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diffraction
diffract
The Oxford Pocket Dictionary of Current English
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2009
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© The Oxford Pocket Dictionary of Current English 2009, originally published by Oxford University Press 2009. (Hide copyright information)
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dif·fract
/ diˈfrakt/
•
v. [tr.] Physics
cause to undergo diffraction.
DERIVATIVES:
dif·frac·tive
/ -tiv/ adj.
dif·frac·tive·ly
/ -tivlē/ adv.
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Fraunhofer diffraction effects on total power for a planckian source.
Magazine article from: Journal of Research of the National Institute of Standards and Technology; 9/1/2001; ; 700+ words
; An algorithm for computing diffraction effects on total power in the case of Fraunhofer diffraction by a circular lens or aperture is derived. The result for Fraunhofer diffraction of monochromatic radiation is well known, and this work reports...
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Electron diffraction using transmission electron microscopy.
Magazine article from: Journal of Research of the National Institute of Standards and Technology; 11/1/2001; ; 700+ words
; Electron diffraction via the transmission electron microscope...structures. The advantages of electron diffraction over other methods, e.g., x...of new structures through electron diffraction, alone or in combination with other...
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X-ray diffraction I: On the diffraction of X-rays by crystalline solids
Magazine article from: Pharmaceutical Technology; 5/1/2000; ; 700+ words
; X-ray diffraction is exceedingly important in pharmaceutics...nature of the crystalline state and the diffraction of X-rays by such materials. This...to discuss single-crystal X-ray diffraction and X-ray powder diffraction. The...
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X-ray Diffraction from a Left Ventricular Wall of Rat Heart
Magazine article from: Biophysical Journal; 4/1/2004; ; 700+ words
; ABSTRACT We studied x-ray diffraction from the left ventricular wall...myocardium of the wall. These diffraction patterns were explained by employing...the origin of reflections in a diffraction diagram from a whole heart. This...
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The Application of Neutron Diffraction to Engineering Problems
Magazine article from: JOM; 3/1/2006; ; 700+ words
; ...decades of extensive development, neutron diffraction has become an essential research tool...on how information obtained from the diffraction peak position and width is used to answer...illustrate the application of neutron diffraction to engineering problems, and new research...
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Powder diffraction: least-squares and beyond.
Magazine article from: Journal of Research of the National Institute of Standards and Technology; 1/1/2004; ; 700+ words
; ...collection and refinement of powder diffraction data. While standard data collection...for assessing regions of misfit in a diffraction pattern and introduce a matrix which...impact of individual points in a powder diffraction pattern with improvements in the estimated...
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X-ray diffraction III: Pharmaceutical applications of x-ray power diffraction
Magazine article from: Spectroscopy; 7/1/2001; ; 700+ words
; X-ray powder diffraction is the predominant tool for the study of polycrystalline...I and II in a series of articles covering x-ray diffraction examined the phenomenon of the diffraction of x-rays by crystalline solids, briefly discussed...
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Refinement of F-Actin Model against Fiber Diffraction Data by Long-Range Normal Modes
Magazine article from: Biophysical Journal; 1/1/2004; ; 700+ words
; ...filamentous viruses. In fiber diffraction, the fiber specimens...azimuthally. Therefore, the diffraction patterns are cylindrically...to inevitable loss of diffraction information so that the number of independent diffractions of fibers is considerably...
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X-ray diffraction III: Pharmaceutical applications of X-ray powder diffraction
Magazine article from: Pharmaceutical Technology North America; 3/1/2001; ; 700+ words
; ...simplicity of performance, X-ray powder diffraction is the predominant tool for the study of...the series of articles covering X-ray diffraction examined the phenomenon of the diffraction of X-rays by crystalline solids, briefly...
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Diffraction line broadening analysis if broadening is caused by both dislocations and limited crystallite size.
Magazine article from: Journal of Research of the National Institute of Standards and Technology; 1/1/2004; ; 700+ words
; ...analysis of the broadening of diffraction lines. In sputter deposited nickel...three different methods for diffraction line broadening analysis yield...Key words: crystallite size; diffraction line broadening; dislocations...
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Diffraction
Encyclopedia entry from: The Gale Encyclopedia of Science
Diffraction Diffraction is the deviation of a traveling wave (light, sound, or other...passes around an obstacle or through an opening. The importance of diffraction in any given situation depends on the relative size of the obstacle...
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diffraction
Book article from: The Columbia Encyclopedia, Sixth Edition
diffraction bending of waves around the edge of...body are bent, or deflected. This diffraction produces a fuzzy border region between...cast a shadow behind an opaque body. Diffraction also occurs when light waves interact...
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Diffraction Grating
Encyclopedia entry from: The Gale Encyclopedia of Science
Diffraction Grating A diffraction grating is an optical device consisting of many closely spaced...in the lattice structure of salt crystals. Like a prism, a diffraction grating separates the colors in white light to produce a spectrum...
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diffraction rings
Book article from: A Dictionary of Astronomy
diffraction rings The faint rings that appear around...through a telescope; they are a result of diffraction . The Airy disk itself is in effect...little as 1.7% of its intensity. Diffraction rings are most noticeable in instruments...
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diffraction grating
Book article from: A Dictionary of Astronomy
diffraction grating A surface on which are ruled...which break light into a spectrum by diffraction; finer spacings give greater dispersion...used for astronomy. Unlike prisms, diffraction gratings produce several sets, or orders...
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