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Dive into the research topics where Hideo Fujisawa is active.

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Featured researches published by Hideo Fujisawa.


Proceedings of SPIE | 2015

Ammonothermal growth of polar and non-polar bulk GaN crystal

Yutaka Mikawa; Takayuki Ishinabe; Shinichiro Kawabata; Tae Mochizuki; Atsuhiko Kojima; Yuji Kagamitani; Hideo Fujisawa

SCAATTM has been developed as a novel ammonothermal method which enables to obtain strain free, high quality and large size bulk gallium nitride (GaN) crystals under high pressure and high temperature super-critical ammonia. One of the unique features of this technique is relatively high growth rate of more than a few hundred micrometers per day toward polar and non-polar axis with excellent crystalline quality. The morphology, X-ray rocking curve, etch pit density and electric properties are presented.


Archive | 2012

METHOD FOR PRODUCING NITRIDE CRYSTAL

Hideo Fujisawa; Yutaka Mikawa; Kazunori Kamada


Journal of Crystal Growth | 2016

Vacancies and electron trapping centers in acidic ammonothermal GaN probed by a monoenergetic positron beam

Akira Uedono; Yusuke Tsukada; Yutaka Mikawa; Tae Mochizuki; Hideo Fujisawa; Hirotaka Ikeda; Kaori Kurihara; Kenji Fujito; Shigeru Terada; Shoji Ishibashi; Shigefusa F. Chichibu


Archive | 2015

METHOD FOR PRODUCING NITRIDE CRYSTAL AND NITRIDE CRYSTAL

Yutaka Mikawa; Hideo Fujisawa; Kazunori Kamada; Hirobumi Nagaoka; Shinichiro Kawabata; Yuji Kagamitani


Archive | 2012

Process for producing nitride crystal

Hideo Fujisawa; Yutaka Mikawa; Kazunori Kamada


Archive | 2011

Method for producing semiconductor crystal, crystal production device, and group 13 nitride semiconductor crystal

Hideo Fujisawa; Yutaka Mikawa


Archive | 2015

CRYSTAL OF NITRIDE OF GROUP-13 METAL ON PERIODIC TABLE, AND METHOD FOR PRODUCING THE SAME

Yutaka Mikawa; Hideo Namita; Hirotaka Ikeda; Kazunori Kamada; Hideo Fujisawa; Atsuhiko Kojima


Archive | 2016

SELF-STANDING GaN SUBSTRATE, GaN CRYSTAL, METHOD FOR PRODUCING GaN SINGLE CRYSTAL, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE

Satoru Nagao; Yusuke Tsukada; Kazunori Kamada; Shuichi Kubo; Hirotaka Ikeda; Kenji Fujito; Hideo Fujisawa; Yutaka Mikawa; Tae Mochizuki


Archive | 2014

GALLIUM NITRIDE SUBSTRATE, AND METHOD FOR PRODUCING NITRIDE SEMICONDUCTOR CRYSTAL

Yusuke Tsukada; 悠介 塚田; Shuichi Kubo; 久保 秀一; Kazunori Kamada; 和典 鎌田; Hideo Fujisawa; 英夫 藤澤; Tatsuhiro Ohata; 達寛 大畑; Hirotaka Ikeda; 宏隆 池田; Hajime Matsumoto; 創 松本; Yutaka Mikawa; 豊 三川


Archive | 2014

Self-standing gan substrate and method for producing semiconductor device

Satoru Nagao; Yusuke Tsukada; Kazunori Kamada; Shuichi Kubo; Hirotaka Ikeda; Kenji Fujito; Hideo Fujisawa; Yutaka Mikawa; Tae Mochizuki

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Yutaka Mikawa

Mitsubishi Chemical Corporation

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Kazunori Kamada

Mitsubishi Chemical Corporation

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Hirotaka Ikeda

Mitsubishi Chemical Corporation

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Shuichi Kubo

Mitsubishi Chemical Corporation

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Yusuke Tsukada

Mitsubishi Chemical Corporation

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豊 三川

Mitsubishi Chemical Corporation

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Tae Mochizuki

Mitsubishi Chemical Corporation

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Kenji Fujito

Mitsubishi Chemical Corporation

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Tatsuhiro Ohata

Mitsubishi Chemical Corporation

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