UV and electron processing of H2O:CO2:NH3 ice analogs produces 0.4-0.9% CO and 0.03-0.7% N2 relative to water, sufficient to account for most cometary N2 but only some CO.
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2 Pith papers cite this work. Polarity classification is still indexing.
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New infrared spectra show reduced water ice and unusually strong aliphatic hydrocarbon absorption towards W44, attributed to shock and cosmic-ray processing in the associated molecular cloud.
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CO and N2 Produced from H2O, CO2, and NH3 Cometary Ice Analogs
UV and electron processing of H2O:CO2:NH3 ice analogs produces 0.4-0.9% CO and 0.03-0.7% N2 relative to water, sufficient to account for most cometary N2 but only some CO.
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Dust Absorption towards Supernova Remnant W44
New infrared spectra show reduced water ice and unusually strong aliphatic hydrocarbon absorption towards W44, attributed to shock and cosmic-ray processing in the associated molecular cloud.