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Hiroki Tawa, Hiromu Saiki, Yasuyuki Ota, Kenji Araki, Tatsuya Takamoto and Kensuke Nishioka
Because semiconductors absorb wavelengths dependent on the light absorption coefficient, photovoltaic (PV) energy output is affected by the solar spectrum. Therefore, it is necessary to consider the solar spectrum for highly accurate PV output estimation...
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Akalanka Silva and Susumu Araki
This study investigates a wall and trench combination to identify its benefits as a defense measure against an overtopping tsunami-like wave. The study focuses on several arrangements and geometries of a wall and trench combined structural system, locate...
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Kenji Araki, Liang Ji, George Kelly and Masafumi Yamaguchi
A car-roof photovoltaic has enormous potential to change our society. With this technology, 70% of a car can run on the solar energy collected by the solar panel on its roof. Unfortunately, it is not a simple extension of conventional photovoltaic techno...
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Naomi Tamura, Tomoyuki Hanaoka, Kumiko Ito, Atsuko Araki, Chihiro Miyashita, Sachiko Ito, Hisanori Minakami, Kazutoshi Cho, Toshiaki Endo, Kazuo Sengoku, Katsuhiko Ogasawara and Reiko Kishi
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