公开(公告)号：US20240268218A1

公开(公告)日：2024-08-08

申请号：US18516015

申请日：2023-11-21

Applicant: Samsung Display Co., Ltd.

Inventor： SOOHO LEE ,  Jungho JO ,  YUNHYUK KO ,  Yun Ku JUNG

IPC: H10K85/30 ,  C07F3/06

CPC classification number: H10K85/381 ,  C07F3/06 ,  H10K50/16

Abstract: A metal oxide nanoparticle includes a compound represented by Chemical Formula 1 and an alkyl amine ligand having 8 to 18 carbon atoms positioned on a surface of the compound.




In Chemical Formula 1, M may be one selected from among Ca, Zr, Al, Li, Mg, Ni, Y, W, Co, and Ga.

公开(公告)号：US20240052239A1

公开(公告)日：2024-02-15

申请号：US18344540

申请日：2023-06-29

Applicant: Samsung Display Co., Ltd.

Inventor： Jungho JO ,  Yunhyuk KO ,  Yunku JUNG ,  Changyeol HAN

IPC: C09K11/62 ,  H10K50/115 ,  C09K11/58 ,  C09K11/02

CPC classification number: C09K11/621 ,  H10K50/115 ,  C09K11/586 ,  C09K11/02 ,  H10K2102/331

Abstract: A quantum dot may include a core including indium (In) and A1, and a first shell covering the core, wherein A1 may be a group III element other than indium, a ratio of a radius of the core to a thickness of the first shell may be in a range of about 1:1 to about 9:1, and the quantum dot may emit blue light having a maximum emission wavelength in a range of about 440 nanometers (nm) to about 480 nm.