Enhanced Energy Storage Performance of Lead-Free Capacitors in an Ultrawide Temperature Range via Engineering Paraferroelectric and Relaxor Ferroelectric Multilayer Films

2020 ◽  
Vol 12 (23) ◽  
pp. 25930-25937
Author(s):  
Tian-Yi Hu ◽  
Chunrui Ma ◽  
Yanzhu Dai ◽  
Qiaolan Fan ◽  
Ming Liu ◽  
...  
Keyword(s):  
Energy Storage ◽  
Multilayer Films ◽  
Relaxor Ferroelectric ◽  
Lead Free ◽  
Temperature Range ◽  
Storage Performance

BiFeO3–SrTiO3 thin film as a new lead-free relaxor-ferroelectric capacitor with ultrahigh energy storage performance

2017 ◽  
Vol 5 (12) ◽  
pp. 5920-5926 ◽  
Author(s):  
Hao Pan ◽  
Yi Zeng ◽  
Yang Shen ◽  
Yuan-Hua Lin ◽  
Jing Ma ◽  
...  
Keyword(s):  
Energy Storage ◽  
Relaxor Ferroelectric ◽  
Lead Free ◽  
Dielectric Films ◽  
Energy Storage Density ◽  
Ultrahigh Energy ◽  
Storage Density ◽  
Ferroelectric Capacitor ◽  
Storage Performance ◽  
Thermal Stability Of

We report ultrahigh energy storage density of 51 J cm−3 and good fatigue & thermal stability of BiFeO3-based lead-free dielectric films.

Realizing high comprehensive energy storage performance in lead-free bulk ceramics via designing an unmatched temperature range

2019 ◽  
Vol 7 (48) ◽  
pp. 27256-27266 ◽  
Author(s):  
Zetian Yang ◽  
Hongliang Du ◽  
Li Jin ◽  
Qingyuan Hu ◽  
He Wang ◽  
...  
Keyword(s):  
Energy Storage ◽  
Lead Free ◽  
Temperature Range ◽  
Storage Performance

Simultaneous achievement of a large Wrec of 3.51 J cm−3 and a high η of 80.1% in 0.86NN–0.14BNH ceramics under 350 kV cm−1, leading to an excellent comprehensive energy storage performance in lead-free bulk ceramics.

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