Excellent Energy Storage Performance in Bilayer Composites Combining Aligned TiO2 Nanoarray and Random TiO2 Nanowires with Poly(vinylidene fluoride)

2020 ◽  
Vol 124 (5) ◽  
pp. 2864-2871 ◽  
Author(s):  
Qian Ji ◽  
YaFei Hou ◽  
ShiXin Wei ◽  
Yang Liu ◽  
Peng Du ◽  
...  
2019 ◽  
Vol 7 (33) ◽  
pp. 10371-10378 ◽  
Author(s):  
Weiyan Li ◽  
Zhongqian Song ◽  
Jiaming Zhong ◽  
Jing Qian ◽  
Zhongyang Tan ◽  
...  

A novel multilayer-structured Ti3C2Tx MXene/poly(vinylidene fluoride) film with a high dielectric constant and ultralow dielectric loss is presented.


2019 ◽  
Vol 7 (45) ◽  
pp. 14148-14158 ◽  
Author(s):  
Qingguo Chi ◽  
Yinhua Zhou ◽  
Chao Yin ◽  
Yue Zhang ◽  
Changhai Zhang ◽  
...  

A 50 vol% PMMA/PVDF dielectric composite annealed at 150 °C possesses great breakdown strength and excellent energy storage performance.


2014 ◽  
Vol 04 (02) ◽  
pp. 1450009 ◽  
Author(s):  
Mojtaba Rahimabady ◽  
Li Lu ◽  
Kui Yao

Multilayer dielectric capacitors were fabricated from nanocomposite precursor comprised of BaTiO 3@ TiO 2 core–shell nanosized particles and poly(vinylidene fluoride–hexafluoropropylene) (P(VDF–HFP)) polymer matrix (20 vol%). The multilayer capacitors showed very high discharge speed and high discharged energy density of around 2.5 J/cm3 at its breakdown field (~ 166 MV/m). The energy density of the nanocomposite multilayer capacitors was substantially higher than the energy density of commercially used power capacitors. Low cost, flexible structure, high discharge rate and energy density suggest that the nanocomposite multilayer capacitors are promising for energy storage applications in many power devices and systems.


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