The Internal Friction and the Relaxation Time Spectrum of Ferroelectric Ceramic PZT Type
J. Bartkowska and J. Ilczuk
Silesian University, ┼╗eromskiego 3, 41-200 Sosnowiec, Poland
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The fractional Zener model with two springpots is proposed to description of relaxation time spectrum of ferroelectric ceramic material. This model is based on fractional calculus. The influence of values of a and b parameters on the shape of the relaxation time spectrum was investigated.
DOI: 10.12693/APhysPolA.114.A-7
PACS numbers: 77.84.Dy, 72.15.Lh, 77.90.+k, 62.40.+i