Barium titanate energy storage ceramic structure

Why are barium titanate ceramics used in capacitor field?

Barium Titanate ceramics are widely used in capacitor field due to their high dielectric constant and low dielectric loss. However, their low energy storage density limits the application in high energy density energy storage devices [ 8, 9 ].

Why are barium titanate-based energy-storage dielectric ceramics so popular?

Cite this: ACS Appl. Mater. Interfaces 2019, 11, 40, 36824–36830 Barium titanate-based energy-storage dielectric ceramics have attracted great attention due to their environmental friendliness and outstanding ferroelectric properties.

What is the BDS value of barium titanate based ceramics?

Yan et al. achieved high BDS value of 360 kV/cm in the Barium Titanate-based ceramics through a dual strategy of film forming technology and A-site charge compensation, and obtained high discharge energy density of 3.98 J/cm 3 [ 18 ].

How to improve energy-storage properties of BT ceramics?

For example, Zhou et al. improved the energy-storage properties of the BT ceramic (Wrec = 2.03 J/cm 3, η = 88.8%) by adding Bi (Li 0.5 Nb 0.5)O 3. Dong et al. further increased the energy-storage properties of BT ceramics (Wrec = 2.21 J/cm 3, η = 91.6%) by adding Bi (Zn 0.5 Sn 0.5)O 3.

Does BNST doping affect dielectric and energy-storage properties of BT-BMT ceramics?

The effect of (Na 0.5 Bi 0.5) 0.7 Sr 0.3 TiO 3 (BNST) doping on the dielectric and energy-storage properties of 0.90BaTiO 3 –0.10Bi (Mg 1/2 Ti 1/2)O 3 (BT-BMT) ceramics was investigated.

How do we improve the energy-storage characteristics of ceramics?

In recent years, the energy-storage characteristics of ceramics have been enhanced by doping with heterovalent ions, adjusting the sintering process of the ceramics, and optimizing the microscopic structure to regulate the energy-storage materials Pr, Pmax, and Eb [12, 13, 14, 15, 16, 17].