Fig. 2From: Synthesis and Electrochemical Properties of LiNi0.5Mn1.5O4 Cathode Materials with Cr3+ and F− Composite Doping for Lithium-Ion BatteriesSEM images of LiCrxNi0.5−0.5xMn1.5−0.5xO3.95F0.05.(a) x = 0, (b) x = 0.025, (c) x = 0.05, (d) x = 0.075Back to article page