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公开(公告)号:US11598905B2
公开(公告)日:2023-03-07
申请号:US16897024
申请日:2020-06-09
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor: Sang Wook Han , Seung Woo Jeon , Sung Wook Moon , Yong Su Kim , Hyang Tag Lim , Ho Joong Jung , Young Wook Cho
Abstract: An inverted nanocone structure of the present disclosure includes a first surface, a second surface spaced apart from the first surface by a predetermined distance and having a greater area than the first surface, and a body having an inverted cone shape between the first surface and the second surface, wherein at least one activated point defect center is provided in the body.