Ti2Nb2O9/CNF anode with excellent sodium storage performance is fabricated by electrospinning and carbonization treatment. The assembled Ti2Nb2O9/CNF//AC SIC exhibits a high energy density of 129 W h kg-1 at 75 W kg-1.
Dielectric capacitor has received growing interest for advanced electrical and electronic systems. However, the low energy density and poor thermal stability at high temperature severely hinder its practical applications. Herein,...