Fig. 1From: Surface Morphology Analysis of Knit Structure-Based Triboelectric Nanogenerator for Enhancing the Transfer ChargeSchematic preparation, characteristic of KNG, and knit structure. a Fabrication process of KNG. b Images of KNG under various deformation. i, crimped; ii, bent; iii, draped; iv, folded. c All of the fabricated knit structures, from number 1 to 10Back to article page