- Dirac vacuum
- дираковский вакуум
English-russian dictionary of physics. 2013.
Dirac vacuum
Смотреть что такое "Dirac vacuum" в других словарях:
Dirac sea — for a massive particle. • particles, • antiparticles The Dirac sea is a theoretical model of the vacuum as an infinite sea of particles with negative energy. It was first postulated by the British physicist Paul … Wikipedia
Dirac equation — Quantum field theory (Feynman diagram) … Wikipedia
Vacuum — This article is about empty physical space or the absence of matter. For other uses, see Vacuum (disambiguation). Free space redirects here. For other uses, see Free space (disambiguation). Pump to demonstrate vacuum In everyday usage, vacuum is… … Wikipedia
Dirac, P.A.M. — ▪ English physicist in full Paul Adrien Maurice Dirac born August 8, 1902, Bristol, Gloucestershire, England died October 20, 1984, Tallahassee, Florida, U.S. English theoretical physicist who was one of the founders of quantum mechanics… … Universalium
Vacuum expectation value — Quantum field theory (Feynman diagram) … Wikipedia
Dirac large numbers hypothesis — Paul Dirac 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 scales. The ratios constitute very large, dimensionless numbers: some 40 orders of… … Wikipedia
Dirac bracket — The Dirac bracket is a generalization of the Poisson bracket developed by Paul Dirac to correctly treat systems with second class constraints in Hamiltonian mechanics and canonical quantization. It is an important part of Dirac s development of… … Wikipedia
Paul Dirac — Paul Adrien Maurice Dirac Born Paul Adrien Maurice Dirac 8 August 1902(1902 08 08) Bristol, England … Wikipedia
QCD vacuum — The QCD vacuum is the vacuum state of quantum chromodynamics (QCD). It is an example of a non perturbative vacuum state, characterized by many non vanishing condensates such as the gluon condensate or the quark condensate. These condensates… … Wikipedia
Diracsea — Dirac sea n. In relativistic quantum mechanics, the completely filled, negative energy electron state that comprises a vacuum. If a negative energy electron is promoted to a positive energy state, the hole is perceived as a positron. [After… … Universalium
Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… … Wikipedia
