199 nm vacuum-ultraviolet second harmonic generation from SrB4O7 vertical microcavity pumped with picosecond laser
Nambu, Tomoaki, Yoshimura, Masashi, Mori, Yusuke, Fujiwara, Yasufumi, Ishii, Ryota, Kawakami, Yoichi, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in Applied physics express (20.08.2024)
Published in Applied physics express (20.08.2024)
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Journal Article
Identification of Burgers vectors of threading dislocations in freestanding GaN substrates via multiphoton-excitation photoluminescence mapping
Tsukakoshi, Mayuko, Tanikawa, Tomoyuki, Yamada, Takumi, Imanishi, Masayuki, Mori, Yusuke, Uemukai, Masahiro, Katayama, Ryuji
Published in Applied physics express (01.05.2021)
Published in Applied physics express (01.05.2021)
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Journal Article
Demonstration of a violet-distributed feedback laser with fairly small temperature dependence in current-light characteristics
Fukamachi, Toshihiko, Nishinaka, Junichi, Naniwae, Koichi, Usuda, Shuichi, Fukai, Haruki, Sugitani, Akihiko, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in Applied physics express (01.05.2024)
Published in Applied physics express (01.05.2024)
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Journal Article
Enlargement of mode size in annealed proton-exchanged periodically-poled MgO doped stoichiometric LiTaO3 waveguide for high power second harmonic generation
Noro, Ryosuke, Okazaki, Masahide, Mizobata, Ikuo, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in Japanese Journal of Applied Physics (01.07.2022)
Published in Japanese Journal of Applied Physics (01.07.2022)
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Journal Article
DUV coherent light emission from ultracompact microcavity wavelength conversion device
Nambu, Tomoaki, Yano, Taketo, Umeda, Soshi, Yokoyama, Naoki, Honda, Hiroto, Tanaka, Yasunori, Maegaki, Yutaka, Mori, Yusuke, Yoshimura, Masashi, Kobayashi, Shuhei, Ichikawa, Shuhei, Fujiwara, Yasufumi, Ishii, Ryota, Kawakami, Yoichi, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in Optics express (23.05.2022)
Published in Optics express (23.05.2022)
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Journal Article
Polarity inversion of aluminum nitride by direct wafer bonding
Hayashi, Yusuke, Katayama, Ryuji, Akiyama, Toru, Ito, Tomonori, Miyake, Hideto
Published in Applied physics express (01.03.2018)
Published in Applied physics express (01.03.2018)
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Journal Article
Emission color modulation of InGaN/GaN multiple quantum wells by selective area metalorganic vapor phase epitaxy on hexagonal windows
Yoshida, Shin, Shojiki, Kanako, Miyake, Hideto, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in Japanese Journal of Applied Physics (01.03.2022)
Published in Japanese Journal of Applied Physics (01.03.2022)
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Journal Article
Fabrication and evaluation of rib-waveguide-type wavelength conversion devices using GaN-QPM crystals
Ishihara, Hiroki, Shimada, Keiya, Umeda, Soshi, Yokoyama, Naoki, Honda, Hiroto, Kurose, Kazuhiro, Kawata, Yoshimasa, Sugita, Atsushi, Inoue, Yoku, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji, Nakano, Takayuki
Published in Japanese Journal of Applied Physics (01.08.2022)
Published in Japanese Journal of Applied Physics (01.08.2022)
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Journal Article
Monolithic microcavity second harmonic generation device using low birefringence paraelectric material without polarity-inverted structure
Nambu, Tomoaki, Nagata, Takumi, Umeda, Soshi, Shiomi, Keishi, Fujiwara, Yasufumi, Hikosaka, Toshiki, Mannan, Abdul, Bagsican, Filchito Renee G., Serita, Kazunori, Kawayama, Iwao, Tonouchi, Masayoshi, Uemukai, Masahiro, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in Applied physics express (01.06.2021)
Published in Applied physics express (01.06.2021)
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Journal Article
Red to blue wavelength emission of N-polar InGaN light-emitting diodes grown by metalorganic vapor phase epitaxy
Shojiki, Kanako, Tanikawa, Tomoyuki, Choi, Jung-Hun, Kuboya, Shigeyuki, Hanada, Takashi, Katayama, Ryuji, Matsuoka, Takashi
Published in Applied physics express (01.06.2015)
Published in Applied physics express (01.06.2015)
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Journal Article
Biexciton Emission From Single Quantum‐Confined Structures in N‐Polar (000‐1) InGaN/GaN Multiple Quantum Wells
Takamiya, Kengo, Yagi, Shuhei, Yaguchi, Hiroyuki, Akiyama, Hidefumi, Shojiki, Kanako, Tanikawa, Tomoyuki, Katayama, Ryuji
Published in physica status solidi (b) (01.05.2018)
Published in physica status solidi (b) (01.05.2018)
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Journal Article
Fabrication of Cu2ZnSnS4 thin films using a Cu-Zn-Sn-O amorphous precursor and supercritical fluid sulfurization
Nakayasu, Yuta, Tomai, Takaaki, Oka, Nobuto, Shojiki, Kanako, Kuboya, Shigeyuki, Katayama, Ryuji, Sang, Liwen, Sumiya, Masatomo, Honma, Itaru
Published in Thin solid films (30.09.2017)
Published in Thin solid films (30.09.2017)
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Journal Article
Absolute technique for measuring internal electric fields in InGaN/GaN light-emitting diodes by electroreflectance applicable to all crystal orientations
Tanikawa, Tomoyuki, Shojiki, Kanako, Katayama, Ryuji, Kuboya, Shigeyuki, Matsuoka, Takashi, Honda, Yoshio, Amano, Hiroshi
Published in Applied physics express (01.08.2017)
Published in Applied physics express (01.08.2017)
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Journal Article
Improvement of surface morphology of nitrogen-polar GaN by introducing indium surfactant during MOVPE growth
Aisaka, Takashi, Tanikawa, Tomoyuki, Kimura, Takeshi, Shojiki, Kanako, Hanada, Takashi, Katayama, Ryuji, Matsuoka, Takashi
Published in Japanese Journal of Applied Physics (01.08.2014)
Published in Japanese Journal of Applied Physics (01.08.2014)
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Journal Article
Nanometer scale fabrication and optical response of InGaN/GaN quantum disks
Lai, Yi-Chun, Higo, Akio, Kiba, Takayuki, Thomas, Cedric, Chen, Shula, Lee, Chang Yong, Tanikawa, Tomoyuki, Kuboya, Shigeyuki, Katayama, Ryuji, Shojiki, Kanako, Takayama, Junichi, Yamashita, Ichiro, Murayama, Akihiro, Chi, Gou-Chung, Yu, Peichen, Samukawa, Seiji
Published in Nanotechnology (21.10.2016)
Published in Nanotechnology (21.10.2016)
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Journal Article
Polarity control of GaN grown on pulsed-laser-deposited AlN/GaN template by metalorganic vapor phase epitaxy
Yoo, Jinyeop, Shojiki, Kanako, Tanikawa, Tomoyuki, Kuboya, Shigeyuki, Hanada, Takashi, Katayama, Ryuji, Matsuoka, Takashi
Published in Japanese Journal of Applied Physics (01.05.2016)
Published in Japanese Journal of Applied Physics (01.05.2016)
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Journal Article
Optical properties of InN films grown by pressurized-reactor metalorganic vapor phase epitaxy
Zhang, Yuantao, Kimura, Takeshi, Prasertusk, Kiattiwut, Iwabuchi, Takuya, Kumar, Suresh, Liu, Yuhuai, Katayama, Ryuji, Matsuoka, Takashi
Published in Thin solid films (01.06.2013)
Published in Thin solid films (01.06.2013)
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Journal Article
Fabrication of lateral lattice-polarity-inverted GaN heterostructure
Katayama, Ryuji, Kuge, Yoshihiro, Kondo, Takashi, Onabe, Kentaro
Published in Journal of crystal growth (01.04.2007)
Published in Journal of crystal growth (01.04.2007)
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Conference Proceeding