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Yudai Yamashita
Yudai Yamashita
Institute of Applied Physics, University of Tsukuba
在 alumni.tsukuba.ac.jp 的电子邮件经过验证
标题
引用次数
引用次数
年份
Impact of Ba to Si deposition rate ratios during molecular beam epitaxy on carrier concentration and spectral response of BaSi2 epitaxial films
R Takabe, T Deng, K Kodama, Y Yamashita, T Sato, K Toko, T Suemasu
Journal of applied physics 123 (4), 2018
822018
p-BaSi2/n-Si heterojunction solar cells on Si (001) with conversion efficiency approaching 10%: comparison with Si (111)
T Deng, T Sato, Z Xu, R Takabe, S Yachi, Y Yamashita, K Toko, ...
Applied physics express 11 (6), 062301, 2018
752018
Operation of BaSi2 homojunction solar cells on p+-Si (111) substrates and the effect of structure parameters on their performance
K Kodama, Y Yamashita, K Toko, T Suemasu
Applied physics express 12 (4), 041005, 2019
722019
Simple way of finding Ba to Si deposition rate ratios for high photoresponsivity in BaSi2 films by Raman spectroscopy
Y Yamashita, Y Takahara, T Sato, K Toko, A Uedono, T Suemasu
Applied Physics Express 12 (5), 055506, 2019
482019
Solar cells based on n+-AZO/p-BaSi2 heterojunction: Advanced opto-electrical modelling and experimental demonstration
Y Yamashita, CMR Tobon, R Santbergen, M Zeman, O Isabella, ...
Solar Energy Materials and Solar Cells 230, 111181, 2021
262021
Investigation of electrically active defects in undoped BaSi2 light absorber layers using deep-level transient spectroscopy
Y Yamashita, T Sato, ME Bayu, K Toko, T Suemasu
Japanese Journal of Applied Physics 57 (7), 075801, 2018
262018
Reduction in interface defect density in p-BaSi2/n-Si heterojunction solar cells by a modified pretreatment of the Si substrate
Y Yamashita, S Yachi, R Takabe, T Sato, ME Bayu, K Toko, T Suemasu
Japanese journal of applied physics 57 (2), 025501, 2018
252018
Formation of high-photoresponsivity BaSi2 films on glass substrate by radio-frequency sputtering for solar cell applications
R Koitabashi, T Nemoto, Y Yamashita, M Mesuda, K Toko, T Suemasu
Journal of Physics D: Applied Physics 54 (13), 135106, 2021
242021
Three-step growth of highly photoresponsive BaSi2 light absorbing layers with uniform Ba to Si atomic ratios
Y Yamashita, T Sato, N Saitoh, N Yoshizawa, K Toko, T Suemasu
Journal of Applied Physics 126 (21), 2019
242019
Investigation of native defects in BaSi2 epitaxial films by electron paramagnetic resonance
T Sato, C Lombard, Y Yamashita, Z Xu, L Benincasa, K Toko, ...
Applied Physics Express 12 (6), 061005, 2019
232019
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
Z Xu, T Sato, L Benincasa, Y Yamashita, T Deng, K Gotoh, K Toko, ...
Journal of Applied Physics 127 (23), 2020
182020
Correlation of native defects between epitaxial films and polycrystalline BaSi2 bulks based on photoluminescence spectra
T Sato, Y Yamashita, Z Xu, K Toko, S Gambarelli, M Imai, T Suemasu
Applied Physics Express 12 (11), 111001, 2019
162019
Boron-doped p-BaSi2/n-Si solar cells formed on textured n-Si (0 0 1) with a pyramid structure consisting of {1 1 1} facets
T Deng, K Gotoh, R Takabe, Z Xu, S Yachi, Y Yamashita, K Toko, N Usami, ...
Journal of crystal growth 475, 186-191, 2017
152017
Effect of post-annealing on the significant photoresponsivity enhancement of BaSi2 epitaxial films on Si (111)
Y Haku, S Aonuki, Y Yamashita, K Toko, T Suemasu
Applied Physics Express 14 (2), 021003, 2021
142021
Zn1–xGexOy Passivating Interlayers for BaSi2 Thin-Film Solar Cells
Y Yamashita, K Takayanagi, K Gotoh, K Toko, N Usami, T Suemasu
ACS Applied Materials & Interfaces 14 (11), 13828-13835, 2022
132022
Modeling the effects of defect parameters on the performance of a p-BaSi2/n-Si heterojunction solar cell
T Deng, Z Xu, Y Yamashita, T Sato, K Toko, T Suemasu
Solar energy materials and solar cells 205, 110244, 2020
132020
Significant enhancement of photoresponsivity in As-doped n-BaSi2 epitaxial films by atomic hydrogen passivation
S Aonuki, Y Yamashita, T Sato, Z Xu, K Gotoh, K Toko, Y Terai, N Usami, ...
Applied physics express 13 (5), 051001, 2020
122020
Solar cell operation of sputter-deposited n-BaSi2/p-Si heterojunction diodes and characterization of defects by deep-level transient spectroscopy
T Nemoto, S Aonuki, R Koitabashi, Y Yamashita, M Mesuda, K Toko, ...
Applied Physics Express 14 (5), 051010, 2021
112021
Growth conditions for high-photoresponsivity randomly oriented polycrystalline BaSi2 films by radio-frequency sputtering: Comparison with BaSi2 epitaxial films
R Koitabashi, K Kido, H Hasebe, Y Yamashita, K Toko, M Mesuda, ...
Applied Physics Express 15 (2), 025502, 2022
102022
High-temperature post-annealing effect on the surface morphology and photoresponse and electrical properties of B-doped BaSi2 films grown by molecular beam epitaxy under …
S Narita, Y Yamashita, S Aonuki, N Saitoh, K Toko, T Suemasu
Journal of Crystal Growth 578, 126429, 2022
92022
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