Self-assembled hollow and special core–shell microspheres with WO3 nanosheets for supercapacitor high-performance electrodes. - Chen, Yu; Yi, Changnan; Wu, Yurong; Yang, Fan; Xu, Longshan; Hu, Yanling; Wang, Xiaoshuai; Chen, Yuanyi; Qiu, Wenqian (Journal of Materials Science: Materials in Electronics, 2025)