Intensity dependent femtosecond dynamics in a PBDTTPD-based solar cell material

Journal of Physical Chemistry Letters

Volumn 3, Issue 20, 2012, Pages 2952-2958

  Paraecattil, Arun Aby ^a   Beaupré, Serge ^b   Leclerc, Mario ^b   Moser, Jacques E ^a   Banerji, Natalie ^a  

^a EPFL   (Switzerland)

^b UNIVERSITÉ LAVAL   (Canada)

Author keywords

Energy and Charge Transport; Energy Conversion and Storage

Indexed keywords

BULK HETEROJUNCTION; CHARGE SEPARATIONS; EXCITED-STATE DYNAMICS; FEMTOSECOND DYNAMICS; FEMTOSECOND TRANSIENT ABSORPTION SPECTROSCOPY; FULLERENE DERIVATIVE; HIGH POWER CONVERSION; INTENSITY-DEPENDENT; LASER FLUENCES; ORGANIC SOLAR CELL; PUMP POWER; SOLAR CELL MATERIALS; SPECTRAL SIGNATURE; TIME RESOLUTION; TIME-SCALES; ULTRA-FAST;

CHARGE CARRIERS; CONVERSION EFFICIENCY; DYNAMICS; HETEROJUNCTIONS; SOLAR CELLS;

EXCITONS;

EID: 84867650855     PISSN: None     EISSN: 19487185     Source Type: Journal    
DOI: 10.1021/jz301110e     Document Type: Article

References (42)

1. Heeger, A. J.; Sariciftci, N. S.; Namdas, E. B. Semiconducting and Metallic Polymers; Oxford University Press: Oxford, UK, 2010.
2. Thompson, B. C.; Frechet, J. M. J. Polymer-Fullerene Composite Solar Cells Angew. Chem., Int. Ed. Engl. 2008, 47, 58-77
3. Zou, Y.; Najari, A.; Berrouard, P.; Beaupre, S.; Reda, A. B.; Tao, Y.; Leclerc, M. A Thieno[3,4-c]pyrrole-4,6-dione-Based Copolymer for Efficient Solar Cells J. Am. Chem. Soc. 2010, 132, 5330-5331
4. Zhang, Y.; Hau, S. K.; Yip, H.-L.; Sun, Y.; Acton, O.; Jen, A. K. Y. Efficient Polymer Solar Cells Based on the Copolymers of Benzodithiophene and Thienopyrroledione Chem. Mater. 2010, 22, 2696-2698
5. Piliego, C.; Holcombe, T. W.; Douglas, J. D.; Woo, C. H.; Beaujuge, P. M.; Frechet, J. M. J. Synthetic Control of Structural Order in N -Alkylthieno[3,4-c]pyrrole-4,6-dione-Based Polymers for Efficient Solar Cells J. Am. Chem. Soc. 2010, 132, 7595-7597
6. Aich, B. R.; Lu, J.; Beaupre, S.; Leclerc, M.; Tao, Y. Control of the Active Layer Nanomorphology by Using Co-additives Towards High-Performance Bulk Heterojunction Solar Cells Org. Electron. 2012, 13, 1736-1741
7. Shuttle, C. G.; Treat, N. D.; Douglas, J. D.; Frechet, J. M. J.; Chabinyc, M. L. Deep Energetic Trap States in Organic Photovoltaic Devices Adv. Energy Mater. 2012, 2, 111-119
8. Hwang, I.; Beaupre, S.; Leclerc, M.; Scholes, G. D. Ultrafast Relaxation of Charge-Transfer Excitons in Low-Bandgap Conjugated Copolymers Chem. Sci. 2012, 3, 2270-2277
9. Etzold, F.; Howard, I. A.; Forler, N.; Cho, D. M.; Meister, M.; Mangold, H.; Shu, J.; Hansen, M. R.; Muellen, K.; Laquai, F. The Effect of Solvent Additives on Morphology and Excited-State Dynamics in PCPDTBT:PCBM Photovoltaic Blends J. Am. Chem. Soc. 2012, 134, 10569-10583
10. 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, 9469-9479
11. 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, 14866-14876
12. Marsh, R. A.; Hodgkiss, J. M.; Albert-Seifried, S.; Friend, R. H. Effect of Annealing on P3HT:PCBM Charge Transfer and Nanoscale Morphology Probed by Ultrafast Spectroscopy Nano Lett. 2010, 10, 923-930
13. Guo, J. M.; 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, 6154-6164
14. Tong, M. H.; Coates, N. E.; Moses, D.; Heeger, A. J.; Beaupre, S.; Leclerc, M. Charge Carrier Photogeneration and Decay Dynamics in the Poly(2,7-carbazole) Copolymer PCDTBT and in Bulk Heterojunction Composites with PC70BM Phys. Rev. B 2010, 81, 125210
15. Cook, S.; Katoh, R.; Furube, A. Ultrafast Studies of Charge Generation in PCBM:P3HT Blend Films Following Excitation of the Fullerene PCBM J. Phys. Chem. C 2009, 113, 2547-2552
16. Hwang, I. W.; Moses, D.; Heeger, A. J. Photoinduced Carrier Generation in P3HT/PCBM Bulk Heterojunction Materials J. Phys. Chem. C 2008, 112, 4350-4354
17. De, S.; Pascher, T.; Maiti, M.; Jespersen, K. G.; Kesti, T.; Zhang, F. L.; Inganas, O.; Yartsev, A.; Sundstrom, V. Geminate Charge Recombination in Alternating Polyfluorene Copolymer/Fullerene Blends J. Am. Chem. Soc. 2007, 129, 8466-8472 (Pubitemid 47066508)
18. Hodgkiss, J. M.; Albert-Seifried, S.; Rao, A.; Barker, A. J.; Campbell, A. R.; Marsh, R. A.; Friend, R. H. Exciton-Charge Annihilation in Organic Semiconductor Films Adv. Funct. Mater. 2012, 22, 1567-1577
19. 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, 20934-20941
20. Ferguson, A. J.; Kopidakis, N.; Shaheen, S. E.; Rumbles, G. Quenching of Excitons by Holes in Poly(3-hexylthiophene) Films J. Phys. Chem. C 2008, 112, 9865-9871
21. Risko, C.; McGehee, M. D.; Bredas, J. L. A Quantum-Chemical Perspective into Low Optical-Gap Polymers for Highly-Efficient Organic Solar Cells Chem. Sci. 2011, 2, 1200-1218
22. Wells, N. P.; Boudouris, B. W.; Hillmyer, M. A.; Blank, D. A. Intramolecular Exciton Relaxation and Migration Dynamics in Poly(3- hexylthiophene) J. Phys. Chem. C 2007, 111, 15404-15414 (Pubitemid 350046063)
23. Banerji, N.; Cowan, S.; Leclerc, M.; Vauthey, E.; Heeger, A. J. Exciton Formation, Relaxation and Decay in PCDTBT J. Am. Chem. Soc. 2010, 132, 17459-17470
24. Banerji, N.; Cowan, S.; Vauthey, E.; Heeger, A. J. Ultrafast Relaxation of the Poly(3-hexylthiophene) Emission Spectrum J. Phys. Chem. C 2011, 115, 9726-9739
25. Tautz, R.; Da Como, E.; Limmer, T.; Feldmann, J.; Egelhaaf, H.-J.; von Hauff, E.; Lemaur, V.; Beljonne, D.; Yilmaz, S.; Dumsch, I. Structural Correlations in the Generation of Polaron Pairs in Low-Bandgap Polymers for Photovoltaics Nat. Commun. 2012, 3, 970
26. Rolczynski, B. S.; Szarko, J. M.; Son, H. J.; Liang, Y. Y.; Yu, L. P.; Chen, L. X. Ultrafast Intramolecular Exciton Splitting Dynamics in Isolated Low-Band-Gap Polymers and Their Implication in Photovoltaic Materials Design J. Am. Chem. Soc. 2012, 134, 4142-4152
27. Carsten, B.; Szarko, J. M.; Son, H. J.; Wang, W.; Lu, L. Y.; He, F.; Rolczynski, B. S.; Lou, S. J.; Chen, L. X.; Yu, L. P. Examining the Effect of the Dipole Moment on Charge Separation in Donor-Acceptor Polymers for Organic Photovoltaic Applications J. Am. Chem. Soc. 2011, 133, 20468-20475
28. Banerji, N.; Duvanel, G.; Perez-Velasco, A.; Maity, S.; Sakai, N.; Matile, S.; Vauthey, E. Excited-State Dynamics of Hybrid Multichromophoric Systems: Toward an Excitation Wavelength Control of the Charge Separation Pathways J. Phys. Chem. A 2009, 113, 8202-8212
29. Fita, P.; Luzina, E.; Dziembowska, T.; Radzewicz, C.; Grabowska, A. Chemistry, Photophysics, and Ultrafast Kinetics of Two Structurally Related Schiff Bases Containing the Naphthalene or Quinoline Ring J. Chem. Phys. 2006, 125
30. van Stokkum, I. H. M.; Larsen, D. S.; van Grondelle, R. Global and Target Analysis of Time-Resolved Spectra Biochim. Biophys. Acta, Bioenerg. 2004, 1657, 82-104 (Pubitemid 38952870)
31. Holzwarth, A. R. Data Analysis of Time-Resolved Measurements. In Biophysical Techniques in Photosynthesis; Amesz, J.; Hoff, A. J., Eds.; Springer: Dordrecht, The Netherlands, 2004.
32. Guo, J. M.; Ohkita, H.; Benten, H.; Ito, S. Near-IR Femtosecond Transient Absorption Spectroscopy of Ultrafast Polaron and Triplet Exciton Formation in Polythiophene Films with Different Regioregularities J. Am. Chem. Soc. 2009, 131, 16869-16880
33. Cook, S.; Han, L. Y.; Furube, A.; Katoh, R. Singlet Annihilation in Films of Regioregular Poly(3-hexylthiophene): Estimates for Singlet Diffusion Lengths and the Correlation between Singlet Annihilation Rates and Spectral Relaxation J. Phys. Chem. C 2010, 114, 10962-10968
34. Lewis, A. J.; Ruseckas, A.; Gaudin, O. P. M.; Webster, G. R.; Burn, P. L.; Samuel, I. D. W. Singlet Exciton Diffusion in MEH-PPV Films Studied by Exciton-Exciton Annihilation Org. Electron. 2006, 7, 452-456 (Pubitemid 44751655)
35. Martini, I. B.; Smith, A. D.; Schwartz, B. J. Exciton-Exciton Annihilation and the Production of Interchain Species in Conjugated Polymer Films: Comparing the Ultrafast Stimulated Emission and Photoluminescence Dynamics of MEH-PPV Phys. Rev. B 2004, 69, 035204
36. Nguyen, T. Q.; Martini, I. B.; Liu, J.; Schwartz, B. J. Controlling Interchain Interactions in Conjugated Polymers: The Effects of Chain Morphology on Exciton-Exciton Annihilation and Aggregation in MEH-PPV Films J. Phys. Chem. B 2000, 104, 237-255
37. Peckus, D.; Devizis, A.; Hertel, D.; Meerholz, K.; Gulbinas, V. Exciton Diffusion, Annihilation and Their Role in the Charge Carrier Generation in Fluorene Based Copolymers Chem. Phys. 2012, 404, 42-47
38. Brabec, C. J.; Zerza, G.; Cerullo, G.; De Silvestri, S.; Luzzati, S.; Hummelen, J. C.; Sariciftci, S. Tracing Photoinduced Electron Transfer Process in Conjugated Polymer/Fullerene Bulk Heterojunctions in Real Time Chem. Phys. Lett. 2001, 340, 232-236 (Pubitemid 33628163)
39. Howard, I. A.; Hodgkiss, J. M.; Zhang, X.; Kirov, K. R.; Bronstein, H. A.; Williams, C. K.; Friend, R. H.; Westenhoff, S.; Greenham, N. C. Charge Recombination and Exciton Annihilation Reactions in Conjugated Polymer Blends J. Am. Chem. Soc. 2010, 132, 328-335
40. Cowan, S. R.; Leong, W. L.; Banerji, N.; Dennler, G.; Heeger, A. J. Identifying a Threshold Impurity Level for Organic Solar Cells: Enhanced First-Order Recombination Via Well-Defined PC84BM Traps in Organic Bulk Heterojunction Solar Cells Adv. Funct. Mater. 2011, 21, 3083-3092
41. Massip, S.; Oberhumer, P. M.; Tu, G.; Albert-Seifried, S.; Huck, W. T. S.; Friend, R. H.; Greenham, N. C. Influence of Side Chains on Geminate and Bimolecular Recombination in Organic Solar Cells J. Phys. Chem. C 2011, 115, 25046-25055
42. Bakulin, A. A.; Rao, A.; Pavelyev, V. G.; van Loosdrecht, P. H. M.; Pshenichnikov, M. S.; Niedzialek, D.; Cornil, J.; Beljonne, D.; Friend, R. H. The Role of Driving Energy and Delocalized States for Charge Separation in Organic Semiconductors Science (Washington, DC, U. S.) 2012, 335, 1340-1344