Quantum dots and preparation method thereof, and optical member and electronic device each including quantum dots

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United States of America Patent

PATENT NO 11725142
SERIAL NO

17546882

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Abstract

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A quantum dot, a method of preparing the quantum dot, and an optical member and an electronic device, each including the quantum dot, are provided. The quantum dot includes: a core including a Group III-V semiconductor compound alloyed with gallium (Ga); a first shell surrounding the core; and a second shell surrounding the first shell, wherein the first shell includes a first compound that includes a Group II-VI semiconductor compound, a Group III-V semiconductor compound, or a Group III-VI semiconductor compound, the second shell includes a second compound that includes a Group II-VI semiconductor compound, a Group III-V semiconductor compound, or a Group III-VI semiconductor compound, the first compound and the second compound are different from each other, and the atomic percentages of specific elements in a material of the core, elemental ratios in the first shell and second shell with respect to the core satisfy certain ranges.

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Patent Owner(s)

Patent OwnerAddress
SAMSUNG DISPLAY CO LTD95 SAMSUNG 2 RO GIHEUNG-GU YONGIN-CITY GYEONGGI-DO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chang, Jaebok Yongin-si, KR 17 10
Jung, Junehyuk Yongin-si, KR 20 6
Lee, Baekhee Yongin-si, KR 17 105
Lee, Junwoo Yongin-si, KR 31 98
Park, Seungwon Yongin-si, KR 14 60
Song, Junghoon Yongin-si, KR 2 6

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