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Ion streams in the magnetotail

Journal Article · · J. Geophys. Res.; (United States)
Ion mass spectrometer observations of low-temperature streaming plasmas in the earth's magnetotail are reported. Measurements in the energy per charge range 0< or =E/q< or =17 keV/e were made at geocentric radial distances <23 R/sub E/ from the ISEE 1 spacecraft. Ion streams of solar wind origin in the magnetotail boundary layer and of ionospheric origin in the tail lobes and plasma sheet are described. A statistical study of some of the characteristics of the streams allows us to infer that the central tail plasmas are primarily primarily constituted of ion streams of ionosphere is a significant contributor to the hot plasmas that form the plasma sheet.
Research Organization:
Lockheed Palo Alto Research Laboratory, Palo Alto, California 94304
OSTI ID:
5988916
Journal Information:
J. Geophys. Res.; (United States), Journal Name: J. Geophys. Res.; (United States) Vol. 86:A6; ISSN JGREA
Country of Publication:
United States
Language:
English