公开(公告)号：USRE46739E1

公开(公告)日：2018-02-27

申请号：US15073045

申请日：2016-03-17

Applicant: KYOCERA CORPORATION

Inventor： Daisuke Nishimura ,  Toshifumi Sugawara ,  Ken Nishiura ,  Norihiko Matsushima ,  Yosuke Inomata ,  Hisao Arimune ,  Tsuyoshi Uesugi

IPC: H01L31/042 ,  H01L31/0224 ,  H01L31/046 ,  H01L31/0749 ,  H01L31/0465

CPC classification number: H01L31/022425 ,  H01L31/046 ,  H01L31/0465 ,  H01L31/0749 ,  Y02E10/541 ,  Y02P70/521

Abstract: To provide a photoelectric conversion device having a high photoelectric conversion efficiency, a photoelectric conversion device 21 includes a substrate 1, a plurality of lower electrodes 2 on the substrate 1 comprising a metal element, a plurality of photoelectric conversion layers 33 comprising a chalcogen compound semiconductor formed on the plurality of lower electrodes 2 and separated from one another on the lower electrodes 2, a metal-chalcogen compound layer 8 comprising the metal element and a chalcogen element included in the chalcogen compound semiconductor formed between the lower electrode 2 and the photoelectric conversion layer 33, an upper electrode 5 formed on the photoelectric conversion layer 33, and a connection conductor 7 electrically connecting, in a plurality of the photoelectric conversion layers 33, the upper electrode 5 to the lower electrode 2 without interposition of the metal-chalcogen compound layer 8.