Boosting sodium-ion mobility in Na <sub>3</sub> V <sub>2</sub> (PO <sub>4</sub> ) <sub>2</sub> F <sub>3</sub> through anion engineering with Br <sup>−</sup> substitution
Sankalpita Chakrabarty, Ziliang Wang, Arun V. Krishnan, Arad Paperni, Sarah Taragin, Reut Yemini, Ilana Perelshtein, Ayan Mukherjee, Malachi Noked
Abstract
Partial Br substitution forming Na 3 V 2 (PO 4 ) 2 F 3(1− x ) Br 3 x enhances Na + ion mobility by widening 2D diffusion channel and lowering the migration barrier.
Topics & Concepts
Boosting (machine learning)IonChemistrySubstitution (logic)CrystallographyMaterials scienceSodiumSelectivityPhysical chemistryStereochemistryAdvancements in Battery MaterialsChemical Synthesis and CharacterizationAdvanced Battery Materials and Technologies