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P.  Devaraji, Sathu, N. K., and Gopinath, C. S., ?Ambient oxidation of benzene to phenol by photocatalysis on Au/Ti0.98V0.02O2: role of holes?, ACS Catalysis, vol. 4, no. 9, pp. 2844-2853, 2014.

L. K.  Preethi, Mathews, T., Walczak, L., and Gopinath, C. S., ?Marginally hydrogenated triphasic titania nanotubes for effective visible-light photocatalytic hydrogen generation?, Energy Technology, vol. 6, no. 2, pp. 280-288, 2018.

S.  Rajendran, Mani, S. S., Nivedhitha, T. R., Asoka, A. Krishnan, Arun, P. S., Mathew, T., and Gopinath, C. S., ?Facile one-pot synthesis of Cu x O/TiO2 photocatalysts by regulating Cu oxidation state for efficient solar H2 production?, ACS Applied Energy Materials , vol. 7, no. 1, pp. 104-116, 2023.

P.  Ningthoukhongjam, Gopinath, C. S., and Nair, R. G., ?Multiphasic heterojunctions: a strategic approach to enhance the charge transfer dynamics of titania for superior solar photocatalytic hydrogen production?, International Journal of Hydrogen Energy, vol. 113, pp. 133-146, 2025.