Device parameters for perovskite solar cells with RFRS TiO2 depending on the annealing temperatures.
Devices | PCE (%) | FF (%) | ||
---|---|---|---|---|
Before annealing | 16.547 | 1.068 | 20.301 | 76.353 |
250 °C | 17.457 | 1.095 | 20.276 | 78.605 |
350 °C | 16.469 | 1.045 | 20.791 | 75.811 |
450 °C | 16.422 | 1.054 | 21.074 | 73.955 |
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