fig13

Figure 13. LIG-based soft TENG and supercapacitor are the main constituent parts for the power supply of skin electronics. (A) A LIG-based coin cell. Reproduced with permission^[48]. Copyright 2019, Elsevier B.V.; (B and C) A transient and ultrathin biofuel cells enabled by LIG/AuNP composite. Reproduced with permission^[71]. Copyright 2022, American Chemical Society; (D) A flexible and stretchable single-electrode TENG based on LIG/PDMS composites. Reproduced with permission^[122]. Copyright 2019, American Chemical Society; (E) A flexible triboelectric pressure sensor based on LIG. Reproduced with permission^[49]. Copyright 2019, Springer; (F) A stretchable and soft MXene/LIG foam-based TENG for exercise posture detection. Reproduced with permission^[70]. Copyright 2022, Elsevier B.V.; (G) A flexible and transparent planar LIG-based microsupercapacitor; (H) C-V plots of microsupercapacitors with different electrode materials. Reproduced with permission^[50]. Copyright 2017, Wiley-VCH GmbH; (I) Capacitance retention of LIG-based micro-supercapacitors under different bent states compared to the value in the flat state. Reproduced with permission^[31]. Copyright 2019, Wiley-VCH GmbH. LIG: Laser-induced-graphene; TENG: triboelectric nanogenerator; AuNP: gold nanoparticle; PDMS: polydimethylsiloxane.