Papers - OKU Takeo
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Effects of ethylammonium and rubidium addition to guanidinium-based CH3NH3PbI3 perovskite photovoltaic devices prepared at 190 °C in ambient air Reviewed
Materials Today Communications 38 107623-1 - 107623-11 2023.11
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Effects of alkali metals or Cu+ addition to α-FAPbI3 perovskite crystals on electronic structures and photovoltaic properties Reviewed
R. Okumura, T. Oku, A. Suzuki
Japanese Journal of Applied Physics 63 (2024) 02SP21-1-8. 63 02SP21-1-1 - 02SP21-11-8 2023.11
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Effects of copper substitution in methylammonium-based perovskite solar cells Reviewed
R. Okumura, T. Oku, A. Suzuki, S. Fukunishi, T Tachikawa, and T. Hasegawa
Engineering Proceedings 56 46-1 - 46-6 2023.10
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First-Principle calculation analysis on electronic structures and molecular dynamics of gadolinium-doped FAPbI3 Reviewed
A. Suzuki and T. Oku
Engineering Proceedings 56 33-1 - 33-6 2023.10
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Fabrication and photoelectric conversion of densely packed C60–ethylenediamine adduct microparticle films-modified electrode covered with electrochemically deposited polythiophene thin-films Reviewed
S. Banya, Y. Kumagawa, D. Izumoto, M. Tanaka, K. Kanbe, T. Oku, and T. Akiyama
RSC Advances 13 31244 - 31251 2023.10
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Electronic structures and photovoltaic properties of copper- or tin-doped cesium-based perovskite crystals Reviewed
A. Enomoto, A. Suzuki, T. Oku, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Open Ceramics 16 100476-1 - 100476-7 2023.9
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Electronic structures and properties of lead-free cesium- or rubidium-based perovskite halide compounds by first-principles calculations Reviewed
R. Okumura, T. Oku, A. Suzuki
Nano Trends 4 100020-1 - 100020-10 2023.9
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Photocurrent generation properties of half-photocell consisting of electropolymerized hierarchical polythiophene thin films as photoexciting electron donor and C60 as electron acceptor Reviewed
K. Kanbe, T. Akiyama, and T. Oku
ECS Advances 2 020505-1 - 020505-6 2023.6
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Effects of co-addition of guanidinium and cesium to CH3NH3PbI3 perovskite solar cells Reviewed
T. Oku, S. Uchiya, R. Okumura, A. Suzuki, I. Ono, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Inorganics 11 273-1 - 273-12 2023.6
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First-principles calculation analysis and photovoltaic properties of Cu compound added perovskite solar cells Reviewed
R. Okumura, T. Oku, A. Suzuki, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Japanese Journal of Applied Physics 62 SK1029-1 - SK1029-8 2023.5
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First-principles calculations and device characterizations of formamidiniumcesium lead triiodide perovskite crystals stabilized by germanium or copper Reviewed
A. Enomoto, A. Suzuki, T. Oku, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Japanese Journal of Applied Physics 62 SK1015-1 - SK1015-7 2023.4
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Electronic structures and molecular dynamics of gadolinium-doped FAPbI3 perovskite crystals Reviewed
A. Suzuki and T. Oku
Japanese Journal of Applied Physics 62 SK1006-1 - SK1006-5 2023.3
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Metallophtalocyanine used interface engineering for improving long-term stability of methylammonium lead triiodide perovskite Reviewed
C. Ogawa, A. Suzuki, T. Oku, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Physica Status Solidi A 220 2300038-1 - 2300038-10 2023.3
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Additive effects of CuPcX4-TCNQ on CH3NH3PbI3 perovskite solar cells Reviewed International journal
A. Suzuki, R. Hasegawa, K. Funayama, T. Oku, M. Okita, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Journal of Materials Science: Materials in Electronics 34 588-1 - 588-20 2023.2
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Effects of the addition of copper chloride and potassium iodide to methylammonium-based perovskite solar cells Reviewed International journal
A. Enomoto, A. Suzuki, T. Oku, M. Okita, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Engineering Proceedings (2023) . 31 31-1 - 31-5 2022.12
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Effects of cesium/formamidinium co-addition to perovskite solar cells Reviewed International journal
R. Nonomura, T. Oku, I. Ono, A. Suzuki, M. Okita, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Engineering Proceedings 31 32-1 - 32-7 2022.12
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Effects of guanidinium and cesium addition to CH3NH3PbI3 perovskite photovoltaic devices Reviewed International journal
T. Oku, I. Ono, S. Uchiya, A. Suzuki, M. Okita, S. Fukunishi, T. Tachikawa and T. Hasegawa
Engineering Proceedings (2023) . 31 35-1 - 35-5 2022.12
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Electronic structures and photovoltaic properties of copper-, sodium- and ethylammonium-added CH3NH3PbI3 perovskite compound Reviewed International journal
R. Okumura, T. Oku, A. Suzuki, M. Okita, S. Fukunishi, T. Tachikawa and T. Hasegawa
Engineering Proceedings 31 29-1 - 29-6 2022.12
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Fabrication and characterization of SnCl2- and CuBr-added perovskite photovoltaic devices Reviewed International journal
Y. Asakawa, T. Oku, M. Kido, A. Suzuki, R. Okumura, M. Okita, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Technologies (2022) . 10 112-1 - 112-12 2022.10
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Ethylammonium bromide- and potassium-added CH3NH3PbI3 perovskite solar cells Reviewed International journal
S. Terada, T.Oku, A. Suzuki, M. Okita, S. Fukunishi, T. Tachikawa, and T. Hasegawa
Photonics (2022) . 9 791-1 - 791-12 2022.10