Results 1 to 10 of about 7,447,290 (384)

Gauge-invariant fields and flow equations for Yang-Mills theories [PDF]

open access: yes, 2017
We discuss the concept of gauge-invariant fields for non-abelian gauge theories. Infinitesimal fluctuations around a given gauge field can be split into physical and gauge fluctuations. Starting from some reference field the gauge-invariant fields are constructed by consecutively adding physical fluctuations.
arxiv   +1 more source

Second Order Gauge Theory

open access: yes, 2007
A gauge theory of second order in the derivatives of the auxiliary field is constructed following Utiyama's program. A novel field strength $G=\partial F+fAF$ arises besides the one of the first order treatment, $F=\partial A-\partial A+fAA$.
Alekseev   +27 more
core   +1 more source

Semistrict Higher Gauge Theory [PDF]

open access: yes, 2015
We develop semistrict higher gauge theory from first principles. In particular, we describe the differential Deligne cohomology underlying semistrict principal 2-bundles with connective structures.
Jurco, Branislav   +2 more
core   +2 more sources

M2-brane surface operators and gauge theory dualities in Toda [PDF]

open access: yes, 2014
A bstractWe give a microscopic two dimensional N$$ \mathcal{N} $$ = (2, 2) gauge theory description of arbitrary M2-branes ending on Nf M5-branes wrapping a punctured Riemann surface. These realize surface operators in four dimensional N$$ \mathcal{N} $$
J. Gomis, B. Floch
semanticscholar   +1 more source

Non-associative gauge theory and higher spin interactions [PDF]

open access: yes, 2004
We give a framework to describe gauge theory on a certain class of commutative but non-associative fuzzy spaces. Our description is in terms of an Abelian gauge connection valued in the algebra of functions on the cotangent bundle of the fuzzy space. The
de Medeiros, Paul, Ramgoolam, Sanjaye
core   +4 more sources

Conformal invariance of the subleading soft theorem in gauge theory [PDF]

open access: yes, 2014
In this note, I show that the recently proposed subleading soft factor in massless gauge theory uniquely follows from conformal symmetry of tree-level gauge theory amplitudes in four dimensions.
A. Larkoski
semanticscholar   +1 more source

Perturbative quantum gravity as a double copy of gauge theory. [PDF]

open access: yesPhysical Review Letters, 2010
In a previous paper we observed that (classical) tree-level gauge-theory amplitudes can be rearranged to display a duality between color and kinematics.
Z. Bern, J. J. Carrasco, H. Johansson
semanticscholar   +1 more source

Phases of gauge theories [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2012
88 pages, 14 figures. To be published as a J. Phys.
openaire   +3 more sources

Non-perturbatively gauge-fixed compact U(1) lattice gauge theory

open access: yesJournal of High Energy Physics, 2017
An extensive study of the compact U(1) lattice gauge theory with a higher derivative gauge-fixing term and a suitable counter-term has been undertaken to determine the nature of the possible continuum limits for a wide range of the parameters, especially
Asit K. De, Mugdha Sarkar
doaj   +1 more source

Scattering amplitudes and the double copy in topologically massive theories

open access: yesJournal of High Energy Physics, 2020
Using the principles of the modern scattering amplitudes programme, we develop a formalism for constructing the amplitudes of three-dimensional topologically massive gauge theories and gravity.
Nathan Moynihan
doaj   +1 more source

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