Figure S2 (a) Photocurrent-voltage curves and (b) Selleckchem R428 photovoltaic properties of the TP based DSSCs with different thickness. Figure S3 (a) Photocurrent-voltage curves under 0.5 Sun and (b) photovoltaic properties of the TP(3 L) based DSSCs coupled with different scattering layers, i.e., LTNA and STNA with the same thickness of 1.8 μm. Figure S4 Electron lifetime of three types of DSSCs in the dark at different applied bias voltages. (DOC 212 KB) References 1. O’Regan B, Grätzel M: A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO 2 films. Nature 1991,

353:737. 10.1038/353737a0CrossRef 2. Yella A, Lee H, Tsao H, Yi C, Chandiran A, Nazeeruddin M, Diau E, Yeh C, Zakeeruddin S, Grätzel M: Porphyrin-sensitized solar cells with cobalt (II/III)-based redox electrolyte exceed 12 percent efficiency. Science 2011, 334:629–634. 10.1126/science.1209688CrossRef 3. Miao Q, Wu L, Cui J, Huang M, Ma T: A new type of dye-sensitized solar cell with a multilayered photoanode prepared by a film-transfer technique. Adv Mater 2011, 23:2764. 10.1002/adma.201100820CrossRef 4. Kamat

P: Quantum dot solar cells. Semiconductor nanocrystals as light harvesters. J Phys Chem C 2008, 112:18737. 10.1021/jp806791sCrossRef 5. Lin J, Liu X, Guo M, Lu W, Zhang G, Zhou L, Chen X, Huang H: A facile route to fabricate an anodic TiO 2 nanotube-nanoparticle hybrid structure for high efficiency dye-sensitized solar cells. Nanoscale selleckchem 2012, 4:5148–5153. 10.1039/c2nr31268aCrossRef 6. Liu X, Lin J, Chen X: Synthesis of long TiO 2 nanotube arrays with a small diameter for efficient dye-sensitized solar cells. RSC Adv 2013, 3:4885–4889. 10.1039/c3ra40221eCrossRef 7. Lin J, Guo M, Yip G, Lu W, Zhang G, Liu X, Zhou L, Chen X, Huang H: High temperature crystallization of free-standing anastase TiO 2 nanotube membranes for high efficiency

dye-sensitized solar cells. Adv Funct Mater 2013, 23:5952. 10.1002/adfm.201301066CrossRef 8. Lu H, Deng K, Shi Z, Liu Q, Zhu G, Fan H, Li L: Novel ZnO microflowers on nanorod arrays: local dissolution-driven growth and enhanced light harvesting in dye-sensitized solar cells. Nanoscale Res Lett 2014, 9:183. Glycogen branching enzyme 10.1186/1556-276X-9-183CrossRef 9. Yoon J, Jang S, Vittal R, Lee J, Kim K: TiO 2 nanorods as additive to TiO 2 film for improvement in the Epigenetics inhibitor performance of dye-sensitized solar cells. J Photoch Photobio A 2006, 180:184–188. 10.1016/j.jphotochem.2005.10.013CrossRef 10. Liu Z, Su X, Hou G, Bi S, Xiao Z, Jia H: Mixed photoelectrode based on spherical TiO 2 nanorod aggregates for dye-sensitized solar cells with high short-circuit photocurrent density. RSC Adv 2013, 3:8474–8479. 10.1039/c3ra40371hCrossRef 11. Dadgostar S, Tagabadi F, Taghavinia N: Mesoporous submicrometer TiO 2 hollow spheres as scatterers in dye-sensitized solar cells. ACS Appl Mater Interfaces 2012, 4:2964–2968. 10.1021/am300329pCrossRef 12.