• Thumbnail for Paul Dirac
    Paul Adrien Maurice Dirac OM FRS (/dɪˈræk/; 8 August 1902 – 20 October 1984) was an English mathematical and theoretical physicist who is considered to...
    88 KB (9,745 words) - 07:04, 13 September 2024
  • Thumbnail for Dirac delta function
    theory of distributions. The delta function was introduced by physicist Paul Dirac, and has since been applied routinely in physics and engineering to model...
    94 KB (14,004 words) - 14:58, 3 October 2024
  • Thumbnail for Fermi–Dirac statistics
    principle. A result is the Fermi–Dirac distribution of particles over energy states. It is named after Enrico Fermi and Paul Dirac, each of whom derived the...
    31 KB (4,823 words) - 22:45, 2 September 2024
  • Thumbnail for Dirac sea
    British physicist Paul Dirac in 1930 to explain the anomalous negative-energy quantum states predicted by the relativistically-correct Dirac equation for electrons...
    14 KB (2,014 words) - 21:53, 23 August 2024
  • In particle physics, the Dirac equation is a relativistic wave equation derived by British physicist Paul Dirac in 1928. In its free form, or including...
    78 KB (12,993 words) - 07:36, 9 October 2024
  • The Dirac Medal or Dirac prize can refer to different awards named in honour of the physics Nobel Laureate Paul Dirac. Dirac Medal (ICTP), awarded by the...
    713 bytes (127 words) - 14:04, 7 February 2024
  • The Dirac Medal of the ICTP is given each year by the International Centre for Theoretical Physics (ICTP) in honour of physicist Paul Dirac. The award...
    29 KB (729 words) - 05:12, 2 September 2024
  • Thumbnail for Dirac large numbers hypothesis
    The Dirac large numbers hypothesis (LNH) is an observation made by Paul Dirac in 1937 relating ratios of size scales in the Universe to that of force...
    17 KB (2,148 words) - 14:30, 29 August 2024
  • In quantum field theory, the Dirac spinor is the spinor that describes all known fundamental particles that are fermions, with the possible exception...
    23 KB (4,116 words) - 15:18, 2 July 2024
  • to the Dirac equation for relativistic spin   1   2 {\displaystyle {\tfrac {\ 1\ }{2}}} particles. Gamma matrices were introduced by Paul Dirac in 1928...
    61 KB (7,233 words) - 00:33, 24 September 2024
  • Thumbnail for Magnetic monopole
    magnetic charge started with a paper by the physicist Paul Dirac in 1931. In this paper, Dirac showed that if any magnetic monopoles exist in the universe...
    75 KB (8,386 words) - 03:02, 28 September 2024
  • Thumbnail for Quantum mechanics
    mid-1920s by Niels Bohr, Erwin Schrödinger, Werner Heisenberg, Max Born, Paul Dirac and others. The modern theory is formulated in various specially developed...
    99 KB (12,082 words) - 17:48, 6 October 2024
  • second-order operator such as a Laplacian. The original case which concerned Paul Dirac was to factorise formally an operator for Minkowski space, to get a form...
    9 KB (1,251 words) - 18:47, 29 April 2024
  • Computing (DiRAC) is an integrated supercomputing facility used for research in particle physics, astronomy and cosmology in the United Kingdom. DiRAC makes...
    4 KB (296 words) - 07:02, 19 September 2024
  • The Paul Dirac Medal and Prize is a gold medal awarded annually by the Institute of Physics (Britain's and Ireland's main professional body for physicists)...
    12 KB (449 words) - 07:54, 10 April 2024
  • Dirac–von Neumann axioms give a mathematical formulation of quantum mechanics in terms of operators on a Hilbert space. They were introduced by Paul Dirac...
    4 KB (467 words) - 08:16, 29 November 2023
  • Thumbnail for Boson
    ). Every observed subatomic particle is either a boson or a fermion. Paul Dirac coined the name boson to commemorate the contribution of Satyendra Nath...
    10 KB (1,078 words) - 18:07, 7 October 2024
  • Thumbnail for Paul Ehrenfest
    "Paul Ehrenfest (1880–1933)". KNAW Past Members. Retrieved 27 February 2020. Farmelo, Graham (2009). The Strangest Man: The Hidden Life of Paul Dirac,...
    25 KB (2,741 words) - 21:54, 4 July 2024
  • Thumbnail for Dirac cone
    of Dirac cone comes from the Dirac equation that can describe relativistic particles in quantum mechanics, proposed by Paul Dirac. Isotropic Dirac cones...
    23 KB (1,889 words) - 06:31, 2 October 2024
  • The Strangest Man: The Hidden Life of Paul Dirac, Quantum Genius is a 2009 biography of quantum physicist Paul Dirac written by British physicist and author...
    6 KB (724 words) - 07:02, 14 March 2024
  • Thumbnail for Schrödinger equation
    derivative in space, and therefore space & time are not on equal footing. Paul Dirac incorporated special relativity and quantum mechanics into a single formulation...
    74 KB (10,234 words) - 02:11, 7 October 2024
  • Thumbnail for Fermion
    In particle physics, a fermion is a particle that follows Fermi–Dirac statistics. Fermions have a half-odd-integer spin (spin ⁠1/2⁠, spin ⁠3/2⁠, etc.)...
    7 KB (850 words) - 04:02, 15 April 2024
  • Thumbnail for Antiparticle
    antineutron are distinct. In 1932, soon after the prediction of positrons by Paul Dirac, Carl D. Anderson found that cosmic-ray collisions produced these particles...
    24 KB (2,653 words) - 20:46, 30 September 2024
  • In mathematics, the complete Fermi–Dirac integral, named after Enrico Fermi and Paul Dirac, for an index j  is defined by F j ( x ) = 1 Γ ( j + 1 ) ∫...
    3 KB (350 words) - 02:39, 19 December 2022
  • quantum mechanics is quite widespread. Bra–ket notation was created by Paul Dirac in his 1939 publication A New Notation for Quantum Mechanics. The notation...
    42 KB (6,315 words) - 04:58, 4 September 2024
  • applications to mechanics. It is based on the notion of the Dirac bracket constraint introduced by Paul Dirac and was first introduced by Ted Courant and Alan Weinstein...
    7 KB (940 words) - 15:16, 18 August 2024
  • Thumbnail for Antimatter
    gravity. The modern theory of antimatter began in 1928, with a paper by Paul Dirac. Dirac realised that his relativistic version of the Schrödinger wave equation...
    78 KB (8,023 words) - 15:05, 7 October 2024
  • libschrodinger and dirac-research, were developed. The format implementations were named in honour of the theoretical physicists Paul Dirac and Erwin Schrödinger...
    21 KB (1,918 words) - 10:25, 4 January 2024
  • physics, a Dirac string is a one-dimensional curve in space, conceived of by the physicist Paul Dirac, stretching between two hypothetical Dirac monopoles...
    3 KB (405 words) - 16:00, 26 July 2022
  • neutrinos) and hence are Dirac fermions. They are named after Paul Dirac, and can be modeled with the Dirac equation. A Dirac fermion is equivalent to...
    1 KB (166 words) - 10:59, 13 August 2023