Polarization electric field inside auroral patches: Simultaneous experiment of EISCAT radars and KAIRA
Toru Takahashi1, Ilkka I Virtanen2, Keisuke Hosokawa3, Yasunobu Ogawa4, Anita Taina Aikio2, Hiroshi Miyaoka5 and Antti Kero6, (1)National Institute of Polar Research, Tachikawa, Japan, (2)University of Oulu, Space Physics and Astronomy Research Unit, Oulu, Finland, (3)University of Electro-Communications, Chofu, Tokyo, Japan, (4)NIPR National Institute of Polar Research, Tachikawa, Tokyo, Japan, (5)NIPR National Institute of Polar Research, Tokyo, Japan, (6)University of Oulu, Sodankyla Geophysical Observatory, Sodankyla, Finland