Papers - KUSHIMOTO Maki
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Decrease in the injection efficiency and generation of midgap states in UV-C LEDs: a model based on rate equations Invited International coauthorship
F. Piva, C. De Santi, M. Buffolo, M. Deki, M. Kushimoto, H. Amano, H. Tomozawa, N. Shibata, G. Meneghesso, E. Zanoni, M. Meneghini
Proc. SPIE Vol. 11686 page： 116860 2021.3
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Modeling the degradation mechanisms of AlGaN-based UV-C LEDs: from injection efficiency to mid-gap state generation Reviewed International coauthorship
Piva F., De Santi C., Deki M., Kushimoto M., Amano H., Tomozawa H., Shibata N., Meneghesso G., Zanoni E., Meneghini M.
PHOTONICS RESEARCH Vol. 8 ( 11 ) page： 1786-1791 2020.11
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AlN 基板上 AlGaN ヘテロ構造 UVC レーザーダイオード Invited Reviewed
久志本 真希
日本結晶成長学会誌 Vol. 47 ( 3 ) page： 47-3-03 2020.10
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Space charge profile study of AlGaN-based p-type distributed polarization doped claddings without impurity doping for UV-C laser diodes Reviewed
Zhang Ziyi, Kushimoto Maki, Horita Masahiro, Sugiyama Naoharu, Schowalter Leo J., Sasaoka Chiaki, Amano Hiroshi
APPLIED PHYSICS LETTERS Vol. 117 ( 15 ) 2020.10
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Design and characterization of a low-optical-loss UV-C laser diode Reviewed
Zhang Ziyi, Kushimoto Maki, Sakai Tadayoshi, Sugiyama Naoharu, Schowalter Leo J., Sasaoka Chiaki, Amano Hiroshi
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 ( 9 ) page： . 2020.9
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Impact of high-temperature implantation of Mg ions into GaN Reviewed
Takahashi Masahiro, Tanaka Atsushi, Ando Yuto, Watanabe Hirotaka, Deki Manato, Kushimoto Maki, Nitta Shugo, Honda Yoshio, Shima Kohei, Kojima Kazunobu, Chichibu Shigefusa F., Amano Hiroshi
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 ( 5 ) page： . 2020.5
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Experimental observation of high intrinsic thermal conductivity of AlN Reviewed
Cheng Zhe, Koh Yee Rui, Mamun Abdullah, Shi Jingjing, Bai Tingyu, Huynh Kenny, Yates Luke, Liu Zeyu, Li Ruiyang, Lee Eungkyu, Liao Michael E., Wang Yekan, Yu Hsuan Ming, Kushimoto Maki, Luo Tengfei, Goorsky Mark S., Hopkins Patrick E., Amano Hiroshi, Khan Asif, Graham Samuel
PHYSICAL REVIEW MATERIALS Vol. 4 ( 4 ) 2020.4
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On-wafer fabrication of etched-mirror UV-C laser diodes with the ALD-deposited DBR
Sakai Tadayoshi, Kushimoto Maki, Zhang Ziyi, Sugiyama Naoharu, Schowalter Leo J., Honda Yoshio, Sasaoka Chiaki, Amano Hiroshi
APPLIED PHYSICS LETTERS Vol. 116 ( 12 ) 2020.3
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Effect of Annealing on the Electrical and Optical Properties of MgZnO Films Deposited by Radio Frequency Magnetron Sputtering
Kushimoto Maki, Sakai Tadayoshi, Ueoka Yoshihiro, Tomai Shigekazu, Katsumata Satoshi, Deki Manato, Honda Yoshio, Amano Hiroshi
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE 2020.1
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Scalable synthesis of multilayer h-BN on AlN by metalorganic vapor phase epitaxy: nucleation and growth mechanism
Yang Xu, Nitta Shugo, Pristovsek Markus, Liu Yuhuai, Liao Yaqiang, Kushimoto Maki, Honda Yoshio, Amano Hiroshi
2D MATERIALS Vol. 7 ( 1 ) 2020.1
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Piva F., De Santi C., Deki M., Kushimoto M., Amano H., Tomozawa H., Shibata N., Meneghesso G., Zanoni E., Meneghini M.
GALLIUM NITRIDE MATERIALS AND DEVICES XV Vol. 11280 2020
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Dielectric Ruduced Surface Field Effect on Vertical GaN-on-GaN Nanowire Schottky Barrier Diodes Reviewed International coauthorship International journal
Liao, YQ; Chen, T; Wang, J; Ando, Y; Yang, X; Watanabe, H; Hirotani, J; Kushimoto, M; Deki, M; Tanaka, A; Nitta, S; Honda, Y; Chen, KJ; Amano, H
PROCEEDINGS OF THE 2020 32ND INTERNATIONAL SYMPOSIUM ON POWER SEMICONDUCTOR DEVICES AND ICS (ISPSD 2020) page： 349 - 352 2020
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Suppression of Green Luminescence of Mg-Ion-Implanted GaN by Subsequent Implantation of Fluorine Ions at High Temperature
Takahashi Masahiro, Tanaka Atsushi, Ando Yuto, Watanabe Hirotaka, Deki Manato, Kushimoto Maki, Nitta Shugo, Honda Yoshio, Shima Kohei, Kojima Kazunobu, Chichibu Shigefusa F., Chen Kevin J., Amano Hiroshi
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS 2019.12
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A 271.8 nm deep-ultraviolet laser diode for room temperature operation
Zhang Ziyi, Kushimoto Maki, Sakai Tadayoshi, Sugiyama Naoharu, Schowalter Leo J., Sasaoka Chiaki, Amano Hiroshi
APPLIED PHYSICS EXPRESS Vol. 12 ( 12 ) 2019.12
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Stability and degradation of AlGaN-based UV-B LEDs: Role of doping and semiconductor defects
Piva F., De Santi C., Deki M., Kushimoto M., Amano H., Tomozawa H., Shibata N., Meneghesso G., Zanoni E., Meneghini M.
MICROELECTRONICS RELIABILITY Vol. 100 2019.9
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V-shaped dislocations in a GaN epitaxial layer on GaN substrate
Tanaka Atsushi, Nagamatsu Kentaro, Usami Shigeyoshi, Kushimoto Maki, Deki Manato, Nitta Shugo, Honda Yoshio, Bockowski Michal, Amano Hiroshi
AIP ADVANCES Vol. 9 ( 9 ) 2019.9
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Origin of acceptor diffusion into silicon substrate during GaN growth by metal organic chemical vapor deposition
Matsumoto Koji, Ono Toshiaki, Honda Yoshio, Torigoe Kazuhisa, Kushimoto Maki, Amano Hiroshi
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 58 ( 7 ) 2019.7
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Ammonia decomposition and reaction by high-resolution mass spectrometry for group III - Nitride epitaxial growth
Ye Zheng, Nitta Shugo, Nagamatsu Kentaro, Fujimoto Naoki, Kushimoto Maki, Deki Manato, Tanaka Atsushi, Honda Yoshio, Pristovsek Markus, Amano Hiroshi
JOURNAL OF CRYSTAL GROWTH Vol. 516 page： 63-66 2019.6
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Deeply and vertically etched butte structure of vertical GaN p-n diode with avalanche capability
Fukushima Hayata, Usami Shigeyoshi, Ogura Masaya, Ando Yuto, Tanaka Atsushi, Deki Manato, Kushimoto Maki, Nitta Shugo, Honda Yoshio, Amano Hiroshi
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 58 2019.6
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Narrow Excitonic Lines in Core-Shell Nanorods With InGaN/GaN Quantum Wells Intersected by Basal Stacking Faults
Evropeitsev Evgeniy A., Robin Yoann, Shubina Tatiana V., Bae Si-Young, Nitta Shugo, Kirilenko Demid A., Davydov Valery Y., Smirnov Alexandr N., Toropov Alexey A., Kushimoto Maki, Ivanov Sergey V., Amano Hiroshi
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS Vol. 256 ( 6 ) 2019.6