diffraction pattern


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Related to diffraction pattern: Fraunhofer diffraction pattern

diffraction pattern

The pattern of alternating light and dark rings or bands produced when light is diffracted by a circular opening or object (rings) or a rectangular slit or an edge (bands). See also Airy disk; interference.

diffraction pattern

[di′frak·shən ‚pad·ərn]
(physics)
Pattern produced on a screen or plate by waves which have undergone diffraction.
References in periodicals archive ?
The diffraction pattern of the nine slits is plotted in fig.
In the same experiment, on the detecting screen 5 it is expected to appear a diffraction pattern of the electrons.
Figure 6 shows the x-ray powder diffraction pattern for Winsor & Newton Winsor Yellow, containing PY154.
which illustrates in a very instructive manner how the diffraction pattern changes when the point of observation is moved so that new portions of the wavefront are covered and uncovered by the aperture edges.
The development of this science in the twentieth century must be considered one of the most remarkable developments in the whole history of science because, again, it provided a connection between the diffraction pattern and the structure of the crystals, or the arrangement of the atoms in the crystal.
The phase composition of the formed layer was established by comparing its X-ray diffraction pattern with those of known minerals [9,10].
These are not physical mixtures, where the diffraction pattern would be additive; the pattern of a solid solution is different.
In all the cases, the diffraction pattern in the 2[theta] range of 10[degrees] to 60[degrees] is recorded and the sample is rotated at the scan speed of 1[degrees]/min.
X-ray diffraction pattern for HA powder and HA coating were recorded in a Philips Ph-1730 X-ray crystallographic unit provided with a proportional counter.
The enhanced Green Card design beginning with this order will add new security technology, including the incorporation of Drexler's high security optically variable device (OVD) diffraction pattern into the card's optical media.
Smaller particles scatter light at greater angles than larger ones and the resulting diffraction pattern is used to measure particle size.
However, an additional small peak appeared on the diffractograms for both drying cycles, indicating the formation of a V-type X-ray diffraction pattern.