon. The upcoming NASA's Dragonfly mission will search for high nitrogen concentrations and amino acids on Titan's equatorial terrains. Cryovolcanic features, however, are most common on the polar regions. To mitigate the distance, bubble bursting may encapsulate the prebiotic molecules into aerosols, which Titan's Hadley circulation would subsequently transport to the equator. We investigate whether alanine and glycine survive this meridional journey. Despite the unconstrained meridional wind velocities, our results suggest that the amino acids can survive the transport through the mesosphere. Dragonfly may find cryo-volcanogenic amino acids on Titan's equator. Further, the interaction between the two amino acids increased 10-fold the photodegradation rate of glycine. We justify it based on changes in the environment polarity.
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