angle coupling
319-j symbol — Wigner s 9 j symbols were introduced by Eugene Paul Wigner in 1937. They are related to recoupling coefficientsinvolving four angular momenta: [(2j 3+1)(2j 6+1)(2j 7+1)(2j 8+1)] ^frac{1}{2} egin{Bmatrix} j 1 j 2 j 3 j 4 j 5 j 6 j 7 j 8 j 9… …
32Quartic interaction — In quantum field theory, a quartic interaction is a theory about a scalar field phi; which contains an interaction term phi^4, and is considered by many teachers and students to be the simplest example of interacting fields. This theory consists… …
33Protein nuclear magnetic resonance spectroscopy — (usually abbreviated protein NMR) is a field of structural biology in which NMR spectroscopy is used to obtain information about the structure and dynamics of proteins. The field was pioneered by, among others, Kurt Wüthrich, who shared the Nobel …
34magnetic resonance — Absorption or emission of electromagnetic radiation by electrons or atomic nuclei in response to certain magnetic fields. The principles of magnetic resonance are used to study the atomic and nuclear properties of matter; two common laboratory… …
35Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
36Technicolor (physics) — Beyond the Standard Model Standard Model …
37String theory — This article is about the branch of theoretical physics. For other uses, see String theory (disambiguation). String theory …
38Mitsubishi AWC — All Wheel Control (AWC) is the brand name of a four wheel drive system developed by Mitsubishi Motors.[1] The system was first incorporated in the 2001 Lancer Evolution VII.[2] Subsequent developments have led to S AWC (Super All Wheel Control),… …
39spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
40Clebsch-Gordan coefficients — In physics, the Clebsch Gordan coefficients are sets of numbers that arise in angular momentum coupling under the laws of quantum mechanics. In more mathematical terms, the CG coefficients are used in representation theory, particularly of… …
