Correction to: A Hybrid Biofuel and Triboelectric Nanogenerator for Bioenergy Harvesting. - Li, Hu; Zhang, Xiao; Zhao, Luming; Jiang, Dongjie; Xu, Lingling; Liu, Zhuo; Wu, Yuxiang; Hu, Kuan; Zhang, Ming-Rong; Wang, Jiangxue; Fan, Yubo; Li, Zhou (Nano-Micro Letters, 2020)