High-efficiency polymer solar cells with small photon energy loss

Nature Communications

Volumn 6, Issue , 2015, Pages

  Kawashima, Kazuaki ^a,b   Tamai, Yasunari ^c   Ohkita, Hideo ^c,d   Osaka, Itaru ^b,d   Takimiya, Kazuo ^a,b  

^a HIROSHIMA UNIVERSITY   (Japan)

^b RIKEN Center for Emergent Matter Science   (Japan)

^c KYOTO UNIVERSITY   (Japan)

^d JAPAN SCIENCE AND TECHNOLOGY AGENCY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

NAPHTHOBISOXADIAZOLE; OXADIAZOLE DERIVATIVE; POLYMER; UNCLASSIFIED DRUG;

ELECTRIC FIELD; ELECTRON; ENERGY EFFICIENCY; ENERGY FLUX; FULLERENE; PHOTOVOLTAIC SYSTEM; POLYMER; QUANTUM MECHANICS; SOLAR POWER;

ARTICLE; CONTROLLED STUDY; CURRENT DENSITY; ELECTRIC POTENTIAL; ENERGY; ENERGY CONVERSION; ENERGY TRANSFER; HOMO ENERGY; LUMO ENERGY; PHOTON; POLYMERIZATION; POWER CONVERSION EFFICIENCY; PRODUCTIVITY; QUANTUM YIELD; SHORT CIRCUIT CURRENT; SOLAR CELL; SOLAR ENERGY;

EID: 84948807310     PISSN: None     EISSN: 20411723     Source Type: Journal    
DOI: 10.1038/ncomms10085     Document Type: Article

References (53)

1. Günes, S., Neugebauer, H., Sariciftci, N. S. Conjugated polymer-based organic solar cells. Chem. Rev. 107, 1324-1338 (2007).
2. Peet, J., Heeger, A. J., Bazan, G. C. "Plastic" solar cells: self-assembly of bulk heterojunction nanomaterials by spontaneous phase separation. Acc. Chem. Res. 42, 1700-1708 (2009).
3. Brabec, C., Dyakonov, V., Scherf, U. Organic Photovoltaics: Materials, Device Physics, and Manufacturing Technologies (Wiley-VCH, 2008).
4. Liang, Y. et al. For the bright future-bulk heterojunction polymer solar cells with power conversion efficiency of 7.4%. Adv. Mater. 22, E135-E138 (2010).
5. Piliego, C. et al. 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. 132, 7595-7597 (2010).
6. Osaka, I., Kakara, T., Takemura, N., Koganezawa, T., Takimiya, K. Naphthodithiophene-naphthobisthiadiazole copolymers for solar cells: alkylation drives the polymer backbone flat and promotes efficiency. J. Am. Chem. Soc. 135, 8834-8837 (2013).
7. He, Z. et al. Enhanced power-conversion efficiency in polymer solar cells using an inverted device structure. Nat. Photon. 6, 591-595 (2012).
8. Guo, X. et al. Polymer solar cells with enhanced fill factors. Nat. Photon. 7, 825-833 (2013).
9. Park, S.-H. et al. Bulk heterojunction solar cells with internal quantum efficiency approaching 100%. Nat. Photon. 3, 297-302 (2009).
10. Liao, S.-H. et al. Single junction inverted polymer solar cell reaching power conversion efficiency 10.31% by employing dual-doped zinc oxide nano-film as cathode interlayer. Sci. Rep. 4, 6813 (2014).
11. Liu, Y. et al. Aggregation and morphology control enables multiple cases of high-efficiency polymer solar cells. Nat. Commun. 5, 5293 (2014).
12. Facchetti, A. p-Conjugated polymers for organic electronics and photovoltaic cell applications. Chem. Mater. 23, 733-758 (2011).
13. Boudreault, P.-L. T., Najari, A., Leclerc, M. Processable low-bandgap polymers for photovoltaic applications. Chem. Mater. 23, 456-469 (2011).
14. Facchetti, A. Polymer donor-polymer acceptor (all-polymer) solar cells. Mater. Today 16, 123-132 (2013).
15. Mori, D., Benten, H., Okada, I., Ohkita, H., Ito, S. Highly efficient chargecarrier generation and collection in polymer/polymer blend solar cells with a power conversion efficiency of 5.7%. Energy Environ. Sci. 7, 2939-2943 (2014).
16. Hwang, Y.-J., Earmme, T., Courtright, B. A. E., Eberle, F. N., Jenekhe, S. A. n-Type semiconducting naphthalene diimide-perylene diimide copolymers: controlling crystallinity, blend morphology, and compatibility toward highperformance all-polymer solar cells. J. Am. Chem. Soc. 137, 4424-4434 (2015).
17. Veldman, D., Meskers, S. C. J., Janssen, R. A. J. The energy of charge-transfer states in electron donor-acceptor blends: insight into the energy losses in organic solar cells. Adv. Funct. Mater. 19, 1939-1948 (2009).
18. Wang, M. et al. High open circuit voltage in regioregular narrow band gap polymer solar cells. J. Am. Chem. Soc. 136, 12576-12579 (2014).
19. King, R. R. et al. Band gap-voltage offset and energy production in nextgeneration multijunction solar cells. Prog. Photovolt. 19, 797-812 (2011).
20. Green, M. A., Ho-Baillie, A., Snaith, H. J. The emergence of perovskite solar cells. Nat. Photon. 8, 506-514 (2014).
21. Li, W., Hendriks, K. H., Furlan, A., Wienk, M. M., Janssen, R. A. J. High quantum efficiencies in polymer solar cells at energy losses below 0.6 eV. J. Am. Chem. Soc. 137, 2231-2234 (2015).
22. Thompson, B. C., Fréchet, J. M. J. Polymer-fullerene composite solar cells. Angew. Chem. Int. Ed. 47, 58-77 (2008).
23. Osaka, I. et al. Synthesis, characterization, and transistor and solar cell applications of a naphthobisthiadiazole-based semiconducting polymer. J. Am. Chem. Soc. 134, 3498-3507 (2012).
24. Kawashima, K., Osaka, I., Takimiya, K. Effect of chalcogen atom on the properties of naphthobischalcogenadiazole-based p-conjugated polymers. Chem. Mater. 27, 6558-6570 (2015).
25. Vohra, V. et al. Efficient inverted polymer solar cells employing favourable molecular orientation. Nat. Photon. 9, 403-408 (2015).
26. Zhang, Z. et al. A silole copolymer containing a ladder-type heptacylic arene and naphthobisoxadiazole moieties for highly efficient polymer solar cells. Energy Environ. Sci. 8, 552-557 (2015).
27. Larson, B. W. et al. Electron affinity of phenyl-C61-butyric acid methyl ester (PCBM). J. Phys. Chem. C 117, 14958-14964 (2013).
28. Scharber, M. C. et al. Design rules for donors in bulk-heterojunction solar cells-towards 10% energy-conversion efficiency. Adv. Mater. 18, 789-794 (2006).
29. Brédas, J.-L., Norton, J. E., Cornil, J., Coropceanu, V. Molecular understanding of organic solar cells: the challenges. Acc. Chem. Res. 42, 1691-1699 (2009).
30. Brédas, J.-L. Mind the gap! Mater. Horiz. 1, 17-19 (2014).
31. Vandewal, K., Tvingstedt, K., Gadisa, A., Inganäs, O., Manca, J. V. On the origin of the open-circuit voltage of polymer-fullerene solar cells. Nat. Mater. 8, 904-909 (2009).
32. Vandewal, K. et al. Quantification of quantum efficiency and energy losses in low bandgap polymer:fullerene solar cells with high open-circuit voltage. Adv. Funct. Mater. 22, 3480-3490 (2012).
33. Shockley, W., Queisser, H. J. Detailed balance limit of efficiency of p-n junction solar cells. J. Appl. Phys. 32, 510-519 (1961).
34. Jung, J.-W., Liu, F., Russell, T. P., Jo, W.-H. A high mobility conjugated polymer based on dithienothiophene and diketopyrrolopyrrole for organic photovoltaics. Energy Environ. Sci. 5, 6857-6861 (2012).
35. Jung, J.-W., Jo, J.-W., Liu, F., Russell, T. P., Jo, W.-H. A low band-gap polymer based on unsubstituted benzo[1,2-b:4,5-b0]dithiophene for high performance organic photovoltaics. Chem. Commun. 48, 6933-6935 (2012).
36. Vandewal, K., Tvingstedt, K., Gadisa, A., Inganäs, O., Manca, J. V. Relating the open-circuit voltage to interface molecular properties of donor:acceptor bulk heterojunction solar cells. Phys. Rev. B 81, 125204 (2010).
37. Vandewal, K., Tvingstedt, K., Manca, J. V., Inganäs, O. Charge-transfer states and upper limit of the open-circuit voltage in polymer:fullerene organic solar cells. IEEE J. Sel. Top. Quantum Electron. 16, 1676-1684 (2010).
38. Cowan, S. R., Roy, A., Heeger, A. J. Recombination in polymer-fullerene bulk heterojunction solar cells. Phys. Rev. B 82, 245207 (2010).
39. Faist, M. A. et al. Understanding the reduced efficiencies of organic solar cells employing fullerene multiadducts as acceptors. Adv. Energy Mater. 3, 744-752 (2013).
40. Ma, Z., Wang, E., Vandewal, K., Andersson, M. R., Zhang, F. Enhance performance of organic solar cells based on an isoindigo-based copolymer by balancing absorption and miscibility of electron acceptor. Appl. Phys. Lett. 99, 143302 (2011).
41. Wang, E. et al. An easily accessible isoindigo-based polymer for highperformance polymer solar cells. J. Am. Chem. Soc. 133, 14244-14247 (2011).
42. Rivnay, J., Mannsfeld, S. C. B., Miller, C. E., Salleo, A., Toney, M. F. Quantitative determination of organic semiconductor microstructure from the molecular to device scale. Chem. Rev. 112, 5488-5519 (2012).
43. Osaka, I., Takimiya, K. Backbone orientation in semiconducting polymers. Polymer (Guildf) 59, A1-A15 (2015).
44. Huang, Y., Kramer, E. J., Heeger, A. J., Bazan, G. C. Bulk heterojunction solar cells: morphology and performance relationships. Chem. Rev. 114, 7006-7043 (2014).
45. Ohkita, H. et al. Charge carrier formation in polythiophene/fullerene blend films studied by transient absorption spectroscopy. J. Am. Chem. Soc. 130, 3030-3042 (2008).
46. 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. 132, 6154-6164 (2010).
47. Yamamoto, S., Ohkita, H., Benten, H., Ito, S. Role of interfacial charge transfer state in charge generation and recombination in low-bandgap polymer solar cell. J. Phys. Chem. C 116, 14804-14810 (2012).
48. Tamai, Y., Tsuda, K., Ohkita, H., Benten, H., Ito, S. Charge-carrier generation in organic solar cells using crystalline donor polymers. Phys. Chem. Chem. Phys. 16, 20338-20346 (2014).
49. Szarko, J. M. et al. Photovoltaic function and exciton/charge transfer dynamics in a highly efficient semiconducting copolymer. Adv. Funct. Mater. 24, 10-26 (2014).
50. Honda, S., Yokoya, S., Ohkita, H., Benten, H., Ito, S. Light-harvesting mechanism in polymer/fullerene/dye ternary blends studied by transient absorption spectroscopy. J. Phys. Chem. C 115, 11306-11317 (2011).
51. Ohkita, H., Ito, S. Transient absorption spectroscopy of polymer-based thin-film solar cells. Polymer (Guildf) 52, 4397-4417 (2011).
52. Wei, Q., Tajima, K., Hashimoto, K. Bilayer ambipolar organic thin-film transistors and inverters prepared by the contact-film-transfer method. ACS Appl. Mater. Interfaces 1, 1865-1868 (2009).
53. Tada, A., Geng, Y., Wei, Q., Hashimoto, K., Tajima, K. Tailoring organic heterojunction interfaces in bilayer polymer photovoltaic devices. Nat. Mater. 10, 450-455 (2011).