Sun, Bai, Yonghong Liu, Wenxi Zhao, Jinggao Wu, and Peng Chen. 2014. “Hydrothermal Preparation and White-Light-Controlled Resistive Switching Behavior of BaWO4 Nanospheres”. Nano-Micro Letters 7 (1):80-85. https://doi.org/10.1007/s40820-014-0021-5.