145 citations · 1.6k across the 68 of their papers we have counts for
65 papers · 1 filter
Toward a novel determination of the strong QCD coupling at the Z-pole
Chik Him Wong, Szabolcs Borsanyi, Zoltan Fodor +2
We test here our recently introduced new lattice method for the -function defined over infinite Euclidean space-time in the continuum from scale changes generated by infinitesim…
From ten-flavor tests of the -function to at the Z-pole
Zoltán Fodor, Kieran Holland, Julius Kuti +1
New tests are applied to two -functions of the much-discussed BSM model with ten massless fermion flavors in the fundamental representation of the SU(3) color gauge group. The r…
Dilaton EFT from p-regime to RMT in the -regime
Zoltan Fodor, Kieran Holland, Julius Kuti +1
New results are reported from tests of a low-energy effective field theory (EFT) that includes a dilaton field to describe the emergent light scalar with quantum numbe…
Case studies of near-conformal -functions
Zoltan Fodor, Kieran Holland, Julius Kuti +2
We present updated results for the non-perturbative -function of SU(3) gauge theories with or 10 massless flavors in the fundamental rep or in the sextet re…
Tantalizing dilaton tests from a near-conformal EFT
Zoltan Fodor, Kieran Holland, Julius Kuti +1
The dilaton low-energy effective field theory (EFT) of an emergent light scalar is probed in the paradigm of strongly coupled near-conformal gauge theories. These studies are motiv…
Fate of a recent conformal fixed point and -function in the SU(3) BSM gauge theory with ten massless flavors
Zoltan Fodor, Kieran Holland, Julius Kuti +2
SU(3) gauge theory with fermions in the fundamental representation serves as a theoretical testing ground for possible infrared conformal behavior, which could play a role in…
Is SU(3) gauge theory with 13 massless flavors conformal?
Zoltan Fodor, Kieran Holland, Julius Kuti +2
We use lattice simulations to study SU(3) gauge theory with 13 massless fermions in the fundamental representation. We present evidence that the theory is conformal with a non-zero…
The twelve-flavor -function and dilaton tests of the sextet scalar
Zoltan Fodor, Kieran Holland, Julius Kuti +2
We discuss near-conformal gauge theories beyond the standard model (BSM) where interesting results on the twelve-flavor -function of massless fermions in the fundamental represe…
Spectroscopy of the BSM sextet model
Zoltan Fodor, Kieran Holland, Julius Kuti +2
As part of our ongoing lattice study of SU(3) gauge theory with two flavors of fermions in the two-index symmetric representation (the sextet model), we present the current status…
A new method for the beta function in the chiral symmetry broken phase
Zoltan Fodor, Kieran Holland, Julius Kuti +2
We describe a new method to determine non-perturbatively the beta function of a gauge theory using lattice simulations in the p-regime of the theory. This complements alternative m…
Weakly coupled conformal gauge theories on the lattice
Zoltan Fodor, Kieran Holland, Julius Kuti +2
Results are reported for the beta-function of weakly coupled conformal gauge theories on the lattice, SU(3) with Nf=14 fundamental and Nf=3 sextet fermions. The models are chosen t…
Extended investigation of the twelve-flavor -function
Zoltan Fodor, Kieran Holland, Julius Kuti +2
We report new results from high precision analysis of an important BSM gauge theory with twelve massless fermion flavors in the fundamental representation of the SU(3) color gauge…
Fate of the conformal fixed point with twelve massless fermions and SU(3) gauge group
Zoltan Fodor, Kieran Holland, Julius Kuti +3
We report new results on the conformal properties of an important strongly coupled gauge theory, a building block of composite Higgs models beyond the Standard Model. With twelve m…
Status of a minimal composite Higgs theory
Zoltan Fodor, Kieran Holland, Julius Kuti +3
We analyze three sets of gauge ensembles in our extended physics program of a particularly important BSM gauge theory with a fermion doublet in the two-index symmetric (sextet) rep…
New approach to the Dirac spectral density in lattice gauge theory applications
Zoltan Fodor, Kieran Holland, Julius Kuti +3
We report tests and results from a new approach to the spectral density and the mode number distribution of the Dirac operator in lattice gauge theories. The algorithm generates th…
An Improved Single-Plaquette Gauge Action
Debasish Banerjee, Michael Bögli, Kieran Holland +4
We describe and test a nonperturbatively improved single-plaquette lattice action for 4-d SU(2) and SU(3) pure gauge theory, which suppresses large fluctuations of the plaquette, w…
Electroweak interactions and dark baryons in the sextet BSM model with a composite Higgs particle
Zoltan Fodor, Kieran Holland, Julius Kuti +3
The Electroweak interactions of a strongly coupled gauge theory are discussed with outlook beyond the Standard Model (BSM) under global and gauge anomaly constraints. The theory is…
Running coupling of the sextet composite Higgs model
Zoltan Fodor, Kieran Holland, Julius Kuti +3
The scale-dependent renormalized coupling of SU(3) gauge theory coupled to Nf = 2 flavors of massless Dirac flavors in the sextet representation is presented in the range 0 < g^2 <…
The running coupling of the minimal sextet composite Higgs model
Zoltan Fodor, Kieran Holland, Julius Kuti +3
We compute the renormalized running coupling of SU(3) gauge theory coupled to N_f = 2 flavors of massless Dirac fermions in the 2-index-symmetric (sextet) representation. This mode…
Toward the minimal realization of a light composite Higgs
Zoltan Fodor, Kieran Holland, Julius Kuti +3
Work in progress is reported on a particularly interesting gauge theory with a fermion doublet in the two-index symmetric (sextet) representation of the SU(3) color gauge group. Ex…
The running coupling of 8 flavors and 3 colors
Zoltan Fodor, Kieran Holland, Julius Kuti +3
We compute the renormalized running coupling of SU(3) gauge theory coupled to N_f = 8 flavors of massless fundamental Dirac fermions. The recently proposed finite volume gradient f…
Baryon spectrum in the composite sextet model
Zoltan Fodor, Kieran Holland, Julius Kuti +3
The strongly coupled near-conformal gauge theory with two fermion flavors in the two-index symmetric (sextet) representation of SU(3) is potentially a minimal realization of the co…
The lattice gradient flow at tree level
Zoltan Fodor, Kieran Holland, Julius Kuti +3
The cut-off effects of the lattice gradient flow -- often called Wilson flow -- are calculated on a periodic 4-torus at leading order in the gauge coupling. A large class of discre…
The lattice gradient flow at tree-level and its improvement
Zoltan Fodor, Kieran Holland, Julius Kuti +3
The Yang-Mills gradient flow and the observable E(t), defined by the square of the field strength tensor at t>0, are calculated at finite lattice spacing and tree-level in the gaug…