Papers - USAMI Noritaka
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Effect of forming gas annealing on hydrogen content and surface morphology of titanium oxide coated crystalline silicon heterocontacts Reviewed International journal
Nakagawa Yuta, Gotoh Kazuhiro, Wilde Markus, Ogura Shohei, Kurokawa Yasuyoshi, Fukutani Katsuyuki, Usami Noritaka
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A Vol. 38 ( 2 ) 2020.3
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Point defects in BaSi2 thin films for photovoltaic applications studied by positron annihilation spectroscopy International coauthorship
Montes A., Eijt S. W. H., Tian Y., Gram R., Schut H., Suemasu T., Usami N., Zeman M., Serra J., Isabella O.
JOURNAL OF APPLIED PHYSICS Vol. 127 ( 8 ) 2020.2
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Effect of the Niobium-Doped Titanium Oxide Thickness and Thermal Oxide Layer for Silicon Quantum Dot Solar Cells as a Dopant-Blocking Layer Reviewed International journal
Akaishi Ryushiro, Kitazawa Kohei, Gotoh Kazuhiro, Kato Shinya, Usami Noritaka, Kurokawa Yasuyoshi
NANOSCALE RESEARCH LETTERS Vol. 15 ( 1 ) 2020.2
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Work function of indium oxide thin films on p-type hydrogenated amorphous silicon
Semma Masanori, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Usami Noritaka
2020 47TH IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC) page： 124 - 127 2020
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Structural properties of triple junctions acting as dislocation sources in high-performance Si ingots
Ohno Yutaka, Tajima Kazuya, Kutsukake Kentaro, Usami Noritaka
2020 47TH IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC) page： 2340 - 2340 2020
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Fabrication of silicon-nanocrystals-embedded silicon oxide passivating contacts
Tsubata Ryohei, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Usami Noritaka
2020 47TH IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC) page： 969 - 972 2020
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Application of artificial neural network to optimize sensor positions for accurate monitoring: an example with thermocouples in a crystal growth furnace Reviewed International journal
Boucetta Abderahmane, Kutsukake Kentaro, Kojima Takuto, Kudo Hiroaki, Matsumoto Tetsuya, Usami Noritaka
APPLIED PHYSICS EXPRESS Vol. 12 ( 12 ) 2019.12
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Tuning the Electrical Properties of Titanium Oxide Bilayers Prepared by Atomic Layer Deposition at Different Temperatures
Gotoh Kazuhiro, Mochizuki Takeya, Kurokawa Yasuyoshi, Usami Noritaka
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE Vol. 216 ( 22 ) 2019.11
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Mossbauer spectroscopic microscope study on diffusion and segregation of Fe impurities in mc-Si wafer Reviewed
Yoshida Yutaka, Watanabe Tomio, Ino Yuji, Kobayashi Masashi, Takahashi Isao, Usami Noritaka
HYPERFINE INTERACTIONS Vol. 240 ( 1 ) 2019.9
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Hydrogen concentration at a-Si:H/c-Si heterointerfaces-The impact of deposition temperature on passivation performance
Gotoh Kazuhiro, Wilde Markus, Kato Shinya, Ogura Shohei, Kurokawa Yasuyoshi, Fukutani Katsuyuki, Usami Noritaka
AIP ADVANCES Vol. 9 ( 7 ) 2019.7
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Marked enhancement of the photoresponsivity and minority-carrier lifetime of BaSi2 passivated with atomic hydrogen International coauthorship
Xu Zhihao, Shohonov Denis A., Filonov Andrew B., Gotoh Kazuhiro, Deng Tianguo, Honda Syuta, Toko Kaoru, Usami Noritaka, Migas Dmitri B., Borisenko Victor E., Suemasu Takashi
PHYSICAL REVIEW MATERIALS Vol. 3 ( 6 ) 2019.6
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Evidence of solute PEDOT:PSS as an efficient passivation material for fabrication of hybrid c-Si solar cells Reviewed International journal
Van Hoang Nguyen, Kato Shinya, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Usami Noritaka
SUSTAINABLE ENERGY & FUELS Vol. 3 ( 6 ) page： 1448 - 1454 2019.6
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Impact of size distributions of Ge islands as etching masks for anisotropic etching on formation of anti-reflection structures International coauthorship
Ota Yushi, Yurasov Dmitry, Novikov Alexey, Shaleev Mikhail, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 58 ( 4 ) 2019.4
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Epitaxial growth of SiGe on Si substrate by printing and firing of Al-Ge mixed paste Reviewed International journal
Fukami Shogo, Nakagawa Yoshihiko, Hainey Mel E. Jr., Gotoh Kazuhiro, Kurokawa Yasuyoshi, Nakahara Masahiro, Dhamrin Marwan, Usami Noritaka
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 58 ( 4 ) 2019.4
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Local Structure of High Performance TiOx Electron-Selective Contact Revealed by Electron Energy Loss Spectroscopy Reviewed
Mochizuki Takeya, Gotoh Kazuhiro, Kurokawa Yasuyoshi, Yamamoto Takahisa, Usami Noritaka
ADVANCED MATERIALS INTERFACES Vol. 6 ( 3 ) 2019.2
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Pole figure analysis from electron backscatter diffraction-an effective method of evaluating fiber-textured silicon thin films as seed layers for epitaxy Reviewed
Hainey Mel Jr., Robin Yoann, Amano Hiroshi, Usami Noritaka
APPLIED PHYSICS EXPRESS Vol. 12 ( 2 ) 2019.2
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3D visualization and analysis of dislocation clusters in multicrystalline silicon ingot by approach of data science Reviewed
Hayama Yusuke, Matsumoto Tetsuya, Muramatsu Tetsuro, Kutsukake Kentaro, Kudo Hiroaki, Usami Noritaka
SOLAR ENERGY MATERIALS AND SOLAR CELLS Vol. 189 page： 239-244 2019.1
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Fabrication of Si1-xGex layer on Si substrate by Screen-Printing
Nakahara Masahiro, Matsubara Moeko, Suzuki Shota, Fukami Shogo, Dhamrin Manvan, Usami Noritaka
MRS ADVANCES Vol. 4 ( 13 ) page： 749 - 754 2019
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Effects of Surface Doping of Si Absorbers on the Band Alignment and Electrical Performance of TiO2-Based Electron-Selective Contacts Reviewed
Lee Hyunju, Kamioka Takefumi, Usami Noritaka, Ohshita Yoshio
MRS ADVANCES Vol. 4 ( 13 ) page： 769-775 2019
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Significant improvement on electrical properties of BaSi2 due to atomic H passivation by radio-frequency plasma Reviewed
Xu Zhihao, Gotoh Kazuhiro, Deng Tianguo, Toko Kaoru, Usami Noritaka, Suemasu Takashi
2019 IEEE 46TH PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC) page： 12-14 2019