Meson spectroscopy from spectral densities in lattice gauge theoriesSpectral densities encode non-perturbative information that enters the calculation of a plethora of physical observables in strongly coupled field theories. Phenomenological applications encompass…Ed Bennett, Luigi Del Debbio, Niccolò Forzano et al.·May 2, 2024SaveLearn
Nonperturbative signatures of fractons in the twisted multiflavor Schwinger ModelGauge-field configurations with nontrivial topology have profound consequences for the physics of Abelian and non-Abelian gauge theories. Over time, arguments have been gathering for the existence of…Pavel P. Popov, Valentin Kasper, Maciej Lewenstein et al.·Apr 30, 2024SaveLearn
Primitive Quantum Gates for an SU(3) Discrete Subgroup: (36×3)We construct the primitive gate set for the digital quantum simulation of the 108-element (36×3) group. This is the first time a nonabelian crystal-like subgroup of SU(3) has been…Erik J. Gustafson, Yao Ji, Henry Lamm et al.·Apr 30, 2024SaveLearn
Gauge invariant discretization of Chern-Simons couplingsWe discretize Chern-Simons couplings in gauge invariant way. We obtain (p+q)-forms representing Chern-Simons couplings on (p + q)-simplexes from wedge products of p- and q-forms on p- and…Kohta Hatakeyama, Matsuo Sato, Gota Tanaka·Apr 30, 2024SaveLearn
Flow-based Nonperturbative Simulation of First-order Phase TransitionsWe present a flow-based method for simulating and calculating nucleation rates of first-order phase transitions in scalar field theory on a lattice. Motivated by recent advancements in machine…Yang Bai, Ting-Kuo Chen·Apr 28, 2024SaveLearn
Towards determining the (2+1)-dimensional Quantum Electrodynamics running coupling with Monte Carlo and quantum computing methodsIn this paper, we examine a compact U(1) lattice gauge theory in (2+1) dimensions and present a strategy for studying the running coupling and extracting the non-perturbative -parameter.…Arianna Crippa, Simone Romiti, Lena Funcke et al.·Apr 26, 2024SaveLearn
Phase diagram of generalized XY model using tensor renormalization groupWe use the higher-order tensor renormalization group method to study the two-dimensional generalized XY model that admits integer and half-integer vortices. This model is the deformation of the…Abhishek Samlodia, Vamika Longia, Raghav G. Jha et al.·Apr 26, 2024SaveLearn
Generalized boost transformations in finite volumes and application to Hamiltonian methodsThe investigation of hadron interactions within lattice QCD has been facilitated by the well-known quantisation condition, linking scattering phase shifts to finite-volume energies. Additionally, the…Yan Li, Jia-Jun Wu, T. -S. H. Lee et al.·Apr 25, 2024SaveLearn
Preconditioned flow as a solution to the hierarchical growth problem in the generalized Lefschetz thimble methodThe generalized Lefschetz thimble method is a promising approach that attempts to solve the sign problem in Monte Carlo methods by deforming the integration contour using the flow equation. Here we…Jun Nishimura, Katsuta Sakai, Atis Yosprakob·Apr 25, 2024SaveLearn
Conserved currents in five-dimensional proposals for lattice chiral gauge theoriesWe apply the Grabowska-Kaplan framework, originally proposed for lattice chiral gauge theories, to QCD. We show that the resulting theory contains a conserved and gauge invariant singlet axial…Maarten Golterman, Yigal Shamir·Apr 25, 2024SaveLearn
Position-space renormalization schemes for four-quark operators in HQETX-space schemes are gauge-invariant, regulator-independent renormalization schemes that are defined by requiring position-space correlation functions of gauge invariant operators to be equal to their…Joshua Lin, William Detmold, Stefan Meinel·Apr 24, 2024SaveLearn
Symmetries of spatial correlators of light and heavy mesons in high temperature lattice QCDThe spatial z-correlators of meson operators in Nf=2+1+1 lattice QCD with optimal domain-wall quarks at the physical point are studied for seven temperatures in the range of 190-1540 MeV. The…Ting-Wai Chiu·Apr 24, 2024SaveLearn
Tricriticality in 4D U(1) Lattice Gauge TheoryThe 4D compact U(1) gauge theory has a well-established phase transition between a confining and a Coulomb phase. In this paper, we revisit this model using state-of-the-art Monte Carlo simulations…Rafael C. Torres, Nuno Cardoso, Pedro Bicudo et al.·Apr 24, 2024SaveLearn
Spectroscopy with the tensor renormalization group methodWe present a spectroscopy scheme for the lattice field theory by using the tensor renormalization group method combining with the transfer matrix formalism. By using the scheme, we cannot only…Fathiyya Izzatun Az-zahra, Shinji Takeda, Takeshi Yamazaki·Apr 24, 2024SaveLearn
Digital Quantum Simulation for Spectroscopy of Schwinger ModelThis note discusses a method for computing the energy spectra of quantum field theory utilizing digital quantum simulation. A quantum algorithm, called coherent imaging spectroscopy, quenches the…Dongwook Ghim, Masazumi Honda·Apr 23, 2024SaveLearn
Pion Valence Quark Distribution at Physical Pion mass of Nf=2+1+1 Lattice QCDWe present a state-of-the-art calculation of the unpolarized pion valence-quark distribution in the framework of large-momentum effective theory (LaMET) with improved handling of systematic errors as…Jack Holligan, Huey-Wen Lin·Apr 22, 2024SaveLearn
Out-of-equilibrium Chiral Magnetic Effect from simulations on Euclidean latticesThe status of the Chiral Magnetic Effect (CME) response in full Quantum Chromodynamics (QCD) has been controversial so far, with previous lattice QCD studies indicating either its strong suppression…P. V. Buividovich·Apr 22, 2024SaveLearn
Full QCD with milder topological freezingWe simulate Nf=2+1 QCD at the physical point combining open and periodic boundary conditions in a parallel tempering framework, following the original proposal by M. Hasenbusch for 2d…Claudio Bonanno, Giuseppe Clemente, Massimo D'Elia et al.·Apr 22, 2024SaveLearn
Neutron electric dipole moment from isovector quark chromo-electric dipole momentWe present results from our lattice QCD study of the contribution of the isovector quark cEDM (qcEDM) operator to the neutron EDM. The calculation was carried out on four 2+1+1-flavor highly improved…Tanmoy Bhattacharya, Vincenzo Cirigliano, Rajan Gupta et al.·Apr 21, 2024SaveLearn
Pion mass dependence in Dπ scattering and the D0*(2300) resonance from lattice QCDLattice QCD results for isospin I=12 Dπ scattering are presented. Utilizing a series of Nf=2+1 Wilson-Clover ensembles with pion masses of mπ ≈ 132, 208, 305 and…Haobo Yan, Chuan Liu, Liuming Liu et al.·Apr 20, 2024SaveLearn
Investigation of the ensemble of maximal center gaugeMaximal Center Gauge (MCG) aims to detect center vortices by maximizing a gauge functional and then projecting onto the center elements of the respective group. The requirement for unrestricted…Zeinab Dehghan, Rudolf Golubich, Roman Höllwieser et al.·Apr 20, 2024SaveLearn
Gauged Gaussian PEPS -- A High Dimensional Tensor Network Formulation for Lattice Gauge TheoriesGauge theories form the basis of our understanding of modern physics - ranging from the description of quarks and gluons to effective models in condensed matter physics. In the non-perturbative…Ariel Kelman, Umberto Borla, Itay Gomelski et al.·Apr 19, 2024SaveLearn
Dirac Spectral Density in Nf=2+1 QCD at T=230 MeVWe compute the renormalized Dirac spectral density in Nf = 2+1 QCD at physical quark masses, temperature T = 230 MeV and system size Ls = 3.4 fm. To that end, we perform a point-wise…Andrei Alexandru, Claudio Bonanno, Massimo D'Elia et al.·Apr 18, 2024SaveLearn
Protecting gauge symmetries in the the dynamics of SU(3) lattice gauge theoriesQuantum simulation of the dynamics of a lattice gauge theory demands imposing on-site constraints. Ideally, the dynamics remain confined within the physical Hilbert space, where all the states…Emil Mathew, Indrakshi Raychowdhury·Apr 18, 2024SaveLearn
Constraints on the finite volume two-nucleon spectrum at mπ ≈ 806 MeVThe low-energy finite-volume spectrum of the two-nucleon system at a quark mass corresponding to a pion mass of mπ ≈ 806 MeV is studied with lattice quantum chromodynamics (LQCD) using…William Detmold, Marc Illa, William I. Jay et al.·Apr 18, 2024SaveLearn