The structure of the lightest positive-parity charmed mesons from LQCDThe nature of low-lying scalar and axial-vector charmed mesons has long been debated, specifically whether they are best explained as hadronic molecules or compact tetraquark systems. These two…Eric B. Gregory, Feng-Kun Guo, Christoph Hanhart et al.·Apr 1, 2026SaveLearn
Strong-coupling expansion and two-point Pad\'e approximation for lattice φ4 field theoryReliable approximations for correlation functions at intermediate and strong coupling remain hard to obtain for general quantum field theories. Perturbative expansions are often asymptotic or have a…Yuanran Zhu, Efekan Kökcü, Chao Yang·Apr 1, 2026SaveLearn
QCD in strong magnetic fields: fluctuations of conserved charges and equation of stateWe present continuum-estimated (2+1)-flavor lattice QCD results for second-order fluctuations of conserved charges and the leading-order equation of state in the presence of strong magnetic fields at…Heng-Tong Ding, Jin-Biao Gu, Arpith Kumar et al.·Apr 1, 2026SaveLearn
Determination of αS in the SU(3) Yang-Mills theoryThe decoupling strategy allows one to obtain the value of the strong coupling in QCD from the running in pure gauge. Here we present our strategy to determine the running in the SU(3) Yang-Mills…Isabella Leone Zimmel, Alberto Ramos·Mar 31, 2026SaveLearn
The hadronic contribution to the running of the electroweak gauge couplingsWe present an updated determination of the hadronic vacuum polarization contribution to the running of the electromagnetic coupling αhad(5)(-Q2), and of the electroweak…Alessandro Conigli, Dalibor Djukanovic, Georg von Hippel et al.·Mar 31, 2026SaveLearn
Thermal static Potential at Finite Density in (2+1)-flavor QCDWe study the thermal static potential for (2+1)-flavor QCD at nonzero density through a Taylor expansion around vanishing chemical potentials. From Taylor expanded Wilson line correlators, we extract…Jishnu Goswami, Dibyendu Bala, Olaf Kaczmarek·Mar 31, 2026SaveLearn
Comment on "Lattice QCD constraints on the critical point from an improved precision equation of state"A recent Letter~Borsanyi:2025dyp employs lattice QCD calculations of the equation of state, combined with entropy-density contour analysis, to place a lower bound of μB 450~MeV on…Roy A. Lacey·Mar 31, 2026SaveLearn
The axion-photon coupling from lattice Quantum ChromodynamicsQuantum Chromodynamics (QCD) is the theory of the strong interactions within the Standard Model of particle physics, which explains more than 99% of the mass of the visible Universe. However, there…Bastian B. Brandt, Gergely Endrődi, José Javier Hernández Hernández et al.·Mar 31, 2026SaveLearn
Ether of OrbifoldsThe orbifold lattice has been proposed as a route to practical quantum simulation of Yang--Mills theory, with claims of exponential speedup over all known approaches. Through analytical derivations,…Henry Lamm·Mar 31, 2026SaveLearn
First-principle evaluation of inclusive hadronic τ decays in QCD+QEDWe present a strategy to extend lattice calculations of inclusive hadronic τ decays from isosymmetric QCD to QCD+QED. The inclusive decay rate can be related to suitable Euclidean correlation…Matteo Di Carlo, Simone Bacchio, Erik Bäske et al.·Mar 30, 2026SaveLearn
Towards a formalism for ππ scattering from staggered lattice QCDScattering processes featuring the strong interactions can be studied using lattice QCD by means of the L\"uscher formalism. This approach relies on analyticity and unitarity of the S-matrix to…A. Dean. M. Valois, M. Dai, A. El-Khadra et al.·Mar 30, 2026SaveLearn
Quark-Mass Dependence of Light-Nuclei Masses from Lattice QCD and Trace-Anomaly Contributions to Nuclear BindingsWe present lattice QCD calculations of the masses of the deuteron, dineutron, Helium-3 and Helium-4 with physical sea quarks and valence quark masses corresponding to pion masses between 140 and 700…Debsubhra Chakraborty, Noah Chavez, Xiang Gao et al.·Mar 30, 2026SaveLearn
Applying the Worldvolume Hybrid Monte Carlo method to lattice gauge theoriesThe numerical sign problem remains one of the central challenges in computational physics. The Worldvolume Hybrid Monte Carlo (WV-HMC) method has recently been proposed as a reliable and…Masafumi Fukuma·Mar 30, 2026SaveLearn
Hadron Structure from lattice QCD in the context of the Electron-Ion ColliderHadron structure calculations using lattice Quantum Chromodynamics (QCD) have advanced significantly in recent years. Results for charges, form factors, and lower Mellin moments can be obtained to…Constantia Alexandrou·Mar 30, 2026SaveLearn
Heavy-Meson Bag Parameters using Gradient FlowWe demonstrate the use of the gradient flow combined with the short flow-time expansion (GF+SFTX) as a renormalization procedure for four-quark operator matrix elements and associated bag parameters…Matthew Black, Robert V. Harlander, Jonas T. Kohnen et al.·Mar 30, 2026SaveLearn
Extracting Bs Ds* form factorsSemileptonic B(s) decays are of great phenomenological interest because they allow to determine e.g. CKM matrix elements or test lepton flavor universality. Taking advantage of already existing…Anastasia Boushmelev, Matthew Black, Oliver Witzel·Mar 29, 2026SaveLearn
Mesonic screening correlators in an external imaginary electric field at finite temperatureExternal electromagnetic fields provide a useful probe of QCD matter, but real electric fields are hindered by the sign problem, motivating studies with imaginary electric fields. We investigate…Ji-Chong Yang, Zhan Zhao, Xiang-Ning Li et al.·Mar 29, 2026SaveLearn
Holography on the lattice: Evidence from 3D supersymmetric Yang--Mills theoryWe present new results from our lattice investigations of maximally supersymmetric Yang--Mills theory in three dimensions, focusing on its nonperturbative phase diagram. Using a lattice formulation…Anosh Joseph, David Schaich·Mar 27, 2026SaveLearn
Light and strange quark masses with Nf = 2 + 1 Wilson fermionsWe report on the status of an update of our collaboration's previous computation of light and strange quark masses in QCD with Nf=2+1 dynamical flavours. Bare quark masses are extracted from CLS…Gregorio Herdoíza, Fernando P. Panadero, Carlos Pena et al.·Mar 27, 2026SaveLearn
Strangeness of nucleons from Nf=2+1+1 lattice QCDWe present the strange electromagnetic form factors of the nucleon using lattice QCD simulations with degenerate light, a strange, and a charm quark in the sea with masses tuned to their physical…Constantia Alexandrou, Simone Bacchio, Mathis Bode et al.·Mar 27, 2026SaveLearn
Nucleon strange electromagnetic form factors from Nf=2+1+1 lattice QCDWe present the nucleon strange electromagnetic form factors using four lattice QCD ensembles with Nf=2+1+1 twisted mass clover-improved fermions and quark masses tuned to approximately their…Constantia Alexandrou, Simone Bacchio, Mathis Bode et al.·Mar 27, 2026SaveLearn
Lattice Studies of Two-Dimensional Maximally Supersymmetric Yang-Mills Theory for Tests of Gauge-Gravity DualityWe present our ongoing work on two-dimensional maximally supersymmetric Yang-Mills (2D MSYM) theory using lattice techniques. The continuum theory is obtained from the dimensional reduction of…Bana Singh Sangtan, Anosh Joseph, David Schaich·Mar 27, 2026SaveLearn
The Axial Charge in Hilbert Space and the Role in Chiral Gauge TheoriesWe investigate the Hamiltonian formulation of 1+1-dimensional staggered fermions and reconstruct the vector and axial charge operators, originally identified by Arkya Chatterjee et al., within the…Tatsuya Yamaoka·Mar 27, 2026SaveLearn
Conserved Non-Singlet Charges for Staggered Fermion Hamiltonian in 3+1 DimensionsWe study conserved charges of the staggered fermion Hamiltonian in 3+1 dimensions. By decomposing staggered fermions into Majorana components and exploiting lattice translation symmetries, we…Tetsuya Onogi, Tatsuya Yamaoka·Mar 27, 2026SaveLearn
Heavy quark masses from step-scalingWe present a determination of the charm- and bottom-quark masses using the heavy-quark step-scaling strategy. Renormalization is performed in small volumes where relativistic bottom quarks can be…Simon Kuberski, Alessandro Conigli, Patrick Fritzsch et al.·Mar 26, 2026SaveLearn