Article Information
vol. 4 no. 12
- Received for publication August 7, 2018
- Accepted for publication November 20, 2018
- .
Author Information
- 1Department of Applied Physics, The University of Tokyo, Bunkyo, Tokyo 113-8656, Japan.
- 2University of Electro-Communications, Chofu, Tokyo 182-8585, Japan.
- 3Advanced Science Research Center, Japan Atomic Energy Agency, Tokai 319-1195, Japan.
- ↵*Corresponding author. Email: tkoyama{at}ap.t.u-tokyo.ac.jp (T.K.); dchiba{at}ap.t.u-tokyo.ac.jp (D.C.)