US 11,955,468 B2
Light emitting element and display device including the same and method for manufacturing display device
Yunku Jung, Cheonan-si (KR); Sungwoon Kim, Yongin-si (KR); Changhee Lee, Seoul (KR); Jaekook Ha, Seoul (KR); Yunhyuk Ko, Anyang-si (KR); Jaehoon Kim, Seoul (KR); Minki Nam, Incheon (KR); Hyunmi Doh, Seoul (KR); Myoungjin Park, Seoul (KR); Jae Hong Park, Seoul (KR); and Junwoo Park, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jul. 17, 2020, as Appl. No. 16/932,591.
Claims priority of application No. 10-2019-0094379 (KR), filed on Aug. 2, 2019.
Prior Publication US 2021/0035962 A1, Feb. 4, 2021
Int. Cl. H01L 25/16 (2023.01); H01L 23/00 (2006.01); H01L 33/44 (2010.01)
CPC H01L 25/167 (2013.01) [H01L 24/32 (2013.01); H01L 24/83 (2013.01); H01L 33/44 (2013.01); H01L 2224/32137 (2013.01); H01L 2224/80143 (2013.01); H01L 2224/83085 (2013.01); H01L 2224/83896 (2013.01); H01L 2924/12041 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A light emitting element comprising:
a body comprising:
a semiconductor layer;
an active layer; and
an insulating film covering a side surface of the semiconductor layer and the active layer, and comprising a metal oxide;
a ligand comprising:
a head portion bonded to the insulating film at an exterior surface of the body, the head portion being a hydroxyl group, a thiol group, a catechol group, or a carboxyl group, wherein the exterior surface of the body is a surface that defines an outermost surface of the body;
an end portion spaced apart from the body, and having a positive or a negative charge; and
a chain portion connecting the head portion and the end portion.