41,851 to 41,860 of 42,443 Results
Apr 26, 1993
Owens, K.; Griesel, M., 1993, "Using Quality Factors and Measures to Focus on Customer Satisfaction", https://hdl.handle.net/2014/35026, ['Software Engineering Institute', 'Costa Mesa, California, USA'], JPL Open Repository
Defining quality factors and measures helped the teams understand their customers' needs and make better trade-off decisions. |
Apr 26, 1993
Huder, Karin; DeMore, William B., 1993, "Rate Constant For The Reaction of OH With CH3CCl2F (HCFC-14lb) Determined by Relative Rate Measurements with CH4 and CH3CCl3", https://hdl.handle.net/2014/35256, USA, JPL Open Repository
Determination of accurte rate constants for OH abstraction is of great importance for the calculation of lifetimes for HCFC and their impact on the atmosphere. |
Apr 26, 1993
Wada, Ben K., 1993, "Summary of Precision Actuators for Space Application", https://hdl.handle.net/2014/35048, State College, PA, JPL Open Repository
The objective of this paper is to present the state-of-the-art of precision actuators in the United States. This report is based upon information available to the author and not on a comprehensive search of all developments in the US. Precision actuators are those with submicron... |
Apr 26, 1993
Estefan, Jeffery A.; Pollmeier, Vincent M.; Thurman, Sam W., 1993, "Precision X-Band Doppler and Ranging Navigation For Current and Future Mars Exploration Missions", https://hdl.handle.net/2014/35035, Greenbelt, MD, USA, JPL Open Repository
This paper describes a navigation error convariance analysis of two scenarios derived from the Mars Observer mission and the planned Mars Environmental Survey (MESUR) Pathfinder mission, respectively. The analysis was performed to establish the potential navigational performance... |
Apr 25, 1993
Ocampo, A., 1993, "The Galileo Mission: Earth Encounters Update", https://hdl.handle.net/2014/35176, ['United Nations Cooperation in Space Science', 'Santiago, Chile'], JPL Open Repository
The mission will utilize a VEEGA trajectory which will entail two close encounters with the Earth .... |
Apr 25, 1993
Clark, Jerry; Clark, Deanna Durr, 1993, "Creating Tactile Maps For the Blind Using a GIS", https://hdl.handle.net/2014/35637, Reno, Nevada, USA, JPL Open Repository
No abstract provided |
Apr 21, 1993
Wilson, K. E.; Lesh, J. R., 1993, "Results from the Galileo Laser Uplink: A JPL Demonstration of Deep-Space Optical Communications", https://hdl.handle.net/2014/35217, Tallahassee, FL, JPL Open Repository
The successful completion of the Galileo Optical Experiment (GOPEX), represented the accomplishment of a significant milestone in JPL's optical communication plan. The experiment demonstrated the first transmission of a narrow laser beam to a deep-space vehicle. Laser pulses were... |
Apr 20, 1993
Schurig, Hans; Stella, Paul, 1993, "Reverse Bias Characteristics of Thin BSF/BSR Silicon Solar Cells For Advanced Photovoltaic Solar Array", https://hdl.handle.net/2014/35222, Albuquerque, NM, JPL Open Repository
No abstract provided |
Apr 19, 1993
Rahman, Z.; Spanos, J.; O'Brien, J.; Chu, C., 1993, "Optical Pathlength Control Experiment on JPL Phase B Testbed", https://hdl.handle.net/2014/34901, La Jolla, California, USA, JPL Open Repository
An experimental implementation of a nanometer level optical pathlength control for large baseline space interferometry is presented. The pathlength compensation system is installed on a large flexible experimental truss, thus structural motions play a dominant role in the control... |
Apr 19, 1993
MacNeal, P.; Lou, M., 1993, "Structural Design Consideration for the Beam Transmission Optical System", https://hdl.handle.net/2014/34798, ['AIAA, 34th Structural Dynamics Conference', 'La Jolla, California, USA'], JPL Open Repository
....recently completed a study on the beam transmission optical system (BTOS) which is the system employed to deliver laser energy from earth to space targets. |