Journal of Inorganic Materials ›› 2019, Vol. 34 ›› Issue (8): 839-843.DOI: 10.15541/jim20180521

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Triboelectric Nanogenerator Based on Graphene Forest Electrodes

HAN Jie-Min,WANG Mei,TONG Zhao-Min,MA Yi-Fei()   

  1. State Key Laboratory of Quantum Optics and Optics Quantum Devices, Collaborative Innovation Center of Extreme Optics, Institute of Laser Spectroscopy, Shanxi University, Taiyuan 030006, China
  • Received:2018-11-07 Revised:2018-12-19 Published:2019-08-20 Online:2019-05-29
  • Supported by:
    National Natural Science Foundation of China(21805174);Shanxi Province 100-Plan Talents Program;Key Research and Development Program of Shanxi Province for International Cooperation(201803D421082);Applied Basic Research Project of Shanxi Province(201801D221100)

Abstract:

This study presents a triboelectric nanogenerator (TENG) with graphene forest as electrode. Graphene forest was fabricated by plasma enhanced chemical vapor deposition (PECVD) process, which shows great different morphology compared with other ‘wall-like’ vertically oriented graphene so far. Graphene forest films are composed of graphene nanoflakes, exhibiting not only low sheet resistance ((110±5) Ω/□) but also uniquely discrete ‘tree-like’ morphology, which are favorable to contact and friction with other materials. According to its morphology superiority, Kapton film and graphene forest film were utilized as electrodes for triboelectric nanogenerator, in which an open circuit voltage of 20 V and a short circuit current of 0.75 μA are obtained. Furthermore, the working principle of the graphene forest based triboelectric nanogenerator was discussed. At last, three LEDs of different color in demo circuit were lighted up by as-prepared nanogenerator, which proves the effective application of graphene forest in triboelectric nanogenerator.

Key words: graphene forest, plasma enhanced chemical vapor deposition, triboelectric nanogenerator

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