Spin-taste representation of minimally doubled fermions from first principles: Karsten-Wilczek fermionsMinimally doubled fermions realize one pair of Dirac fermions on the lattice. Similarities to Kogut-Susskind fermions exist, namely, spin and taste degrees of freedom become intertwined, and a…Johannes Heinrich Weber·Feb 23, 2025SaveLearn
Stochastic automatic differentiation and the Signal to Noise problemLattice Field theory allows to extract properties of particles in strongly coupled quantum field theories by studying Euclidean vacuum expectation values. When estimated from numerical Monte Carlo…Guilherme Catumba, Alberto Ramos·Feb 21, 2025SaveLearn
Status of two-baryon scattering in lattice QCDIn these proceedings, I will review lattice QCD calculations of baryon-baryon scattering, their methods, and their challenges. In the last few years, there has been a new generation of calculations…Jeremy R. Green·Feb 21, 2025SaveLearn
Lattice calculation of the Ds X inclusive decay rate: an overviewIn this talks, on behalf of our collaboration we present an overview of our first-principle lattice QCD calculation of the Ds X inclusive decay rate. Here we introduce…Christiane Franziska Groß, Alessandro De Santis·Feb 21, 2025SaveLearn
Topological observables and θ dependence in high temperature QCD from lattice simulationsWe study topology in Quantum Chromodynamics at high temperatures by means of lattice calculations. Simulations are performed with Nf=2+1+1 Wilson twisted mass fermions at maximal twist with…A. Yu. Kotov, M. P. Lombardo, A. Trunin·Feb 21, 2025SaveLearn
Update on the isospin breaking corrections to the HVP with C-periodic boundary conditionsIn the RC collaboration, we simulate lattice QCD+QED using C-periodic spatial boundary conditions to ensure that locality, gauge invariance, and translational invariance are preserved…Anian Altherr, Isabel Campos, Alessandro Cotellucci et al.·Feb 20, 2025SaveLearn
Expanded ensemble method for bubble nucleationIn the absence of impurities and boundary effects, first order phase transitions are initiated by the nucleation of critical bubbles. In thermally driven transitions many systems can remain…Jaakko Hällfors, Kari Rummukainen·Feb 20, 2025SaveLearn
QCD predictions for physical multimeson scattering amplitudesWe use lattice QCD calculations of the finite-volume spectra of systems of two and three mesons to determine, for the first time, three-particle scattering amplitudes with physical quark masses. Our…Sebastian M. Dawid, Zachary T. Draper, Andrew D. Hanlon et al.·Feb 20, 2025SaveLearn
Monomer-dimer tensor-network basis for qubit-regularized lattice gauge theoriesTraditional SU(N) lattice gauge theories (LGTs) can be formulated using an orthonormal basis constructed from the irreducible representations (irreps) Vλ of the SU(N)…Shailesh Chandrasekharan, Rui Xian Siew, Tanmoy Bhattacharya·Feb 20, 2025SaveLearn
Violation of non-Abelian Bianchi identity and QCD topologyWhen Abelian monopoles due to violation of the non-Abelian Bianchi identity Jμ(x) condense in the vacuum, color confinement of QCD is realized by the Abelian dual Meissner effect. Moreover VNABI…Tsuneo Suzuki·Feb 19, 2025SaveLearn
Quark and gluon momentum fractions in the pion and in the kaonWe present results on the momentum fraction carried by quarks and gluons in the pion and the kaon. We employ three gauge ensembles generated with Nf=2+1+1 Wilson twisted-mass clover-improved…Constantia Alexandrou, Simone Bacchio, Martha Constantinou et al.·Feb 18, 2025SaveLearn
Lattice QCD Study of Pion Electroproduction and Weak Production from a NucleonQuantum fluctuations in QCD influence nucleon structure and interactions, with pion production serving as a key probe of chiral dynamics. In this study, we present a lattice QCD calculation of…Yu-Sheng Gao, Zhao-Long Zhang, Xu Feng et al.·Feb 17, 2025SaveLearn
Quark Transverse Spin-Momentum Correlation of the Nucleon from Lattice QCD: The Boer-Mulders FunctionWe present the first lattice QCD calculation of the quark transverse spin-momentum correlation, i.e., the naive time-reversal-odd Boer-Mulders function, of the nucleon, using large-momentum effective…Lingquan Ma, Jun Hua, Andreas Schäfer et al.·Feb 17, 2025SaveLearn
Proton and neutron electromagnetic form factors using Nf=2+1+1 twisted-mass fermions with physical values of the quark massesWe compute the electromagnetic form factors of the proton and neutron using lattice QCD with Nf = 2 + 1 + 1 twisted mass clover-improved fermions and quark masses tuned to their physical values.…Constantia Alexandrou, Simone Bacchio, Giannis Koutsou et al.·Feb 16, 2025SaveLearn
Lattice QCD constraints on the critical point from an improved precision equation of stateIn this Letter we employ lattice simulations to search for the critical point of quantum chromodynamics (QCD). We search for the onset of a first order QCD transition on the phase diagram by…Szabolcs Borsanyi, Zoltan Fodor, Jana N. Guenther et al.·Feb 14, 2025SaveLearn
Machine-learning techniques as noise reduction strategies in lattice calculations of the muon g-2Lattice calculations of the hadronic contributions to the muon anomalous magnetic moment are numerically highly demanding due to the necessity of reaching total errors at the sub-percent level.…Thomas Blum, Alessandro Conigli, Lukas Geyer et al.·Feb 14, 2025SaveLearn
The hadronic contribution to the running of α and the electroweak mixing angleWe report on our update to [1] on the hadronic running of electroweak couplings from O(a)-improved Wilson fermions with Nf=2+1 flavours. The inclusion of additional ensembles at very fine…Alessandro Conigli, Georg von Hippel, Simon Kuberski et al.·Feb 14, 2025SaveLearn
Fractional instantons and Confinement: first results on a T2× R2 roadmapWe report results obtained for SU(2) Yang-Mills theory on a four dimensional torus with two directions much smaller than the other two. The small 2-torus is equipped with twisted boundary conditions.…Georg Bergner, Antonio González-Arroyo, Ivan Soler·Feb 13, 2025SaveLearn
International Lattice Data Grid 2.0: Status and ProgressIn this proceeding contribution we discuss the status and progress towards a modernised and extended International Lattice Data Grid (ILDG), which has seen major developments, updates, and upgrades…Basavaraja Bheemalingappa Sagar, Georg von Hippel, Giannis Koutsou et al.·Feb 13, 2025SaveLearn
Numerical evidence for a CP broken deconfined phase at θ =π in 4D SU(2) Yang-Mills theory through simulations at imaginary θWe investigate the possibility of the spontaneous breaking of CP symmetry in 4D SU(2) Yang-Mills at θ=π, which has recently attracted much attention in the context of the higher-form…Mitsuaki Hirasawa, Masazumi Honda, Akira Matsumoto et al.·Feb 13, 2025SaveLearn
Novel first-order phase transition and critical points on SU(3) Yang-Mills theory in T2×R2We investigate the thermodynamics and phase structure of SU(3) Yang-Mills theory on T2×R2 with anisotropic spatial volumes in Euclidean spacetime in lattice numerical…Masakiyo Kitazawa, Daisuke Fujii, Akihiro Iwanaka et al.·Feb 13, 2025SaveLearn
O(a) improvement of the flavour singlet scalar density in a setup with Wilson fermionsWe report on our Ward identity determination of the O(a) improvement coefficient for the flavour singlet scalar density, namely gS, from three-flavour lattice QCD with…Pia Leonie Jones Petrak, Jochen Heitger, Fabian Joswig·Feb 12, 2025SaveLearn
Internal color contributions to flux tube entanglement entropyIn recent work arXiv:2410.00112, we introduced and computed entanglement entropy of the color flux tube (FTE2) between a heavy quark-antiquark pair in (2+1)D Yang-Mills theory. Our numerical…Rocco Amorosso, Sergey Syritsyn, Raju Venugopalan·Feb 12, 2025SaveLearn
Lattice gauge ensembles and data managementWe summarize the status of lattice QCD ensemble generation efforts and their data management characteristics. Namely, these proceedings combine the contributions to a dedicated parallel session…Yasumichi Aoki, Ed Bennett, Ryan Bignell et al.·Feb 12, 2025SaveLearn
Scale Setting and Strong Coupling Determination in the Gradient Flow Scheme for 2+1 Flavor Lattice QCDWe report on the determination of the gradient flow scales in Nf=2+1 QCD using highly improved staggered quark (HISQ) ensembles generated by the HotQCD Collaboration for bare gauge couplings…Rasmus Larsen, Swagato Mukherjee, Peter Petreczky et al.·Feb 12, 2025SaveLearn