fig3
Figure 3. (A) Schematic of Li ions in active fillers[65]. Reproduced from Ref.[65] with permission. Copyright 2020, Royal Society of Chemistry. (B) Interaction of active fillers with polymers and formation of space charge regions[27]. Reproduced from Ref.[27] with permission. Copyright 2023, Wiley-VCH. (C) Lithium-ion transport channels in polymers filled with different concentrations of active fillers[66]. Reproduced from Ref.[66] with permission. Copyright 2017, Elsevier.