• Thumbnail for Second quantization
    Canonical quantization First quantization Geometric quantization Quantization (physics) Schrödinger functional Scalar field theory Second quantization on Wikiversity...
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  • Thumbnail for Canonical quantization
    theory context, it is also called the second quantization of fields, in contrast to the semi-classical first quantization of single particles. When it was...
    31 KB (4,736 words) - 09:32, 8 July 2025
  • First quantization is a procedure for converting equations of classical particle equations into quantum wave equations. The companion concept of second quantization...
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    understood by working under a second quantization formalism. Using the atomic orbital as a basis state, the second quantization Hamiltonian operator in the...
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  • The quantization of the electromagnetic field is a procedure in physics turning Maxwell's classical electromagnetic waves into particles called photons...
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  • mechanical quantization of the modes of vibrations for elastic structures of interacting particles. Phonons can be thought of as quantized sound waves...
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    field in question. The second quantization of quantum field theory requires that each such ball-spring combination be quantized, that is, that the strength...
    64 KB (8,105 words) - 18:03, 2 July 2025
  • relatively rigorous mathematical approach to quantizing a field theory with a gauge symmetry. Quantization rules in earlier quantum field theory (QFT)...
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    In it, fermion species nonconservation was shown to follow from second quantization: creation and annihilation of fermions came to the fore and quantum...
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  • classical action found by second-quantizing the free string and adding interaction terms. As is usually the case in second quantization, a classical field configuration...
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    number of constituents. It is based on quantum physics – mostly second quantization formalism – and quantum electrodynamics. Hence, theoretical chemistry...
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  • the use of these operators instead of wavefunctions is known as second quantization. They were introduced by Paul Dirac. Creation and annihilation operators...
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  • electrodynamics, i.e., the quantization of the electromagnetic field itself. Dirac's approach is also called second quantization or quantum field theory;...
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  • timing. Since this effect relies on the existence of photons and the second quantization, it can not be fully explained by classical optics. The effect provides...
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  • orientations, so that the process of quantization does not pick out a preferred axis. For this reason, the name "space quantization" fell out of favor, and the...
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    as excitations of quantum fields, a process with the misnomer of second quantization. And at the end of the 1940s a full theory of quantum electrodynamics...
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  • "Konfigurationsraum und zweite Quantelung" ("Configuration space and second quantization"). Informally, a Fock space is the sum of a set of Hilbert spaces...
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    theory and quantum field theory. An explicit description of the second-quantization of the light-cone string was given by Kaku and Keiji Kikkawa. Kaku...
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  • complications, scalar fields are often the easiest to appreciate second quantization through. For this reason, scalar field theories are often used for...
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    the quantized angular momentum condition of the Bohr model with an additional radial quantization condition, the Wilson–Sommerfeld quantization condition...
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  • physics. Specifically, in quantum field theory, or more narrowly, second quantization, one works with ladder operators that create multi-particle quantum...
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    further developed the quantitative theory of magnons, quantized spin waves. Using the second quantization formalism they showed that magnons behave as weakly...
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  • physicist Vladimir Fock. Fock states play an important role in the second quantization formulation of quantum mechanics. The particle representation was...
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  • Thumbnail for Quantum field theory
    systems. The process of quantizing an arbitrary number of particles instead of a single particle is often also called second quantization.: 19  The foregoing...
    108 KB (14,935 words) - 03:02, 27 July 2025
  • field in question. The second quantization of quantum field theory requires that each such ball–spring combination be quantized, that is, that the strength...
    15 KB (1,906 words) - 10:28, 14 January 2025
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    Time (redirect from Time quantization)
    acceleration of the observer. Time quantization refers to the theory that time has a smallest possible unit. Time quantization is a hypothetical concept. In...
    124 KB (14,218 words) - 19:58, 24 July 2025
  • are explained as excitations of the electromagnetic field using second quantization. Corpuscularianism Speed of gravity Photon Philosophy of physics...
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  • "primons" have energies log ⁡ ( p ) {\displaystyle \log(p)} . Under second quantization, multiparticle excitations are considered; these are given by log...
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  • _{y}=|m,n+1\rangle \langle m,n|e^{i\theta _{m,n}^{y}}} and in the second quantization formulation T x = ψ m + 1 , n † ψ m , n e i θ m , n x , T y = ψ m...
    15 KB (3,446 words) - 17:43, 31 July 2023
  • term. Gauge-fixing terms are required so as to be able to perform second quantization of a classical gauge theory. The path-integral (Lagrangian) formulation...
    10 KB (1,660 words) - 19:31, 7 June 2025