Ravi Kumar Cheedarala et al. 2024. Use of Sand-polished Kapton Film and Aluminum as Source of Electron Transfer Triboelectric Nanogenerator through Vertical Contact Separation Mode: An Overview. Current Approaches in Engineering Research and Technology Vol. 6. (Aug. 2024), 174–185. DOI:https://doi.org/10.9734/bpi/caert/v6/1225.