QCD with background electromagnetic fields on the lattice: a reviewThis review provides a comprehensive summary of results on the physics of strongly interacting matter in the presence of background electromagnetic fields, obtained via numerical lattice simulations…Gergely Endrodi·Jun 28, 2024SaveLearn
Light and strange vector resonances from lattice QCD at physical quark massesWe present the first ab initio calculation at physical quark masses of scattering amplitudes describing the lightest pseudoscalar mesons interacting via the strong force in the vector channel. Using…Peter Boyle, Felix Erben, Vera Gülpers et al.·Jun 27, 2024SaveLearn
Physical-mass calculation of (770) and K*(892) resonance parameters via π π and K π scattering amplitudes from lattice QCDWe present our study of the (770) and K*(892) resonances from lattice quantum chromodynamics (QCD) employing domain-wall fermions at physical quark masses. We determine the finite-volume…Peter Boyle, Felix Erben, Vera Gülpers et al.·Jun 27, 2024SaveLearn
Quantum computational resources for lattice QCD in the strong-coupling limitWe consider the strong coupling limit of lattice QCD with massless staggered quarks and study the resource requirements for quantum simulating the theory in its Hamiltonian formulation. The bosonic…Michael Fromm, Lucas Katschke, Owe Philipsen et al.·Jun 26, 2024SaveLearn
Electrical conductivity of the Quark-Gluon Plasma in the presence of strong magnetic fieldsWe compute the electrical conductivity of the strongly interacting medium in the presence of strong magnetic background fields, eB=4,9~GeV2, and for different values of the temperature, both in…Giorgio Almirante, Nikita Astrakhantsev, V. V. Braguta et al.·Jun 26, 2024SaveLearn
Tensor renormalization group study of the three-dimensional SU(2) and SU(3) gauge theories with the reduced tensor network formulationWe perform a tensor renormalization group simulation of non-Abelian gauge theory in three dimensions using a formulation based on the `armillary sphere.' In this formulation, matrix indices are…Atis Yosprakob, Kouichi Okunishi·Jun 24, 2024SaveLearn
Scale setting and hadronic properties in light quark sector with (2+1)-flavor Wilson fermions at the physical pointWe report scale setting and hadronic properties for our new lattice QCD gauge configuration set (HAL-conf-2023). We employ (2+1)-flavor nonperturbatively improved Wilson fermions with stout…Tatsumi Aoyama, Takahiro M. Doi, Takumi Doi et al.·Jun 24, 2024SaveLearn
Study of the mass of pseudoscalar glueball with a deep neural networkA deep neural network (DNN) is utilized to study the mass of the pseudoscalar glueball in lattice QCD based on Monte Carlo simulations. The DNN is constructed to extract the mass from the negative…Lin Gao·Jun 22, 2024SaveLearn
Berezinskii--Kosterlitz--Thouless transition of the two-dimensional XY model on the honeycomb latticeThe Berezinskii--Kosterlitz--Thouless (BKT) transition of the two-dimensional XY model on the honeycomb lattice is investigated using both the techniques of Neural Network (NN) and Monte Carlo…Fu-Jiun Jiang·Jun 21, 2024SaveLearn
Exponential Error Reduction for Glueball Calculations Using a Two-Level Algorithm in Pure Gauge TheoryThis study explores the application of a two-level algorithm to enhance the signal-to-noise ratio of glueball calculations in four-dimensional SU(3) pure gauge theory. Our findings…Lorenzo Barca, Francesco Knechtli, Sofie Martins et al.·Jun 18, 2024SaveLearn
The distribution amplitude of the ηc-mesonIn this proceeding we determine the distribution amplitude of the ηc-meson from first principles. This quantity appears as a consequence of factorization theorems, and it is necessary to…Benoît Blossier, Mariane Mangin-Brinet, José Manuel Morgado Chávez et al.·Jun 18, 2024SaveLearn
A modified Cayley transform for SU(3) molecular dynamics simulationsWe propose a modification to the Cayley transform that defines a suitable local parameterization for the special unitary group SU(3). The new mapping is used to construct splitting methods…Kevin Schäfers, Michael Peardon, Michael Günther·Jun 17, 2024SaveLearn
SU(2) principal chiral model with tensor renormalization group on a cubic latticeWe study the continuous phase transition and thermodynamic observables in the three-dimensional Euclidean SU(2) principal chiral field model with the triad tensor renormalization group (tTRG) and…Shinichiro Akiyama, Raghav G. Jha, Judah Unmuth-Yockey·Jun 14, 2024SaveLearn
Charmoniumlike Channels 1+ with Isospin 1 from Lattice and Effective Field TheoryMany exotic charmoniumlike mesons have already been discovered experimentally, of which the Zc mesons with I=1 are prominent examples. We investigate JPC=1+ states with flavor $…Mitja Sadl, Sara Collins, Zhi-Hui Guo et al.·Jun 14, 2024SaveLearn
QCD constraints on isospin-dense matter and the nuclear equation of stateUnderstanding the behavior of dense hadronic matter is a central goal in nuclear physics as it governs the nature and dynamics of astrophysical objects such as supernovae and neutron stars. Because…Ryan Abbott, William Detmold, Marc Illa et al.·Jun 13, 2024SaveLearn
Quantum phase transition of (1+1)-dimensional O(3) nonlinear sigma model at finite density with tensor renormalization groupWe study the quantum phase transition of the (1+1)-dimensional O(3) nonlinear sigma model at finite density using the tensor renormalization group method. This model suffers from the sign problem,…Xiao Luo, Yoshinobu Kuramashi·Jun 13, 2024SaveLearn
Gauge-invariant renormalization of four-quark operatorsWe study the renormalization of four-quark operators in one-loop perturbation theory. We employ a coordinate-space Gauge-Invariant Renormalization Scheme (GIRS), which can be advantageous compared to…M. Constantinou, M. Costa, H. Herodotou et al.·Jun 12, 2024SaveLearn
Numerical fractional instantons in SU(2): center vortices, monopoles, and a sharp transition between themWe use a numerical cooling algorithm to study fractional instantons in SU(2) pure Yang-Mills on R2×T2*, R3× S1, and $R× T2*…F David Wandler·Jun 11, 2024SaveLearn
QCD in the chiral SU(3) limit from baryon masses on Lattice QCD ensemblesThe baryon masses on CLS ensembles are used to determine the LEC that characterize QCD in the flavor-SU(3) limit with vanishing up, down, and strange quark masses. Here we reevaluate some of the…Matthias F. M. Lutz, Yonggoo Heo, Renwick J. Hudspith·Jun 11, 2024SaveLearn
Coupled-channel J-- meson resonances from lattice QCDWe extend an earlier calculation within lattice QCD of excited light meson resonances with JPC=1--, 2--, 3-- at the SU(3) flavor point in the singlet representation, by considering the…Jozef J. Dudek, Christopher T. Johnson·Jun 11, 2024SaveLearn
Inclusive reactions from finite Minkowski spacetime correlation functionsThe need to determine scattering amplitudes of few-hadron systems for arbitrary kinematics expands a broad set of subfields of modern-day nuclear and hadronic physics. In this work, we expand upon…Marco A. Carrillo, Raúl A. Briceño, Alexandru M. Sturzu·Jun 11, 2024SaveLearn
Instanton Density Operator in Lattice QCD from Higher Category TheoryA natural definition for instanton density operator in lattice QCD has long been desired. We show this problem is, and has to be, solved by higher category theory. The problem is solved by refining…Jing-Yuan Chen·Jun 10, 2024SaveLearn
An update on supersphere non linear sigma model on the latticeWe consider the discretized version of the sigma-model with supersphere target space OSp(N+2m|2m)/OSp(N+2m-1|2m) and present a preliminary numerical study of bosonic and fermionic two-point…Ilaria Costa, Valentina Forini, Agostino Patella et al.·Jun 7, 2024SaveLearn
The distribution amplitude of the ηc-meson at leading twist from Lattice QCDDistribution amplitudes are functions of non-perturbative matrix elements describing the hadronization of quarks and gluons. Thanks to factorization theorems, they can be used to compute the…Benoît Blossier, Mariane Mangin-Brinet, José Manuel Morgado Chávez et al.·Jun 7, 2024SaveLearn
Towards understanding of the inclusive vs exclusive puzzle in the |Vcb| determinationsLattice calculation may play an important role to understand the cause of the long-standing puzzle among the determination of |Vcb|. The key element is the computation of the inclusive decay…Shoji Hashimoto·Jun 7, 2024SaveLearn