Ultralong cycle stability of aqueous zinc-ion batteries with zinc vanadium oxide cathodes
Peking University · Beijing National Laboratory for Molecular Sciences · +1 more institution
Abstract
. Its electrochemical mechanism is elucidated. The lattice contraction induced by zinc intercalation and the expansion caused by hydronium intercalation cancel each other and allow the lattice to remain constant during charge/discharge, favoring cyclic stability. The hierarchically porous structure provides abundant contact with electrolyte, shortens ion diffusion path, and provides cushion for relieving strain generated during electrochemical processes, facilitating both fast kinetics and long-term stability.
Citation impact
- FWCI
- 34.50
- Percentile
- 100%
- References
- 57
Authors
4- LWLulu Wang
Peking University, Beijing National Laboratory for Molecular Sciences
- KHKuo‐Wei Huang
King Abdullah University of Science and Technology
- JCJitao ChenCorresponding
Peking University, Beijing National Laboratory for Molecular Sciences
- JZJunrong ZhengCorresponding
Peking University, Beijing National Laboratory for Molecular Sciences
Topics & keywords
- Vanadium oxide
- Materials science
- Hydronium
- Cathode
- Electrochemistry
- Vanadium
- Zinc
- Electrolyte