Fig. 5From: Balanced Dipole Effects on Interfacial Engineering for Polymer/TiO2 Array Hybrid Solar CellsPolymer/TiO2-NRA band diagram (a) and the band structure changes subjected to interfacial engineering (b). E vac, E c, and E HOMO indicate vacuum, conduction band of TiO2, and the highest occupied molecular orbital of the polymer energy level, respectivelyBack to article page