Two step synthesis of TiO2–Co3O4 composite for efficient oxygen evolution reaction. - Aftab, Umair; Tahira, Aneela; Gradone, Alessandro; Morandi, Vittorio; Abro, Muhammad Ishaq; Baloch, Muhammad Moazam; Bhatti, Adeel Liaquat; Nafady, Ayman; Vomiero, Alberto; Ibupoto, Zafar Hussain (International Journal of Hydrogen Energy, 2021)