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1Academic Journal
Authors: Masamichi Sakai, Hiraku Takao, Tomoyoshi Matsunaga, Makoto Nishimagi, Keitaro Iizasa, Takahito Sakuraba, Koji Higuchi, Akira Kitajima, Shigehiko Hasegawa, Osamu Nakamura, Yuichiro Kurokawa, Hiroyuki Awano
Source: Japanese Journal of Applied Physics; Mar2018, Vol. 57 Issue 3, p1-1, 1p