Debye theory

Debye theory

[də′bī ‚thē·ə·rē]
(electricity)
The classical theory of the orientation polarization of polar molecules in which the molecules have a single relaxation time, and the plot of the imaginary part of the complex relative permittivity against the real part is a semicircle.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
According to ideal Debye theory of dielectric relaxation, the maxima of imaginary part of impedance (Z") and modulus (M") appear at the same frequency at a given temperature.
Dielectric and conductivity relaxation in poly(3,4-ethylenedioxythiophene) nanotubes
But the Debye theory turned out as more appropriate to the experiment.
Physical principles of nanoscale criterion selection for disperse particles
Obviously, the average velocity of phonon c and new characteristic temperature [[THETA].sub.B] are differ from their definition in Debye theory because the average energy of solid in Debye theory is presented as
Sound-particles and phonons with spin 1
The Rayleigh Debye theory takes advantage of these assumptions to describe scattering phenomena for nonspherical particles.
Online light scattering measurements: a method to assess morphology development of polymer blends in a twin-screw extruder
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