Results 111 to 120 of about 5,291 (146)

Phase Structure and Nonperturbative States in Three-Dimensional Adjoint Higgs Model

open access: yes, 1997
The thermodynamics of 3d adjoint Higgs model is considered. We study the properties of the Polyakov loop correlators and the critical behavior at the deconfinement phase transition. Our main tool is a reduction to the 2d sine-Gordon model.
A. B. Zamolodchikov   +28 more
core   +2 more sources

Two-loop four-point amplitudes on the Coulomb branch of N $$ \mathcal{N} $$ = 4 super Yang-Mills

open access: yesJournal of High Energy Physics
We explore scattering amplitudes on the Coulomb branch of maximally supersymmetric Yang-Mills theory. We introduce a particular pattern of scalar vacuum expectation values that allow us to define amplitudes with a different mass pattern compared to what ...
Wojciech Flieger   +3 more
doaj   +1 more source

Wilson loops and wormholes

open access: yesJournal of High Energy Physics
We analyse the properties of Wilson loop observables for holographic gauge theories, when the dual bulk geometries have a single and/or multiple boundaries (Euclidean spacetime wormholes).
Panos Betzios, Olga Papadoulaki
doaj   +1 more source

A new method for calculating the soft anomalous dimension matrix for massive particle scattering

open access: yesJournal of High Energy Physics
The general structure of infrared divergences in the scattering of massive particles is captured by the soft anomalous dimension matrix. The latter can be computed from a correlation function of multiple Wilson lines. The state-of-the-art two-loop result
Johannes Henn, Calum Milloy, Kai Yan
doaj   +1 more source

A two-loop four-point form factor at function level

open access: yesJournal of High Energy Physics
Recently, the maximally-helicity-violating four-point form factor for the chiral stress-energy tensor in planar N $$ \mathcal{N} $$ = 4 super Yang-Mills was computed to three loops at the level of the symbol associated with multiple polylogarithms.
Lance J. Dixon, Shuo Xin
doaj   +1 more source

QCD and strongly coupled gauge theories: challenges and perspectives. [PDF]

open access: yesEur Phys J C Part Fields, 2014
Brambilla N   +49 more
europepmc   +1 more source

Flat-space limit of defect correlators and stringy AdS form factors

open access: yesJournal of High Energy Physics
We study AdS form factors, given by the Mellin representation for CFT correlators of local operators in the presence of extended defects. We propose a formula for taking (and expanding around) the flat-space limit.
Luis F. Alday, Xinan Zhou
doaj   +1 more source

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