fig10

Figure 10. (A) Digital photo illustration of the 3D-printed rGO aerogel microelectrode placed on a flower; (B) XPS full spectrum of the 3DP-NGA with various N2 plasma treatment durations; (C) binding energies of Na atoms with pyridinic-N, pyrrolic-N, graphitic-N, and graphene by DFT calculations[143]; (D) ex-situ XRD spectrums of NVPF cathode material evaluated at various voltages; (E) GCD graphs reported at 1 C, (F) ex-situ XRD spectrums of NTP anode material attained at various voltages[144]; (G) simulation model of the current density (CD) dispersal on the surface of the 3D-printed rGO/CNT porous microlattice aerogel (p-MLA); (H) schematic presentation of Na nucleation/plating behavior on printed rGO/CNT microlattice aerogel; and (I) nucleation overpotentials of the electrodes at different CD values[145].