Quantum dots and devices including the same
US11624027B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2021 |
| Grant date | Apr 11, 2023 |
| Priority date | — |
| Expiry date | Jul 28, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/38
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A quantum dot according to an embodiment includes a core including a first semiconductor nanocrystal including zinc, selenium, and tellurium and a semiconductor nanocrystal shell on the core, the semiconductor nanocrystal shell including a zinc chalcogenide, wherein the quantum dot does not include cadmium, the zinc chalcogenide includes zinc and selenium, the quantum dot further includes gallium and a primary amine having 5 or more carbon atoms, and the quantum dot is configured to emit light having a maximum emission peak in a range of greater than about 450 nanometers (nm) and less than or equal to about 480 nm by excitation light. A method of producing the quantum dot and an electronic device including the same are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.