fig5
![Advances in lithium-ion battery materials for ceramic fuel cells](https://image.oaes.cc/e2cce652-99e5-4c3f-a5e5-43ad70d3ecd9/5302.fig.5.jpg)
Figure 5. (A) Li-ion transport along the b-axis in LiFePO4, where the curved trajectories are shown as red arrows, the iron octahedra are orange, the phosphate tetrahedra are blue and lithium ions are green. Copyright from Ref.[34]. (B) Schematic of SNO electrolyte working principle in a CFC (left) and the electronic structure of the Ni 3d orbitals of SNO (right). Copyright from Ref.[37]. (C) Hydrogen and lithium dopants for migration pathway (left) along [001] direction in SmNiO3 and its activation energy (right). Copyright from Ref.[38].