41,761 to 41,770 of 42,221 Results
Mar 11, 1993
Kanik, I.; Ajello, J. M.; James, G. K., 1993, "Extreme Ultraviolet Emission Spectrum of CO_2 Induced by Electron Impact at 200 eV", https://hdl.handle.net/2014/35046, Chemical Physics Letters, JPL Open Repository
We present the extreme ultraviolet (EUV) emission spectrum of CO_2 induced by electronimpact at 200 eV. There are 36 spectral features which are identified with a resolution of 0.5 nmover the wavelength range of 40 to 125 nm. Absolute emission cross sections were obtained for eac... |
Mar 11, 1993
Kanik, I.; Trajmar, S.; Nickel, J. C., 1993, "Total Electron Scattering and Electronic State Excitations Cross Sections for O_2, CO, and CH_4", https://hdl.handle.net/2014/35053, Journal of Geophysical Research - Planets, JPL Open Repository
Available electron collision cross section data concerning total and elastic scattering, vibrationalexcitation, and ionization for O_2, CO, and CH_4 have been critically reviewed, and a set of crosssections for modeling of planetary atmospheric behavior is recommended. Utilizing... |
Mar 11, 1993
Kanik, I.; Ratliff, M.; Trajmar, S., 1993, "Electron-Impact Excitation of the B ^1SIGMA^+, C^1SIGMA^+ and E^1PI States of", https://hdl.handle.net/2014/35052, Chemical Physics Letters, JPL Open Repository
Electron impact excitation of CO plays an important role in planetary atmospheres andinterstellar clouds. At the present time, serious discrepancies exist among excitation cross sectionsreported in the literature for this molecule. We measured electron impact excitation cross sec... |
Mar 9, 1993
Whittlesey, A., 1993, "System Electrostatic Discharge Testing for Space Charging Caused ESD Events", https://hdl.handle.net/2014/36713, Manhattan Beach, CA, JPL Open Repository
This talk is about ground testing of spacecraft to determine immunity to the electrostatic discharges (ESDs) in certain Earth orbits. The particular spacecraft used as an example is the TOPEX/Poseidon spacecraft, an Earth orbiter with a 1334 km, 62 degree orbit. The talk is based... |
Mar 9, 1993
Martin, B. D.; Siebes, G., 1993, "Multi-Purpose Thermal/Vacuum Testing With Common Stimuli", https://hdl.handle.net/2014/36705, Manhattan Beach, California, USA, JPL Open Repository
A two-phase, common stimuli congiguration test approach was designed to satisfy both environmental reliability and thermal control design test requirements with the Instrument in a system configuration. |
Mar 1, 1993
Lonsdale, C. J., 1993, "Ultraluminous Infrared Galaxies", https://hdl.handle.net/2014/35568, Kiel, Germany, JPL Open Repository
One of the most important results of the IRAS mission was the establishment that there exists a class of galaxies which emit over 90% of their energy in the far infrared. |
Mar 1, 1993
Spanos, J.; Rahman, Z.; von Flotow, A., 1993, "Active Vibration Isolation on an Experimental Flexible Structure", https://hdl.handle.net/2014/35022, USA, JPL Open Repository
The paper describes experimental research in the are of active vibration isolation. The objective of the research is to quantitavely assess the performance gained by augmenting a passive isolator will an active stage. |
Mar 1, 1993
Pike, W. T.; Fathauer, R. W.; George, T.; Ksendzov, A., 1993, "Chemical Profiling of Light-Emitting Porous Si and SiGe Using Transmission Electron Microscopy", https://hdl.handle.net/2014/35047, Seattle, Washington, USA, JPL Open Repository
No abstract provided |
Mar 1, 1993
Fathauer, R.W.; George, T.; Jones, E.W.; Pike, W.T.; Ksendzov, A.; Vasquez, R.P., 1993, "Novel Si-based Superlattices Consisting of Alternating Layers of Crystalline Si and Porous amorphous Si1-x-Gex alloys", https://hdl.handle.net/2014/35097, USA, JPL Open Repository
No abstract provided |
Mar 1, 1993
Vasquez, R.P., 1993, "X-ray Photoelectron Spectroscopy Studies of Chemically-Etched High Temperature Superconductor Surfaces", https://hdl.handle.net/2014/36455, Pittsburgh, USA, JPL Open Repository
No abstract provided |