Low-cost and high-power K<sub>4</sub>[Mn<sub>2</sub>Fe](PO<sub>4</sub>)<sub>2</sub>(P<sub>2</sub>O<sub>7</sub>) as a novel cathode with outstanding cyclability for K-ion batteries
Jungmin Kang, Hyunyoung Park, Wonseok Ko, Yongseok Lee, Jinho Ahn, Jung‐Keun Yoo, Seok Hyun Song, Hyungsub Kim, Jongsoon Kim
Abstract
K<sub>4</sub>[Mn<sub>2</sub>Fe](PO<sub>4</sub>)<sub>2</sub>(P<sub>2</sub>O<sub>7</sub>) exhibits outstanding power-capability and stable cycle performance, with an average operation voltage of ∼3.5 V (<italic>vs.</italic> K<sup>+</sup>/K).
Topics & Concepts
Analytical Chemistry (journal)Materials scienceCrystallographyChemistryPhysicsChromatographyAdvancements in Battery MaterialsTransition Metal Oxide NanomaterialsAdvanced Battery Materials and Technologies