Higuchi Akira | Faculty of Engineering, Chiba University, Inage-ku, Chiba 263-8522, Japan

Institute For Solid State Physics The University Of Tokyo

Institute Of Physics University Of Tsukuba

Faculty of Engineering, Chiba University

Faculty Of Engineering Chiba University

Faculty Of Engineering Chiba University

Faculty Of Engineering Chiba University

Institute of Physics, University of Tsukuba, Tsukuba, Ibaraki 305-8571, Japan

Institute of Physics, University of Tsukuba, Tsukuba, Ibaraki 305-8571, Japan

Faculty of Engineering, Chiba University, Inage-ku, Chiba 263-8522, Japan

Faculty of Engineering, Chiba University, Inage-ku, Chiba 263-8522, Japan