Subnanosecond Charge Recombination Dynamics in P3HT/PC61BM Films
Abstract
:1. Introduction
2. Results and Discussion
2.1. Characterization of the Hole Dynamics in Subnanosecond Timeframe
2.2. Effects of Film Morphology and Excitation Photon Energy/Fluence on the Hole Dynamics
2.3. Concentration, Photon Energy and Time Dependence of Hole Mobility and Bimolecular Recombination
λex | SVA annealed P3HT/PC61BM film | CS2-casted P3HT/PC61BM film | ||||
---|---|---|---|---|---|---|
(nm) | μh (cm2·s−1·V−1) | γbi (cm3·s−1) | μh (cm2·s−1·V−1) | γbi (cm3·s−1) | ||
620 | 8.6 × 10−4 | 4.5 × 10−10 | 3.8 × 10−4 | 2.0 × 10−10 | ||
(8.6 × 10−5) | (4.5 × 10−11) | (3.4 × 10−5) | (1.7 × 10−11) | |||
460 | 8.7 × 10−4 | 4.5 × 10−10 | 3.1 × 10−4 | 1.6 × 10−10 | ||
(8.8 × 10−5) | (4.6 × 10−11) | (2.8 × 10−5) | (1.4 × 10−11) |
3. Experimental
4. Conclusions
Supplementary Materials
Acknowledgements
- Sample Availability: Samples of the compounds are available from the authors.
References and Notes
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Zhang, W.; Zhao, N.-J.; Huo, M.-M.; Fu, L.-M.; Ai, X.-C.; Zhang, J.-P. Subnanosecond Charge Recombination Dynamics in P3HT/PC61BM Films. Molecules 2012, 17, 13923-13936. https://doi.org/10.3390/molecules171213923
Zhang W, Zhao N-J, Huo M-M, Fu L-M, Ai X-C, Zhang J-P. Subnanosecond Charge Recombination Dynamics in P3HT/PC61BM Films. Molecules. 2012; 17(12):13923-13936. https://doi.org/10.3390/molecules171213923
Chicago/Turabian StyleZhang, Wei, Ning-Jiu Zhao, Ming-Ming Huo, Li-Min Fu, Xi-Cheng Ai, and Jian-Ping Zhang. 2012. "Subnanosecond Charge Recombination Dynamics in P3HT/PC61BM Films" Molecules 17, no. 12: 13923-13936. https://doi.org/10.3390/molecules171213923