Authors
Kunihisa Tashiro
Spin Device Technology Center Shinshu university Nagano, Nagano, Japan
Azusa Ikegami
Spin Device Technology Center Shinshu university Nagano, Nagano, Japan
Syoichiro Shimada
Spin Device Technology Center Shinshu university Nagano, Nagano, Japan
Hiroaki Kojima
Spin Device Technology Center Shinshu university Nagano, Nagano, Japan
Hiroyuki wakiwaka
Spin Device Technology Center Shinshu university Nagano, Nagano, Japan