Papers - USAMI Noritaka
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Fine Line Screen-Printing Aluminum for Front side p(+) Metallization of High Efficiency Solar Cells Reviewed International coauthorship International journal
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
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
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
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
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
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
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
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
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Simulation study on lateral minority carrier transport in the surface inversion layer of the p-aSi:H/i-aSi:H/cSi heterojunction solar cell Reviewed International journal
Kamioka Takefumi, Hayashi Yutaka, Gotoh Kazuhiro, Hara Tomohiko, Ozaki Ryo, Morimura Motoo, Shimizu Ayako, Nakamura Kyotaro, Usami Noritaka, Ogura Atsushi, Ohshita Yoshio
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 60 ( 2 ) 2021.2
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Propagation of Crystal Defects during Directional Solidification of Silicon via Induction of Functional Defects International coauthorship International journal
Patricia Krenckel , Yusuke Hayama, Florian Schindler, Theresa Trötschler, Stephan Riepe and Noritaka Usami
Crystals Vol. 11 ( 2 ) page： 1 - 10 2021.2
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Origin of recombination activity of non-coherent sigma 3{111} grain boundaries with a positive deviation in the tilt angle in cast-grown silicon ingots Reviewed International journal
Ohno Yutaka, Tamaoka Takehiro, Yoshida Hideto, Shimizu Yasuo, Kutsukake Kentaro, Nagai Yasuyoshi, Usami Noritaka
APPLIED PHYSICS EXPRESS Vol. 14 ( 1 ) page： . 2021.1
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Activation energy of hydrogen desorption from high-performance titanium oxide carrier-selective contacts with silicon oxide interlayers Reviewed International journal
Gotoh Kazuhiro, Mochizuki Takeya, Hojo Tomohiko, Shibayama Yuki, Kurokawa Yasuyoshi, Akiyama Eiji, Usami Noritaka
CURRENT APPLIED PHYSICS Vol. 21 page： 36 - 42 2021.1
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Realization of the Crystalline Silicon Solar Cell Using Nanocrystalline Transport Path in Ultra-thin Dielectrics for Reinforced Passivating Contact
Tsubata Ryohei, Gotoh Kazuhiro, Inoue Tetsuya, Kurokawa Yasuyoshi, Usami Noritaka
2021 IEEE 48TH PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC) page： 908 - 911 2021
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The impact of highly excessive PbI2 on the correlation of MAPbI(3) perovskite morphology and carrier lifetimes Reviewed International coauthorship International journal
Van Hoang Nguyen, Hoang Tuan K. A., Kurokawa Yasuyoshi, Usami Noritaka
JOURNAL OF MATERIALS CHEMISTRY C Vol. 8 ( 41 ) page： 14481 - 14489 2020.11