string Lagrangian

См. также в других словарях:

• Lagrangian point — The Lagrangian points (IPA en|ləˈgreɪndʒiən, IPA fr|lagʁɑ̃ʒjɑ̃; also Lagrange point, L point, or libration point), are the five positions in an orbital configuration where a small object affected only by gravity can theoretically be stationary… …   Wikipedia

• Topological string theory — In theoretical physics, topological string theory is a simplified version of string theory. The operators in topological string theory represent the algebra of operators in the full string theory that preserve a certain amount of supersymmetry.… …   Wikipedia

• Nambu–Goto action — The Nambu–Goto action is the simplest invariant action in bosonic string theory, and is also used in other theories that investigate string like objects (for example, cosmic strings). It is the starting point of the analysis of zero thickness… …   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

• Nambu-Goto action — The Nambu Goto action is the simplest invariant action in bosonic string theory. It is the starting point of the analysis of string behavior, using the principles of Lagrangian mechanics. Just as the action for a free point particle is… …   Wikipedia

• Critical dimension — For the minimum feature size in photolithography, see Photolithography. In the renormalization group analysis of phase transitions in physics, a critical dimension is the dimensionality of space at which the character of the phase transition… …   Wikipedia

• Quantum chromodynamics — Standard model of particle physics Standard Model …   Wikipedia

• Minimal Supersymmetric Standard Model — Beyond the Standard Model Standard Model …   Wikipedia

• Omega Point (Tipler) — The Omega Point is a term used by Tulane University professor of mathematics and physics Frank J. Tipler to describe what he maintains is a necessary cosmological state in the far future of the universe. According to his Omega Point Theory, as… …   Wikipedia

• Ramond-Ramond field — In theoretical physics, Ramond Ramond fields are differential form fields in the 10 dimensional spacetime of type II supergravity theories, which are the classical limits of type II string theory. The ranks of the fields depend on which type II… …   Wikipedia

• MHV Amplitudes — In theoretical particle physics, maximally helicity violating amplitudes are amplitudes with n external gauge bosons, where n 2 gauge bosons have a particular helicity and the other two have the opposite helicity. These amplitudes are called MHV… …   Wikipedia