Quantum dot, color conversion panel, and display device including the same

Abstract

A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.

What is claimed is: 
     
         1 . A quantum dot, comprising:
 a core; and   a shell layer positioned outside of the core,   wherein:   at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and   the core includes a Group III-V compound.   
     
     
         2 . The quantum dot as claimed in  claim 1 , wherein the Group III-V compound includes GaN, GaP, GaAs, GaSb, AlN, AIP, AlAs, AlSb, InN, InP, InAs, InSb, GaNP, GaNAs, GaNSb, GaPAs, GaPSb, AINP, AINAs, AINSb, AIPAs, AIPSb, InNP, InNAs, InNSb, InPAs, InPSb, GaAINAs, GaAINSb, GaAIPAs, GaAIPSb, GaInNP, GaInNAs, GaInNSb, GaInPAs, GaInPSb, GaAINP, InAINP, InAINAs, InAINSb, InAIPAs, InAIPSb, or a mixture thereof. 
     
     
         3 . The quantum dot as claimed in  claim 1 , wherein:
 the core further includes a Group II-VI compound, and   the core includes an alloy of the Group III-V compound and the Group II-VI compound.   
     
     
         4 . The quantum dot as claimed in  claim 3 , wherein the Group II-VI compound includes CdSe, CdTe, ZnS, ZnSe, ZnTe, ZnO, HgS, HgSe, HgTe, MgSe, MgS, CdSeS, CdSeTe, CdSTe, ZnSeS, ZnSeTe, ZnSTe, HgSeS, HgSeTe, HgSTe, CdZnS, CdZnSe, CdZnTe, CdHgS, CdHgSe, CdHgTe, HgZnS, HgZnSe, HgZnTe, MgZnSe, MgZnS, HgZnTeS, CdZnSeS, CdZnSeTe, CdZnSTe, CdHgSeS, CdHgSeTe, CdHgSTe, HgZnSeS, HgZnSeTe, HgZnSTe, or a mixture thereof. 
     
     
         5 . The quantum dot as claimed in  claim 1 , wherein:
 the shell layer includes a first portion adjacent to the core and a second portion farther from the core than the first portion, and   the second portion of the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc.   
     
     
         6 . The quantum dot as claimed in  claim 1 , wherein
 the shell layer includes a first portion adjacent to the core and a second portion farther from the core than the first portion, and   the core and the first portion of the shell layer are doped with aluminum, silicon, titanium, magnesium, or zinc.   
     
     
         7 . The quantum dot as claimed in  claim 1 , wherein:
 the core includes In and P,   the shell layer includes Zn, Se, or S, and   at least one of the core and the shell layer is doped with aluminum.