Optimizing ammonium vanadate crystal structure by facile <i>in situ</i> phase transformation of VO<sub>2</sub>/NH<sub>4</sub>V<sub>4</sub>O<sub>10</sub> with special micro–nano feature for advanced aqueous zinc ion batteries
Liming Chen, Yufeng Zheng, Ziqiang Zhang, Yu Ma, Yuanming Wang, Huanhao Xiao, Ming Xu, Zikun Li, Guohui Yuan
Abstract
NH 4 + -defected NH 4 V 4 O 10 with microflower morphology was synthesized via hydrothermal method and in situ phase transition to improve specific capacity (494.0 mA h g −1 ), Zn 2+ diffusion efficiency and structural stability (71.8% for 2000 cycles).
Topics & Concepts
VanadateHydrothermal circulationIn situPhase (matter)Materials scienceDiffusionCrystallographyAmmoniumCrystal (programming language)Phase transitionCrystal structureChemical engineeringAnalytical Chemistry (journal)ChemistryThermodynamicsMetallurgyPhysicsChromatographyOrganic chemistryProgramming languageComputer scienceEngineeringAdvanced battery technologies researchAdvancements in Battery MaterialsAdvanced Battery Materials and Technologies