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Kunio Hirao

Observed names: HIRAO, KUNIO, HIRAO, Kunio, Hirao Kunio, Hirao, Kunio, Kunio HIRAO, 平尾邦雄, 邦男 平尾
OpenAlex ID: A5100847885
Interaction between comet Halley and the interplanetary magnetic field observed by Sakigake
1986 · Takao Saito, Kiyohumi Yumoto, et al. · Nature · 61
An Improved Type of Electron Temperature Probe
1970 · Kunio HIRAO, Koh-ichiro OYAMA · Journal of geomagnetism and geoelectricity · 40
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Application of a glass-sealed Langmuir probe to ionosphere study
1976 · Koh-ichiro Oyama, Kunio Hirao · Review of Scientific Instruments · 29
Inaccuracies in electron density estimates due to surface contamination of Langmuir probes
1976 · Koh-Ichiro Oyama, Kunio Hirao · Planetary and Space Science · 27
Distortions of the energy distribution of ionospheric thermal electrons near the focus of Sq current vortex
1979 · Koh-Ichiro Oyama, Kunio Hirao · Planetary and Space Science · 22
Was the solar wind decelerated by comet Halley?
1986 · Koh-ichiro Oyama, Kunio Hirao, et al. · Nature · 18
Anomalous heating of the thermal electrons near the focus of the Sq current vortex (Sq focus anomaly).
1979 · Koh-ichiro OYAMA, Kunio HIRAO · Journal of geomagnetism and geoelectricity · 13
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Initial observation of low-energy charged particles by satellite OHZORA (EXOS-C)
1985 · Toshifumi MUKAI, Nobuyuki KAYA, et al. · Journal of geomagnetism and geoelectricity · 12
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A disturbance of the ion tail of comet Halley and the heliospheric structure as observed by Sakigake
1986 · Takao Saito, Kiyohumi Yumoto, et al. · Geophysical Research Letters · 11
Measurement of the Space Potential in Plasma
1971 · Kunio HIRAO, Koh-ichiro OYAMA · Journal of geomagnetism and geoelectricity · 11
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Remanent Magnetization of “Pleistocene” Deposits
1949 · Takesi NAGATA, Kunio HIRAO, et al. · Journal of geomagnetism and geoelectricity · 11
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Electron temperature probe experiments on the satellite "TAIYO".
1975 · Koh-ichiro OYAMA, Kunio HIRAO · Journal of geomagnetism and geoelectricity · 10
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Observations of solar wind ions by the interplanetary spacecraft Suisei (PLANET-A).
1987 · Toshifumi MUKAI, Wataru MIYAKE, et al. · Journal of geomagnetism and geoelectricity · 8
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A correlation study between the solar wind speed observed by suisei and the amplitude of Pc 3 geomagnetic pulsations.
1987 · Wataru MIYAKE, Toshihumi MUKAI, et al. · Journal of geomagnetism and geoelectricity · 7
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Energy gain of supra-thermal electrons from the excited neutral gases.
1985 · Koh-ichiro OYAMA, Kunio HIRAO · Journal of geomagnetism and geoelectricity · 6
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Evidences of a distorted electron energy distribution in ionospheric plasma
1976 · Oyama Koh-Ichiro, Hirao Kunio · Planetary and Space Science · 6
Synoptic Features of Auroral System and Corresponding Electron Precipitation Observed by Kyokko
2011 · Eisuke Kaneda, Toshifumi Mukai, et al. · Geophysical monograph · 4
Gross Features of Electron Temperature Profile of Polar Ionosphere
1981 · K.‐I. Oyama, Kunio Hirao · Institutional Repositories DataBase (IRDB) · 4
Erroneous evaluation of electron and ion temperatures from a contaminated retarding potential trap
1975 · Oyama Koh-Ichiro, Hirao Kunio · Planetary and Space Science · 4
Layer Structure in the Electron Temperature Profile in the Ionosphere
1966 · Kunio HIRAO · Journal of geomagnetism and geoelectricity · 3
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Development of Faraday Cup onboard MS-T5 for Solar Wind Measurement
1984 · K.‐I. Oyama, K. Akai, et al. · Institutional Repositories DataBase (IRDB) · 2
Characteristics of the inverted-V events observed by the KYOKKO satellite
1982 · Toshifumi Mukai, Kunio Hirao · Institutional Repositories DataBase (IRDB) · 2
Effect of Electron heating on the Electron Temperature Probe
1970 · Kunio HIRAO, Koh-ichiro OYAMA · Journal of geomagnetism and geoelectricity · 2
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Plasma characteristics around Comet Halley observed by Suisei
1986 · T. Mukai, M. Kitayama, et al. · ESLAB Symposium on the Exploration of Halley's Comet · 1
Ultraviolet Features of Comet Halley Observed by Suisei
1986 · E. Kaneda, Masahiro Takagi, et al. · ESLAB Symposium on the Exploration of Halley's Comet · 1
Works count: 64
Citation count: 321
H-index: 11
I10-index: 12
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