公开(公告)号：US09821303B2

公开(公告)日：2017-11-21

申请号：US14640816

申请日：2015-03-06

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Dong Ick Son ,  Jong Hyeok Park ,  Su Kang Bae ,  Jung Kyu Kim ,  Gee Woo Chang

IPC: H01L51/46 ,  B01J35/00 ,  B01J23/06 ,  B01J21/18 ,  B01J23/22 ,  B01J23/30 ,  B01J23/745 ,  B01J31/00 ,  H01G9/20 ,  B01J37/02

CPC classification number: B01J35/004 ,  B01J21/18 ,  B01J23/06 ,  B01J23/22 ,  B01J23/30 ,  B01J23/745 ,  B01J31/00 ,  B01J35/0013 ,  B01J35/0033 ,  B01J37/0219 ,  H01G9/2027 ,  H01G9/2045

Abstract: The present invention relates to a photocatalyst using a semiconductor-carbon nanomaterial core-shell composite quantum dot and a method for preparing the same, more particularly to a microparticle in which a semiconductor-carbon nanomaterial core-shell composite quantum dot is self-assembled using 4-aminophenol, capable of improving photoelectrochemical response and photoconversion efficiency when used as a photocatalyst or a photoelectrode of a photoelectrochemical device, a photoelectrochemical device using the same and a method for preparing the same.