Substituting inert phosphate with redox-active silicate towards advanced polyanion-type cathode materials for sodium-ion batteries

Ruimin Sun; Mingyue Dou; Yuxiang Zhang; Jingyu Chen; Yuhao Chen; Bo Han; Kaisheng Xia; Qiang Gao; Xiaoxiao Liu; Zhao Cai; Chenggang Zhou

doi:10.1039/d2nr06602e

JOURNAL ARTICLE

Substituting inert phosphate with redox-active silicate towards advanced polyanion-type cathode materials for sodium-ion batteries

Ruimin Sun Mingyue Dou Yuxiang Zhang Jingyu Chen Yuhao Chen Bo Han Kaisheng Xia Qiang Gao Xiaoxiao Liu Zhao Cai Chenggang Zhou

Year: 2023 Journal: Nanoscale Vol: 15 (7)Pages: 3345-3350 Publisher: Royal Society of Chemistry

DOI: 10.1039/d2nr06602e

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Abstract

A redox-active anion substitution strategy is proposed to simultaneously improve the energy density and electronic conductivity of polyanion-type Na 3 V 2 (PO 4 ) 3 cathode materials towards next-generation sodium-ion batteries.

Keywords:

Cathode Materials science Anode Redox Phosphate Faraday efficiency Electrochemistry Chemical engineering Sodium silicate Inert Silicate Ionic bonding Battery (electricity) Ion Potassium-ion battery Inorganic chemistry Lithium vanadium phosphate battery Electrode Chemistry Composite material Physical chemistry Metallurgy Organic chemistry

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Advancements in Battery Materials

Physical Sciences → Engineering → Electrical and Electronic Engineering

Advanced Battery Materials and Technologies

Physical Sciences → Engineering → Electrical and Electronic Engineering

Supercapacitor Materials and Fabrication

Physical Sciences → Materials Science → Electronic, Optical and Magnetic Materials

Substituting inert phosphate with redox-active silicate towards advanced polyanion-type cathode materials for sodium-ion batteries

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