Quantum dots, quantum dot-polymer composite, and electronic device including the same
AssigneeSamsung Electronics Co., Ltd.
InventorsJihyun MIN, Eun Joo JANG, Yong Wook KIM
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Abstract
A quantum dot, a quantum dot-polymer composite, and an electronic device including the same The quantum dot includes a core including a first semiconductor nanocrystal; a first shell including a second semiconductor nanocrystal including a Group III-VI compound on the core; and a second shell including a third semiconductor nanocrystal having a composition different from that of the second semiconductor nanocrystal on the first shell; wherein one of the first semiconductor nanocrystal and the third semiconductor nanocrystal includes a Group III-V compound.
Claims43
A quantum dot, comprising
- a core composing a first semiconductor nanocrystal;
- a first shell comprising a second semiconductor nanocrystal composing a Group III-VI compound disposed on the core and
- a second shell composing a third semiconductor nanocrystal having a composition different from that of the second semiconductor nanocrystal on the first shell;
- wherein one of the first semiconductor nanocrystal and the third semiconductor nanocrystal comprises a Group III-V compound.
The electronic device of claim 40, further comprising a hole auxiliary layer.
A quantum dot, comprising
- a core comprising a first semiconductor nanocrystal comprising indium and phosphorus;
- a first shell comprising a second semiconductor nanocrystal comprising gallium and sulfur;
- and
- a second shell comprising a third semiconductor nanocrystal comprising zinc and sulfur;
- zinc and selenium;
- or a combination thereof.
Dependencies are inferred from the claim text.