fig3

Figure 3. Diversity of the carbon source for LIG. (A) Fabrication of patterned LIG on flexible substrates. (B) Serpentine LIG lines on the polyimide substrate^[41]. Copyright 2018, WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. (C) Fabrication of patterned LIG on 3D printed PEEK components^[99]. Copyright 2019, American Chemical Society. (D) Preparation of LIG gears on the PDMS substrate^[100]. Copyright 2017, WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. (E) Preparation of LIG butterflies on the phenolic resin substrate^[101]. Copyright 2018, Elsevier. (F) The LIG pattern on the Kevlar fiber^[102]. Copyright 2022, American Chemical Society. (G) Schematic diagram of multiple repeated irradiations. (H) LIG patterns on wood, potatoes, bread, and cellulose clothing. Reproduced with permission^[110]. Copyright 2018, American Chemical Society.