Study and interpretation of the millimeter-wave spectrum of Venus

Publisher: National Aeronautics and Space Administration, Publisher: National Technical Information Service, distributor in [Washington, D.C.?, Springfield, Va.?

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  • Venus (Planet) -- Spectra.

Edition Notes

Statementby Antoine K. Fahd.
SeriesNASA-CR -- 190339., NASA contractor report -- NASA CR-190339.
ContributionsUnited States. National Aeronautics and Space Administration.
The Physical Object
Pagination1 v.
ID Numbers
Open LibraryOL15363630M

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Study and interpretation of the millimeter-wave spectrum of Venus Download PDF EPUB FB2

Get this from a library. Study and interpretation of the millimeter-wave spectrum of Venus. [Antoine K Fahd; United States. National Aeronautics and Space Administration.]. Study and Interpretation of the Millimeter-wave Spectrum of Venus By Antoine K. Fahd Paul G. Steffes, Principal Investigator School of Electrical Engineering Georgia Institute of Technology Atlanta, GA.

() June, Technical Report No. Prepared under NASA grant NAGW _t: Tr17 MiLLT_CT: _AV_._P[CTi_L]M L;r V. Millimeter-wave transceivers may not make useful replacements for current cellular base stations, which cover up to about a kilometer. But in the future, many base stations will likely be much.

ica () The Millimeter Wave Spectrum of Saturn G. WRIXONI AND W. WELCH Radio Astronomy Laboratory, Space Sciences Laboratory, Department of Electrical Engineering and Computer Sciences University of California, Berkeley, California Received J Measurements are presented of the disk brightness temperature of Saturn at Cited by: For more than half a century, the very dense Venus atmosphere (surface pressure of roughly 90 bar) has been known to be composed principally of carbon dioxide (CO 2) based on the existence of strong spectral absorption features in the near-IR spectrum.

Several layers of clouds many kilometers thick composed of sulfuric acid completely cloak the surface. To simulate the effect of millimeter wave radiation to human body, a radiation source generated by a 60GHz co-planar waveguide (CPW) fed bowtie aperture antenna is used.

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- Chapter Three - Sturm und Drang [55] The period between and saw the explosive growth of planetary radar astronomy in terms of the number of active facilities and igators in three countries (the United States, Britain, and the Soviet Union) attempted to detect Venus inand three facilities in the United States alone (Lincoln.

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The first low temperature measurements on realistic analogs of silicate grain materials (Agladze ) showed that the millimeter-wave mass opacity coefficient at 1 mm wavelength ranged up to A = at a temperature of K and decreased with increas ing temperature to A = at 20 K.

The decrease in the opacity coefficient with increasing. The acronyms listed below were placed into one or more of these categories: Astrophysics terminology – physics-related acronyms Catalog – collections of tabulated scientific data; Communications network – any network that functions primarily to communicate with spacecraft rather than performing astronomy Data – astrophysical data not associated with any single.

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Another discovery made by the Venus Express probe in is that an ozone layer exists high in the atmosphere of Venus. Venus has an extremely dense atmosphere, which consists mainly of carbon dioxide and a small amount of nitrogen. The atmospheric mass is 93 times that of Earth's atmosphere, while the pressure at the planet's surface is about.Proc.

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