公开(公告)号：US11862407B2

公开(公告)日：2024-01-02

申请号：US17994455

申请日：2022-11-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yandong Wang ,  Zhaohui Liu ,  Shuojian Su ,  Yongsheng Guo ,  Guodong Chen ,  Chuying Ouyang

IPC: H10K71/16 ,  H01G9/20 ,  H01G9/00 ,  H10K30/30 ,  H10K30/40 ,  H10K30/82 ,  C23C14/58 ,  C23C14/06 ,  H10K85/30

CPC classification number: H01G9/2009 ,  C23C14/06 ,  C23C14/0694 ,  C23C14/584 ,  C23C14/5846 ,  H01G9/0029 ,  H01G9/0036 ,  H10K30/30 ,  H10K30/40 ,  H10K30/82 ,  H10K71/164 ,  H10K85/30

Abstract: The present application provides a method for preparing a perovskite film, and a related perovskite film, solar cell and solar cell device thereof. The preparation method may include the steps of (1) providing a target material comprising the following elements: lead, a halogen, and one or more alkali metals; (2) sputtering using the target material in step (1), where a process gas is a noble gas, optionally, argon, so as to obtain a film; (3) subjecting the film obtained in step (2) to a chemical bath treatment, wherein the chemical bath is a solution of AX, A is selected from one or more of formamidine or methylamine, and X is a halogen; and (4) sputtering on the film obtained in step (3) using a tin metal, where a process gas comprises a noble gas, optionally, a mixture of argon and a halogen gas, so as to obtain the perovskite film.

公开(公告)号：US20230299219A1

公开(公告)日：2023-09-21

申请号：US18325009

申请日：2023-05-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shuojian Su ,  Zhaohui Liu ,  Yandong Wang ,  Yanfen Wang ,  Yongsheng Guo ,  Guodong Chen ,  Chuying Ouyang

IPC: H01L31/032 ,  H01L31/077 ,  H01L31/0368 ,  H01L31/0352 ,  H01L31/18 ,  C01G21/00

CPC classification number: H01L31/032 ,  H01L31/077 ,  H01L31/0368 ,  H01L31/03529 ,  H01L31/1864 ,  C01G21/006 ,  C01P2006/40 ,  C01P2002/34

Abstract: An A/M/X crystalline material, a photovoltaic device, and preparation methods thereof are provided. The photovoltaic device includes a photoactive crystalline material layer. The photoactive crystalline material layer includes a penetrating crystal, where the penetrating crystal is a crystal penetrating through the photoactive crystalline material layer, and a percentage p of a quantity of penetrating crystals in a total quantity of crystals of the photoactive crystalline material layer is ≥80%. The photoactive crystalline material layer includes a backlight side and a backlight crystal, where the backlight crystal is a crystal exposed to the backlight side and has a backlight crystal face exposed to the backlight side. At least one region of the backlight side has an average flatness index Ravg being ≤75.

公开(公告)号：US20240224789A1

公开(公告)日：2024-07-04

申请号：US18587979

申请日：2024-02-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Hanfang Li ,  Shuojian Su ,  Weifeng Liang ,  Changsong Chen ,  Xiangling Lin ,  Zhaohui Liu ,  Guodong Chen ,  Yongsheng Guo

IPC: H10K85/50 ,  C07C211/63 ,  C07C211/64 ,  C07D209/44 ,  C07D211/14 ,  C07D213/06 ,  C07D215/10 ,  C07D223/04 ,  H02S10/40 ,  H10K30/30 ,  H10K30/40 ,  H10K30/50 ,  H10K71/12 ,  H10K71/40 ,  H10K85/60

CPC classification number: H10K85/50 ,  C07C211/63 ,  C07C211/64 ,  C07D209/44 ,  C07D211/14 ,  C07D213/06 ,  C07D215/10 ,  C07D223/04 ,  H10K85/615 ,  H10K85/654 ,  H10K85/6572 ,  H02S10/40 ,  H10K30/30 ,  H10K30/40 ,  H10K30/50 ,  H10K71/12 ,  H10K71/441

Abstract: Provided are an ionic compound and an application thereof, a perovskite precursor solution, a perovskite material, a solar material, a solar cell, and an electric apparatus. The ionic compound has a structure represented by any one of formulas (1) to (3). The ionic compound can improve the stability of perovskite materials and thus improve the efficiency and stability of solar cells.