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Photographic photometry of the CN and C3 comae of Comet Halley

โœ Scribed by Hu Zhong-wei; Shen Zhi-qiang; Chen Yang


Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
521 KB
Volume
12
Category
Article
ISSN
0275-1062

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A comparative study of ionization rates due to (i) solar EUV radiation, (ii) photoelectrons, and (iii) auroral electrons, is carried out on the ionosphere of Comet Halley for various ionic species. It is found that, in the vicinity of the ionization peak, the photoelectron impact ionization rate is