• Multipole radiation is a theoretical framework for the description of electromagnetic or gravitational radiation from time-dependent distributions of distant...
    34 KB (6,800 words) - 00:10, 15 June 2023
  • Thumbnail for Multipolarity of gamma radiation
    There are two kinds: electric and magnetic multipole radiation. Each of these, being electromagnetic radiation, consists of an electric and a magnetic field...
    5 KB (657 words) - 18:41, 22 June 2023
  • gravitational mass that can exist in ideal form, but it is usually just part of a multipole expansion of a more complex structure reflecting various orders of complexity...
    16 KB (2,474 words) - 19:13, 10 December 2024
  • Thumbnail for Cosmic microwave background
    The cosmic microwave background (CMB, CMBR), or relic radiation, is microwave radiation that fills all space in the observable universe. With a standard...
    108 KB (13,167 words) - 03:58, 13 January 2025
  • A multipole expansion is a mathematical series representing a function that depends on angles—usually the two angles used in the spherical coordinate...
    29 KB (5,527 words) - 01:47, 26 December 2024
  • The VSH are especially useful in the study of multipole radiation fields. For instance, a magnetic multipole is due to an oscillating current with angular...
    26 KB (5,424 words) - 23:25, 27 May 2024
  • gravitational radiation in the Hulse–Taylor binary discovered in 1974 confirmed the result, with agreement up to 0.2 percent (by 2005). Multipole radiation Birkhoff's...
    2 KB (345 words) - 01:47, 5 March 2024
  • more complete treatment may be found in pages describing multipole expansion or spherical multipole moments. (The convention in the above equations was taken...
    22 KB (2,887 words) - 09:06, 15 November 2024
  • the initial and final states makes several multipole radiations possible, usually the lowest-order multipoles are overwhelmingly more likely, and dominate...
    21 KB (2,280 words) - 18:56, 1 November 2024
  • Thumbnail for Near and far field
    within an arm's length of its antenna. The near field is governed by multipole type fields, which can be considered as collections of dipoles with a...
    36 KB (5,196 words) - 01:46, 3 January 2025
  • Thumbnail for Dipole
    Dipole (redirect from Dipole radiation)
    magnetic moment Monopole Solid harmonics Axial multipole moments Cylindrical multipole moments Spherical multipole moments Laplace expansion Molecular solid...
    27 KB (3,898 words) - 13:31, 17 October 2024
  • sources using another type of multipole, which generalize the Weyl moments to mass multipole moments and momentum multipole moments, characterizing respectively...
    53 KB (6,959 words) - 21:46, 13 December 2024
  • Thumbnail for Dynamic toroidal dipole
    toroidal multipoles were theoretically introduced in the 1970s in the context of a complete multipole expansion in electrodynamics and their radiation properties...
    7 KB (690 words) - 18:49, 7 September 2024
  • of the l-th multipole moment) of an isolated system's stress–energy tensor must be non-zero in order for it to emit gravitational radiation. This is analogous...
    106 KB (12,668 words) - 03:13, 20 January 2025
  • Radiation damping in accelerator physics is a phenomenum where betatron oscillations and longitudinal oscilations of the particle are damped due to energy...
    8 KB (1,576 words) - 14:02, 22 December 2024
  • Thumbnail for Charge based boundary element fast multipole method
    surface charge density. This formulation is naturally combined with fast multipole method (FMM) acceleration, and the entire method is known as charge-based...
    35 KB (3,473 words) - 08:56, 7 December 2024
  • Thumbnail for Random wire antenna
    axially symmetric multipole moments with no component along the wire direction; as the length of the wire is increased, higher multipole contributions become...
    11 KB (1,461 words) - 23:23, 12 July 2024
  • Axis of evil (cosmology) (category Cosmic background radiation)
    C. (2012). "Can residuals of the solar system foreground explain low multipole anomalies of the CMB?". Journal of Cosmology and Astroparticle Physics...
    12 KB (1,358 words) - 19:10, 19 January 2025
  • Thumbnail for History of the Big Bang theory
    death to learn of the discovery of cosmic microwave background radiation, the remnant radiation of a dense and hot phase in the early universe. Hubble's law...
    20 KB (2,604 words) - 20:20, 9 December 2024
  • Charge based boundary element fast multipole method. FMM can also be used to accelerate MoM. While the fast multipole method is useful for accelerating...
    37 KB (4,764 words) - 09:46, 4 June 2024
  • Thumbnail for Klaus Halbach
    1970s, he proposed a permanent magnet array configuration for obtaining multipole magnetic fields; this configuration, known as Halbach array, is widely...
    13 KB (963 words) - 20:28, 7 December 2024
  • of several intermolecular forces Monopole (disambiguation) Quadrupole Multipole expansion Bipolar (disambiguation) This disambiguation page lists articles...
    1 KB (167 words) - 05:17, 26 December 2023
  • Thumbnail for Mie scattering
    sphere. The solution takes the form of an infinite series of spherical multipole partial waves. It is named after German physicist Gustav Mie. The term...
    58 KB (9,207 words) - 18:41, 7 December 2024
  • Thumbnail for Superheterodyne receiver
    one or more dual tuned IF transformers, a quartz crystal filter, or a multipole ceramic crystal filter. In the case of television receivers, no other...
    52 KB (6,626 words) - 00:09, 14 January 2025
  • Thumbnail for Classical Electrodynamics (book)
    electromagnetic Lagrangian. Materials on transition and collision radiation and multipole fields were modified. A total of 117 new problems were added. While...
    17 KB (1,855 words) - 07:32, 7 November 2024
  • Thumbnail for Kip Thorne
    relativistic bodies, including the influence of the coupling of their multipole moments to the spacetime curvature of nearby objects, as well as writing...
    42 KB (4,010 words) - 16:00, 24 December 2024
  • Electromagnetic wave equation (category Electromagnetic radiation)
    the corresponding magnetic multipole fields, and aE(l, m) and aM(l, m) are the coefficients of the expansion. The multipole fields are given by B l , m...
    21 KB (3,099 words) - 08:56, 7 December 2024
  • Thumbnail for Electric dipole moment
    Theoretically, an electric dipole is defined by the first-order term of the multipole expansion; it consists of two equal and opposite charges that are infinitesimally...
    55 KB (7,930 words) - 01:35, 24 October 2024
  • Thumbnail for Hyperfine structure
    electronic energy levels of atoms, molecules, and ions, due to electromagnetic multipole interaction between the nucleus and electron clouds. In atoms, hyperfine...
    29 KB (4,480 words) - 16:10, 26 December 2024
  • Thumbnail for Diamond Light Source
    Diamond Light Source (category Synchrotron radiation facilities)
    originator of the DIAMOND project) and stood as an acronym meaning DIpole And Multipole Output for the Nation at Daresbury. With the location now being Oxfordshire...
    16 KB (1,599 words) - 17:19, 25 January 2025