Fabrication of LIG on diverse substrates. (a) Polyimide film. Reprinted with permission from Ref. [13], Copyright 2018, Elsevier B.V. (b) Aramid fiber fabric. Reprinted with permission from Ref. [27], Copyright 2021, Elsevier B.V. (c) Paper soaked with the gelatin-mediated inks containing molybdenum ions. Reprinted with permission from Ref. [30], Copyright 2018, Wiley-VCH. (d) Coconut shell. Reprinted with permission from Ref. [24], Copyright 2018, American Chemical Society. (e) Dry wood. Reprinted with permission from Ref. [22], Copyright 2019, Wiley-VCH. (f) Phenolic film. Reprinted with permission from Ref. [32], Copyright 2018, Elsevier B.V. (g) Polyethylene terephthalate/Al nanoparticle composite. Reprinted with permission from Ref. [31], Copyright 2021, Wiley-VCH. (h) Polyimide paper. Reprinted with permission from Ref. [28], Copyright 2020, American Chemical Society.