41,591 to 41,600 of 42,087 Results
Apr 1, 1993
Farr, Tom G.; Dohrenwend, John C., 1993, "The Shape of Trail Canyon Alluvial Fan, Death Valley", https://hdl.handle.net/2014/35127, USA, JPL Open Repository
A modified conic equation has been fit to high-resolution digital topographic data for Trail Canyon alluvial fan in Death Valley, California. Fits were accomplished for 3 individual fan units of different age. |
Apr 1, 1993
Treuhaft, R. N., 1993, "Subnanoradian, Ground-Based Tracking of Spaceborne Lasers", https://hdl.handle.net/2014/35083, Fairfax, Virginia, USA, JPL Open Repository
No abstract provided |
Apr 1, 1993
Gursel, Y., 1993, "OSI Metrology Gauges", https://hdl.handle.net/2014/35186, ['S.P.I.E.: Aerospace and Remote Sensing', 'Orlando, Florida'], JPL Open Repository
OSI requires a metrology system to measure the three dimensional baseline vector between any two of its siderostats and the distance from the beam combiner to the baseline end points. |
Apr 1, 1993
Shao, M., 1993, "The Orbiting Stellar Interferometer", https://hdl.handle.net/2014/35183, Orlando, Florida, USA, JPL Open Repository
No abstract provided |
Apr 1, 1993
Cetin, B.; Barhen, J.; Burdick, J., 1993, "Terminal Repeller Unconstrained Subenergy Tunneling (TRUST) for Fast Global Optimization", https://hdl.handle.net/2014/35544, Journal of Optimization Theory and Applications, JPL Open Repository
A new method for unconstrained global function optimization, acronymed TRUST, is introduced. |
Apr 1, 1993
Weissman, Jon B.; Grimshaw, Andrew S.; Ferraro, Robert, 1993, "Parallel Object-Oriented Computation Applied to a Finite Element Problem", https://hdl.handle.net/2014/34910, Sunriver, OR, JPL Open Repository
The conventional wisdom in the scientific computing community is that the best way to solve large-scale numerically intensive scientific problems on today's parallel MIMD computers is to use Fortran or C programmed in a data-parallel style using low-level message-passing primitiv... |
Apr 1, 1993
Freedman, A. P.; Steppe, J. A.; Dickey, J. O.; Eubanks, T. M.; Sung, L. Y., 1993, "The Short-Term Prediction of Universal Time and Length-Of-Day Using Atmospheric Angular Momemtum", https://hdl.handle.net/2014/34993, USA, JPL Open Repository
Methods to combine the diverse set of geodetic measurements of Earth orientation that are currently available, and to interpolate and extrapolate these data to generate an optimal estimate of Earth orientation, have been under development at JPL for a number of years. The strateg... |
Mar 30, 1993
Martin, D.; Choudhury, R. P.; Smith, A. V.; Ralsanen, M. A.; Frerking, S., 1993, "A Back-to-Back Barrier-N-N+(bbBNN) Diode Tripler at 200 GHz", https://hdl.handle.net/2014/34815, Los Angeles, California, USA, JPL Open Repository
No abstract provided |
Mar 30, 1993
Tong, Kar-Ming Cheung Kevin, 1993, "Proposed Data Compression Schemes for the Galileo S-Band Contigency Mission", https://hdl.handle.net/2014/34846, Snowbird, Utah, USA, JPL Open Repository
The Galileo spacecraft is currently on its way to Jupiter and its moons. In April 1991, the high gain antenna (HGA) failed to deploy as commanded. |
Mar 30, 1993
McGrath, W.; Febvre, P.; Javadi, H.; Salez, M.; Batelaan, P.; Frerking, M., 1993, "A Submillimeter Wave SIS Receiver for 547 GHz", https://hdl.handle.net/2014/34857, Los Angeles, California, USA, JPL Open Repository
The most sensitive heterodyne receivers used for millimeter wave and submillimeter wave radioastronomy employ superconductor-insulator-superconductor tunnel junctions as the nonlinear mixing element. |