Tailored TiO2 nanorod arrays for dye sensitized solar cell applications Jeba Beula, Suganthi Devadason, Abiram Angamuthu and Vidhya Bhojan Eur. Phys. J. Appl. Phys., 96 3 (2021) 30104 Published online: 24 December 2021 DOI: 10.1051/epjap/2021210171