320 citations · 2.4k across the 86 of their papers we have counts for
78 papers · 1 filter
On the equation of state of U(1) lattice gauge theory in three dimensions
Michele Caselle, Alessandro Mariani, Marco Panero +1
We study the equation of state of three-dimensional compact U(1) gauge theory on the lattice by means of numerical simulations, and discuss the implications of our results for the…
Effective String Theory of three-dimensional SU(N) gauge theories beyond the Nambu--Gotō approximation
Michele Caselle, Nicodemo Magnoli, Alessandro Nada +3
We study the effective bosonic string that describes confining flux tubes in three-dimensional SU(N) Yang--Mills theories. Although the low-energy properties are universal and well…
Confining strings in three-dimensional gauge theories beyond the Nambu--Gotō approximation
Michele Caselle, Nicodemo Magnoli, Alessandro Nada +3
We carry out a systematic study of the effective bosonic string describing confining flux tubes in Yang--Mills theories in three spacetime dimensions. While their…
On the study of inclusive semileptonic decays of -meson from lattice QCD
Paolo Gambino, Shoji Hashimoto, Sandro Mächler +5
In this contribution we describe a recent study focused on the lattice calculation of inclusive decay rates of heavy mesons. We show how the inclusive calculation can be achieved s…
The quenched glueball spectrum from smeared spectral densities
Marco Panero, Antonio Smecca, Nazario Tantalo +1
The standard approach to compute the glueball spectrum on the lattice relies on the evaluation of effective masses from two-point correlation functions of operators with the quantu…
Non-perturbative renormalisation and improvement of non-singlet tensor currents in QCD
L. Chimirri, P. Fritzsch, J. Heitger +4
Hadronic matrix elements involving tensor currents play an important rôle in decays that allow to probe the consistency of the Standard Model via precision lattice QCD calculations…
Phase Transitions in Particle Physics -- Results and Perspectives from Lattice Quantum Chromo-Dynamics
Gert Aarts, Joerg Aichelin, Chris Allton +38
Phase transitions in a non-perturbative regime can be studied by ab initio Lattice Field Theory methods. The status and future research directions for LFT investigations of Quantum…
Fits of finite-volume smeared spectral densities
Luigi Del Debbio, Alessandro Lupo, Marco Panero +1
Motivated by recent progress in the numerical inversion of the Laplace transform, we investigate applications of finite-volume smeared spectral densities. These include the tuning…
Inclusive semileptonic -decays from lattice QCD
Paolo Gambino, Shoji Hashimoto, Sandro Mächler +5
We present the lattice QCD calculation of inclusive semileptonic -meson decays. We follow a recently proposed method, which is based on the extraction of smeared spectral dens…
Multi-Representation Dynamics of SU(4) Composite Higgs Models: Chiral Limit and Spectral Reconstructions
Luigi Del Debbio, Alessandro Lupo, Marco Panero +1
We present a lattice study of the gauge theory with two Dirac fermions in the fundamental and two in the two-index antisymmetric representation, a model close to a theory o…
Stochastic normalizing flows for lattice field theory
Michele Caselle, Elia Cellini, Alessandro Nada +1
Stochastic normalizing flows are a class of deep generative models that combine normalizing flows with Monte Carlo updates and can be used in lattice field theory to sample from Bo…
Towards the computation of inclusive decay rates using lattice QCD
Paolo Gambino, Shoji Hashimoto, Sandro Mächler +5
We present a non-perturbative computation of inclusive rates of semileptonic decays of heavy mesons from lattice QCD simulations. The calculation is based on the extraction of smea…
On the behaviour of the interquark potential in the vicinity of the deconfinement transition
F. Caristo, M. Caselle, N. Magnoli +3
In the vicinity of the deconfinement transition the behaviour of the interquark potential can be precisely predicted using the Effective String Theory (EST). If the transition is c…
Lattice QCD study of inclusive semileptonic decays of heavy mesons
Paolo Gambino, Shoji Hashimoto, Sandro Mächler +5
We present an ab initio study of inclusive semileptonic decays of heavy mesons from lattice QCD. Our approach is based on a recently proposed method, that allows one to address the…
Stochastic normalizing flows as non-equilibrium transformations
Michele Caselle, Elia Cellini, Alessandro Nada +1
Normalizing flows are a class of deep generative models that provide a promising route to sample lattice field theories more efficiently than conventional Monte Carlo simulations.…
Spectral reconstruction in SU(4) gauge theory with fermions in multiple representations
Luigi Del Debbio, Alessandro Lupo, Marco Panero +1
The naturalness problem in the Higgs sector finds a popular solution in composite Higgs models. In such theories the Higgs boson emerges as the pseudo-Nambu-Goldstone boson associa…
Monopole-like configurations in the O(3) spin model at the upper critical dimension
Marco Panero, Antonio Smecca
We present a high-precision Monte Carlo study of the O(3) spin theory on the lattice in four dimensions. This model exhibits interesting dynamical features, in particular in the br…
Calculation of the running coupling in non-Abelian gauge theories from Jarzynski's equality
Olmo Francesconi, Marco Panero, David Preti
We discuss the theoretical foundations of non-equilibrium Monte Carlo simulations based on Jarzynski's equality and present, as an example of application, the determination of the…
Strong coupling from non-equilibrium Monte Carlo simulations
Olmo Francesconi, Marco Panero, David Preti
We compute the running coupling of non-Abelian gauge theories in the Schrödinger-functional scheme, by means of non-equilibrium Monte Carlo simulations on the lattice.
Non-perturbative renormalization of O(a) improved tensor currents
Leonardo Chimirri, Patrick Fritzsch, Jochen Heitger +4
We present our progress in the non-perturbative O(a) improvement and renormalization of tensor currents in three-flavor lattice QCD with Wilson-clover fermions and tree-level Syman…
Conformal perturbation theory confronts lattice results in the vicinity of a critical point
Michele Caselle, Nicodemo Magnoli, Alessandro Nada +2
We study the accuracy and predictive power of conformal perturbation theory by a comparison with lattice results in the neighborhood of the finite-temperature deconfinement transit…
Strong dynamics with matter in multiple representations: SU(4) gauge theory with fundamental and sextet fermions
Guido Cossu, Luigi Del Debbio, Marco Panero +1
We present a non-perturbative lattice study of SU(4) gauge theory with two flavors of fermions in the fundamental representation and two in the two-index antisymmetric representati…
Conformal perturbation description of deconfinement
M. Caselle, N. Magnoli, A. Nada +2
Conformal perturbation theory is a powerful tool to describe the behavior of statistical-mechanics models and quantum field theories in the vicinity of a critical point. In the pas…
QCD thermodynamics from lattice calculations with non-equilibrium methods: The SU(3) equation of state
Michele Caselle, Alessandro Nada, Marco Panero
A precise lattice determination of the equation of state in SU(3) Yang-Mills theory is carried out by means of a simulation algorithm, based on Jarzynski's theorem, that allows one…