fig17
From: Recent advances in alloying anode materials for sodium-ion batteries: material design and prospects
Figure 17. (A) Cross-sectional SEM images of (a) CMT, (b) CMT@Bi2O3, and (c) CMT@Bi-C. (d) Image showing surface morphology and (e-g) elemental mapping of CMT@Bi-C. (B) Cycle performance of CMT@Bi-C at 10 A g-1 at high temperature. (C) Post cycling analysis of CMT@Bi-C. Cross-section SEM images before and after battery cycling test for (a and d) CMT, (b and e) CMT@Bi-C, and
