公开(公告)号：US20230193122A1

公开(公告)日：2023-06-22

申请号：US17960284

申请日：2022-10-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junehyuk Jung ,  Jaebok Chang ,  Sungjae Kim ,  Juo Nam ,  Donghee Lee ,  Taekjoon Lee

IPC: C09K11/02 ,  C09K11/88 ,  C09K11/08

CPC classification number: C09K11/025 ,  C09K11/883 ,  C09K11/0883 ,  B82Y20/00

Abstract: Provided are a method of preparing a quantum dot, a quantum dot prepared thereby, and an electronic apparatus including the quantum dot. The method includes: preparing a core including a Group III element, a Group V element, and gallium (Ga); and preparing a shell covering the core by using a composition for forming the shell. The composition for forming the shell includes a first additive, and the first additive is a metal halide.

公开(公告)号：US20220127529A1

公开(公告)日：2022-04-28

申请号：US17504190

申请日：2021-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jaebok Chang ,  Maksym V. Kovalenko ,  Viktoriia Morad ,  Duckjong Suh ,  Baekhee Lee ,  Junwoo Lee ,  Taekjoon Lee

IPC: C09K11/75 ,  C01G30/00 ,  H01L27/32 ,  H01L51/50

Abstract: An inorganic metal halide compound for one of a light emitting device and an optical member, the compound being represented by Formula 1 and having a double perovskite structure of Formula 1 as defined herein.