Enabling the Electrochemical Performance of Maricite-NaMnPO₄ and Maricite-NaFePO₄ Cathode Materials in Sodium-Ion Batteries

Figure 2

Particle size distribution (a) and SEM images (b) of NaMnPO₄ powder: (A) and (B) pristine, (C) and (D) 12 h-coated milled NaMnPO₄.

(a)

(b)