公开(公告)号：US20220416099A1

公开(公告)日：2022-12-29

申请号：US17821818

申请日：2022-08-24

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TOMOYASU YOKOYAMA ,  RYOSUKE KIKUCHI ,  YU NISHITANI

IPC: H01L31/0224 ,  H01L31/0264

Abstract: A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer disposed between the first electrode and the second electrode, and an electron transport layer disposed between the first electrode and the photoelectric conversion layer. At least one electrode selected from the group consisting of the first electrode and the second electrode has a light-transmitting property. The photoelectric conversion layer contains a perovskite compound composed of a monovalent cation, a divalent cation, and a halogen anion. The electron transport layer contains a metal oxynitride having electron conductivity. The metal oxynitride has an electrical conductivity of greater than or equal to 1×10−7 S/cm.

公开(公告)号：US20220013303A1

公开(公告)日：2022-01-13

申请号：US17483637

申请日：2021-09-23

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TAISUKE MATSUI ,  RYOSUKE KIKUCHI ,  TOMOYASU YOKOYAMA ,  FUMIYASU OBA ,  YU KUMAGAI

IPC: H01G9/20

Abstract: A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer located between the first electrode and the second electrode, and a semiconductor layer located between the first electrode and the photoelectric conversion layer, in which at least one selected from the group consisting of the first electrode and the second electrode is translucent, and the semiconductor layer contains a compound containing Na, Zn, and O.

公开(公告)号：US20210408413A1

公开(公告)日：2021-12-30

申请号：US17471708

申请日：2021-09-10

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TOMOYASU YOKOYAMA ,  YU NISHITANI ,  SHOHEI KUSUMOTO ,  YUMI MIYAMOTO

IPC: H01L51/42 ,  H01L51/44

Abstract: A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer located between the first electrode and the second electrode, and a first electron transport layer located between the first electrode and the photoelectric conversion layer, in which at least one selected from the group consisting of the first electrode and the second electrode is translucent, the photoelectric conversion layer contains a perovskite compound composed of a monovalent cation, a Sn cation, and a halogen anion, and the first electron transport layer contains a niobium oxide halide.

公开(公告)号：US20190221691A1

公开(公告)日：2019-07-18

申请号：US16203673

申请日：2018-11-29

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TOMOYASU YOKOYAMA ,  MICHIO SUZUKA

IPC: H01L31/032 ,  H01L31/0224 ,  H01L31/18

CPC classification number: H01L31/032 ,  H01L31/022425 ,  H01L31/18

Abstract: The present disclosure provides a photoabsorber containing: a perovskite compound represented by the composition formula ABX3, where A represents a monovalent cation, B represents a divalent cation including a Sn cation, and X represents a halogen anion; and a metal Sn.

公开(公告)号：US20190221374A1

公开(公告)日：2019-07-18

申请号：US16200698

申请日：2018-11-27

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： MICHIO SUZUKA ,  TOMOYASU YOKOYAMA ,  TAISUKE MATSUI

IPC: H01G9/20

CPC classification number: H01G9/2009

Abstract: The present disclosure provides a photoabsorber containing: a perovskite compound represented by the composition formula ABX3, where A represents a monovalent cation, B represents a divalent cation including a Sn cation, and X represents a halogen anion; and a trivalent cation of a Group 3 element.

公开(公告)号：US20240063432A1

公开(公告)日：2024-02-22

申请号：US18500157

申请日：2023-11-02

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KOSEI OHURA ,  TOMOYASU YOKOYAMA

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2004/027

Abstract: The solid electrolyte material of the present disclosure comprises Li, M, X, H, and O. M is at least one element selected from the group consisting of Al, Ga, In, and V. X is at least one element selected from the group consisting of F, Cl, Br, and I. The battery of the present disclosure comprises a positive electrode, a negative electrode, and an electrolyte layer disposed between the positive electrode and the negative electrode. At least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer contains the solid electrolyte material of the present disclosure.

公开(公告)号：US20240021871A1

公开(公告)日：2024-01-18

申请号：US18469587

申请日：2023-09-19

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TAKUYA NARUSE ,  TOMOYASU YOKOYAMA

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2300/0068

Abstract: The solid electrolyte material of the present disclosure includes Li, La, O, X, and a hydride. X is at least one selected from the group consisting of F, Cl, Br, and I. The battery of the present disclosure includes a positive electrode, a negative electrode, and an electrolyte layer. The electrolyte layer is disposed between the positive electrode and the negative electrode. At least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer contains the solid electrolyte material of the present disclosure.

公开(公告)号：US20230327194A1

公开(公告)日：2023-10-12

申请号：US18332999

申请日：2023-06-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KOSEI OHURA ,  TOMOYASU YOKOYAMA

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2300/008

Abstract: A solid electrolyte material is represented by the compositional formula (1): Li1−aAlaX1+2a, wherein 0

公开(公告)号：US20220246362A1

公开(公告)日：2022-08-04

申请号：US17660214

申请日：2022-04-22

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： SHOHEI KUSUMOTO ,  KENJI KAWANO ,  TOMOYASU YOKOYAMA

IPC: H01G9/20 ,  H01L51/42 ,  H01L51/44

Abstract: A solar cell includes a first electrode, a second electrode, a photoelectric conversion layer interposed between the first and second electrodes, and a hole transport layer interposed between the first electrode and the photoelectric conversion layer. At least one electrode selected from the group consisting of the first and second electrodes is transparent to light. The photoelectric conversion layer includes a perovskite compound constituted by a monovalent cation, a divalent cation, and a halogen anion. The monovalent cation includes at least one selected from the group consisting of a formamidinium cation and a methylammonium cation. The divalent cation includes a Sn cation. The halogen anion includes an iodide ion. The hole transport layer includes 4,4′,4″-tris[9,9-dimethyl-2-fluorenyl(4-methoxy-phenyl)amino]triphenylamine.

公开(公告)号：US20210091323A1

公开(公告)日：2021-03-25

申请号：US17117225

申请日：2020-12-10

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TOMOYASU YOKOYAMA ,  TAISUKE MATSUI

IPC: H01L51/44 ,  C01G19/00 ,  C07F7/22 ,  H01L51/42

Abstract: The present disclosure provides a solar cell including a first electrode, a second electrode, a photoelectric conversion layer disposed between the first electrode and the second electrode, and an electron transport layer disposed between the first electrode and the photoelectric conversion layer. At least one of the first electrode and the second electrode has a light-transmitting property. The photoelectric conversion layer contains a perovskite compound composed of a monovalent cation, a Sn cation, and a halogen anion. The electron transport layer contains an electron transport material containing niobium oxide. The niobium oxide is amorphous. The electron transport material has a conduction band at a bottom of which an energy level with respect to a vacuum level is greater than −3.9 eV and less than −3.1 eV.