Tang Hui, Tang Xin-Gui, Jiang Yan-Ping, Liu Qiu-Xiang, Li Wen-Hua. Oxygen vacancy effect on ionic conductivity and relaxation phenomenon of SrxBa1–xNb2O6 ceramicsJ. Acta Physica Sinica, 2019, 68(22): 227701. DOI: 10.7498/aps.68.20190562