Quantum Simulation of non-Abelian Lattice Gauge Theories: a variational approach to D8In this work, we address the problem of a resource-efficient formulation of non-Abelian LGTs by focusing on the difficulty of simulating fermionic degrees of freedom and the Hilbert space redundancy.…Emanuele Gaz, Pavel P. Popov, Guy Pardo et al.·Jan 29, 2025SaveLearn
Predicting the spectrum and decay constants of positive-parity heavy-strange mesons using domain-wall fermionsWe present a lattice-QCD calculation of the masses and decay constants of the positive-parity heavy-strange mesons D*s0, Ds1, B*s0, and Bs1. The calculations are performed with…Forrest Guyton, Stefan Meinel·Jan 29, 2025SaveLearn
The four-gluon vertex from lattice QCDThe four-gluon one-particle irreducible Green function contributes to various quantities with phenomenological relevance. An example where the four-gluon plays a role is the determination of the…Manuel Colaço, Orlando Oliveira, Paulo J. Silva·Jan 29, 2025SaveLearn
Hessian-free force-gradient integrators and their application to lattice QCD simulationsWe present initial results on Hessian-free force-gradient integrators for lattice field theories. Integrators of this framework promise to provide substantial performance enhancements, particularly…Kevin Schäfers, Jacob Finkenrath, Michael Günther et al.·Jan 29, 2025SaveLearn
NJ/ and Nηc interactions from lattice QCDThe interaction between nucleon and charmonia (J/ and ηc) is expected to deepen our understanding of various aspects in nonperturbative QCD ranging from the origin of nucleon mass to…Yan Lyu, Takumi Doi, Tetsuo Hatsuda et al.·Jan 29, 2025SaveLearn
Resolving the critical bubble in SU(8) deconfinement transitionStrongly coupled confining models with a first order phase transition present an interesting DM candidate. Near the critical temperature these models are strongly non-perturbative, and the critical…Kari Rummukainen, Riikka Seppä, David J. Weir·Jan 29, 2025SaveLearn
(1405) in the flavor SU(3) limit using a separable potential in the HAL QCD methodUsing the HAL QCD method, we investigate S-wave meson-baryon interactions in singlet and two octet channels in the flavor SU(3) limit, where the chiral unitary model predicts that a combination of…Kotaro Murakami, Sinya Aoki·Jan 29, 2025SaveLearn
Logarithmic corrections to O(a2) effects in lattice QCD with unrooted Staggered quarksWe derive the asymptotic lattice-spacing dependence a2[2b0g2(1/a)]γi relevant for spectral quantities of lattice QCD, when using unrooted Staggered quarks. Without taking…Nikolai Husung·Jan 28, 2025SaveLearn
CASK: A Gauge Covariant Transformer for Lattice Gauge TheoryWe propose a Transformer neural network architecture specifically designed for lattice QCD, focusing on preserving the fundamental symmetries required in lattice gauge theory. The proposed…Yuki Nagai, Hiroshi Ohno, Akio Tomiya·Jan 28, 2025SaveLearn
Renormalisation Group Equations for 2+1 clover fermionsMany lattice QCD simulations now have many lattice spacings available, and it is of interest to investigate how they scale. In this talk we first derive renormalisation group equations appropriate…K. U. Can, R. Horsley, P. E. L. Rakow et al.·Jan 28, 2025SaveLearn
Left-hand cut and the HAL QCD methodWe investigate how the left-hand cut (LHC) problem is treated in the HAL QCD method. For this purpose, we first consider the effect of the LHC to the scattering problem in non-relativistic quantum…Sinya Aoki, Takumi Doi, Yan Lyu·Jan 28, 2025SaveLearn
Spectral densities from Euclidean-time lattice correlation functionsIn quantum field theories, spectral densities are directly related to relevant physical observables. In Lattice QCD, their non-perturbative extraction from first principles requires the Inverse…Matteo Saccardi, Mattia Bruno, Leonardo Giusti·Jan 27, 2025SaveLearn
bbud Tetraquarks with I(JP)=0(1-) and bcud Tetraquarks with I(JP)=0(0+) and I(JP)=0(1+) from Lattice QCD Antistatic-Antistatic PotentialsWe study heavy spin effects in bbud and bcud four-quark systems using the Born-Oppenheimer approximation and existing antistatic-antistatic potentials computed with…Jakob Hoffmann, Lasse Müller, Marc Wagner·Jan 27, 2025SaveLearn
On the equation of state of U(1) lattice gauge theory in three dimensionsWe 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 spectrum of the…Michele Caselle, Alessandro Mariani, Marco Panero et al.·Jan 27, 2025SaveLearn
Smoothing properties of the Wilson flow and the topological chargeWe study SU(NC) gauge theories with a single fermion in the two-index antisymmetric representation to predict the mesonic spectrum of supersymmetric N=1 SYM theories. Using gradient…Michele Della Morte, Benjamin Jäger, Sofie Martins et al.·Jan 27, 2025SaveLearn
Hybrid static potentials and gluelumps on Nf=3+1 ensemblesQCD permits the existence of hybrid mesons that are made up of both quarks and gluons, including exotic states, i.e., quantum numbers prohibited for pure quark-antiquark states, with possible…Roman Höllwieser, Francesco Knechtli, Tomasz Korzec et al.·Jan 26, 2025SaveLearn
Three flavor QCD phase transition with M\"obius domain wall fermionsWe present an updated study of the Nf=3 QCD phase transition using M\"obius domain wall fermions. Simulations were performed on Nt=12 lattices with aspect ratios ranging from 2 to 4 for…Yu Zhang, Yasumichi Aoki, Shoji Hashimoto et al.·Jan 26, 2025SaveLearn
Tensor renormalization group study of the two-dimensional lattice U(1) gauge-Higgs model with a topological θ term under L\"uscher's admissibility conditionWe investigate the two-dimensional lattice U(1) gauge-Higgs model with a topological term, employing L\"uscher's admissibility condition. The standard Monte Carlo simulation for this model is…Shinichiro Akiyama, Yoshinobu Kuramashi·Jan 26, 2025SaveLearn
Update of HPQCD Bc J/ Form FactorsWe present an update of our lattice QCD determination of the Bc J/ vector and axial-vector form factors, including new results for the tensor form factors. We use the Highly Improved…Judd Harrison·Jan 25, 2025SaveLearn
Control variates with neural networksThe precision of lattice QCD calculations is often hindered by the stochastic noise inherent in these methods. The control variates method can provide an effective noise reduction but are typically…Hyunwoo Oh·Jan 24, 2025SaveLearn
Toward tensor renormalization group study of lattice QCDThe tensor renormalization group is a promising complementary approach to traditional Monte Carlo methods for lattice systems, as it is inherently free from the sign problem. We discuss recent…Atis Yosprakob·Jan 24, 2025SaveLearn
Excitations of gauge bosons, and other aspects of gauge Higgs theoriesI review the qualitative physical distinction between the Higgs and confinement phases of a gauge Higgs theory, and the non-local order parameter introduced by Matsuyama and myself which identifies…Jeff Greensite·Jan 23, 2025SaveLearn
Grassmann Tensor Renormalization Group for two-flavor massive Schwinger model with a theta termWe investigate the Nf=2 Schwinger model with the massive staggered fermions in the presence of a 2π periodic θ term, using the Grassmann tensor renormalization group. Thanks to the…Hayato Kanno, Shinichiro Akiyama, Kotaro Murakami et al.·Jan 23, 2025SaveLearn
Effective string description of the reconfined phase in the trace deformed SU(2) Yang-Mills theory in (2+1) dimensionsWe study the behaviour of the flux tube in the reconfined phase of the trace deformed SU(2) Yang-Mills theory in (2 + 1) dimensions. In this phase the Polyakov loop has a vanishing…Caludio Bonati, Michele Caselle, Alessio Negro et al.·Jan 23, 2025SaveLearn
Meson thermalization with a hot medium in the open Schwinger modelQuantum field theories treated as open quantum systems provide a crucial framework for studying realistic experimental scenarios, such as quarkonia traversing the quark-gluon plasma produced at the…Takis Angelides, Yibin Guo, Karl Jansen et al.·Jan 23, 2025SaveLearn