Recent progress of Na-flux method for GaN crystal growth
Mori, Yusuke, Imanishi, Masayuki, Murakami, Kosuke, Yoshimura, Masashi
Published in Japanese Journal of Applied Physics (01.06.2019)
Published in Japanese Journal of Applied Physics (01.06.2019)
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Comprehensive analysis of current leakage at individual screw and mixed threading dislocations in freestanding GaN substrates
Hamachi, Takeaki, Tohei, Tetsuya, Hayashi, Yusuke, Imanishi, Masayuki, Usami, Shigeyoshi, Mori, Yusuke, Sakai, Akira
Published in Scientific reports (10.02.2023)
Published in Scientific reports (10.02.2023)
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Effects of pulse duration on laser-induced crystallization of urea from 300 to 1200 fs: impact of cavitation bubbles on crystal nucleation
Tsuri, Yuka, Maruyama, Mihoko, Tsukamoto, Katsuo, Adachi, Hiroaki, Takano, Kazufumi, Usami, Shigeyoshi, Imanishi, Masayuki, Yoshimura, Masashi, Yoshikawa, Hiroshi Y., Mori, Yusuke
Published in Applied physics. A, Materials science & processing (01.09.2022)
Published in Applied physics. A, Materials science & processing (01.09.2022)
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Journal Article
Elastic constants of GaN grown by the oxide vapor phase epitaxy method
Fukuda, Hiroki, Nagakubo, Akira, Usami, Shigeyoshi, Imanishi, Masayuki, Mori, Yusuke, Ogi, Hirotsugu
Published in Applied physics express (01.01.2024)
Published in Applied physics express (01.01.2024)
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Journal Article
Quantitative analysis of calcium oxalate monohydrate and dihydrate for elucidating the formation mechanism of calcium oxalate kidney stones
Maruyama, Mihoko, Sawada, Koichi P, Tanaka, Yutaro, Okada, Atsushi, Momma, Koichi, Nakamura, Masanori, Mori, Ryota, Furukawa, Yoshihiro, Sugiura, Yuki, Tajiri, Rie, Taguchi, Kazumi, Hamamoto, Shuzo, Ando, Ryosuke, Tsukamoto, Katsuo, Takano, Kazufumi, Imanishi, Masayuki, Yoshimura, Masashi, Yasui, Takahiro, Mori, Yusuke
Published in PloS one (09.03.2023)
Published in PloS one (09.03.2023)
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Terahertz time-domain ellipsometry with high precision for the evaluation of GaN crystals with carrier densities up to 1020 cm−3
Agulto, Verdad C., Iwamoto, Toshiyuki, Kitahara, Hideaki, Toya, Kazuhiro, Mag-usara, Valynn Katrine, Imanishi, Masayuki, Mori, Yusuke, Yoshimura, Masashi, Nakajima, Makoto
Published in Scientific reports (15.09.2021)
Published in Scientific reports (15.09.2021)
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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
Promotion of lateral growth of GaN crystals on point seeds by extraction of substrates from melt in the Na-flux method
Imanishi, Masayuki, Murakami, Kosuke, Yamada, Takumi, Kakinouchi, Keisuke, Nakamura, Kosuke, Kitamura, Tomoko, Okumura, Kanako, Yoshimura, Masashi, Mori, Yusuke
Published in Applied physics express (01.04.2019)
Published in Applied physics express (01.04.2019)
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Journal Article
Evaluation of dislocations under the electrodes of GaN pn diodes by X-ray topography
Kanechika, Masakazu, Yamaguchi, Satoshi, Imanishi, Masayuki, Mori, Yusuke
Published in Japanese Journal of Applied Physics (01.06.2019)
Published in Japanese Journal of Applied Physics (01.06.2019)
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Journal Article
Correlation between current leakage and structural properties of threading dislocations in GaN bulk single crystals grown using a Na-flux method
Hamachi, Takeaki, Tohei, Tetsuya, Imanishi, Masayuki, Mori, Yusuke, Sakai, Akira
Published in Japanese Journal of Applied Physics (01.06.2019)
Published in Japanese Journal of Applied Physics (01.06.2019)
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Journal Article
Fabrication of a 1.5-inch freestanding GaN substrate by selective dissolution of sapphire using Li after the Na-flux growth
Yamada, Takumi, Imanishi, Masayuki, Murakami, Kosuke, Nakamura, Kosuke, Yoshimura, Masashi, Mori, Yusuke
Published in Journal of crystal growth (01.03.2020)
Published in Journal of crystal growth (01.03.2020)
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Journal Article
Dramatic reduction of dislocations on a GaN point seed crystal by coalescence of bunched steps during Na-flux growth
Imanishi, Masayuki, Todoroki, Yuma, Murakami, Kosuke, Matsuo, Daisuke, Imabayashi, Hiroki, Takazawa, Hideo, Maruyama, Mihoko, Imade, Mamoru, Yoshimura, Masashi, Mori, Yusuke
Published in Journal of crystal growth (01.10.2015)
Published in Journal of crystal growth (01.10.2015)
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Journal Article
Evidence for Solution-Mediated Phase Transitions in Kidney Stones: Phase Transition Exacerbates Kidney Stone Disease
Maruyama, Mihoko, Tanaka, Yutaro, Momma, Koichi, Furukawa, Yoshihiro, Yoshikawa, Hiroshi Y., Tajiri, Rie, Nakamura, Masanori, Taguchi, Kazumi, Hamamoto, Shuzo, Ando, Ryosuke, Tsukamoto, Katsuo, Takano, Kazufumi, Imanishi, Masayuki, Usami, Shigeyoshi, Kohri, Kenjiro, Okada, Atsushi, Yasui, Takahiro, Yoshimura, Masashi, Mori, Yusuke
Published in Crystal growth & design (07.06.2023)
Published in Crystal growth & design (07.06.2023)
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Journal Article
Extreme reduction of on-resistance in vertical GaN p-n diodes by low dislocation density and high carrier concentration GaN wafers fabricated using oxide vapor phase epitaxy method
Takino, Junichi, Sumi, Tomoaki, Okayama, Yoshio, Kitamoto, Akira, Imanishi, Masayuki, Yoshimura, Masashi, Asai, Naomi, Ohta, Hiroshi, Mishima, Tomoyoshi, Mori, Yusuke
Published in Applied physics express (01.07.2020)
Published in Applied physics express (01.07.2020)
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Journal Article
Effect of additional N2O gas on the suppression of polycrystal formation and high-rate GaN crystal growth by OVPE method
Shimizu, Ayumu, Kitamoto, Akira, Kamiyama, Masahiro, Tsuno, Shintaro, Ishibashi, Keiju, Usami, Shigeyoshi, Imanishi, Masayuki, Maruyama, Mihoko, Yoshimura, Masashi, Sumi, Tomoaki, Takino, Junichi, Okayama, Yoshio, Hata, Masahiko, Isemura, Masashi, Mori, Yusuke
Published in Journal of crystal growth (01.03.2022)
Published in Journal of crystal growth (01.03.2022)
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Journal Article