Debye-Waller factor


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Debye-Waller factor

[də¦bī ′väl·ər ‚fak·tər]
(solid-state physics)
A reduction factor for the intensity of coherent (Bragg) scattering of x-rays, neutrons, or electrons by a crystal, arising from thermal motion of the atoms in the lattice.
References in periodicals archive ?
D] is the mean static Debye-Waller factor from the layers [l.
The static Debye-Waller factor of the dividing layer of the period of the superlattice GaAs [f.
av] is an estimated overall Debye-Waller factor, [lambda] is the incident wavelength and 2[alpha] is the monochromator take-off angle.
The good agreement between the experimental and theoretical curves was obtained at the static Debye-Waller factor f = exp (-W) [approximately equal to] 0.
j] is the Debye-Waller factor for the jth atom, [f.
Moreover, when interaction between the guest molecules and the matrix is weak, the phonon side band absorption is weak, and the Debye-Waller factor is close to unity.