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. Author manuscript; available in PMC: 2021 Nov 1.
Published in final edited form as: Nano Energy. 2020 Jul 22;77:105131. doi: 10.1016/j.nanoen.2020.105131

Fig. 14.

Fig. 14.

GO films-based UWEH. a) Flexible UWEH device based on GO-films. Reproduced with permission [143]. Copyright 2012, Wiley-VCH. b) Poly(methyl methacrylate)/GO layered films for UWEH [144]. Copyright 2013, American Chemical Society.