fig1

Regulating Na<sup>+</sup> vacancies and stabilizing lattice structure via Al<sup>3+</sup>/O<sup>2-</sup> doping for low-cost dry-air-stable NaCl-based solid electrolytes

Figure 1. Structural characterization. (A) Crystal structure of NaCl; (B) XRD patterns of Na0.25+xAl0.25Cl1-xOx (0 ≤ x ≤ 0.225); (C) Rietveld refinements of Na0.4625Al0.25Cl0.7875O0.2125; (D) PDF profiles of Na0.4625Al0.25Cl0.7875O0.2125; (E) 23Na NMR of Na0.25+xAl0.25Cl1-xOx (0 ≤ x ≤ 0.225). (F) 27Al NMR of Na0.4625Al0.25Cl0.7875O0.2125.

Energy Materials
ISSN 2770-5900 (Online)
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