CrossRef 12. Powar S, Wu Q, Weidelener M, Nattestad A, Hu Z, Mishra A, Bäuerle P, Spiccia L, Cheng YB, Bach U: Improved photocurrents for p-type dye-sensitized solar cells using nano-structured nickel(II) oxide microballs. Energy Environ Sci 2012, 5:8896–8900.CrossRef 13. Murakami TN, Grätzel M: Counter electrodes for DSC: Application of functional materials as catalysts. Inorg Chim Acta 2008, 361:572–580.CrossRef 14. Olsen E, Hagen Vistusertib in vivo G, Eric Lindquist S: Dissolution of platinum in methoxy propionitrile containing LiI/I2. Sol Energy Mater Sol Cells 2000, 63:267–273.CrossRef
15. Murakami TN, Ito S, Wang Q, Nazeeruddin MK, Bessho T, Cesar I, Liska P, Humphry-Baker R, Comte P, Péchy P, Grätzel M: Highly efficient dye-sensitized solar cells based on carbon black counter electrodes. J Electrochem Soc 2006, 153:A2255-A2261.CrossRef 16. Wang M, Anghel AM, Marsan B, Ha NLC, Pootrakulchote N, Zakeeruddin SM, Grätzel M: CoS supersedes Pt as efficient electrocatalyst for triiodide reduction in dye-sensitized solar cells. J Am Chem Soc 2009, 131:15976–15977.CrossRef 17. Kamiya K, Nishijima T, Tanaka K: Nitridation of the sol–gel-derived
titanium oxide films by heating in ammonia gas. J Am Ceram Soc 1990, 73:2750–2752.CrossRef 18. Choi D, Kumta PN: Synthesis of nanostructured TiN using a two-step transition metal halide approach. J Am Ceram Soc 2005, 88:2030–2035.CrossRef 19. Kaskel S, Schlichte K, Kratzke T: Catalytic properties STAT inhibitor of high surface area titanium nitride materials. J Mol Catal A: Chem 2004, 208:291–298.CrossRef 20. Jo Y, Cheon JY, Yu J, Jeong HY, Han CH, Jun Y, Joo Sitaxentan SH: Highly interconnected ordered mesoporous carbon-carbon nanotube nanocomposites: Pt-free, highly efficient, and durable counter electrodes for dye-sensitized solar cells. Chem Commun 2012, 48:8057–8059.CrossRef 21. Zhang DW, Li XD, Chen S, Tao F, Sun Z, Yin XJ, Huang SM: Fabrication of double-walled carbon
nanotube counter electrodes for dye-sensitized solar cells. J Solid State Electrochem 2010, 14:1541–1546.CrossRef 22. Lee WC, Ramasamy E, Lee DW, Song JS: Efficient dye-sensitized solar cells with catalytic multiwall carbon nanotube counter electrodes. ACS Appl Mater Interfaces 2009, 1:1145.CrossRef 23. Novoselov KS, Geim AK, Morozov SV, Jiang D, Zhang Y, Dubonos SV, Grigorieval IV, Firsov AA: Electric field effect in atomically thin carbon films. Science 2004, 306:666–669.CrossRef 24. Ramasamy E, Lee WJ, Lee DY, Song JS: Nanocarbon counterPRN1371 electrode for dye sensitized solar cells. Appl Phys Lett 2007, 90:173103.CrossRef 25. Ramasamy E, Lee WJ, Lee DY, Song JS: Spray coated multi-wall carbon nanotube counter electrode for tri-iodide (I3 – ) reduction in dye-sensitized solar cells. Electrochem Commun 2008, 10:1087–1089.CrossRef 26. Wang G, Xing W, Zhuo S: Application of mesoporous carbon to counter electrode for dye-sensitized solar cells. J Power Sources 2009, 194:568–573.CrossRef 27.