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Keiji Ishibashi

Sumitomo Electric Industries

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Publication

Featured researches published by Keiji Ishibashi.

Archive | 2008

GaN substrate, substrate with epitaxial layer, semiconductor device and method of manufacturing GaN substrate

Hideki Osada; Hitoshi Kasai; Keiji Ishibashi; Seiji Nakahata; Takashi Kyono; Katsushi Akita; Yoshiki Miura

Archive | 2006

METHOD OF SURFACE TREATMENT OF GROUP III NITRIDE CRYSTAL FILM, GROUP III NITRIDE CRYSTAL SUBSTRATE, GROUP III NITRIDE CRYSTAL SUBSTRATE WITH EPITAXIAL LAYER, AND SEMICONDUCTOR DEVICE

Keiji Ishibashi; Takayuki Nishiura

Archive | 2003

Diamond film coated tool and process for producing the same

Katsuo Kazahaya; Shigetaka Kawai; Yasushi Matsumoto; Keiji Ishibashi; Takahiro Imai

Archive | 2008

Nitride Semiconductor Light-Emitting Device and Nitride Semiconductor Light-Emitting Device Fabrication Method

Katsushi Akita; Takashi Kyono; Keiji Ishibashi; Hitoshi Kasai

Archive | 2009

NITRIDE SEMICONDUCTOR WAFER

Keiji Ishibashi; Hidenori Mikami; Naoki Matsumoto

Archive | 2004

SURFACE PROCESSING METHOD OF AlN CRYSTAL, AlN CRYSTAL SUBSTRATE THE AlN CRYSTAL SUBSTRATE WITH EPITAXIAL LAYER, AND SEMICONDUCTOR DEVICE

Shinsuke Fujiwara; Keiji Ishibashi; Tomoyoshi Kamimura; Tomomasa Miyanaga; Takayuki Nishiura; 智喜 上村; 倫正 宮永; 恵二 石橋; 伸介 藤原; 隆幸 西浦

Archive | 2007

Surface treatment method for nitride crystal, nitride crystal substrate, nitride crystal substrate with epitaxial layer and semiconductor device, and method of manufacturing nitride crystal substrate with epitaxial layer and semiconductor device

Keiji Ishibashi; Takayuki Nishiura; Masato Irikura; Seiji Nakahata

Archive | 2007

Surface treating method of nitride crystal, nitride crystal substrate, nitride crystal substrate with epitaxial layer, semiconductor device, and manufacturing method of nitride crystal substrate with epitaxial layer and semiconductor device

Masato Irikura; Keiji Ishibashi; Seiji Nakahata; Takayuki Nishiura; 成二 中畑; 正登 入倉; 恵二 石橋; 隆幸 西浦

Japanese Journal of Applied Physics | 2002

Low-Loss Diamond Surface Acoustic Wave Devices Using Small-Grain Poly-Crystalline Diamond

Tomoki Uemura; Satoshi Fujii; Hiroyuki Kitabayashi; Katsuhiro Itakura; Akihiro Hachigo; Hideaki Nakahata; Shin-Ichi Shikata; Keiji Ishibashi; Takahiro Imai

Archive | 2015

Silicon carbide substrate, semiconductor device, and methods for manufacturing them

Keiji Ishibashi

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Takayuki Nishiura

Sumitomo Electric Industries

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Seiji Nakahata

Sumitomo Electric Industries

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Masato Irikura

Sumitomo Electric Industries

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石橋 恵二

Sumitomo Electric Industries

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Akihiro Hachigo

Sumitomo Electric Industries

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Shinsuke Fujiwara

Kyoto University

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Naoki Matsumoto

Sumitomo Electric Industries

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Hideaki Nakahata

Sumitomo Electric Industries

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Katsushi Akita

Sumitomo Electric Industries

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Tomoki Uemura

Sumitomo Electric Industries

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