Spatial distribution of chemical energy storage field

Does spatial distribution affect energy storage performance of multiphase dielectrics?

Given that the spatial distribution of fillers significantly impacts the energy storage performance of multiphase dielectrics, it is expected that rational designing this spatial structure will enhance both dielectric response and insulation strength synergistically , .

What is the maximum discharge energy density?

The maximum discharge energy density of 6.52 J/cm 3 with an efficiency of 85.6 % has been achieved at 150℃ for the modified capacitive films.

What is the energy storage density compared to pF-m?

As a result, the energy storage density (Ue) of 23.1 J/cm 3 at 600 MV/m with the charge-discharge efficiency (η) of 71% is achieved compared to PF-M (5.6 J/cm 3 @350 MV/m, 65%).

Do polymer capacitive films affect energy storage performance?

Nonetheless, polymer capacitive films, which are renowned for their exceptional thermal stability, experience an escalation in conduction losses at elevated temperatures, resulting in degradation of energy storage performance.

Are all-organic systems suitable for energy storage?

The all-organic system exhibits exceptional compatibility, leading to outstanding energy storage performance and long-term operational stability. Cyclic charge/discharge experiments were conducted at 150℃ and 200 MV/m. The composite films maintain its commendable capacitance characteristics throughout 50,000 charge/discharge cycles (Fig. 7 b).

How does composite interface affect dielectric energy storage properties?

Composite interface is an essential factor affecting their dielectric energy storage properties. The organic or inorganic transition layer could improve interfacial compatibility and mitigate E distortion, enhancing ε r while maintaining a high Eb, ultimately increasing Ue to 10–20 J/cm 3 , , , .