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gauge invariance

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gauge invariance [′gāj in′ver·ē·əns]
(electromagnetism)
The invariance of electric and magnetic fields and electrodynamic interactions under gauge transformations.
(physics)
The invariance of any field theory under gauge transformations.
(quantum mechanics)
An invariance of a Lagrangian based on an internal gauge group, such as U(1) for electromagnetism or U(1) × SU(2) for the Weinberg-Salam unified model of weak and electromagnetic interactions.
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Because the longitudinal response is usually derived from the scalar potential, this equivalence is a consequence of gauge invariance which Adler has proved in the more general context of periodic potentials of solids within band theory (12).
The pole term in linear response theory: an example from the ... by Levine, Zachary H.; Cockayne, Eric / Journal of Research of the National Institute of Standards and Technology
A failure of gauge invariance may also appear in different contexts, which are introduced in the next sections.
Configurational forces in dynamics and ... by Trimarco, Carmine / Proceedings of the Estonian Academy of Science Physics/Mathematics
00 (pa) Gauge invariance theory and the development of ideas from it over the past half century are explored by US physicists in 19 papers, a few of which have been published elsewhere.
50 years of Yang-Mills theory by SciTech Book News
 
 
 
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