Browsing by Author "Tanaka, Yoshimasa"

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Antarctic large area network observation of auroral phenomena using unmanned system: Event studies of multi-point simultaneous observations

Kadokura, Akira; Ogawa, Yasunobu; Tanaka, Yoshimasa; Yamagishi, Hisao; Okada, Masaki; Kataoka, Ryuho; Otsuka, Yuichi; Robert, Henri; Sinha, Ashwini K.; Seemala, Gopi K. (2022)

Space and upper atmospheric sciences group in the National Institute of Polar Research (NIPR) is now constructing an observation network for auroral phenomena along the coast of the Dronning Maud Land in the Antarctica ...
Instantaneous achievement of the hall and pedersen–cowling current circuits in northern and southern hemispheres during the geomagnetic sudden commencement on 12 May 2021

Kikuchi, Takashi; Araki, Tohru; Hashimoto, Kumiko K.; Ebihara, Yusuke; Tanaka, Takashi; Nishimura, Yukitoshi; Vichare, Geeta; Sinha, Ashwini K.; Chum, Jaroslav; Hosokawa, Keisuke; Tomizawa, Ichiro; Tanaka, Yoshimasa; Kadokura, Akira (2022)

The present article aims at a consistent understanding of observation, theoretical model, and simulation with the geomagnetic sudden commencement (SC) observed in the morning and afternoon at high and middle latitudes in ...

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