Abstract
Organic photovoltaics based on 5-hexylthiophene-fused porphyrazines as the donor material were investigated. Bilayer solar cells consisting of a solution deposited donor layer and a vapor deposited C60 acceptor layer showed decent photovoltaic performances of up to PCE of 1.2%, which is comparable to the corresponding CuPc/C60 bilayer solar cells. On the other hand, bulk-heterojunction solar cells with PC61BM gave much reduced photovoltaic performances with maximum PCE of 0.70%, which can be ascribed to poor film morphology.
Original language | English |
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Pages (from-to) | 1975-1980 |
Number of pages | 6 |
Journal | Organic Electronics |
Volume | 13 |
Issue number | 10 |
DOIs | |
Publication status | Published - 2012 Oct |
Keywords
- Organic photovoltaic cells
- Phthalocyanines
- Porphyrazines
- Solution-process