Author:Zheng, Haitao; Shi, Xuan; Jiang, S; Han, X; Wen, LDate:Nov 2023The purpose of the work is to study the thermal behavior of MnO2 (a, ß, ) nanomaterials as well as their performance in oxygen reduction reaction (ORR) before/after thermal treatment. After thermal treatment, oxygen vacancies were introduced ...Read more