S. Shimakura

Spaced direction finding of nighttime whistlers at low and equatorial latitudes and their propagation mechanism

Masashi Hayakawa, Kenji Ohta, S. Shimakura · Journal of Geophysical Research Atmospheres · 1990 · 40 citations

Natural Sciences, Earth Sciences, Geophysics +12

Direction finding of chorus emissions in the outer magnetosphere and their generation and propagation

Masashi Hayakawa, Katsumi Hattori, S. Shimakura et al. · Planetary and Space Science · 1990 · 37 citations

Natural Sciences, Earth Sciences, Geophysics +11

Recent findings on VLF/ELF sferics

Masashi Hayakawa, Kenji Ohta, S. Shimakura et al. · Journal of Atmospheric and Terrestrial Physics · 1995 · 25 citations

Life Sciences, Astronomy, Molecular Virology +2

Direction finding of precursory radio emissions associated with earthquakes: A proposal

Masashi Hayakawa, Ichiro Tomizawa, Kenji Ohta et al. · Physics of The Earth and Planetary Interiors · 1993 · 18 citations

Natural Sciences, Earth Sciences, Geophysics +14

A study of polarization of irregular pulsations of diminishing period and their generation mechanism

Masashi Hayakawa, S. Shimakura, Tetsuya Kobayashi et al. · Planetary and Space Science · 1992 · 15 citations

Natural Sciences, Astronomy, Physics +7