fig4

Figure 4. (A) Ductile carbon cage with voids and a cellular graphene network for Si microparticles; (B) SEM image of SiMP@C-GN; (C) Stress-strain curves of the compression of GN-24, -10 and -6 h cylinders^[42]. Copyright 2021, The authors, published by Oxford University Press; (D) Preparation process of the TiO₂/MoS₂ composite film; (E) Surface morphology of the TiO₂/MoS₂ composite film after 100 cycles.^[43] Copyright 2022, Elsevier; (F) TEM image of Fe₃O₄-CNT^[44]. Copyright 2013, ACS; (G) BSE image of the thin films deposited at 700 °C; (H) Li-ion conductivity σ in dependence of temperature T^[45]. Copyright 2016, Elsevier. SiMP: Silicon microparticles; C-GN: carbon-graphene network; SEM: scanning electron microscopy; GN: graphene network; TEM: transmission electron microscopy; CNT: carbon nanotube; BSE: backscattered electron; Li-ion: lithium-ion; σ: Ionic Conductivity; T: temperature; SEI: solid electrolyte interphase.