Papers - USAMI Noritaka
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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 Open Access
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 Open Access
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
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Generation of dislocation clusters at triple junctions of random angle grain boundaries during cast growth of silicon ingots Reviewed International journal Open Access
Ohno Yutaka, Tajima Kazuya, Kutsukake Kentaro, Usami Noritaka
APPLIED PHYSICS EXPRESS Vol. 13 ( 10 ) 2020.10
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Determination of carrier recombination velocity at inclined grain boundaries in multicrystalline silicon through photoluminescence imaging and carrier simulation Reviewed International journal
Mitamura Kazuki, Kutsukake Kentaro, Kojima Takuto, Usami Noritaka
JOURNAL OF APPLIED PHYSICS Vol. 128 ( 12 ) 2020.9
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Impact of Ge deposition temperature on parameters of c-Si solar cells with surface texture formed by etching of Si using SiGe islands as a mask Reviewed International coauthorship International journal
Nguyen V. H., Novikov A., Shaleev M., Yurasov D., Semma M., Gotoh K., Kurokawa Y., Usami N.
MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING Vol. 114 2020.8
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Reactive deposition growth of highly (001)-oriented BaSi2 films by close-spaced evaporation Reviewed International journal
Hara Kosuke O., Takizawa Shuhei, Yamanaka Junji, Usami Noritaka, Arimoto Keisuke
MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING Vol. 113 2020.7
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Atomic hydrogen passivation for photoresponsivity enhancement of boron-doped p-BaSi2 films and performance improvement of boron-doped p-BaSi2/n-Si heterojunction solar cells Reviewed International coauthorship International journal Open Access
Xu Zhihao, Sato Takuma, Benincasa Louise, Yamashita Yudai, Deng Tianguo, Gotoh Kazuhiro, Toko Kaoru, Usami Noritaka, Filonov Andrew B., Migas Dmitri B., Shohonov Denis A., Suemasu Takashi
JOURNAL OF APPLIED PHYSICS Vol. 127 ( 23 ) 2020.6
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Impact of deposition of indium tin oxide double layers on hydrogenated amorphous silicon/crystalline silicon heterojunction Reviewed International journal Open Access
Semma Masanori, Gotoh Kazuhiro, Wilde Markus, Ogura Shohei, Kurokawa Yasuyoshi, Fukutani Katsuyuki, Usami Noritaka
AIP ADVANCES Vol. 10 ( 6 ) 2020.6
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Significant enhancement of photoresponsivity in As-doped n-BaSi2 epitaxial films by atomic hydrogen passivation Reviewed International journal
Aonuki Sho, Yamashita Yudai, Sato Takuma, Xu Zhihao, Gotoh Kazuhiro, Toko Kaoru, Terai Yoshikazu, Usami Noritaka, Suemasu Takashi
APPLIED PHYSICS EXPRESS Vol. 13 ( 5 ) page： . 2020.5
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Undoped p-type BaSi2 emitter prepared by thermal evaporation and post-annealing for crystalline silicon heterojunction solar cells Reviewed International journal
Kimura Yuki, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Usami Noritaka
APPLIED PHYSICS EXPRESS Vol. 13 ( 5 ) 2020.5
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Scalable fabrication of GaN on amorphous substrates via MOCVD on highly oriented silicon seed layers Reviewed International coauthorship International journal
Hainey Mel Jr., Robin Yoann, Avit Geoffrey, Amano Hiroshi, Usami Noritaka
JOURNAL OF CRYSTAL GROWTH Vol. 535 2020.4
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3D visualization of growth interfaces in cast Si ingot using inclusions distribution Reviewed International coauthorship International journal Open Access
Kamibeppu Soichiro, Krenckel Patricia, Troetschler Theresa, Hess Adam, Riepe Stephan, Usami Noritaka
JOURNAL OF CRYSTAL GROWTH Vol. 535 2020.4
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Drastic enhancement of photoresponsivity in C-doped BaSi2 films formed by radio-frequency sputtering Reviewed International journal Open Access
Nemoto T., Matsuno S., Sato T., Gotoh K., Mesuda M., Kuramochi H., Toko K., Usami N., Suemasu T.
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 2020.4
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Fabrication of group IV semiconductor alloys on Si substrate applying Al paste with screen-printing Reviewed International journal
Nakahara Masahiro, Matsubara Moeko, Suzuki Shota, Dhamrin Marwan, Miyamoto Satoru, Hainey Mel Forrest Jr., Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 2020.4
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Effects of evaporation vapor composition and post-annealing conditions on carrier density of undoped BaSi2 evaporated films Reviewed International journal
Kimura Yuki, Fujiwara Michinobu, Nakagawa Yoshihiko, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 2020.4
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Influence of the time-dependent vapor composition on structural properties of the BaSi2 thin films fabricated by vacuum evaporation Reviewed International journal
Yoshino Takamasa, Nakagawa Yoshihiko, Kimura Yuki, Fujiwara Michinobu, Kurokawa Yasuyoshi, Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 2020.4