Features of KF and NaF Postdeposition Treatments of Cu(In,Ga)Se2 Absorbers for High Efficiency Thin Film Solar Cells

Chemistry of Materials

Volumn 27, Issue 16, 2015, Pages 5755-5764

  Reinhard, Patrick ^a   Bissig, Benjamin ^a   Pianezzi, Fabian ^a   Avancini, Enrico ^a   Hagendorfer, Harald ^a   Keller, Debora ^a,b   Fuchs, Peter ^a   Döbeli, Max ^c   Vigo, Carlos ^c   Crivelli, Paolo ^c   Nishiwaki, Shiro ^a   Buecheler, Stephan ^a   Tiwari, Ayodhya N ^a  

^a Laboratory for Thin Films and Photovoltaics   (Switzerland)

^b SWISS FEDERAL LABORATORIES FOR MATERIALS SCIENCE AND TECHNOLOGY   (Switzerland)

^c ETH ZURICH   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

COPPER COMPOUNDS; EFFICIENCY; GALLIUM COMPOUNDS; ION EXCHANGE; PHOTOVOLTAIC EFFECTS; SODIUM; SOLAR ABSORBERS; THIN FILM SOLAR CELLS; THIN FILMS;

BENEFICIAL EFFECTS; COMPOSITIONAL ANALYSIS; FLEXIBLE PLASTIC SUBSTRATES; LOWER TEMPERATURES; PHOTOVOLTAIC PARAMETERS; POST DEPOSITION TREATMENT; SURFACE REACTIVITY; WORLD RECORD EFFICIENCY;

SODIUM COMPOUNDS;

EID: 84940030333     PISSN: 08974756     EISSN: 15205002     Source Type: Journal    
DOI: 10.1021/acs.chemmater.5b02335     Document Type: Article

References (45)

1. Green, M. A.; Emery, K.; Hishikawa, Y.; Warta, W.; Dunlop, E. D. Solar cell efficiency tables (version 46) Prog. Photovoltaics 2015, 23, 805-812 10.1002/pip.2637
2. Reinhard, P.; Chirilə, A.; Blösch, P.; Pianezzi, F.; Nishiwaki, S.; Buecheler, S.; Tiwari, A. N. Review of progress toward 20% efficiency flexible CIGS solar cells and manufacturing issues of solar modules IEEE J. Photovolt. 2013, 3, 572-580 10.1109/JPHOTOV.2012.2226869
3. 2 solar cells with new record efficiencies up to 21.7% Phys. Status Solidi RRL 2015, 9, 28-31 10.1002/pssr.201409520
4. Herrmann, D.; Kratzert, P.; Weeke, S.; Zimmer, M.; Djordjevic-Reiss, J.; Hunger, R.; Lindberg, P.; Wallin, E.; Lundberg, O.; Stolt, L. CIGS module manufacturing with high deposition rates and efficiencies. Proceedings of the 40th IEEE Photovoltaic Specialist Conference; IEEE: Denver, CO, 2014; Vol. 1, pp 2775-2777.
5. 2 solar cell with 81.2% fill factor Prog. Photovoltaics 2008, 16, 235-239 10.1002/pip.822
6. Kushiya, K. Current Status and Future Prospects of Solar Frontier K.K. presented at the IW CIGS Tech 5, Berlin, Germany, Apr. 2-3, 2014.
7. 2 thin films for high-efficiency solar cells Nat. Mater. 2013, 12, 1107-1111 10.1038/nmat3789
8. Green, M. A.; Emery, K.; Hishikawa, Y.; Warta, W.; Dunlop, E. D. Solar cell efficiency tables (version 42) Prog. Photovolt: Res. Appl. 2013, 21, 827-837 10.1002/pip.2404
9. 2 thin film solar cells and modules-a boost in efficiency due to potassium IEEE J-PV 2015, 5, 656-663 10.1109/JPHOTOV.2014.2377516
10. 2 deposition Thin Solid Films 2001, 387, 33-36 10.1016/S0040-6090(00)01712-0
11. 5 thin films Sol. Energy Mater. Sol. Cells 2001, 67, 289-295 10.1016/S0927-0248(00)00294-4
12. 2 and its solar cell performance Adv. Mater. 1998, 10, 31-36 10.1002/(SICI)1521-4095(199801)10:1<31::AID-ADMA31>3.0.CO;2-3
13. rd IEEE Photovoltaic Specialist Conference; IEEE: Louisville, KY, 1993; pp 364-371.
14. 2 J. Appl. Phys. 1999, 85, 7214-7218 10.1063/1.370534
15. Kessler, F.; Rudmann, D. Technological aspects of flexible CIGS solar cells and modules Sol. Energy 2004, 77, 685-695 10.1016/j.solener.2004.04.010
16. 2 films using atom-probe tomography IEEE J. Photovolt. 2011, 1, 207-212 10.1109/JPHOTOV.2011.2170447
17. Abou-Ras, D.; Schmidt, S. S.; Caballero, R.; Unold, T.; Schock, H.-W.; Koch, C. T.; Schaffer, B.; Schaffer, M.; Choi, P.; Cojocaru-Mirédin, O. Confined and chemically flexible grain boundaries in polycrystalline compound semiconductors Adv. Energy. Mater. 2012, 2, 992-998 10.1002/aenm.201100764
18. 2 solar cells due to Na incorporation Appl. Phys. Lett. 2004, 84, 1129-1131 10.1063/1.1646758
19. th IEEE Photovoltaic Specialist Conference, IEEE: Anaheim, CA, 1997; pp 359-362.
20. Pianezzi, F.; Reinhard, P.; Chirilə, A.; Bissig, B.; Nishiwaki, S.; Buecheler, S.; Tiwari, A. N. Unveiling the effects of post-deposition treatment with different alkaline elements on the electronic properties of CIGS thin film solar cells Phys. Chem. Chem. Phys. 2014, 16, 8843-8851 10.1039/c4cp00614c
21. Reinhard, P.; Bissig, B.; Pianezzi, F.; Hagendorfer, H.; Sozzi, G.; Menozzi, R.; Gretener, C.; Nishiwaki, S.; Buecheler, S.; Tiwari, A. N. Alkali-templated surface nanopatterning of chalcogenide thin films: a novel approach toward solar cells with enhanced efficiency Nano Lett. 2015, 15, 3334 10.1021/acs.nanolett.5b00584
22. 2 solar cells fabricated by the two-step selenization process with a potassium fluoride postdeposition treatment IEEE J. Photovolt. 2014, 4, 1650-1654 10.1109/JPHOTOV.2014.2354259
23. 2 solar cells with efficiencies up to 20.8% Phys. Status Solidi RRL 2014, 8, 219-222 10.1002/pssr.201409040
24. 2 solar cells grown on flexible polymer films Nat. Mater. 2011, 10, 857-861 10.1038/nmat3122
25. Tirira, J.; Serruys, Y.; Trocellier, P. Forward recoil spectrometry; Plenum Press: New York, 1996.
26. Kottler, C.; Döbeli, M.; Glaus, F.; Suter, M. A spectrometer for low energy heavy ion ERDA Nucl. Instrum. Methods Phys. Res., Sect. B 2006, 248, 155-162 10.1016/j.nimb.2006.02.013
27. Crivelli, P.; Cooke, D.; Barbiellini, B.; Brown, B. L.; Feldblyum, J. I.; Guo, P.; Gidley, D. W.; Gerchow, L.; Matzger, A. J. Positronium emission spectra from self-assembled metal-organic frameworks Phys. Rev. B: Condens. Matter Mater. Phys. 2014, 89, 241103-1-241103-5 10.1103/PhysRevB.89.241103
28. th ed.; CRC Press: Boca Raton, 2011.
29. 2 films: an investigation by hard X-ray photoelectron spectroscopy Acta Mater. 2009, 57, 3645-3651 10.1016/j.actamat.2009.04.029
30. 2 grain orientation Appl. Phys. Lett. 2013, 102, 051607-051607-4 10.1063/1.4788717
31. 2 thin-film solar cells by a post-deposition treatment with potassium fluoride Phys. Status Solidi RRL 2013, 7, 631-634 10.1002/pssr.201307238
32. Abou-Ras, D.; Caballero, R.; Fischer, C.-H.; Kaufmann, C. A.; Lauermann, I.; Mainz, R.; Mönig, H.; Schöpke, A.; Stephan, C.; Streeck, C.; Schorr, S.; Eicke, A.; Döbeli, M.; Gade, B.; Hinrichs, J.; Nunney, T.; Dijkstra, H.; Hoffmann, V.; Klemm, D.; Efimova, V.; Bergmaier, A.; Dollinger, G.; Wirth, T.; Unger, W.; Rockett, A. A.; Perez-Rodriguez, A.; Alvarez-Garcia, J.; Izquierdo-Roca, V.; Schmid, T.; Choi, P.-P.; Müller, M.; Bertram, F.; Christen, J.; Khatri, H.; Collins, R. w.; Marsillac, S.; Kötschau, I. Comprehensive Comparison of Various Techniques for the Analysis of Elemental Distributions in Thin Films Microsc. Microanal. 2011, 17, 728-751 10.1017/S1431927611000523
33. 2 thin films during chemical-bath deposition process of CdS films Appl. Phys. Lett. 1999, 74, 2444-2446 10.1063/1.123875
34. 8 J. Phys. Chem. C 2013, 117, 10892-10900 10.1021/jp312467f
35. 2 solar cells. Presented at 2015 MRS Spring Meeting & Exhibit, San Francisco, April 9, 2015; B7.02.
36. Lepetit, T.; Harel, S.; Gautron, E.; Mangin, D.; Arzel, L.; Barreau, N. Microstructural implications of the potassium post-deposition treatment in the near-surface CIGSe region. Presented at 2015 MRS Spring Meeting & Exhibit, San Francisco, April 9, 2015; B8.02.
37. Tuomisto, F.; Makkonen, I. Defect identification in semiconductors with positron annihilation: experiment and theory Rev. Mod. Phys. 2013, 85, 1583-1631 10.1103/RevModPhys.85.1583
38. Islam, M. M.; Uedono, A.; Sakurai, T.; Yamada, A.; Ishizuka, S.; Matsubara, K.; Niki, S.; Akimoto, K. Impact of Se flux on the defect formation in polycrystalline Cu(In,Ga)Se2 thin films grown by three stage evaporation process J. Appl. Phys. 2013, 113, 064907-1-064907-7 10.1063/1.4792049
39. 2 device efficiency with junction depth and interfacial structure Sol. Energy Mater. Sol. Cells 1996, 41-42, 315-323 10.1016/0927-0248(95)00104-2
40. 2 thin films due to the presence of potassium during growth by low temperature co-evaporation process J. Appl. Phys. 2013, 114, 194508-1-194508-8 10.1063/1.4832781
41. 2 growth Thin Solid Films 2015, 582, 56-59 10.1016/j.tsf.2014.11.026
42. Shin, Y. M.; Lee, C. S.; Shin, D. H.; Kwon, H. S.; Park, B. G.; Ahn, B. T. Surface modification of CIGS film by annealing and its effect on the band structure and photovoltaic properties of CIGS solar cells Curr. Appl. Phys. 2015, 15, 18-24 10.1016/j.cap.2014.09.023
43. Pistor, P.; Greiner, D.; Kaufman, C. A.; Brunken, S.; Gorgoi, M.; Steigert, A.; Calvet, W.; Lauermann, I.; Klenk, R.; Unold, T.; Lux-Steiner, M.-C. Experimental indication for band gap widening of chalcopyrite solar cell absorbers after potassium fluoride treatment Appl. Phys. Lett. 2014, 105, 063901-1-063901-4 10.1063/1.4892882
44. 2 surfaces Sol. Energy Mater. Sol. Cells 2014, 120, 500-505 10.1016/j.solmat.2013.09.030
45. Li, W.; Cohen, S. R.; Gartsman, K.; Cahen, D. Ga Composition Dictates Macroscopic Photovoltaic and Nanoscopic Electrical Characteristics of Cu(In Ga)Se Thin Films via Grain-Boundary-Type Inversion IEEE J. Photovolt. 2012, 2, 191-195 10.1109/JPHOTOV.2012.2184266