A Combined Operando Synchrotron X-ray Absorption Spectroscopy and First-Principles Density Functional Theory Study to Unravel the Vanadium Redox Paradox in the Na3V2(PO4)2F3–Na3V2(PO4)2FO2 Compositions
2020 ◽
Vol 124
(43)
◽
pp. 23511-23522