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Chemical synthesis of a new tin dioxide based (SnO2 : Co, Al, Nb) varistor

Published online by Cambridge University Press:  31 January 2011

P. N. Santhosh
Affiliation:
Physical Chemistry Division, National Chemical Laboratory, Pune 411 008, India
H. S. Potdar
Affiliation:
Physical Chemistry Division, National Chemical Laboratory, Pune 411 008, India
S. K. Date*
Affiliation:
Physical Chemistry Division, National Chemical Laboratory, Pune 411 008, India
*
a)Address all correspondence to this author. NCL Communication No. 6364.
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Abstract

A new varistor composition based on SnO2 doped with Co, Al, and Nb has been successfully synthesized by a chemical route. It exhibits excellent nonlinear current-voltage (I-V) characteristics with α ≈ 72 and E1mA ≈ 1820 V/mm.

Type
Articles
Copyright
Copyright © Materials Research Society 1997

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References

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