公开(公告)号：US11312904B2

公开(公告)日：2022-04-26

申请号：US16986384

申请日：2020-08-06

申请人： SAMSUNG ELECTRONICS CO., LTD. ,  The Governing Council of the University of Toronto

发明人： Jihyun Min ,  Eun Joo Jang ,  Edward H. Sargent ,  Hyo Sook Jang ,  Makhsud I. Saidaminov ,  Sjoerd Hoogland ,  Ankit Jain ,  Andrew Johnston ,  Oleksandr Voznyy

IPC分类号： C09K11/75 ,  C09K11/02 ,  C09K11/74 ,  B82Y30/00 ,  B82Y40/00 ,  B82Y20/00

摘要： A semiconductor nanocrystal particle represented by Chemical Formula 1 and having a full width at half maximum (FWHM) of less than or equal to about 30 nanometers (nm) in the emission wavelength spectrum is provided: AxA′(3+α−x)D(2+β)E(9+γ).  Chemical Formula 1 In Chemical Formula 1, A is a first metal including Rb, Cs, or a combination thereof, A′ is an organic substance derived from an ammonium salt, an organic material derived from an organic ligand, or an organic material including a combination thereof, D is a second metal including Sb, Bi, or a combination thereof E is Cl, Br, I, or a combination thereof, 1 0, −1