Sector-Resolved Flow Sampling for Topologically Frozen Lattice Gauge TheoriesTopological fluctuations are essential to nonperturbative gauge theories but become increasingly difficult to sample toward the continuum limit, where Markov chains can freeze in sectors of fixed…Ankur Singha, Jacob Kauffmann, Karl Jansen et al.·Sep 7, 2026SaveLearn
ggpeps: A package for Gauged Gaussian PEPSLattice gauge theories are a low-energy regularization of quantum field theories. They are the basis for the development of numerical algorithms that provide insight into the non-perturbative regime…Ariel Kelman, Itay Gomelski, Jonathan Elyovich et al.·Sep 6, 2026SaveLearn
Nucleon-sigma terms at mπ=222 ~ MeV with a variational analysis from lattice QCDNucleon sigma terms are important for the decomposition of the nucleon mass and for searches for new physics beyond the Standard Model involving scalar interactions. A persistent tension between…Lorenzo Barca, Gunnar Bali, Sara Collins et al.·Sep 5, 2026SaveLearn
Equation of state of dense magnetized QCD matter via a robust analytic continuationWe compute the equation of state of dense and magnetized strongly interacting matter using lattice QCD at a non-zero value of the lattice spacing. Our simulations employ 2+1+1 dynamical flavors of…S. Borsányi, B. B. Brandt, G. Endrődi et al.·Sep 4, 2026SaveLearn
Accessing the Wess-Zumino-Witten term using Lattice QCDThe Wess-Zumino-Witten interaction in chiral perturbation theory is a manifestation of chiral anomalies. One of its consequences is the presence of a nonvanishing K K π+ π0 π-…Fernando Romero-López, Stephen R. Sharpe·Sep 4, 2026SaveLearn
First Two-Hadron Form Factor from QCDWe present the first QCD determination of an energy-dependent form factor for a two-hadron scattering state. In particular, we calculate the QCD contribution to the forward electromagnetic $π+π+ +…Felipe G. Ortega-Gama, Raúl A. Briceño, Ivan M. Burbano et al.·Sep 3, 2026SaveLearn
Lattice QCD calculation of the pion-nucleon coupling g0 induced by the QCD Θ-termWe present lattice QCD results for the CP violating pion-nucleon coupling g0 induced by the QCD Θ term from the analysis of three 2+1+1-flavor ensembles generated with highly…Fangcheng He, Tanmoy Bhattacharya, Rajan Gupta et al.·Sep 3, 2026SaveLearn
Non-Abelian string melting and thermalization in an open lattice gauge theoryOpen-system lattice gauge theory (LGT) has so far been developed predominantly in Abelian settings, leaving open how genuinely non-Abelian gauge structure reshapes dissipative real-time dynamics.…Erick Parra Verde, Giovanni Cataldi, Stefan Kühn et al.·Sep 3, 2026SaveLearn
Real-Time String Dynamics in 3+1D Lattice Quantum ElectrodynamicsUnderstanding real-time string dynamics in three spatial dimensions is essential for connecting quantum simulations of lattice gauge theories (LGTs) to the physical dimensionality of QED and QCD,…Helen Zwölfer, Giovanni Cataldi, Umberto Borla et al.·Sep 3, 2026SaveLearn
On the equivalence of left-hand-cut and three-body formalismsThe "left-hand cut problem" in lattice QCD arises when exchange singularities invalidate standard relations used to extract scattering amplitudes from the finite-volume spectrum. In recent…André Baião-Raposo, Raul Briceño, Sebastian M. Dawid·Sep 2, 2026SaveLearn
Double Parton Distributions in the nucleon: Lattice parameter dependenceTo make full use of the HL-LHC, especially in the search for BSM physics, all Standard Model backgrounds have to be understood with increased precision. This is especially difficult for Double Parton…Daniel Reitinger, Christian Zimmermann, Andreas Schäfer·Sep 2, 2026SaveLearn
Probing Criticality Using GMM-Based PotentialsSpin models with a given symmetry are easier to sample than scalar theories with the same symmetry on a lattice, as the constrained nature of spin variables enables cheap heat-bath updates. However,…Shashank Sharma, Dipankar Chakrabarti, Vipul Arora·Sep 2, 2026SaveLearn
Smeared spectral functions from lattice QCD: opportunities and challengesA broad class of physical observables can be expressed in terms of smeared spectral functions. Important examples include the hadronic vacuum polarization contribution to the muon g-2, hadronic τ…Shoji Hashimoto·Sep 2, 2026SaveLearn
Long-distance hybrid spin-dependent and hybrid-quarkonium mixing potentials from lattice gauge theoryWe present SU(3) lattice gauge theory results for the O(1/mQ) hybrid spin-dependent and hybrid-quarkonium mixing potentials. The only existing lattice computation of these potentials…Vilija de Jonge, Paul Pütz, Antonio Vairo et al.·Aug 31, 2026SaveLearn
First-principles determination of anomaly-induced pion decay beyond the chiral limitThe two-photon decay of the neutral pion is fixed in the chiral limit by the Adler-Bell-Jackiw anomaly, while nonzero quark masses induce few-percent corrections that must be determined for precision…Tian Lin, Xu Feng, Lu-Chang Jin et al.·Aug 31, 2026SaveLearn
D (K π)27 at the SU(3)-flavour-symmetric point I: Methodology and strong phase determinationWe present part one of an SU(3)-flavour-symmetric lattice QCD calculation of the amplitude for a D-meson decaying to a Kπ final state in the 27-dimensional irreducible representation of the…Matthew Black, Felix Erben, Maxwell T. Hansen et al.·Aug 31, 2026SaveLearn
Bias-Corrected Machine-Learning Estimation of Chiral Condensate Cumulants: A Retrospective Lattice QCD Case StudyWe present a retrospective case study of bias-corrected machine learning (ML) estimates of traces of the inverse Dirac operator, Tr\,M-n (n=1,2,3,4), using a fixed lattice QCD dataset…Benjamin J. Choi, Hiroshi Ohno, Akio Tomiya·Aug 31, 2026SaveLearn
Symmetric Mass Generation for Domain-Wall FermionsWe report the first numerical examination of symmetric mass generation (SMG) for domain-wall fermions. Our simulation on a two-dimensional Euclidean lattice computes the path-integral of the…Sho Araki, Hidenori Fukaya, Tetsuya Onogi et al.·Aug 30, 2026SaveLearn
Detecting Multiple Phase Transitions in Lattice Systems with Intrinsic DimensionsLattice systems with multiple nearby transitions pose two related challenges: resolving distinct transition scales and identifying the degrees of freedom primarily associated with each transition. We…Jie Mei, Tetsuo Hatsuda, Mei Huang et al.·Aug 29, 2026SaveLearn
Quantum Simulations of Two-Dimensional Non-Abelian Adjoint String BreakingQuantum computers offer the potential to directly probe the dynamics of strongly coupled quantum field theories. As a step towards reaching this potential, local Krylov-based truncations of a pure…Anthony N. Ciavarella, Roland de Putter, Ed Younis et al.·Aug 28, 2026SaveLearn
Renormalization-guided cascade upscaling for lattice field generationWe introduce a renormalization-group (RG) guided machine-learning algorithm for lattice field generation based on approximate inversion of an RG transformation. A ``perfect blocking''…Anna Hasenfratz, Ethan T. Neil, Letizia Parato et al.·Aug 28, 2026SaveLearn
Renormalization-guided inverse blocking for lattice field generation: construction and validationWe propose an algorithm for generating lattice field configurations based on the approximate inversion of a renormalization-group blocking transformation. We optimize the blocking transformation…Anna Hasenfratz, Ethan T. Neil, Letizia Parato et al.·Aug 28, 2026SaveLearn
A different kind of continuum limit for the three-dimensional U(1) gauge theoryIn three-dimensional compact U(1) lattice gauge theory color confinement can be understood analytically through the dynamics of magnetic monopoles. However, its continuum limit is pathological, since…Andreas Athenodorou, Claudio Bonati, Ivan Soler Calero·Aug 28, 2026SaveLearn
Machine Learning Unveils Finite-volume Energy Shifts in Three-body SystemFinite-volume extrapolation (FVE) is essential for extracting physical observables in the lattice calculation. While rigorous FVE formulations are well established for short-range potentials in both…Wei-Jie Zhang, Zhenyu Zhang, Jifeng Hu et al.·Aug 27, 2026SaveLearn
Efficient Quantum Simulations of Yang-Mills theory with Maximal-tree GaugeWe develop a quantum algorithmic framework for the efficient simulation of Yang--Mills theories, including the SU(3) gauge theory in Quantum Chromodynamics (QCD). The framework uses…Tianyin Li, Ying-Ying Li, Xiaoyang Wang et al.·Aug 27, 2026SaveLearn