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. 2018 Jul 26;6:151–198. doi: 10.1016/j.isci.2018.07.021

Figure 5.

Figure 5

Morphological Characterizations, Synthesis Strategy, and Performance Investigations

(A) Scanning electron micrograph of S@C NW array at high magnification.

(B) Capacity retentions and Coulombic efficiencies at discharge rates of 0.5 and 20 C. Reprinted with permission from (Moon et al., 2013). Copyright 2013, Wiley-VCH.

(C) Schematic illustration of the hierarchical, free-standing electrode with ultrahigh sulfur-loading capability via a facile bottom-up approach. Red and purple spheres represent lithium ions and electrons, respectively. VACNT, vertically aligned carbon nanotube.

(D) Scanning electron micrograph of a bottom-up free-standing electrode.

(E) Cycling performance of the top-down free-standing electrode and a routinely prepared electrode blade coated on an aluminum foil for comparison at a current density of 0.05 C. Reprinted with permission from (Yuan et al., 2014). Copyright 2014, Wiley-VCH.