Electrical conduction and dielectric properties of doped iron/poly(aniline-co-o-anthranilic acid) copolymer and production of magnetite-hematite nanoparticles based on composites as precursor

2016 ◽  
Vol 6 (5) ◽  
pp. 414-422 ◽  
Author(s):  
Mohamed Sh. Zoromba ◽  
Nasser A. El-Ghamaz
1989 ◽  
Vol 27 (13) ◽  
pp. 2647-2655
Author(s):  
Shinichi Yano ◽  
Hitoshi Yamamoto ◽  
Kenji Tadano ◽  
Eisaku Hirasawa

2013 ◽  
Vol 67 (8) ◽  
Author(s):  
Robert Moucka ◽  
Miroslav Mrlik ◽  
Marketa Ilcikova ◽  
Zdenko Spitalsky ◽  
Natalia Kazantseva ◽  
...  

AbstractStatistical copolymers of aniline and p-phenylenediamine, poly(aniline-co-p-phenylenediamine)s, were synthesised by oxidative polymerisation using various oxidants, ammonium peroxydisulphate or silver nitrate. Depending on the choice of oxidant, copolymers or composites with silver particles were obtained. Different molar concentrations of p-phenylenediamine in the reaction mixture provided materials of different conductivities. The influence of both the copolymer composition and the presence of discrete silver particles on the electric and dielectric properties of the system was studied. The results showed a decrease in the conductivity of copolymers and their composites with the silver content compared with the content of standard polyaniline salt. The reduction in conductivity was described in terms of the decreased density of hopping centres due to defects in the copolymer structure. The dielectric relaxations observed were described in terms of their activation energies and were linked to the corresponding conduction mechanism.


2012 ◽  
Vol 111 (10) ◽  
pp. 102811 ◽  
Author(s):  
S. P. Pavunny ◽  
R. Thomas ◽  
A. Kumar ◽  
N. M. Murari ◽  
R. S. Katiyar

2011 ◽  
Vol 84 (5) ◽  
pp. 840-846 ◽  
Author(s):  
A. Yu. Pulyalina ◽  
G. A. Polotskaya ◽  
L. M. Kalyuzhnaya ◽  
I. G. Sushchenko ◽  
T. K. Meleshko ◽  
...  

RSC Advances ◽  
2020 ◽  
Vol 10 (13) ◽  
pp. 7643-7653 ◽  
Author(s):  
Eunsoo Kim ◽  
Rajeev K. K. ◽  
Jaebin Nam ◽  
Junyoung Mun ◽  
Tae-Hyun Kim

We develop a polymeric binder with outstanding cell properties, and high water solubility for Si anodes by grafting a conductive PAAA onto chitosan.


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