• 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...
    77 KB (12,900 words) - 03:00, 5 May 2024
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    coining the latter term. Among other discoveries, he formulated the Dirac equation in 1928, which describes the behaviour of fermions and predicted the...
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    approaches are compared, the use of the Schrödinger equation is sometimes called "wave mechanics". Paul Dirac incorporated special relativity and quantum mechanics...
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    British physicist Paul Dirac in 1930 to explain the anomalous negative-energy quantum states predicted by the Dirac equation for relativistic electrons...
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  • exception of neutrinos. It appears in the plane-wave solution to the Dirac equation, and is a certain combination of two Weyl spinors, specifically, a bispinor...
    23 KB (4,116 words) - 15:33, 3 May 2024
  • to the Dirac equation for relativistic spin   1   2 {\displaystyle {\tfrac {\ 1\ }{2}}} particles. Gamma matrices were introduced by Paul Dirac in 1928...
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  • external electromagnetic field. It is the non-relativistic limit of the Dirac equation and can be used where particles are moving at speeds much less than...
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  • particles. Its theoretical relevance is similar to that of the Dirac equation. The equation solutions include a scalar or pseudoscalar field[clarification...
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    In mathematical physics, the Dirac equation in curved spacetime is a generalization of the Dirac equation from flat spacetime (Minkowski space) to curved...
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    Mathematically, any Dirac fermion can be decomposed as two Weyl fermions of opposite chirality coupled by the mass term. The Dirac equation was published in...
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    of equation (2) to the electron – by various manipulations he factorized the equation into the form: and one of these factors is the Dirac equation (see...
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  • these freedoms. The Majorana equation can be written in several distinct forms: As the Dirac equation written so that the Dirac operator is purely Hermitian...
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    can approximate the force of the impact by a Dirac delta. In doing so, one not only simplifies the equations, but one also is able to calculate the motion...
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  • DO white dwarf stars. The non-relativistic Schrödinger equation and relativistic Dirac equation for the hydrogen atom can be solved analytically, owing...
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  • charged particles in electromagnetic fields. The key result is the Dirac equation, from which these predictions emerge automatically. By contrast, in...
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  • "lowering") operators. In 1928, Paul Dirac developed a relativistic wave equation, now termed the Dirac equation, which predicted the spin magnetic moment...
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  • relativistic version is called the Lorentz–Dirac force or collectively known as Abraham–Lorentz–Dirac force. The equations are in the domain of classical physics...
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  • Lévy-Leblond equation was obtained under similar heuristic derivations as the Dirac equation, but contrary to the latter, Lévy-Leblond equation is not relativistic...
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  • from the Dirac equation, a fundamental equation connecting the electron's spin with its electromagnetic properties. Reduction of the Dirac equation for an...
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  • identity for the stationary nonlinear Dirac equation in three spatial dimensions (and also the Maxwell-Dirac equations) and in arbitrary spatial dimension...
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  • pseudo-relativistic Dirac equation. Dirac spinor, a wavefunction-like description of a Dirac fermion Dirac–Kähler fermion, a geometric formulation of Dirac fermions...
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    incorporated in the relativistic Dirac equation, with predictions that come still closer to experiment. Again the Dirac equation may be solved analytically...
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  • Breit equation, or Dirac–Coulomb–Breit equation, is a relativistic wave equation derived by Gregory Breit in 1929 based on the Dirac equation, which...
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  • physics, the Dirac–Kähler equation, also known as the Ivanenko–Landau–Kähler equation, is the geometric analogue of the Dirac equation that can be defined...
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  • Dirac bracket Dirac adjoint Dirac cone Dirac points Dirac constant, see reduced Planck constant Dirac–Coulomb–Breit Hamiltonian Dirac equation Dirac equation...
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    of Dirac cone comes from the Dirac equation that can describe relativistic particles in quantum mechanics, proposed by Paul Dirac. Isotropic Dirac cones...
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  • it was noted that a simplistic interpretation of the relativistic Dirac equation runs into problems with electron orbitals at Z > 1/α ≈ 137, suggesting...
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  • _{S}-\langle A{\bar {j}}\rangle _{S}\,,} which is a real scalar invariant. The Dirac equation, for an electrically charged particle of mass m and charge e, takes...
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    named after Valentine Bargmann and Eugene Wigner. Paul Dirac first published the Dirac equation in 1928, and later (1936) extended it to particles of any...
    20 KB (2,501 words) - 13:49, 23 December 2023
  • They occur in the relativistic spin-1/2 wave function solutions to the Dirac equation. Bispinors are so called because they are constructed out of two simpler...
    28 KB (3,633 words) - 00:06, 15 June 2023