• The DebyeWaller factor (DWF), named after Peter Debye and Ivar Waller, is used in condensed matter physics to describe the attenuation of x-ray scattering...
    22 KB (3,726 words) - 16:59, 10 February 2025
  • multiplicative factor, and this factor is often called the DebyeWaller factor. Note that the DebyeWaller factor is often ascribed to thermal motion, i.e., the δ...
    42 KB (7,575 words) - 18:32, 1 May 2024
  • Mössbauer spectroscopy. The corresponding factor for coherent neutron or X-ray scattering is the DebyeWaller factor; often, that term is used in a more generic...
    3 KB (329 words) - 21:57, 17 July 2022
  • Thumbnail for Peter Debye
    1914–1915, Debye calculated the effect of temperature on X-ray diffraction patterns of crystalline solids with Paul Scherrer (the "DebyeWaller factor"). In...
    38 KB (4,458 words) - 23:22, 14 March 2025
  • first kind is the source of the Debye-Waller factor. To derive the model we start with the definition of the structure factor S ( q ) = 1 N ∑ j , k = 1 N...
    16 KB (3,248 words) - 16:23, 12 January 2025
  • phenomena in environmental engineering. It prominently appears in the DebyeWaller factor (describing vibrations within the solid state) and in the Langevin...
    14 KB (2,605 words) - 00:42, 20 April 2025
  • neutron diffraction at wavenumber q is given by the Debye-Waller factor or the Lamb-Mössbauer factor. For isotropic systems it takes the form exp ⁡ ( −...
    7 KB (1,276 words) - 15:01, 23 June 2024
  • see Debye–Scherrer method Debye–Sears method DebyeWaller factor Debye force Debye frequency, see also Debye model Debye function, see also Debye model...
    2 KB (136 words) - 18:45, 21 March 2022
  • Thumbnail for Multislice
    scattering, although the accuracy is unclear (i.e. a good guess of the Debye-Waller factor is needed). The Northwestern University Multislice and Imaging System...
    27 KB (3,812 words) - 03:29, 9 February 2025
  • Thumbnail for Ivar Waller
    vibrations of a crystal, building upon the prior work of Peter Debye. The DebyeWaller factor, which he introduced in his doctoral thesis in 1925, is the...
    1 KB (108 words) - 23:13, 12 January 2023
  • Thumbnail for Silicon-vacancy center in diamond
    approximately 70% (DebyeWaller factor of 0.7), than most other optical centers in diamond, such as the nitrogen-vacancy center (DebyeWaller factor ~ 0.04). The...
    25 KB (2,651 words) - 04:02, 18 April 2025
  • Thumbnail for Thermal ellipsoid
    density of the atom. The particular probability is usually 50%. DebyeWaller factor Angshuman R. Choudhury, Kabirul Islam, Michael T. Kirchner, Goverdhan...
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  • Thumbnail for Electron diffraction
    similar to a DebyeWaller factor, κ {\displaystyle \kappa } is the anharmonicity constant and η {\displaystyle \eta } a phase factor which is important...
    141 KB (15,555 words) - 18:36, 20 May 2025
  • Thumbnail for Neutron scattering
    fraction of elastic scattering is determined by the Debye-Waller factor or the Mössbauer-Lamb factor. Depending on the research question, most measurements...
    11 KB (1,354 words) - 04:21, 5 May 2025
  • Thumbnail for X-ray photoelectron spectroscopy
    single-photoelectron wave function ϕ j {\displaystyle \phi _{j}} by the DebyeWaller factor: W j = exp ⁡ ( − Δ k j 2 U j 2 ¯ ) {\displaystyle W_{j}=\exp {(-\Delta...
    43 KB (6,252 words) - 19:12, 19 May 2025
  • The Debye sheath (also electrostatic sheath) is a layer in a plasma which has a greater density of positive ions, and hence an overall excess positive...
    12 KB (2,133 words) - 03:05, 15 September 2024
  • Legendre polynomial, γ is an attenuation coefficient, exp(−2σi2k2) is a DebyeWaller factor and weight Wj is given in terms of the number of atoms in the jth...
    12 KB (1,844 words) - 04:37, 11 December 2024
  • Thumbnail for Zero-phonon line and phonon sideband
    zero-phonon line and the phonon sideband is characterized by the Debye-Waller factor α. The zero-phonon line is an optical analogy to the Mössbauer lines...
    9 KB (1,163 words) - 15:29, 28 March 2022
  • vibrational mode, in molecular spectroscopy D band (disambiguation) DebyeWaller factor (D) Diode (D), an electronic component D ( E ) {\displaystyle D(E)}...
    9 KB (1,130 words) - 10:39, 5 March 2025
  • Thumbnail for X-ray crystallography
    built. The atomic positions in the model and their respective Debye-Waller factors (or B-factors, accounting for the thermal motion of the atom) can be refined...
    113 KB (11,750 words) - 15:56, 20 May 2025
  • Thumbnail for Multipole density formalism
    that requires no additional parameters (other than positional and DebyeWaller factors) to be refined. This allows the IAM to perform satisfactorily while...
    19 KB (2,221 words) - 16:10, 27 March 2025
  • Thumbnail for Shpolskii matrix
    phonon lines. The weak coupling is usually expressed in terms of the Debye-Waller factor, where a maximum value of one indicates no coupling between the chromophore...
    8 KB (861 words) - 20:12, 27 August 2024
  • The beginning of Langmuir probe theory is the I–V characteristic of the Debye sheath, that is, the current density flowing to a surface in a plasma as...
    39 KB (6,621 words) - 11:45, 20 May 2025
  • Sirdeshmukh, D. B. (1 June 1992). "X-ray determination of the Debye-Waller factors and Debye temperatures of europium monochalcogenides". Pramana. 38 (6):...
    3 KB (223 words) - 12:47, 25 June 2023
  • Deborah number Debra Searles Debye frequency Debye model Debye relaxation Debye sheath Debye–Falkenhagen effect DebyeWaller factor Decay chain Decay energy...
    17 KB (1,787 words) - 22:53, 7 October 2024
  • Thumbnail for Plasma (physics)
    plasma parameter Λ, representing the number of charge carriers within the Debye sphere is much higher than unity. It can be readily shown that this criterion...
    62 KB (6,405 words) - 01:53, 22 February 2025
  • Physicist 33 (3-4), 53-58 (1997). Pryor, A. W. (1 January 1966). "DebyeWaller factors in crystals of the sodium chloride structure". Acta Crystallographica...
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  • Thumbnail for Zeta potential
    Smoluchowski's theory is valid only for a sufficiently thin double layer, when the Debye length, 1 / κ {\displaystyle 1/\kappa } , is much smaller than the particle...
    23 KB (2,574 words) - 10:17, 18 May 2025
  • also known as van der Waals forces, which is determined by the Keesom, Debye and London dispersion forces. The lipid bilayer of an endothelial cell membrane...
    18 KB (2,336 words) - 10:00, 7 February 2025
  • Thumbnail for Electro-osmosis
    simplified using the Debye-Hückel approximation ∇ 2 ψ = k 2 ψ , {\displaystyle \nabla ^{2}\psi =k^{2}\psi ,} where 1 / k is the Debye length, used to describe...
    16 KB (1,965 words) - 02:14, 6 April 2025