Papers - USAMI Noritaka
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Silicon Nanocrystals Embedded in Nanolayered Silicon Oxide for Crystalline Silicon Solar Cells Reviewed International journal Open Access
Tsubata Ryohei, Gotoh Kazuhiro, Matsumi Masashi, Wilde Markus, Inoue Tetsuya, Kurokawa Yasuyoshi, Fukutani Katsuyuki, Usami Noritaka
ACS APPLIED NANO MATERIALS Vol. 5 ( 2 ) 2022.2
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Zn1-x Gex Oy Passivating Interlayers for BaSi2 Thin-Film Solar Cells Reviewed International journal
Yudai Yamashita, Kaori Takayanagi, Kazuhiro Gotoh, Kaoru Toko, Noritaka Usami, and Takashi Suemasu
ACS Appl. Mater. Interfaces 2022.2
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Fabrication of BaSi2 homojunction diodes on Nb-doped TiO2 coated glass substrates by aluminum-induced crystallization and two-step evaporation method Reviewed International journal
Japanese Journal of Applied Physics 2022.2
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Effects of grain boundary structure and shape of the solid–liquid interface on the growth direction of the grain boundaries in multicrystalline silicon Reviewed International journal
Yusuke Fukuda, Kentaro Kutsukake, Takuto Kojima, Noritaka Usami
CrystEngComm 2022.2
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Silicon Nanocrystals Embedded in Nanolayered Silicon Oxide for Crystalline Silicon Solar Cells Reviewed International journal Open Access
ACS Appl. Nano Mater. Vol. 5 ( 2 ) page： 1820 - 187 2022.1
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Fractal dimension analogous scale-invariant derivative of Hirsch's index Reviewed International journal Open Access
Fujita Yuji, Usami Noritaka
APPLIED NETWORK SCIENCE Vol. 7 ( 1 ) 2022.1
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Fine Line Screen-Printing Aluminum for Front side p(+) Metallization of High Efficiency Solar Cells Reviewed International coauthorship International journal Open Access
Tsuji Kosuke, Suzuki Shota, Dhamrin Marwan, Adrian Adrian, Buck Thomas, Usami Noritaka
11TH INTERNATIONAL CONFERENCE ON CRYSTALLINE SILICON PHOTOVOLTAICS (SILICONPV 2021) Vol. 2487 2022
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Impact of chemically grown silicon oxide interlayers on the hydrogen distribution at hydrogenated amorphous silicon/crystalline silicon heterointerfaces Reviewed International journal Open Access
Gotoh Kazuhiro, Wilde Markus, Ogura Shohei, Kurokawa Yasuyoshi, Fukutani Katsuyuki, Usami Noritaka
APPLIED SURFACE SCIENCE Vol. 567 2021.11
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Fabrication of heterojunction crystalline Si solar cells with BaSi2 thin films prepared by a two-step evaporation method Reviewed International journal Open Access
Nakagawa Yoshihiko, Takahashi Kazuma, Fujiwara Michinobu, Hara Kosuke O., Gotoh Kazuhiro, Kurokawa Yasuyoshi, Itoh Takashi, Suemasu Takashi, Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 60 ( 10 ) 2021.10
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Improved Performance of Titanium Oxide/Silicon Oxide Electron-Selective Contacts by Implementation of Magnesium Interlayers International journal Open Access
Nakagawa Yuta, Gotoh Kazuhiro, Inoue Tetsuya, Kurokawa Yasuyoshi, Usami Noritaka
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE Vol. 218 ( 19 ) 2021.10
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Bayesian Optimization of Passivating Contacts for Crystalline Silicon Solar Cells Invited Reviewed International journal
ECS Meeting Abstracts 2021.10
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Contact control of Al/Si interface of Si solar cells by local contact opening method Reviewed International coauthorship International journal
Tsuji Kosuke, Suzuki Shota, Morishita Naoya, Kuroki Takashi, Nakahara Masahiro, Dhamrin Marwan, Adrian Adrian, Peng Zih-Wei, Buck Thomas, Usami Noritaka
MATERIALS CHEMISTRY AND PHYSICS Vol. 270 2021.9
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Application of Bayesian optimization for high-performance TiOx/SiOy/c-Si passivating contact Reviewed International journal Open Access
Miyagawa Shinsuke, Gotoh Kazuhiro, Kutsukake Kentaro, Kurokawa Yasuyoshi, Usami Noritaka
SOLAR ENERGY MATERIALS AND SOLAR CELLS Vol. 230 2021.9
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Fabrication of Silicon Nanowire Metal-Oxide-Semiconductor Capacitors with Al2O3/TiO2/Al2O3 Stacked Dielectric Films for the Application to Energy Storage Devices Reviewed International journal Open Access
Nezasa Ryota, Gotoh Kazuhiro, Kato Shinya, Miyamoto Satoru, Usami Noritaka, Kurokawa Yasuyoshi
ENERGIES Vol. 14 ( 15 ) 2021.8
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Direct prediction of electrical properties of grain boundaries from photoluminescence profiles using machine learning Reviewed International journal
Kutsukake Kentaro, Mitamura Kazuki, Usami Noritaka, Kojima Takuto
APPLIED PHYSICS LETTERS Vol. 119 ( 3 ) 2021.7
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Occurrence Prediction of Dislocation Regions in Photoluminescence Image of Multicrystalline Silicon Wafers Using Transfer Learning of Convolutional Neural Network Reviewed International journal Open Access
Kudo Hiroaki, Matsumoto Tetsuya, Kutsukake Kentaro, Usami Noritaka
IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES Vol. E104A ( 6 ) page： 857 - 865 2021.6
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Passivation mechanism of the high-performance titanium oxide carrier-selective contacts on crystalline silicon studied by spectroscopic ellipsometry Reviewed International journal Open Access
Gotoh Kazuhiro, Miura Hiroyuki, Shimizu Ayako, Kurokawa Yasuyoshi, Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 60 ( SB ) 2021.5
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Mechanisms of carrier lifetime enhancement and conductivity-type switching on hydrogen-incorporated arsenic-doped BaSi2 Reviewed International journal
Aonuki Sho, Xu Zhihao, Yamashita Yudai, Gotoh Kazuhiro, Toko Kaoru, Usami Noritaka, Filonov Andrew B., Nikitsiuk Siarhei A., Migas Dmitri B., Shohonov Denis A., Suemasu Takashi
THIN SOLID FILMS Vol. 724 2021.4
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Versatile fabrication of a passivation material, solute PEDOT:PSS, for a c-Si substrate using alcoholic solvents Reviewed International coauthorship International journal
Nguyen Van Hoang, Hoang Tuan K. A., Kurokawa Yasuyoshi, Usami Noritaka
SUSTAINABLE ENERGY & FUELS Vol. 5 ( 3 ) page： 666 - 670 2021.2
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Application of Bayesian optimization for improved passivation performance in TiOx/SiOy/c-Si heterostructure by hydrogen plasma treatment Reviewed International journal
Miyagawa Shinsuke, Gotoh Kazuhiro, Kutsukake Kentaro, Kurokawa Yasuyoshi, Usami Noritaka
APPLIED PHYSICS EXPRESS Vol. 14 ( 2 ) 2021.2