Solar cells with copper electrodes
US10672922B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Aug 28, 2014 |
| Grant date | Jun 2, 2020 |
| Priority date | — |
| Expiry date | Sep 20, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed herein are solar cells comprising semiconductor substrates and Cu electrodes attached thereto, wherein, the Cu electrodes are derived from conductive pastes containing powder mixtures of Cu particles and crystalline Ge particles and glass frits dispersed in organic media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.