Hiroshi OKADA


Investigation of Electron Irradiation Effects on Graphene by Optical and Electrical Characterization
Hiroshi OKADA Akira NAGAHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/05/01
Vol. E99-C  No. 5  pp. 559-562
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
grapheneelectron irradiationRaman spectroscopyphotoconductivity
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Study of Proton Irradiation Effects on p- and n-Type GaN Based-on Two-Terminal Resistance Dependence on 380keV Proton Fluence
Hiroshi OKADA Yuki OKADA Hiroto SEKIGUCHI Akihiro WAKAHARA Shin-ichiro SATO Takeshi OHSHIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/05/01
Vol. E97-C  No. 5  pp. 409-412
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
GaNproton irradiation effectsLED
 Summary | Full Text:PDF

Design and Fabrication of Large Scale Micro-LED Arrays and Silicon Driver for OEIC Devices
Sang-Baie SHIN Ko-Ichiro IIJIMA Hiroshi OKADA Sho IWAYAMA Akihiro WAKAHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/05/01
Vol. E95-C  No. 5  pp. 898-903
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
opto-electronic integrated circuitmicro-LEDflip-chip bondingGaN LED arrays
 Summary | Full Text:PDF