Survival and growth of terrestrial microorganisms in ammonia-rich atmospheres.
Terrestrial microorganism survival and growth on specimens of Euphorbia xylophylloides in ammonia methane hydrogen-rich atmospheres
BACTERIA↗
SEARCH · Search NASA
Results for “AMMONIA”
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.
Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.
Survival and growth of terrestrial microorganisms in ammonia-rich atmospheres.
Survival and growth of terrestrial microorganisms in ammonia-rich atmospheres supporting possibility of origin and existence of life on jupiter
ATMOSPHERIC COMPOSITION↗
Formation of adenine by electron irradiation of methane, ammonia, and water
Adenine synthesis by electron irradiation of gas mixture of methane, ammonia, and water
ADENINE↗
Alpha-aminonitriles formed by an electric discharge through a mixture of anhydrous methane and ammonia.
Alpha aminonitriles formation by electric discharge through anhydrous methane and ammonia mixture, showing hyrolysis to amino acid as possible bearing on chemical evolution
ORGANIC COMPOUND↗
Development of an ammonia-fueled MPD arc jet thruster.
Steady flow ammonia MPD arc jet thrustor propulsion performance, discussing test chamber pressure variation, thrust data and cooling systems
THRUSTOR↗
Performance tests of a 1/2-millipound /2.2 mN/ ammonia resistojet thrustor system
Performance tests of ammonia resistojet thrustor system for various spacecraft control maneuvers
Ferguson, H.↗
Flight prototype ammonia storage and feed system Final report
Flight-prototype ammonia-propellant storage and feed system using titanium tank with stainless steel plenum chamber
Source record↗
Ammonia adsorption and decomposition on a tungsten /211/ surface
Ammonia adsorption and decomposition on tungsten 211 surface studied by mass spectrometry, electron diffraction, and changes in work function
Germer, L. H.↗
Preliminary tests of a single-axis ammonia- resistojet attitude control system
Performance test data for ammonia resistojet attitude control system of stable platform satellites
Ferguson, H.↗
Ammonia and the regulation of acidity in human eccrine sweat.
Regulation of acidity in human eccrine sweat, noting role of buffer systems and acidity when ammonia-ammonium system predominates
Johnson, R. E.↗
Prebiotic porphyrin genesis - Porphyrins from electric discharge in methane, ammonia, and water vapor.
Prebiotic genesis of porphyrin synthesized under electric discharge conditions in methane ammonia water systems
Hodgson, G. W.↗
Thermal analysis of small cylindrical ammonia evaporators
Thermal analysis of small cylindrical ammonia evaporators
Gilson, D. J.↗
Ammonia Resistojet station keeping subsystem aboard applications technology satellite /ATS/ IV.
Ammonia resistojet stationkeeping subsystem onboard ATS 4 satellite, noting flight test data agreement with ground tests
Callens, R. A.↗
A study of the axial velocities in an ammonia MPD thruster.
Axial velocities in ammonia MPD thrustor exhaust by measuring Doppler shifts of spectral lines emitted by plasma constituents
Connolly, D. J.↗
Distribution of ammonia density, velocity, and rotational excitation in the region of Sagittarius B2.
Ammonia inversion radiation in Sgr B2 region, observing distribution of density, velocity and rotational excitation
Cheung, A. C.↗
Temperature dependence of self-diffusion coefficients for gaseous ammonia
Temperature effects on self diffusion coefficients of gaseous ammonia
Baker, C. E.↗
Simplified zero gravity ammonia feed system program Final report
Simplified zero gravity ammonia feed system development
Source record↗
Solid state chemical source for ammonia beam maser Patent
Solid state chemical source for ammonia beam masers
Robinson, M.↗