Metal chalcogenide nanoparticles for preparing light absorption layer of solar cells and method of preparing the same
US10170649B2 · kind B2 · utility
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Key dates
| Filing date | Jun 29, 2017 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Jun 29, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed are metal chalcogenide nanoparticles forming a light absorption layer of solar cells including a first phase including copper (Cu)-tin (Sn) chalcogenide and a second phase including zinc (Zn) chalcogenide, and a method of preparing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.