Xie Xiu-Hua, Li Bing-Hui, Zhang Zhen-Zhong, Liu Lei, Liu Ke-Wei, Shan Chong-Xin, Shen De-Zhen. Point defects: key issues for II-oxides wide-bandgap semiconductors developmentJ. Acta Physica Sinica, 2019, 68(16): 167802. DOI: 10.7498/aps.68.20191043