Abstract
High-performance inverted solar cells using various low-bandgap polymers are achieved by using excellent metal oxide nanoparticles including ZnO and TiO2:Cs nanoparticles as an electron-transport layer (ETL). Power conversion efficiencies (PCE) as high as 7.3% are achieved with inverted single cells based on PTB7:PC71BM. The results give a guideline for high-efficiency and stable inverted single-junction and tandem polymer solar cells.
Original language | English |
---|---|
Pages (from-to) | 5267-5272 |
Number of pages | 6 |
Journal | Advanced Materials |
Volume | 24 |
Issue number | 38 |
DOIs | |
Publication status | Published - 2 Oct 2012 |
Externally published | Yes |
Keywords
- bulk-heterojunction solar cells
- electron-transport layers
- inverted structures
- polymer solar cells
ASJC Scopus subject areas
- Materials Science(all)
- Mechanics of Materials
- Mechanical Engineering