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. 2020 Jun 2;7(14):2000186. doi: 10.1002/advs.202000186

Figure 13.

Figure 13

a–c) AP‐TENGs by using PMMA as tribo‐negative material. Reproduced with permission.[ 97 ] Copyright 2018, Elsevier. d) Fully biodegradable TENGs based on nanostructured gelatin film and electrospun PLA. Reproduced with permission.[ 98 ] Copyright 2018, Elsevier. e,f) Bio‐TENGs with BNC as tribo‐negative material. Reproduced with permission.[ 99 ] Copyright 2017, Elsevier. g) Biodegradable TENGs based on four biodegradable polymers. Reproduced with permission.[ 101 ] Copyright 2016, The American Association for the Advancement of Science.