Patent ID: 11905447
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  B | IPC B  C  H

Claim 6:
7. A quantum dot comprising:
zinc,
selenium, and
tellurium,
wherein the quantum dot comprises
a core comprising a first semiconductor nanocrystal, and
a semiconductor nanocrystal shell disposed on the core, the semiconductor nanocrystal shell comprising a zinc chalcogenide,
wherein the quantum dot further comprises magnesium,
wherein in the quantum dot, a mole ratio of tellurium with respect to selenium is greater than or equal to about 0.1:1, wherein the quantum dot does not comprise cadmium, and
wherein the quantum dot further comprises an additional metal and the additional metal comprises an alkali metal, aluminum, or a combination thereof.