New Two-Dimensional Niobium and Vanadium Carbides as Promising Materials for Li-Ion Batteries
Michael NaguibA.J.
Drexel Nanotechnology Institute, Drexel University, Philadelphia, Pennsylvania 19104, United StatesJoseph HalimA.J.
Drexel Nanotechnology Institute, Drexel University, Philadelphia, Pennsylvania 19104, United StatesJun LuThin
Film Physics Division, Department of Physics (IFM), Linköping University, S-581 83 Linköping, SwedenKevin M. CookA.J.
Drexel Nanotechnology Institute, Drexel University, Philadelphia, Pennsylvania 19104, United StatesLars HultmanThin
Film Physics Division, Department of Physics (IFM), Linköping University, S-581 83 Linköping, SwedenYury GogotsiA.J.
Drexel Nanotechnology Institute, Drexel University, Philadelphia, Pennsylvania 19104, United StatesMichel W. BarsoumDepartment of Materials Science & Engineering, Drexel University, Philadelphia, Pennsylvania 19104, United States
2013en
ABI
Annotatsiya
New two-dimensional niobium and vanadium carbides have been synthesized by selective etching, at room temperature, of Al from Nb2AlC and V2AlC, respectively. These new matrials are promising electrode materials for Li-ion batteries, demonstrating good capability to handle high charge-discharge rates. Reversible capacities of 170 and 260 mA·h·g(-1) at 1 C, and 110 and 125 mA·h·g(-1) at 10 C were obtained for Nb2C and V2C-based electrodes, respectively.
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