Light emitting device, method of manufacturing the same, and display device

A light emitting device comprising

• a first electrode,
• a second electrode,
• a quantum dot layer disposed between the first electrode and the second electrode, and
• a first auxiliary layer disposed between the quantum dot layer and the first electrode,
• wherein the first auxiliary layer comprises nickel oxide nanoparticles having an average particle diameter of less than or equal to about 10 nanometers, and
• wherein the first auxiliary layer further comprises an organic ligand derived from a substituted or unsubstituted C1 to C10 alkylamine compound, a substituted or unsubstituted C2 to C10 carboxylic acid compound, or a combination thereof.