q deformed formulation of Hamiltonian SU(3) Yang-Mills theoryWe study SU(3) Yang-Mills theory in (2+1) dimensions based on networks of Wilson lines. With the help of the q deformation, networks respect the (discretized) SU(3) gauge…Tomoya Hayata, Yoshimasa Hidaka·Jun 21, 2023SaveLearn
Symplectic lattice gauge theories on Grid: approaching the conformal windowSymplectic gauge theories coupled to matter fields lead to symmetry enhancement phenomena that have potential applications in such diverse contexts as composite Higgs, top partial compositeness,…Ed Bennett, Peter A. Boyle, Luigi Del Debbio et al.·Jun 20, 2023SaveLearn
Gluelump masses and mass splittings from SU(3) lattice gauge theoryWe compute gluelump masses and mass differences using SU(3) lattice gauge theory. We study states with total angular momentum up to J = 3, parity P = +,- and charge conjugation C = +,-.…Jannis Herr, Carolin Schlosser, Marc Wagner·Jun 16, 2023SaveLearn
Multi-Polynomial Monte Carlo for Trace Estimation in Lattice QCDEstimating the trace of the inverse of a large matrix is an important problem in lattice quantum chromodynamics. A multilevel Monte Carlo method is proposed for this problem that uses different…Paul Lashomb, Ronald B. Morgan, Travis Whyte et al.·Jun 16, 2023SaveLearn
Infrared fixed point of the SU(3) gauge theory with Nf = 10 flavorsWe use lattice simulations and the continuous renormalization-group method, based on the gradient flow, to calculate the β function and anomalous dimensions of the SU(3) gauge theory with…Anna Hasenfratz, Ethan T. Neil, Yigal Shamir et al.·Jun 12, 2023SaveLearn
Spectral-function determination of complex electroweak amplitudes with lattice QCDWe present a novel method to determine on the lattice both the real and imaginary parts of complex electroweak amplitudes involving two external currents and a single hadron or the QCD vacuum in the…R. Frezzotti, G. Gagliardi, V. Lubicz et al.·Jun 12, 2023SaveLearn
Ising string beyond Nambu-GotoA major result of the Effective String Theory (EST) description of confinement is the so called "low energy universality," which states that the first few terms of the large distance expansion of any…Alberto Baffigo, Michele Caselle·Jun 12, 2023SaveLearn
Dynamics of the O(4) critical point in QCD: critical pions and diffusion in Model GWe present a detailed study of the finite momentum dynamics of the O(4) critical point of QCD, which lies in the dynamic universality class of Model G. The critical scaling of the model is analyzed…Adrien Florio, Eduardo Grossi, Derek Teaney·Jun 12, 2023SaveLearn
I = 3/2 and I = 1/2 channels of Kππ decay at the physical point with periodic boundary conditionsWe present a lattice calculation of the Kππ matrix elements and amplitudes with both the I = 3/2 and 1/2 channels and ', the measure of direct CP violation. We use…Thomas Blum, Peter A. Boyle, Daniel Hoying et al.·Jun 11, 2023SaveLearn
Lattice Calculation of the Intrinsic Soft Function and the Collins-Soper KernelWe calculate the soft function using lattice QCD in the framework of large momentum effective theory incorporating the one-loop perturbative contributions. The soft function is a crucial ingredient…Lattice Parton Collaboration, Min-Huan Chu, Jin-Chen He et al.·Jun 10, 2023SaveLearn
High-degree Polynomial Noise SubtractionIn lattice QCD, the calculation of physical quantities from disconnected quark loop calculations have large variance due to the use of Monte Carlo methods for the estimation of the trace of the…Paul Lashomb, Ronald B. Morgan, Travis Whyte et al.·Jun 9, 2023SaveLearn
Light Scalar Meson and Decay Constant in SU(3) Gauge Theory with Eight Dynamical FlavorsThe SU(3) gauge theory with Nf=8 nearly massless Dirac fermions has long been of theoretical and phenomenological interest due to the near-conformality arising from its proximity to the conformal…Lattice Strong Dynamics Collaboration, R. C. Brower, E. Owen et al.·Jun 9, 2023SaveLearn
Simulating Z2 Lattice Gauge Theory with the Variational Quantum ThermalizerThe properties of strongly-coupled lattice gauge theories at finite density as well as in real time have largely eluded first-principles studies on the lattice. This is due to the failure of…Michael Fromm, Owe Philipsen, Michael Spannowsky et al.·Jun 9, 2023SaveLearn
Lattice calculation of the Ds meson radiative form factors over the full kinematical rangeWe compute the structure-dependent axial and vector form factors for the radiative leptonic decays Ds γ, where is a charged lepton, as functions of the energy of the…R. Frezzotti, G. Gagliardi, V. Lubicz et al.·Jun 9, 2023SaveLearn
B D* semileptonic form factors from lattice QCD with M\"obius domain-wall quarksWe calculate the form factors for the B D* decay in 2+1 flavor lattice QCD. For all quark flavors, we employ the M\"obius domain-wall action, which preserves chiral symmetry to a…Y. Aoki, B. Colquhoun, H. Fukaya et al.·Jun 9, 2023SaveLearn
Chiral-even axial twist-3 GPDs of the proton from lattice QCDThis work presents the first lattice-QCD calculation of the twist-3 axial quark GPDs for the proton using the large-momentum effective theory approach. We calculate matrix elements with…Shohini Bhattacharya, Krzysztof Cichy, Martha Constantinou et al.·Jun 8, 2023SaveLearn
Lattice study on a tetra-quark state Tbb in the HAL QCD methodWe study a doubly-bottomed tetra-quark state (bbud) with quantum number I(JP)=0(1+), denoted by Tbb, in lattice QCD with the Non-Relativistic QCD (NRQCD) quark action for b…Takafumi Aoki, Sinya Aoki, Takashi Inoue·Jun 6, 2023SaveLearn
Exploring a new approach to Hadronic Parity Violation from Lattice QCDThe long-range, parity-odd nucleon interaction generated by single pion exchange is captured in the parity-odd pion-nucleon coupling h1π. Its calculation in lattice QCD requires the evaluation…Marcus Petschlies, Nikolas Schlage, Aniket Sen et al.·Jun 5, 2023SaveLearn
Bπ excited-state contamination in lattice calculations of B-meson correlation functionsMulti-particle states with additional pions are expected to result in a difficult-to-control excited-state contamination in lattice simulations. We show that heavy meson chiral perturbation theory…Oliver Bar, Alexander Broll, Rainer Sommer·Jun 5, 2023SaveLearn
Low-mode deflation for twisted-mass and RHMC reweighting in lattice QCDWe propose improved estimators to compute the reweighting factors which are needed for lattice QCD calculations that rely on twisted-mass reweighting for the light quark contribution and the Rational…Simon Kuberski·Jun 4, 2023SaveLearn
SIMULATeQCD: A simple multi-GPU lattice code for QCD calculationsThe rise of exascale supercomputers has fueled competition among GPU vendors, driving lattice QCD developers to write code that supports multiple APIs. Moreover, new developments in algorithms and…Lukas Mazur, Dennis Bollweg, David A. Clarke et al.·Jun 1, 2023SaveLearn
Sampling U(1) gauge theory using a re-trainable conditional flow-based modelSampling topological quantities in the Monte Carlo simulation of Lattice Gauge Theory becomes challenging as we approach the continuum limit of the theory. In this work, we introduce a Conditional…Ankur Singha, Dipankar Chakrabarti, Vipul Arora·Jun 1, 2023SaveLearn
GPU-Acceleration of Tensor Renormalization with PyTorch using CUDAWe show that numerical computations based on tensor renormalization group (TRG) methods can be significantly accelerated with PyTorch on graphics processing units (GPUs) by leveraging NVIDIA's…Raghav G. Jha, Abhishek Samlodia·Jun 1, 2023SaveLearn
Low-lying odd-parity nucleon resonances as quark-model like statesRecent lattice QCD results for the low-lying odd-parity excitations of the nucleon near the N*(1535) and N*(1650) resonance positions have revealed that the lattice QCD states have magnetic…Curtis D. Abell, Derek B. Leinweber, Zhan-Wei Liu et al.·Jun 1, 2023SaveLearn
Thermal QCD in a non-uniform magnetic backgroundOff-central heavy-ion collisions are known to feature magnetic fields with magnitudes and characteristic gradients corresponding to the scale of the strong interactions. In this work, we employ…B. B. Brandt, F. Cuteri, G. Endrődi et al.·May 30, 2023SaveLearn