relativity, four-momentum (also called momentum–energy or momenergy) is the generalization of the classical three-dimensional momentum to four-dimensional...
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In Newtonian mechanics, momentum (pl.: momenta or momentums; more specifically linear momentum or translational momentum) is the product of the mass and...
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energy, the four-momentum (also called 4-momentum) is also called the energy–momentum 4-vector. Using an uppercase P to represent the four-momentum and a lowercase...
173 KB (24,123 words) - 14:04, 18 July 2024
In quantum mechanics, the momentum operator is the operator associated with the linear momentum. The momentum operator is, in the position representation...
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Angular momentum (sometimes called moment of momentum or rotational momentum) is the rotational analog of linear momentum. It is an important physical...
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In physics, the energy–momentum relation, or relativistic dispersion relation, is the relativistic equation relating total energy (which is also called...
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Feynman slash notation (section With four-momentum)
and solving for cross sections, one finds the slash notation used on four-momentum: using the Dirac basis for the gamma matrices, γ 0 = ( I 0 0 − I ) ...
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coordinates combine into the four-position, and energy and momentum combine into the four-momentum. The components of these four-vectors depend on the frame...
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reference frame).: ch1 Four-vectors describe, for instance, position xμ in spacetime modeled as Minkowski space, a particle's four-momentum pμ, the amplitude...
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Mandelstam variables are numerical quantities that encode the energy, momentum, and angles of particles in a scattering process in a Lorentz-invariant...
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Stress–energy tensor (redirect from Energy-momentum tensor)
stress–energy–momentum tensor or the energy–momentum tensor, is a tensor physical quantity that describes the density and flux of energy and momentum in spacetime...
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(relativistic) mass times the speed of light squared. Systems whose four-momentum is a null vector (for example, a single photon or many photons moving...
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L † . {\displaystyle u\rightarrow u^{\prime }=LuL^{\dagger }.} The four-momentum in APS can be obtained by multiplying the proper velocity with the mass...
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Photon (redirect from Momentum of photon)
equivalently, their frequency, may be determined from conservation of four-momentum. Seen another way, the photon can be considered as its own antiparticle...
107 KB (11,683 words) - 10:54, 17 August 2024
relativity, four-force is a four-vector that replaces the classical force. The four-force is defined as the rate of change in the four-momentum of a particle...
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Mass in special relativity (redirect from Relativistic energy–momentum relationship)
The invariant mass is the ratio of four-momentum (the four-dimensional generalization of classical momentum) to four-velocity: p μ = m v μ {\displaystyle...
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from time can be collected into four vectors, or four-dimensional tensors. However, the six component angular momentum tensor is sometimes called a bivector...
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Energy–momentum may refer to: Four-momentum Stress–energy tensor Energy–momentum relation This disambiguation page lists articles associated with the...
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operator defined from the momentum and angular momentum, used in the quantum-relativistic description of angular momentum. It is named after Wolfgang...
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mechanics, the angular momentum operator is one of several related operators analogous to classical angular momentum. The angular momentum operator plays a...
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q^{2}=m_{X}^{2}} . The four-momentum q μ {\displaystyle q_{\mu }} of the virtual particle is the difference between the four-momenta of the incoming...
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A photon rocket is a rocket that uses thrust from the momentum of emitted photons (radiation pressure by emission) for its propulsion. Photon rockets have...
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Elaine Walker (composer) (redirect from Four-Momentum)
2011's Drum 'n' Space. Walker released her second EP in 2018 titled Four-Momentum, which was followed a year later by her sixth album Trapezoid. She has...
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In special relativity, hidden momentum or hidden mechanical momentum is the mechanical momentum (mass times velocity) that is unaccounted for by Newtonian...
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unit time that the particle will decay. For a particle of a mass M and four-momentum P decaying into particles with momenta p i {\displaystyle p_{i}} , the...
10 KB (1,287 words) - 18:32, 24 August 2023
the definition of the Lorentz factor. Physics portal Four-acceleration Four-momentum Four-force Four-gradient Algebra of physical space Congruence (general...
10 KB (1,711 words) - 20:41, 20 November 2023
four-potential regardless of the gauge condition, analogous to the four-momentum that combines the momentum and energy of a particle. Using the four potential...
104 KB (12,959 words) - 07:52, 9 August 2024
acceleration four-vector and the velocity four-vector are orthogonal. The invariant magnitude of the momentum 4-vector generates the energy–momentum relation:...
187 KB (25,076 words) - 15:59, 20 August 2024
Spin (physics) (redirect from Intrinsic angular momentum)
Spin is an intrinsic form of angular momentum carried by elementary particles, and thus by composite particles such as hadrons, atomic nuclei, and atoms...
72 KB (10,551 words) - 06:46, 30 July 2024
In quantum mechanics, angular momentum coupling is the procedure of constructing eigenstates of total angular momentum out of eigenstates of separate angular...
17 KB (2,228 words) - 20:09, 21 February 2024