Xenon ion sputtering-induced oxygen vacancy evolution and dielectric insulation degradation in alumina ceramics. - Zhou, Sheng; Liu, Hao-Yan; Qi, Chang-Chun; Liu, Yue-Lin; Li, Wen-Rui; Li, Hua-Peng; Liu, Yue-Tong; Zhang, Guan-Jun (Journal of Applied Physics, 2025)