- one-particle propagator
- одночастичный пропагатор
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Propagator — This article is about Quantum field theory. For plant propagation, see Plant propagation. Quantum field theory … Wikipedia
Virtual particle — In physics, a virtual particle is a particle that exists for a limited time and space, introducing uncertainty in their energy and momentum due to the Heisenberg Uncertainty Principle. (Indeed, because energy and momentum in quantum mechanics are … Wikipedia
Path integral formulation — This article is about a formulation of quantum mechanics. For integrals along a path, also known as line or contour integrals, see line integral. The path integral formulation of quantum mechanics is a description of quantum theory which… … Wikipedia
Feynman diagram — The Wick s expansion of the integrand gives (among others) the following termNarpsi(x)gamma^mupsi(x)arpsi(x )gamma^ upsi(x )underline{A mu(x)A u(x )};,whereunderline{A mu(x)A u(x )}=int{d^4pover(2pi)^4}{ig {mu u}over k^2+i0}e^{ k(x x )}is the… … Wikipedia
Invariance mechanics — In physics, invariance mechanics, in its simplest form, is the rewriting of the laws of quantum field theory in terms of invariant quantities only. For example, the positions of a set of particles in a particular coordinate system is not… … Wikipedia
Effective action — In quantum field theory, the effective action is a modified expression for the action, which takes into account quantum mechanical corrections, in the following sense: In classical mechanics, the equations of motion can be derived from the action … Wikipedia
Renormalization — Quantum field theory (Feynman diagram) … Wikipedia
Schrödinger field — In quantum mechanics and quantum field theory, a Schrödinger field is a quantum field which obeys the Schrödinger equation. While any situation described by a Schrödinger field can also be described by a many body Schrödinger equation for… … Wikipedia
Casimir effect — Casimir forces on parallel plates Casimir forces on parallel pl … Wikipedia
Correlation function (quantum field theory) — For other uses, see Correlation function (disambiguation). Quantum field theory … Wikipedia
Mass gap — Quantum field theory (Feynman diagram) … Wikipedia