fig5

Figure 5. Composite Li anodes constructed by doped hosts anchored with metal atoms. (A) Structural model of CoNC on Li and binding energy of the corresponding sites; (B) CE test of CoNC, NGM, and Cu electrodes. Reproduced with permission^[88]. Copyright 2018, Wiley-VCH; (C) The distribution of Li adsorption energy and Li nucleation/growth behavior on PG and SANi-NG electrodes. G is graphene, M is metal atom, N is nitrogen, and Li is Li atom, respectively. Reproduced with permission^[87]. Copyright 2019, Wiley-VCH; (D) Schematic diagram of the SAM@NG synthesis; (E) Binding energy of Li atoms on different substrates; (F) CE test of different substrates with a capacity of 1 mAh·cm^-2 at 1 mA·cm^-2. Reproduced with permission^[86]. Copyright 2022, Wiley-VCH. CE: Coulombic efficiency; CoNC: Co atoms anchored in the N-doped carbon structure.