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公开(公告)号:US10964833B2
公开(公告)日:2021-03-30
申请号:US16890286
申请日:2020-06-02
Inventor: Masaya Hirade , Manabu Nakata , Yuko Kishimoto , Hironori Kaji , Katsuyuki Shizu , Katsuaki Suzuki
IPC: H01L31/055 , C09K11/06 , H01L31/0232 , H01L51/42 , H01L51/00
Abstract: A photoelectric conversion material includes a compound represented by Formula (1): where, X is selected from the group consisting of a hydrogen atom, a deuterium atom, a halogen atom, an alkyl group, and a cyano group; and Y represents a monovalent substituent represented by Formula (2): where, R1 to R10 each independently represent a hydrogen atom, a deuterium atom, a halogen atom, an alkyl group, or an aryl group; or two or more of R1 to R10 bond to each other to form one or more rings, and the remainders each independently represent a hydrogen atom, a deuterium atom, a halogen atom, an alkyl group, or an aryl group; * denotes the binding site of Y in Formula (1); and Ar1 is selected from the group consisting of structures represented by Formulae (3): where ** denotes a binding site of Ar1 with N in Formula (2).
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公开(公告)号:US11523037B2
公开(公告)日:2022-12-06
申请号:US17231647
申请日:2021-04-15
Inventor: Hiroaki Iijima , Masaya Hirade , Yuko Kishimoto
Abstract: A camera system includes a light source having a peak emission wavelength at room temperature in a near-infrared region, and an imaging device including a photoelectric conversion element that converts near-infrared light into an electric charge. An external quantum efficiency of the photoelectric conversion element has a first peak at a first wavelength longer than the peak emission wavelength, and the external quantum efficiency at the first wavelength is higher than the external quantum efficiency at the peak emission wavelength.
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公开(公告)号:US10714646B2
公开(公告)日:2020-07-14
申请号:US16054205
申请日:2018-08-03
Inventor: Masaya Hirade , Manabu Nakata , Yuko Kishimoto , Hironori Kaji , Katsuyuki Shizu , Katsuaki Suzuki
IPC: H01L31/055 , H01L31/0232 , C09K11/06 , H01L51/42 , H01L51/00
Abstract: A photoelectric conversion material includes a compound represented by Formula (1): where, X is selected from the group consisting of a hydrogen atom, a deuterium atom, a halogen atom, an alkyl group, and a cyano group; and Y represents a monovalent substituent represented by Formula (2): where, R1 to R10 each independently represent a hydrogen atom, a deuterium atom, a halogen atom, an alkyl group, or an aryl group; or two or more of R1 to R10 bond to each other to form one or more rings, and the remainders each independently represent a hydrogen atom, a deuterium atom, a halogen atom, an alkyl group, or an aryl group; * denotes the binding site of Y in Formula (1); and Ar1 is selected from the group consisting of structures represented by Formulae (3): where ** denotes a binding site of Ar1 with N in Formula (2).
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公开(公告)号:US10297766B2
公开(公告)日:2019-05-21
申请号:US15959097
申请日:2018-04-20
Inventor: Manabu Nakata , Yuko Kishimoto , Masaya Hirade
IPC: H01L51/00 , H01L31/0224 , C07F7/22 , H01L51/42
Abstract: A composition contains a compound represented by the following formula: where M represents either of Si and Sn, R1 to R8 each independently represent an alkyl group containing three or less carbon atoms, and R9 to R14 each independently represent an alkyl group.
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公开(公告)号:US11818450B2
公开(公告)日:2023-11-14
申请号:US17975272
申请日:2022-10-27
Inventor: Hiroaki Iijima , Masaya Hirade , Yuko Kishimoto
Abstract: A camera system includes a light source having a peak emission wavelength at room temperature in a near-infrared region, and an imaging device including a photoelectric conversion element that converts near-infrared light into an electric charge. An external quantum efficiency of the photoelectric conversion element has a first peak at a first wavelength longer than the peak emission wavelength, and the external quantum efficiency at the first wavelength is higher than the external quantum efficiency at the peak emission wavelength.
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公开(公告)号:US20210258458A1
公开(公告)日:2021-08-19
申请号:US17231647
申请日:2021-04-15
Inventor: Hiroaki Iijima , Masaya Hirade , Yuko Kishimoto
Abstract: A camera system includes a light source having a peak emission wavelength at room temperature in a near-infrared region, and an imaging device including a photoelectric conversion element that converts near-infrared light into an electric charge. An external quantum efficiency of the photoelectric conversion element has a first peak at a first wavelength longer than the peak emission wavelength, and the external quantum efficiency at the first wavelength is higher than the external quantum efficiency at the peak emission wavelength.
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公开(公告)号:US12247044B2
公开(公告)日:2025-03-11
申请号:US17216763
申请日:2021-03-30
Inventor: Hiroaki Iijima , Masaya Hirade , Yuko Kishimoto
Abstract: A composition contains a naphthalocyanine derivative represented by the following formula: where R1 to R8 are independently an alkyl group and R9 to R12 are independently an aryl group, and at least one hydrogen atom in at least one selected from the group consisting of R9, R10, R11, and R12 is substituted by an electron-withdrawing group.
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