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S. Radhakrishnan

Bio: S. Radhakrishnan is an academic researcher. The author has contributed to research in topics: Polyvinylidene fluoride & Lead oxide. The author has an hindex of 1, co-authored 1 publications receiving 2 citations.

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Journal ArticleDOI
TL;DR: In this paper, structural investigations have been carried out in powder processed polyvinylidene fluoride containing various amounts of titanium dioxide and lead monoxide as fillers, and the crystallinity was found to increase significantly at very low filler concentration (< 3 percent, while it decreased monotonically with increasing filler concentrations above 5 percent.
Abstract: Structural investigations have been carried out in powder processed polyvinylidene fluoride containing various amounts of titanium dioxide and lead monoxide as fillers. The crystallinity was found to increase significantly at very low filler concentration (<3 percent) while it decreased monotonically with increasing filler concentrations above 5 percent. The phase transformation in the crystal structure was also noticed especially after sintering and the formation of beta phase was favourable in samples containing lead oxide. These various findings were also confirmed by infrared absorption studies and explained on the basis of deformation of the polymer during compaction together with preferential nucleation by the filler during the sintering step of the powder processing technique.

2 citations


Cited by
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TL;DR: In this article, a high piezoresistive effect has been observed in semiconducting polyvinylidene fluoride as well as polyphenylene sulfide composites containing metallic fillers.

38 citations

Journal ArticleDOI
TL;DR: In this article, a polyethylene oxide containing high concentrations of Cu(ll) chloride has been studied as a function of temperature and a new hexagonal type structure with unit cell dimensions of a = 6.52 and c = 19 is seen to occur for high concentration of the copper chloride.

30 citations