Hiroto Yamagiwa

Suppression of current collapse by hole injection from drain in a normally-off GaN-based hybrid-drain-embedded gate injection transistor

Kenichiro Tanaka, Tatsuo Morita, Hidekazu Umeda et al. · Applied Physics Letters · 2015 · 132 citations

Electrical Engineering, Electroluminescence Study, Engineering +13

Lifetime evaluation for Hybrid-Drain-embedded Gate Injection Transistor (HD-GIT) under practical switching operations

Ayanori Ikoshi, Masahiro Toki, Hiroto Yamagiwa et al. · 2018 · 31 citations

Electrical Engineering, Engineering, Hardware Reliability +15

Local resistance measurement across grain boundaries in low-temperature polycrystalline silicon layer of thin film transistor using scanning spreading resistance microscopy

Hiroto Yamagiwa, Satoshi Abo, Fujio Wakaya et al. · Applied Physics Letters · 2006 · 16 citations

Materials Science, Materials Engineering, Electrical Engineering +15

Single to two-phase matrix converter using GaN-based monolithic bidirectional switch for driving symmetrical two-phase motor

Yuji Kudoh, Kenji Mizutani, Nobuyuki Otsuka et al. · 2014 · 13 citations

Electrical Engineering, Engineering, Power Device +11