Novel Ag–BaTiO3/PVDF three-component nanocomposites with high energy density and the influence of nano-Ag on the dielectric properties

2009 ◽  
Vol 9 (5) ◽  
pp. 956-959 ◽  
Author(s):  
S.L. Jiang ◽  
Y. Yu ◽  
Y.K. Zeng
RSC Advances ◽  
2014 ◽  
Vol 4 (89) ◽  
pp. 48220-48227 ◽  
Author(s):  
Subrata Sarkar ◽  
Samiran Garain ◽  
Dipankar Mandal ◽  
K. K. Chattopadhyay

A significant improvement of dielectric properties and toughness with electrical energy density up to 11 J cm−3 is observed in flexible PVDF–BiVO4 nanocomposite film. It underlines to use as flexible high energy density capacitors and piezoelectric based energy harvesters.


2006 ◽  
Vol 949 ◽  
Author(s):  
Pratyush Tewari ◽  
Eugene Furman ◽  
Michael T. Lanagan

ABSTRACTPoly(chloro-p- Xylene) or Parylene –C thin films are particularly attractive for dielectric as well as biomedical applications. In the current work the dielectric properties of Parylene-C thin films are investigated to form laminar composites with oxide thin films for high energy density pulsed power capacitors. Parylene-C thin films were synthesized by pyrolytic vapor decomposition polymerization of dichloro-di(p-Xylene) monomer. Annealing of films at 225°C has shown to enhance crystallinity of film. Conduction in Parylene-C thin films appears to be bulk-controlled with the hopping charges contributing to leakage current. The barrier height of 0.89eV and hopping distance of 2 - 2.5nm are physically plausible and similar to previously reported values in polymer literature.


Author(s):  
Junhao Jiang ◽  
Jinpeng Li ◽  
Jun Qian ◽  
Xiaoyun Liu ◽  
Peiyuan Zuo ◽  
...  

Polymer nanocomposites with high energy density have become a research hotspot in the field of dielectric materials. However, the huge compatibility contrast between nanofillers and polymers always hinders the further...


2014 ◽  
Vol 1 (4) ◽  
pp. 045301 ◽  
Author(s):  
Maya Sharma ◽  
S Ranganatha ◽  
Ajay Kumar Kalyani ◽  
Rajeev Ranjan ◽  
Giridhar Madras ◽  
...  

Carbon ◽  
2019 ◽  
Vol 150 ◽  
pp. 179-190 ◽  
Author(s):  
Shatrudhan Palsaniya ◽  
Harshal B. Nemade ◽  
Ashok Kumar Dasmahapatra

RSC Advances ◽  
2018 ◽  
Vol 8 (57) ◽  
pp. 32972-32978 ◽  
Author(s):  
Mei-Yan Tse ◽  
Xianhua Wei ◽  
Chi-Man Wong ◽  
Long-Biao Huang ◽  
Kwok-ho Lam ◽  
...  

Colossal permittivity (CP) materials have shown great technological potential for advanced microelectronics and high-energy-density storage applications.


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