Nomura, Ken-ichi
Kaji, Ryosaku
Iwata, Shiro
Otao, Shinobu
Imawaka, Naoto
Yoshino, Katsumi
Mitsui, Ryosuke
Sato, Junya
Takahashi, Seiya
Nakajima, Shin-ichiro
Ushijima, Hirobumi
Article History
Received: 29 June 2015
Accepted: 30 November 2015
First Online: 22 January 2016
Competing interests
: JAE has been performing collaborative research with AIST based on funding from the former. R.M., J.S., S.T. and S.N. are employees of JAE. K.N. and H.U. are declared inventors on the relevant patent publication (No. WO/2014/050560) and on a patent publication (Japanese Patent Publication No. 2015-168229) related to this work. K.N., R.K., R.M., S.N. and H.U. are declared inventors on another patent application (Japanese Patent Application No. 2014-027431) and K.N., R.K. and H.U. are declared inventors on the other patent application (Japanese Patent Application No. 2014-143990) related to this work. The item relating to the sensor in this study has not been commercialized yet.