Tao, Kai, Zhensheng Chen, Haiping Yi, Ruirong Zhang, Qiang Shen, Jin Wu, Lihua Tang, Kangqi Fan, Yongqing Fu, Jianmin Miao, and Weizheng Yuan. 2021. “Hierarchical Honeycomb-Structured Electret/Triboelectric Nanogenerator for Biomechanical and Morphing Wing Energy Harvesting”. Nano-Micro Letters 13 (May):123. https://doi.org/10.1007/s40820-021-00644-0.