Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Gerald B. Murphy"'
Publikováno v:
Radio Science. 19:471-486
The first active beam-plasma experiments utilizing the space shuttle were carried out in March 1982 as part of the NASA Office of Space Science mission on the third space shuttle flight. A fast pulse electron generator emitted a 1-keV, 100-mA electro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a007075d5ba681a43ec5bd7b9ee3a22e
https://doi.org/10.1029/rs019i002p00471
https://doi.org/10.1029/rs019i002p00471
Publikováno v:
Journal of Spacecraft and Rockets. 25:64-69
A pulsed, high-voltage source, which is able to draw a current from the surrounding plasma, is seen to induce large changes in the potential of an ionospheric satellite (the Iowa Plasma Diagnostics Package flown on Space Shuttle flight STS-51F). This
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1e19140d1b1724721b141df1b25d8aab
https://doi.org/10.2514/3.25989
https://doi.org/10.2514/3.25989
Publikováno v:
Journal of Spacecraft and Rockets. 21:387-391
A primary objective of the Plasma Diagonostics Package (PDP) on the third Space Shuttle flight (STS-3) was to assess aspects of the Orbiter's induced gaseous, plasma and electrical environment with respect to the conduct of scientific investigations.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::36cdf0e9a8fb16885e6d82b562a0f82b
https://doi.org/10.2514/3.25667
https://doi.org/10.2514/3.25667
Publikováno v:
Planetary and Space Science. 37:1001-1010
In situ observations of the plasma density, temperature, and turbulence in the near wake, midwake, and far wake of the Shuttle Orbiter are presented. The results show that the plasma disturbances produced by the passage of the Orbiter extend downstre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ea0548fa486ad75a0418001d9aa33d24
https://doi.org/10.1016/0032-0633(89)90054-8
https://doi.org/10.1016/0032-0633(89)90054-8
Publikováno v:
Journal of Spacecraft and Rockets. 21:392-397
The third Space Shuttle mission's OSS-1 payload included 30 Hz-800 MHz and S-band receivers which assessed the intentional (transmitter) and unintentional (subsystem) EMI levels. It was noted that, at the pallet location, the UHF voice downlink trans
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::eae28c472455a990751e121ba84025ed
https://doi.org/10.2514/3.25668
https://doi.org/10.2514/3.25668
Publikováno v:
Planetary and Space Science. 34:993-1004
A Langmuir probe flown as part of the Plasma Diagnostics Package aboard the third Space Shuttle flight was used to determine electron densities, temperatures, and plasma potential in the vicinity of the Shuttle Orbiter. Measurements taken both in the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f1aadf9c50cb8fe2585ff09822af4e98
https://doi.org/10.1016/0032-0633(86)90009-7
https://doi.org/10.1016/0032-0633(86)90009-7
Autor:
W. D. Cutler, Gerald B. Murphy
Publikováno v:
Journal of Spacecraft and Rockets. 25:81-87
Detailed measurements of the electric field strength associated with the Ku-band radar and S-band communication link were made by the Plasma Diagnostics Package (PDP) on STS 51F. These measurements were made while the PDP was attached to the Remote M
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b44545c5e31bf02871f5d586c6feb7ba
https://doi.org/10.2514/3.25992
https://doi.org/10.2514/3.25992
Publikováno v:
Scopus-Elsevier
A cold-cathode ionization gage was flown on Space Shuttle flight STS-5IF as part of the Spacelab 2 payload. Neutral pressure data that were taken in the payload bay during the first few hours on orbit are presented. These data show that when the payl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40a3b026de02871996f58ab3ff1938d1
http://www.scopus.com/inward/record.url?eid=2-s2.0-0023966943&partnerID=MN8TOARS
http://www.scopus.com/inward/record.url?eid=2-s2.0-0023966943&partnerID=MN8TOARS
Autor:
Gerald B. Murphy, Stanley D. Shawhan
Publikováno v:
Journal of Spacecraft and Rockets. 21:398-399
The Space Shuttle STS-3 mission carried a Plasma Diagnostics Package (PDP) whose instrumentation included an S-band antenna and detector. The PDP was maneuvered by the Remote Manipulator System arm through a computer controlled sequence in the Orbite
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3c763d005fecf73c6f571eabda593773
https://doi.org/10.2514/3.25669
https://doi.org/10.2514/3.25669
Autor:
William S. Kurth, Jolene S. Pickett, Gerald B. Murphy, Stanley D. Shawhan, Christoph K. Goertz
Publikováno v:
Journal of Geophysical Research. 90:3487
The Plasma Diagnostics Package, flown aboard STS-3 as part of the first Shuttle payload (OSS-1), recorded the effects of various chemical releases from the Orbiter. Changes in the plasma environment was observed during flash evaporator system release
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6f70c443e392571cfe87b492be8b920e
https://doi.org/10.1029/ja090ia04p03487
https://doi.org/10.1029/ja090ia04p03487