摘要: Mass spectrometric measurements of the neutrals and positive ions in the Space Shuttle environment have indicated the presence of large amounts of contaminants, particularly CO2(+) and H2O(+). The ionic abundances are analyzed in ... 展开 Mass spectrometric measurements of the neutrals and positive ions in the Space Shuttle environment have indicated the presence of large amounts of contaminants, particularly CO2(+) and H2O(+). The ionic abundances are analyzed in terms of known ion-neutral kinetics and from this analysis absolute abundances of carbon dioxide and water vapor are calculated. The implication of these results for optical measurements is considered. (Author) 收起