公开(公告)号：US20240304737A1

公开(公告)日：2024-09-12

申请号：US18649202

申请日：2024-04-29

申请人： GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY

发明人： Kwang Hee LEE ,  Hong Kyu KANG ,  Soo Young JANG ,  Seok KIM ,  Hyun Min PARK ,  Jong Hoon LEE

IPC分类号： H01L31/0224 ,  H01L31/0236 ,  H01L31/20

CPC分类号： H01L31/022425 ,  H01L31/02366 ,  H01L31/208

摘要： Provided in one embodiment of the present invention is a solar cell upper electrode which is positioned on a photoactive layer and which includes a conductive polymer layer, wherein ionic liquid comes in contact with the surface of the conductive polymer layer so as to the post-treated, and, due to the post-treatment, an ion-exchange reaction occurs only in the upper area of the conductive upper electrode according to an embodiment of the present invention is not gelated so as to improve electrode performance, and does not oxidize a photoactive layer positioned under the electrode so as to be usable as an upper electrode, and thus can improve the performance of a solar cell to which the electrode is applied.

公开(公告)号：US20230054698A1

公开(公告)日：2023-02-23

申请号：US17793334

申请日：2021-05-06

申请人： GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY

发明人： Kwang Hee LEE ,  Hong Kyu KANG ,  Soo Young JANG ,  Seok KIM ,  Hyun Min PARK ,  Jong Hoon LEE

IPC分类号： H01L31/0224 ,  H01L31/0236 ,  H01L31/20

摘要： Provided in one embodiment of the present invention is a solar cell upper electrode which is positioned on a photoactive layer and which includes a conductive polymer layer, wherein ionic liquid comes in contact with the surface of the conductive polymer layer so as to the post-treated, and, due to the post-treatment, an ion-exchange reaction occurs only in the upper area of the conductive upper electrode according to an embodiment of the present invention is not gelated so as to improve electrode performance, and does not oxidize a photoactive layer positioned under the electrode so as to be usable as an upper electrode, and thus can improve the performance of a solar cell to which the electrode is applied.