%0 Journal Article %T Structural evolution of high energy density V3+/V4+ mixed valent Na3V2O2x(PO4)2F3−2x (x = 0.8) sodium vanadium fluorophosphate using in situ synchrotron X-ray powder diffraction %A Serras, Paula %A Palomares, Verónica %A Rojo, Teófilo %A Brand, Helen E. A. %A Sharma, Neeraj %J Journal of Materials Chemistry A %V 2 %N 21 %P 7766-7779 %@ 2050-7488 %D 2014-05-06 %I The Royal Society of Chemistry %~ DeepDyve