公开(公告)号：US20120042942A1

公开(公告)日：2012-02-23

申请号：US13167652

申请日：2011-06-23

Applicant: Sang-Cheol PARK ,  Jung-Gyu NAM ,  Su-Jin KIM ,  Mutsumi SUGIYAMA

Inventor： Sang-Cheol PARK ,  Jung-Gyu NAM ,  Su-Jin KIM ,  Mutsumi SUGIYAMA

IPC: H01L31/0224 ,  H01L31/0232 ,  H01L31/0264

CPC classification number: H01L31/0324 ,  H01L31/03923 ,  H01L31/03925 ,  H01L31/073 ,  H01L31/0749 ,  Y02E10/541 ,  Y02E10/543

Abstract: Provided is a solar cell that includes: a substrate; a first electrode disposed on the substrate; a light absorbing layer disposed on the first electrode; a buffer layer disposed on the light absorbing layer; and a second electrode disposed on the buffer layer, wherein the buffer layer contains a compound represented by one of the following Formulas 1 and 2: (In1-xGax)2O3  Formula 1 (In1-xAlx)2O3  Formula 2 wherein x is 0

Abstract translation: 提供一种太阳能电池，其包括：基板; 设置在所述基板上的第一电极; 设置在所述第一电极上的光吸收层; 设置在所述光吸收层上的缓冲层; 和设置在缓冲层上的第二电极，其中所述缓冲层含有由以下公式1和2之一表示的化合物：（In1-xGax）2O3式1（In1-xAlx）2O3式2其中x为0