Invention Grant
- Patent Title: Cadmium free quantum dot including lithium, production method thereof, and electronic device including the same
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Application No.: US16851520Application Date: 2020-04-17
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Publication No.: US11739263B2Publication Date: 2023-08-29
- Inventor: Yong Wook Kim , Eun Joo Jang , Hyo Sook Jang , Soo Kyung Kwon , Seon-Yeong Kim , Ji-Yeong Kim
- Applicant: SAMSUNG ELECTRONICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Gyeonggi-Do
- Agency: CANTOR COLBURN LLP
- Priority: KR 20190045758 2019.04.18
- Main IPC: C09K11/88
- IPC: C09K11/88 ; C09K11/02 ; F21V8/00 ; G02F1/13357 ; H01L27/32 ; C09K11/08 ; C09K11/56 ; B82Y20/00 ; B82Y40/00
Abstract:
A cadmium free quantum dot includes zinc, tellurium, and selenium, and lithium. A full width at half maximum of a maximum luminescent peak of the cadmium free quantum dot is less than or equal to about 50 nanometers and the cadmium free quantum dot has a quantum efficiency of greater than 1%.
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