Effect of external bias on nongeminate recombination in polythiophene/methanofullerene organic solar cells

Journal of Physical Chemistry Letters

Volumn 2, Issue 14, 2011, Pages 1736-1741

  Mauer, Ralf ^a   Howard, Ian A ^a   Laquai, Frédéric ^a  

^a MAX PLANCK INSTITUTE FOR POLYMER RESEARCH   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

BIAS DEPENDENCE; DWELL TIME; EXPERIMENTAL TECHNIQUES; FILL FACTOR; INTERNAL ELECTRIC FIELDS; LOSS MECHANISMS; ORGANIC SOLAR CELL; PHOTOVOLTAIC DEVICES; POLY-THIOPHENE; QUASI-STEADY STATE; SOLAR ILLUMINATION;

BIAS VOLTAGE; CHARGE CARRIERS; ELECTRIC FIELDS; PHOTOVOLTAIC EFFECTS; PULSED LASERS; SOLAR CELLS;

CURRENT VOLTAGE CHARACTERISTICS;

EID: 79960702848     PISSN: None     EISSN: 19487185     Source Type: Journal    
DOI: 10.1021/jz2007879     Document Type: Article

References (24)

1. Liang, Y. Y.; Xu, Z.; Xia, J. B.; Tsai, S. T.; Wu, Y.; Li, G.; Ray, C.; Yu, L. P. For the Bright Future-Bulk Heterojunction Polymer Solar Cells with Power Conversion Efficiency of 7.4% Adv. Mater. 2010, 22, E135
2. Chu, T.-Y.; Lu, J.; Beaupre, S.; Zhang, Y.; Pouliot, J.-R. M.; Wakim, S.; Zhou, J.; Leclerc, M.; Li, Z.; Ding, J. Bulk Heterojunction Solar Cells Using Thieno[3,4-c ]pyrrole-4,6-dione and Dithieno[3,2-b:2′,3′-d ]silole Copolymer with a Power Conversion Efficiency of 7.3% J. Am. Chem. Soc. 2011, 133, 4250
3. Price, S. C.; Stuart, A. C.; Yang, L.; Zhou, H.; You, W. Fluorine Substituted Conjugated Polymer of Medium Band Gap Yields 7% Efficiency in Polymer-Fullerene Solar Cells J. Am. Chem. Soc. 2011, 133, 4625
4. Zhou, H. X.; Yang, L. Q.; Stuart, A. C.; Price, S. C.; Liu, S. B.; You, W. Development of Fluorinated Benzothiadiazole as a Structural Unit for a Polymer Solar Cell of 7% Efficiency Angew. Chem., Int. Ed. 2011, 50, 2995
5. Marsh, R. A.; Hodgkiss, J. M.; Friend, R. H. Direct Measurement of Electric Field-Assisted Charge Separation in Polymer:Fullerene Photovoltaic Diodes Adv. Mater. 2010, 22, 3672
6. Deibel, C. Charge Carrier Dissociation and Recombination in Polymer Solar Cells Phys. Status Solidi A 2009, 206, 2731
7. Kniepert, J.; Schubert, M.; Blakesley, J. C.; Neher, D. Photogeneration and Recombination in P3HT/PCBM Solar Cells Probed by Time-Delayed Collection Field Experiments J. Phys. Chem. Lett. 2011, 700
8. Jamieson, F. C.; Agostinelli, T.; Azimi, H.; Nelson, J.; Durrant, J. R. Field-Independent Charge Photogeneration in PCPDTBT/PC70BM Solar Cells J. Phys. Chem. Lett. 2010, 1, 3306
9. Shuttle, C. G.; Hamilton, R.; O?Regan, B. C.; Nelson, J.; Durrant, J. R. Charge-Density-Based Analysis of the Current-Voltage Response of Polythiophene/Fullerene Photovoltaic Devices Proc. Natl. Acad. Sci. U.S.A. 2010, 107, 16448
10. Mauer, R.; Howard, I. A.; Laquai, F. Effect of Nongeminate Recombination on Fill Factor in Polythiophene/Methanofullerene Organic Solar Cells J. Phys. Chem. Lett. 2010, 1, 3500
11. Cowan, S. R.; Roy, A.; Heeger, A. J. Recombination in Polymer-Fullerene Bulk Heterojunction Solar Cells Phys. Rev. B 2010, 82, 245207
12. Li, Z.; Gao, F.; Greenham, N. C.; McNeill, C. R. Comparison of the Operation of Polymer/Fullerene, Polymer/Polymer, and Polymer/Nanocrystal Solar Cells: A Transient Photocurrent and Photovoltage Study Adv. Funct. Mater. 2011, 21, 1419
13. Howard, I. A.; Mauer, R.; Meister, M.; Laquai, F. Effect of Morphology on Ultrafast Free Carrier Generation in Polythiophene:Fullerene Organic Solar Cells J. Am. Chem. Soc. 2010, 132, 14866
14. Clarke, T. M.; Jamieson, F. C.; Durrant, J. R. Transient Absorption Studies of Bimolecular Recombination Dynamics in Polythiophene/Fullerene Blend Films J. Phys. Chem. C. 2009, 113, 20934
15. Guo, J.; Ohkita, H.; Benten, H.; Ito, S. Charge Generation and Recombination Dynamics in Poly(3-hexylthiophene)/Fullerene Blend Films with Different Regioregularities and Morphologies J. Am. Chem. Soc. 2010, 132, 6154
16. Etzold, F.; Howard, I. A.; Mauer, R.; Meister, M.; Kim, T.-D.; Lee, K.-S.; Baek, N. S.; Laquai, F. Ultrafast Exciton Dissociation Followed by Nongeminate Charge Recombination in PCDTBT:PCBM Photovoltaic Blends J. Am. Chem. Soc. 2011, 133, 9469
17. McNeill, C. R.; Hwang, I.; Greenham, N. C. Photocurrent Transients in All-Polymer Solar Cells: Trapping and Detrapping Effects J. Appl. Phys. 2009, 106, 024507
18. Koster, L. J. A.; Kemerink, M.; Wienk, M. M.; Maturová, K.; Janssen, R. A. J. Quantifying Bimolecular Recombination Losses in Organic Bulk Heterojunction Solar Cells Adv. Mater. 2011, 1670
19. Mauer, R.; Kastler, M.; Laquai, F. The Impact of Polymer Regioregularity on Charge Transport and Efficiency of P3HT:PCBM Photovoltaic Devices Adv. Funct. Mater. 2010, 20, 2085
20. Mihailetchi, V. D.; Xie, H. X.; de Boer, B.; Koster, L. J. A.; Blom, P. W. M. Charge Transport and Photocurrent Generation in Poly(3-hexylthiophene): Methanofullerene Bulk-Heterojunction Solar Cells Adv. Funct. Mater. 2006, 16, 699
21. Deibel, C.; Baumann, A.; Dyakonov, V. Polaron Recombination in Pristine and Annealed Bulk Heterojunction Solar Cells Appl. Phys. Lett. 2008, 93, 163303
22. Deibel, C.; Wagenpfahl, A.; Dyakonov, V. Origin of Reduced Polaron Recombination in Organic Semiconductor Devices Phys. Rev. B 2009, 80, 075203
23. Juska, G.; Arlauskas, K.; Stuchlik, J.; Österbacka, R. Non-Langevin Bimolecular Recombination in Low-Mobility Materials J. Non-Cryst. Solids 2006, 352, 1167
24. Shuttle, C. G.; Hamilton, R.; Nelson, J.; O?Regan, B. C.; Durrant, J. R. Measurement of Charge-Density Dependence of Carrier Mobility in an Organic Semiconductor Blend Adv. Funct. Mater. 2010, 20, 698