31 to 40 of 42,163 Results
May 27, 1992
Wilson, B.A., 1992, "Abstract, Foreword, Summary Report for Workshop Proceedings: Microtechnology and Applications to Space Systems", https://hdl.handle.net/2014/35557, JPL; von Karman Auditorium; Pasadena, CA, JPL Open Repository
During FY'92, the NASA Code RS System Analysis RTOP funded a study to evaluate the potential impact of emerging microtechnologies on future space missions. As part of this study, a workshop, |
May 27, 1992
Kissel, Glen J.; Hadaegh, Fred Y., 1992, "Micro-Guidance & Control Technology Overview", https://hdl.handle.net/2014/35420, Pasadena, California, USA, JPL Open Repository
This paper gives an overview of micro-guidance and control technologies and in the process previews of some of the technologies, users and system issues presented in the guidance and control session at the workshop. |
Jun 27, 1992
Gulintseff, A. N., 1992, "Series-Fed-Type Linear Arrays of Dipole and Slot Elements Transversely Coupled to a Microstrip Line", https://hdl.handle.net/2014/34848, Ann Arbor, MI, USA, JPL Open Repository
Printed dipole elements and their complement, liner slots, are elementary radiators that have found use in low-profile antenna arrays. |
Jul 1, 1992
Liu, H-K.; Zhou, S., 1992, "Complex Reconfigurable Free-spce Optical Interconnections Via Phase CGH in Spatial Light Modulators", https://hdl.handle.net/2014/34969, San Diego, California, USA, JPL Open Repository
The non-interfering free-space optical interconnections possess the advantages of higher throughput and less delay time compared to electronic interconnections. |
Jul 1, 1992
Preston, R. A.; Jauncey, D. L.; King, E. A.; Jones, D. L.; Ferris, R. H.; Hoard, D. W.; Campbell-Wilson, D.; Gwinn, C. R.; Jones, P. A.; Lovell, J. E. J.; Norris, R. P.; John, M. E. St.; Preston, R. A.; Meier, D. L.; Murphy, D. W.; Costa, M. E.; Amy, S. W.; Clay, R. W.; Hamilton, P. A.; Kemball, A. J.; McAdam, W. B.; Perlman, E.; Skjerve, L.; White, G. L.; Reynolds, J. E.; Tzioumis, A. K.; Nicolson, G. D.; Gough, R. G.; Blair, D. G.; Edwards, P.; Johnson, B.; Lobdell, E. T.; McCulloch, P. M.; Sinclair, M. W.; Wark, R. M., 1992, "The Southern Hemisphere VLBI Experiment (SHEVE)", https://hdl.handle.net/2014/34921, Manchester, U.K., JPL Open Repository
Radio telescopes at eight sites in Astralia and one in South Africa operate as a VLBI array during several periods each year. |
Jul 20, 1992
Murphy, David W., 1992, "2.3 GHz VLBI Images of Southern Hemisphere Radio Galaxies and Quasars", https://hdl.handle.net/2014/34876, Mancheste, United Kingdom, JPL Open Repository
No abstract provided |
Jul 20, 1992
Meier, David L.; Murphy, David W.; Preston, Robert A., 1992, "Preliminary Space VLBI Requirements for Observing Time on Ground Radio Telescopes", https://hdl.handle.net/2014/34878, Manchester, United Kingdom, JPL Open Repository
An initial estimate has been made of the observing time required on ground radio telescopes by the space VLBI missions Radioastron and VSOP. Typical science programs have been adopted for both missions. |
Jul 20, 1992
Meier, David L., 1992, "Multi-Epoch 8.4GHz VLBI Observations of the Nucleus of Centaurus A", https://hdl.handle.net/2014/34877, Manchester, United Kingdom, JPL Open Repository
We present the results of several 8.4 GHz VLBI observations of the nucleus of Centaurus A. We fing that the source possesses a classical core-jet structure with the inner portion of the jet expanding at a proper motion of 4.o mas yr or an apparet velocity of 0.26c along the jet. |
Aug 1, 1992
Penzo, P. A., 1992, "Use of Earth Gravity Assist for Near-Eaarth Asteroid Mission", https://hdl.handle.net/2014/34896, Vistoria, BC, Canada, JPL Open Repository
No abstract provided |
Aug 1, 1992
Phillips, R. W., 1992, "Some Roles for NASA in Developing and Institutionalizing Ecological Knowledge", https://hdl.handle.net/2014/35101, Honolulu, Hawaii, USA, JPL Open Repository
No abstract provided |