Magnetic levitation of a ferrofluid droplet in mid-air

by Takahisa Ohji, Soichiro Yamaguchi, Kenji Amei, Kyohei Kiyota
Published 2020-01-01

High efficiency and long life of a three-phase power conditioner via interleave control

by Kenji Amei, Tomohiro Takayama, Takahisa Ohji, Masaaki Sakui
Published 2016-01-01

A new three-phase rectifier circuit using the partial switching strategy for a high power factor and a harmonic restraint

by Kenji Amei, Hikaru Aoki, Riku Furukawa, Kyohei Kiyota, Takahisa Ohji
Published 2019-01-01