公开(公告)号：US20180366277A1

公开(公告)日：2018-12-20

申请号：US16011387

申请日：2018-06-18

Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY

Inventor： Jang Won SEO ,  Nam Joong JEON ,  Tae Youl YANG ,  Jun Hong NOH ,  Eui Hyuk JUNG

IPC: H01G9/20 ,  H01L51/42 ,  H01L51/00

Abstract: Provided is a perovskite solar cell, and more particularly, a perovskite solar cell including an organometal halide layer having a perovskite structure; and a crystalline material layer stacked while forming an interface with the organometal halide layer, wherein a crystalline material of the crystalline material layer is a crystalline halide having a crystal structure different from the perovskite structure, and the crystalline halide has a band gap energy higher than a band gap energy of an organometal halide of the organometal halide layer, and has a valence band maximum energy level lower than a valence band maximum energy level of the organometal halide.

公开(公告)号：US20190288207A1

公开(公告)日：2019-09-19

申请号：US16348861

申请日：2017-11-08

Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY

Inventor： Jaemin LEE ,  Hye Jin NA ,  Nam Joong JEON ,  Jang Won SEO ,  Jun Hong NOH ,  Tae Youl YANG ,  Sang IL SEOK

IPC: H01L51/00 ,  C07C217/92 ,  C07C213/08 ,  C07C217/94 ,  H01G9/20 ,  H01L51/42

Abstract: A spirobifluorene compound and a perovskite solar cell including the spirobifluorene compound are disclosed. More particularly, a spirobifluorene compound which can be used as a hole transport material of a perovskite solar cell is disclosed. A perovskite solar cell including the spirobifluorene compound as a hole transport material is further disclosed.

公开(公告)号：US20180282861A1

公开(公告)日：2018-10-04

申请号：US15919751

申请日：2018-03-13

Applicant: Korea Research Institute of Chemical Technology

Inventor： Jang Won SEO ,  Nam Joong JEON ,  Tae Youl YANG ,  Jun Hong NOH ,  Young Chan KIM ,  Eun Young PARK

IPC: C23C16/08 ,  C23C16/18 ,  C01B9/00

Abstract: Provided are a porous metal halide film that reacts with an organic halide to be converted into an organometal halide having a perovskite structure, thereby fabricating the organometal halide, a fabrication method thereof, and a fabrication method of an organometal halide having a perovskite structure using the same, and specifically, the porous metal halide film according to the present disclosure satisfies Relational Expression 1 below: I(101)/I(001)≥0.5  (Relational Expression 1) in Relational Expression 1, I(101) is a diffraction intensity of a (101) plane in X-ray diffraction pattern using a Cu Kα line of the porous metal halide film, and I(001) is a diffraction intensity of the (001) plane in the same X-ray diffraction pattern.