Ya-Fei Ding, Xiang-Yu Chen. Triboelectric nanogenerator based wearable energy harvesting devices [J]. Acta Physica Sinica, 2020, 69(17): 170202-1
- Acta Physica Sinica
- Vol. 69, Issue 17, 170202-1 (2020)
![Schematic diagram of wearable energy system based on triboelectric nanogenerator[40-48].](/richHtml/wlxb/2020/69/17/20200867/img_1.jpg)
![The four fundamental modes of the TENG and the mechanisms of contact electrification: (a) The four fundamental modes of the TENG[49]; the overlapped electron-cloud model proposed for explaining contact electrification (b) between solid and solid state[20], (c) between solid and liquid state[50].](/richHtml/wlxb/2020/69/17/20200867/img_2.jpg)
Fig. 2. The four fundamental modes of the TENG and the mechanisms of contact electrification: (a) The four fundamental modes of the TENG[49]; the overlapped electron-cloud model proposed for explaining contact electrification (b) between solid and solid state[20], (c) between solid and liquid state[50].
![Influence of molecular structure of polymer materials on triboelectrification: (a) Schematic diagram of ion irradiation and contact electrification of polymer materials[60]; (b) the main chain is same, the electron cloud range of different groups in the side chain[61].](/Images/icon/loading.gif){kind=icon}
Fig. 3. Influence of molecular structure of polymer materials on triboelectrification: (a) Schematic diagram of ion irradiation and contact electrification of polymer materials[60]; (b) the main chain is same, the electron cloud range of different groups in the side chain[61].
Fig. 4. Textile-based indirectly wearable TENG: (a) 3D double-faced interlock fabric TENG for bio-motion energy harvesting[43]; (b) direct current fabric TENG for biomotion energy harvesting[65]; (c) 3D orthogonal woven TENG[66].
Fig. 5. Thin film-based indirectly wearable TENG: (a) An ultrathin flexible single-electrode TENG[67]; (b) wearable triboelectric generator[68]; (c) gas-permeable on-skin TENG[69]; (d) TENG with ultrathin thickness[70].
Fig. 6. Elastomer-based indirectly wearable TENG: (a) Stretchable and waterproof TENG [45]; (b) self-charging power package[71]; (c) a bionic stretchable nanogenerator[72]; (d) fully elastic TENG[73].
Fig. 7. Wearable TENG with special structure: (a) Wearable pouch-type TENG[74]; (b) TENG weaved into a coat and assembled under shoes[75]; (c) TENG enabled body sensor network[47].
Fig. 8. Textile-based directly wearable TENG: (a) A highly stretchable and washable all-yarn based self-charging knitting power textile[76]; (b) skin-touch-actuated textile-based triboelectric nanogenerator[77]; (c) single-thread-based TENG[78]; (d) flexible single-strand fiber-based woven structured triboelectric nanogenerator[79].
Fig. 9. Thin film-based directly wearable TENG: (a) Flexible and stretchable TENG[80]; (b) crumpled nanofibrous membranes based TENG[81]; (c) a flexible, lightweight TENG[82]; (d) a breathable and antibacterial TENG[83].
Fig. 10. Elastomer-based directly wearable TENG: (a) Ultrastretchable, transparent TENG[84]; (b) electric eel-skin-inspired TENG[44]; (c) a liquid PEDOT:PSS electrode-based stretchable TENG[85].
Fig. 11. Directly wearable TENG with special structure: (a) A highly shape-adaptive TENG based on conductive liquid[48]; (b) an airtight-cavity-structural triboelectric nanogenerator[86].
Fig. 12. Advances in power management circuits: (a) Self-charging power systems; (b) effective energy storage from a triboelectric nanogenerator[41]; (c) a universal self-charging system[40]; (d) universal power management strategy[12]; (e) switched-capacitor-convertors for output power management[87].
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Table 1.
The output performance of wearable electronics.
可穿戴能源器件输出特性对比
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