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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Capillary gas chromatography mass spectrometry combined by molecular separators applied to methane pyrolysis product analysis
Pulsed ruby laser mass spectrometry technique for flash pyrolysis of ammonium perchlorate-catalyst mixtures
High resolution mass spectrometry with real time data acquisition, display and processing using digital computer
Deuterium labeling techniques and high resolution mass spectrometry combined to study structural and stereochemical problems for S-methyl xanthates and esters
Organic mass spectrometry in structural and stereochemical problems, discussing competitive McLafferty rearrangements in bifunctional compounds
Mass spectrometry in structural and stereochemical problems, discussing electron impact promoted fragmentation of substituted germacyclopentanes and germacyclopentenes
Mass spectrometry in structural and stereochemical problems, discussing ions origins in spectrum of alcyl n-hexyl cyanide
Structural and stereochemical characteristics of aliphatic epoxyketones by mass spectrometry and deuterium labeling
Mass spectrometry of cyclic sulfites and carbonate esters, analyzing electron impact induced fragmentations and metastable ion characteristics based on deuterium labeling
Mass spectrometry cyclic ketones measured, analyzing electron impact induced alkyl rearrangement
Ring contractions in molecular ions as mechanism of N-acetylmorpholine electron impact fragmentation, using high resolution mass spectrometry and isotopic labeling
Field ionization for improvment of mass spectrometry
Techniques for use in mass spectrometry of gaseous trace contaminants
Ammonium perchlorate high temperature decomposition by using carbon dioxide laser pyrolysis/mass spectrometry
Electron impact induced fragmentation of ring D in steroids involving loss of carbon atoms analyzed by mass spectrometry
Pyrimidine and purine bases analysis by time of flight mass spectrometry and paper chromatography
Bioorganic comparative analysis of desert soils, Precambrian shales and meteorites by automated pyrolysis-gas chromatography-mass spectrometry system for future Mars soil analysis
Acid fraction extraction of Green River shale identified by gas chromatography-mass spectrometry-computer system, noting trimethyl pentadecanoic acid