猪俣浩一郎

Koichiro Inomata
Emeritus Fellow, Magnetic Materials Center
email: inomata.kouichiro@nims.go.jp
Tel: +81-298-59-2540: Fax: +81-298-59-2701

Education

Dr. Sc. Physics Deaprtment, Graduate School of Science, Tokyo Metroplitan University, 1970
M.S. Physics Department, Graduate School of Science, Tokyo Metoropolitan University, 1967
B.S. Physics Department, Tokyo Metoropolitan University, 1965

Professional Career

2009.4 - present： Emeritus Fellow of NIMS
2006.4 - 2009.3：NIMS Fellow and Spintronics Group Leader, Magnetic Materials Center, NIMS
2000.4 - 2006.3： Professor, Department of Materials Science, Tohoku University
1996.7-2000.3 Toshiba Research and Development Center, Chief Fellow
1993.4-1996.6 Toshiba Research and Development Center, Advanced Research Lab., Fellow
1986.4-1993.3 Toshiba Research and Development Center, Metals and Ceramics Lab., Research Fellow
1977.4-1986.3 Toshiba Research and Development Center, Metals and Ceramics Lab., Senior Researcher
1970.4-1977.3 Toshiba Research and Development Center, Metals and Ceramics Lab., Researcher
Adjunct Appointments
2001.12-2007.3 Team Leader, JST-CREST Project

Research Interest

Major Awards

April 29, 2000 Purple Ribbon Medal for the development of amorphous alloys for high frequency switching power supply
April, 2001 Masumoto Hakaru Award, JIM for the developments of advanced magnetic materials and their applications
September 2002 Meritorius Award, Magnetic Society of Japan
October 2008, Fellow of the Applied Physics Society of Japan

Recent Major Publications

T. Nozaki, N. Tezuka and K. Inomata, Quantum Oscillation of the Tunneling Conductance in Fully Epitaxial Double Barrier Magnetic Tunnel Junctions, Phys. Rev. Lett. 96, 027208-1-027208-4 (2006).
K. Inomata, S. Okamura, A. Miyazaki, M. Kikuchi, N. Tezuka, M. Wojcik and E. Jedryka, Structural and magnetic properties and tunnel magnetoresistance for Co₂(Cr,Fe)Al and Co₂FeSi full-Heusler alloys, J. Phys. D, 39, 816-823 (2006).
T. Ochiai,Y. Jiang, A. Hirohata, N. Tezuka, S. Sugimoto and K. Inomata, Distinctive current-induced magnetization switching in a current-perpendicular-to-plane giant-magnetoresistance nanopillar with a synthetic antiferromagnet free layer, Appl. Phys. Lett., 86, 242506-1-242506-3 (2005).
H. Sukegawa, S. Nakamura, A. Hirohata, N. Tezuka and K. Inomata, Significant magnetoresistance enhancement due to a co-tunneling process in a double tunnel junction with single discontinuous ferromagnetic layer insertion, Phys. Rev. Lett. 94, 068304-1-068304-4 (2005).
Y. Jiang, T. Nozaki, S. Abe, T. Ochiai, A. Hirohata, N. Tezuka and K. Inomata, Substantial reduction of critical current for magnetization switching in an exchange-biased spin-valve, Nat. Mat. 3, 361-363, (2004).