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. 2023 Aug 5;123(16):9982–10078. doi: 10.1021/acs.chemrev.3c00139

Figure 25.

Figure 25

Biodegradability. (A) Optical image of biodegradable and transparent optical fiber fabricated by PLLA. (B) SEM image of transparent PLLA fiber. (C) Transmittance of PLLA optical fibers. (D) Biodegradation of PLLA fiber in water. Reproduced with permission from ref (700). Copyright 2017 Wiley-VCH. (E) Optical image of biodegradable and transparent conductors. (F) The transmittance of biodegradable conductors varying thicknesses. (G,H) SEM images of biodegraded electronics for 6 days. Reproduced with permission from ref (701). Copyright 2019 Wiley-VCH. (I) Schematic illustration of actively triggered biodegradable electronics using ultrasound. (J) Optical images of degraded electronics by ultrasound. (K) The output voltage of energy device under different power of ultrasound. Reproduced with permission from ref (710). Copyright 2022 American Association for the Advancement of Science under the CC BY-NC 4.0 license https://creativecommons.org/licenses/by-nc/4.0/.