Hostname: page-component-586b7cd67f-vdxz6 Total loading time: 0 Render date: 2024-12-04T19:24:49.007Z Has data issue: false hasContentIssue false

Radio-Frequency Observations of Interstellar CH4 and HC5N

Published online by Cambridge University Press:  14 August 2015

Kenneth Fox
Affiliation:
Department of Physics and Astronomy, University of Tennessee, Knoxville, Tennessee 37916, U.S.A. Infrared and Radio Astronomy Branch, NASA Goddard Space Flight Center, Greenbelt, Maryland 20771, U.S.A.
Donald E. Jennings
Affiliation:
Department of Physics and Astronomy, University of Tennessee, Knoxville, Tennessee 37916, U.S.A. Infrared and Radio Astronomy Branch, NASA Goddard Space Flight Center, Greenbelt, Maryland 20771, U.S.A.

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

We detected new 12CH4 transitions at 21,303 and 94,089 MHz in emission from Orion A, and observed temporal variations of intensity among several velocity components at 76,700 MHz. We also detected an HC5N transition at 21,301 MHz in emission from IRC+10216.

Type
Research Article
Copyright
Copyright © Reidel 1980 

References

Allamandola, L.J., and Norman, C.A.: 1978, Astron. Astrophys. 63, L23.Google Scholar
Fox, K.: 1971, Phys. Rev. Letters 27, 233.Google Scholar
Fox, K.: 1972, Phys. Rev. A 6, 907.Google Scholar
Fox, K., and Jennings, D.E.: 1978, Astrophys. J. (Letters) 226, L43.Google Scholar
Hall, D.N.B., and Ridgway, S.T.: 1978, Nature 273, 281.Google Scholar
Holt, C.W., Gerry, M.C.L., and Ozier, I.: 1975, Can. J. Phys. 53, 1971; and references therein.Google Scholar
Jennings, D.E., and Fox, K.: 1979, in preparation.Google Scholar
Linke, R.A., Schneider, M.V., and Cho, A.Y.: 1978, IEEE Trans. Microwave Theory Tech. MTT-26, 935.Google Scholar
Winnewisser, G., and Walmsley, C.M.: 1978, Astron. Astrophys. 70, L37.Google Scholar