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Your search keyword '"Kosei Tsutsumi"' showing total 2 results
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2 results on '"Kosei Tsutsumi"'

1. Copper-incorporation for polytypism and bandgap engineering of MAPbBr3 perovskite thin films with enhanced near-Infrared photocurrent-response

Author

Amr Elattar, Jiban Kangsabanik, Kodai Nakao, Kosei Tsutsumi, Hiroo Suzuki, Takeshi Nishikawa, Kristian S. Thygesen, and Yasuhiko Hayashi

Subjects
Materials Chemistry, General Materials Science
Abstract

Formation of secondary phase polytypes through incorporation of copper into MAPbBr3 perovskite yields bandgap reduction with generation of near-IR photocarriers.

Published
2022
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2. Mixed-halide copper-based perovskite R2Cu(Cl/Br)4 with different organic cations for reversible thermochromism

Author

Amr Elattar, Kosei Tsutsumi, Hiroo Suzuki, Takeshi Nishikawa, Aung Ko Ko Kyaw, and Yasuhiko Hayashi

Subjects
Materials Chemistry, General Chemistry, Catalysis
Abstract

Mechanically exfoliated flakes of mixed-halide Cu-based perovskite crystals, R2Cu(Cl/Br)4, with three alkyl chains exhibit reversible thermochromic behavior with differences in crystal lattice behavior depending on the organic spacer used.

Published
2022
Full Text
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