Scalar lattice gauge theory

被引:3
作者
Wetterich, C. [1 ]
机构
[1] Heidelberg Univ, Inst Theoret Phys, D-69120 Heidelberg, Germany
关键词
QUANTUM LINK MODELS; YANG-MILLS THEORY; CONFINEMENT; CORNER;
D O I
10.1016/j.nuclphysb.2013.08.004
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
Scalar lattice gauge theories are models for scalar fields with local gauge symmetries. No fundamental gauge fields, or link variables in a lattice regularization, are introduced. The latter rather emerge as collective excitations composed from scalars. For suitable parameters scalar lattice gauge theories lead to confinement, with all continuum observables identical to usual lattice gauge theories. These models or their fermionic counterpart may be helpful for a realization of gauge theories by ultracold atoms. We conclude that the gauge bosons of the standard model of particle physics can arise as collective fields within models formulated for other "fundamental" degrees of freedom. (C) 2013 Elsevier B.V. All rights reserved.
引用
收藏
页码:147 / 186
页数:40
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