公开(公告)号：US20100294357A1

公开(公告)日：2010-11-25

申请号：US12782676

申请日：2010-05-18

Applicant: Deoc Hwan HYUN

Inventor： Deoc Hwan HYUN

IPC: H01L31/0236 ,  H01L31/18

CPC classification number: H01L31/0236 ,  H01L31/02363 ,  H01L31/028 ,  H01L31/035281 ,  H01L31/1804 ,  H01L31/182 ,  Y02E10/546 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell capable of improving efficiency, and a method for manufacturing the same is disclosed, wherein the method for manufacturing the solar cell comprises forming seeds in a predetermined surface portion of a semiconductor substrate doped with a first dopant through the use of silicon source gas; forming an irregularity structure on the semiconductor substrate by growing the seeds through a heat-treatment process; forming a first semiconductor layer doped with a second dopant in the semiconductor substrate with the irregularity structure, wherein the second dopant is different from the first dopant; and forming a front electrode at one side of the semiconductor substrate, the front electrode electrically connected to the first semiconductor layer.

Abstract translation: 公开了一种能够提高效率的太阳能电池及其制造方法，其中，太阳能电池的制造方法包括通过使用硅源气体在掺杂有第一掺杂剂的半导体衬底的规定表面部分形成晶种 ; 通过热处理工艺生长种子，在半导体衬底上形成不规则结构; 在所述半导体衬底中形成具有不规则结构的掺杂有第二掺杂剂的第一半导体层，其中所述第二掺杂剂不同于所述第一掺杂剂; 以及在所述半导体衬底的一侧形成前电极，所述前电极与所述第一半导体层电连接。