Proton-Ion Conductivity in Hexagonal Wurtzite-Nanostructured ZnO Particles When Exposed to a Reducing Atmosphere. - Li, Jinpeng; Mushtaq, Naveed; Arshad, Naila; Shah, M. A. K. Yousaf; Irshad, Muhammad Sultan; Yan, Rong; Yan, Senlin; Lu, Yuzheng (Crystals (2073-4352), 2022)