Visualising Co nanoparticle aggregation and encapsulation in Co/TiO2 catalysts and its mitigation through surfactant residues. - Qiu, Chengwu; Odarchenko, Yaroslav; Lezcano-Gonzalez, Ines; Meng, Qingwei; Slater, Tom; Xu, Shaojun; Beale, Andrew M. (Journal of Catalysis, 2023)