• Thumbnail for Diffraction
    and the term diffraction is used when many waves are superposed.: 433  Italian scientist Francesco Maria Grimaldi coined the word diffraction and was the...
    52 KB (6,614 words) - 17:52, 23 July 2025
  • Thumbnail for Diffraction grating
    directions (i.e., different diffraction angles). The emerging coloration is a form of structural coloration. The directions or diffraction angles of these beams...
    49 KB (5,784 words) - 00:11, 12 July 2025
  • Thumbnail for Diffraction-limited system
    limit to its resolution due to the physics of diffraction. An optical instrument is said to be diffraction-limited if it has reached this limit of resolution...
    21 KB (2,775 words) - 14:43, 16 July 2025
  • Thumbnail for X-ray diffraction
    sources. Similar diffraction patterns can be produced by related scattering techniques such as electron diffraction or neutron diffraction. If single crystals...
    32 KB (4,237 words) - 23:09, 18 July 2025
  • Thumbnail for Double-slit experiment
    Fresnel diffraction equation, which implies that as the plane of observation gets closer to the plane in which the slits are located, the diffraction patterns...
    79 KB (8,692 words) - 03:21, 7 July 2025
  • Thumbnail for Fresnel diffraction
    In optics, the Fresnel diffraction equation for near-field diffraction is an approximation of the Kirchhoff–Fresnel diffraction that can be applied to...
    14 KB (2,369 words) - 13:50, 28 May 2025
  • Fraunhofer diffraction equation is used to model the diffraction of waves when plane waves are incident on a diffracting object, and the diffraction pattern...
    24 KB (3,590 words) - 09:03, 17 July 2025
  • Thumbnail for X-ray crystallography
    beam of incident X-rays to diffract in specific directions. By measuring the angles and intensities of the X-ray diffraction, a crystallographer can produce...
    113 KB (11,756 words) - 23:11, 18 July 2025
  • fields as quasi optical and uses knife-edge diffraction to determine diffraction coefficients for each diffracting object-source combination. These coefficients...
    2 KB (218 words) - 10:29, 17 January 2025
  • Thumbnail for Airy disk
    Airy disk (redirect from Diffraction blur)
    can make, limited by the diffraction of light. The Airy disk is of importance in physics, optics, and astronomy. The diffraction pattern resulting from...
    31 KB (4,806 words) - 08:31, 24 May 2025
  • Thumbnail for Point diffraction interferometer
    a diffraction grating interferometer by Kwon and the Phase-Shifting Point Diffraction Interferometer. Gary Sommargren proposed a point diffraction interferometer...
    14 KB (1,598 words) - 18:11, 26 May 2025
  • Kinematic diffraction is an approximation for diffraction of waves. It assumes that the waves are only scattered once, neglecting multiple scattering...
    3 KB (382 words) - 02:54, 25 May 2025
  • Thumbnail for Time-of-flight diffraction ultrasonics
    summarized TOFD as tip-diffraction techniques which utilized the principle that the tips of a crack when struck by a wave will diffract the signals back to...
    6 KB (760 words) - 14:25, 12 July 2025
  • Thumbnail for Atmospheric diffraction
    Atmospheric diffraction is manifested in the following principal ways: Optical atmospheric diffraction Radio wave diffraction is the scattering of radio...
    7 KB (959 words) - 03:21, 19 August 2023
  • Thumbnail for Neutron diffraction
    to obtain a diffraction pattern that provides information of the structure of the material. The technique is similar to X-ray diffraction but due to their...
    48 KB (5,330 words) - 07:21, 21 June 2025
  • Thumbnail for Crystallography
    the type of beam used, as in the terms X-ray diffraction, neutron diffraction and electron diffraction. These three types of radiation interact with...
    21 KB (2,242 words) - 15:34, 9 June 2025
  • Fraunhofer diffraction equation is used to model the diffraction of waves when the diffraction pattern is viewed at a long distance from the diffracting object...
    34 KB (6,005 words) - 18:34, 22 July 2025
  • Thumbnail for Diffraction spike
    with diffraction spikes JWST image of star cluster Westerlund 1 with diffraction spikes JWST image of the spiral galaxy NGC 7469 with diffraction spikes...
    12 KB (1,191 words) - 23:24, 3 April 2025
  • Thumbnail for Wavelength
    called diffraction. Two types of diffraction are distinguished, depending upon the separation between the source and the screen: Fraunhofer diffraction or...
    36 KB (4,299 words) - 20:17, 15 May 2025
  • Thumbnail for Powder diffraction
    Powder diffraction is a scientific technique using X-ray, neutron, or electron diffraction on powder or microcrystalline samples for structural characterization...
    34 KB (4,433 words) - 13:42, 18 July 2025
  • periodic microscale lattices. Bragg diffraction (also referred to as the Bragg formulation of X-ray diffraction) was first proposed by Lawrence Bragg...
    23 KB (2,670 words) - 17:00, 19 July 2025
  • Thumbnail for Dynamical theory of diffraction
    acoustics. The sections below deal with dynamical diffraction of X-rays. The dynamical theory of diffraction considers the wave field in the periodic potential...
    6 KB (714 words) - 03:07, 18 May 2024
  • Thumbnail for Electron diffraction
    overview of electron diffraction and electron diffraction patterns, collective referred to by the generic name electron diffraction. This includes aspects...
    142 KB (15,551 words) - 21:10, 17 July 2025
  • Thumbnail for Electron backscatter diffraction
    information within each diffraction pattern can be analysed in more detail. For texture and orientation measurements, the diffraction patterns are binned...
    124 KB (13,688 words) - 12:35, 24 June 2025
  • scanning electron nano diffraction (SEND), nanobeam electron diffraction (NBED), or pixelated STEM. The use of diffraction patterns as a function of...
    41 KB (4,825 words) - 14:56, 17 July 2025
  • Thumbnail for Laser diffraction analysis
    Laser diffraction analysis, also known as laser diffraction spectroscopy, is a technology that utilizes diffraction patterns of a laser beam passed through...
    19 KB (2,353 words) - 03:17, 18 July 2025
  • In optics, diffraction efficiency is the performance of diffractive optical elements – especially diffraction gratings – in terms of power throughput....
    2 KB (207 words) - 01:43, 22 November 2024
  • incidence diffraction (GID) is a technique for interrogating a material using small incidence angles for an incoming wave, often leading to the diffraction being...
    5 KB (519 words) - 01:57, 19 July 2025
  • Thumbnail for Electron microscope
    electron diffraction mode where a map of the angles of the electrons leaving the sample is produced. The advantages of electron diffraction over X-ray...
    48 KB (5,272 words) - 21:16, 22 July 2025
  • Thumbnail for Maurice Wilkins
    separation, optical microscopy, and X-ray diffraction. He is most noted for initiating and leading early X-ray diffraction studies on DNA at King's College London...
    39 KB (4,725 words) - 10:54, 11 May 2025