Quantum simulation of strong charge-parity violation and Peccei-Quinn mechanismQuantum Chromodynamics (QCD) admits a topological θ term that violates charge-parity (CP) symmetry, yet experiments indicate that θ is extremely small. To investigate this…Le Bin Ho·Dec 15, 2025SaveLearn
Physicality oracle for SU(3) Loop-String-Hadron dynamics: a digital quantum circuitWithin the aim of understanding quantum chromodynamics through simulation, an increasingly studied approach is that of quantum computation and simulation. Challenges exist in encoding the minimal and…Fran Ilcic, Indrakshi Raychowdhury·Dec 15, 2025SaveLearn
Improving the electromagnetic form factor of the pion at large Q2 using the Feynman-Hellmann theoremAt large momentum transfer, it becomes increasingly difficult to access the form factor of the pion Fπ(Q2) using lattice QCD simulations. Two of the limiting factors include the increased…K. U. Can, J. A. Crawford, R. Horsley et al.·Dec 15, 2025SaveLearn
Loop-string-hadron approach to SU(3) lattice Yang-Mills theory, II: Operator representation for the trivalent vertexThis work is the second installment of a series on the loop-string-hadron (LSH) approach to SU(3) lattice Yang-Mills theory. Here, we present the infinite-dimensional matrix representation for…Saurabh V. Kadam, Aahiri Naskar, Indrakshi Raychowdhury et al.·Dec 12, 2025SaveLearn
Hybrid Charmonium at Finite TemperatureDrawing upon well established zero-temperature techniques, we present, for the first time in a lattice calculation, insight into the fate of the 1-+ exotic charmonium state at finite…Juan Andrés Urrea-Niño, Ryan Bignell, Ruaidhrí Campion et al.·Dec 12, 2025SaveLearn
The Arf-Brown-Kervaire invariant on a latticeWe propose a lattice formulation of the Arf-Brown-Kervaire (ABK) invariant which takes values in Z8. Compared to the standard Z-valued index, the ABK invariant is more involved…Sho Araki, Hidenori Fukaya, Tetsuya Onogi et al.·Dec 12, 2025SaveLearn
Computing quantum entanglement with machine learningEntanglement calculations in quantum field theories are extremely challenging and typically rely on the replica trick, where the problem is rephrased in a study of defects. We demonstrate that the…Andrea Bulgarelli, Elia Cellini, Karl Jansen et al.·Dec 12, 2025SaveLearn
Asymptotic-freedom and massive glueballs in a qubit-regularized SU(2) gauge theoryWe argue that a simple qubit-regularized SU(2) lattice gauge theory (LGT) on a plaquette chain serves as a pseudo-one-dimensional toy model for Yang-Mills (YM) theory in three spatial…Rui Xian Siew, Shailesh Chandrasekharan, Tanmoy Bhattacharya·Dec 11, 2025SaveLearn
Equation of state, QCD phase diagram: predictions from lattice QCDI review recent results on phase structure and equation of state of strong interaction matter from lattice QCD. Particular emphasis is given to the axes where direct simulations are possible and…Bastian B. Brandt·Dec 11, 2025SaveLearn
Investigating a two-level algorithm for fermionic observablesWe investigate the combination of a two-level sampling algorithm with distillation techniques to compute disconnected fermionic correlation functions. The method relies on a factorization of the…Lorenzo Barca, Jacob Finkenrath, Stefan Schaefer·Dec 11, 2025SaveLearn
QCD on the 16-cell honeycombWe formulate QCD discretized on the four dimensional 16-cell honeycomb. The advantage is a higher degree of rotational symmetry as compared to a traditional cubic lattice leading to much smaller…Sandor D. Katz, Daniel Nogradi·Dec 11, 2025SaveLearn
Comment on the claim of physical irrelevance of the topological termWe argue that the claim of the absence of charge-conjugation-parity (CP) violating effects due to a topological term in quantum chromodynamics (QCD) is based upon a misunderstanding, and the standard…Tanmoy Bhattacharya·Dec 10, 2025SaveLearn
Lattice determination of the QCD low-energy constant 7We provide a non-perturbative determination of the scheme- and scale-independent low-energy constant 7, appearing in the QCD effective chiral Lagrangian at…Claudio Bonanno, Gilberto Colangelo, Francesco D'Angelo et al.·Dec 10, 2025SaveLearn
Finite density lattice QCD without extrapolationsFinite density lattice QCD usually relies on extrapolations in baryon chemical potential (μB), be it Taylor expansion, T' expansion (Borsanyi:2021sxv) or analytical continuation. However,…Alexander Adam, Szabolcs Borsányi, Zoltán Fodor et al.·Dec 10, 2025SaveLearn
The Ginsparg-Wilson relation and overlap fermionsI review the physics of lattice fermions obeying the Ginsparg-Wilson relation. I describe their relation to domain wall fermions. I give a description of methodology for performing numerical…Thomas DeGrand·Dec 8, 2025SaveLearn
Polyakov loop model with exact static quark determinant in the 't Hooft-Veneziano limit: SU(N) caseWe construct an exact solution of the d-dimensional SU(N) Polyakov loop model with the exact static quark determinant at finite temperature and non-zero baryon chemical potential in the…Sergii Voloshyn·Dec 7, 2025SaveLearn
A Machine Learning study of the two-dimensional antiferromagnetic q-state Potts model on the square latticeThe critical phenomena of two-dimensional (2D) antiferromagnetic q-state Potts model on the square lattice with q=2,3,4,5 and 6 are investigated using the technique of supervised neural network…Shang-Wei Li, Kai-Wei Huang, Chien-Ting Chen et al.·Dec 7, 2025SaveLearn
Flux-tube structure in finite temperature QCDWe present a study of the structure of the chromoelectrical field created by a static quark-antiquark pair in lattice QCD with 2+1 flavours of dynamical quarks, where the quark masses are set to…M. Baker, P. Cea, V. Chelnokov et al.·Dec 5, 2025SaveLearn
QCD phase structure at finite isospin chemical potential and smaller-than-physical quark massIntroduction of a nonzero isospin chemical potential in QCD leads to the emergence of a pion condensed phase at sufficiently large μI, bounded by a second order transition line. At zero…Bastian B. Brandt, Volodymyr Chelnokov, Francesca Cuteri et al.·Dec 5, 2025SaveLearn
HoloNet: Toward a Unified Einstein-Maxwell-Dilaton Framework of QCDWe propose HoloNet, a neural-network framework that unifies lattice QCD(LQCD) thermodynamics and holographic Einstein-Maxwell-Dilaton (EMD) theory within a data-to-holography pipeline. Instead of…Hong-An Zeng, Lingxiao Wang, Mei Huang·Dec 5, 2025SaveLearn
On the angular momentum and free energy of rotating gluon plasmaWe study the free energy and the angular momentum of rotating hot gluon matter using first-principle numerical simulations of the SU(3) lattice Yang-Mills theory. We calculate the specific…V. Braguta, M. Chernodub, E. Eremeev et al.·Dec 3, 2025SaveLearn
Higher order net-baryon number cumulants and baryon-strangeness correlations: Comparing QCD results on thepseudo-critical line with RHIC-BES II results on the freeze-out lineWe present lattice QCD results for ratios of net-baryon number cumulants along the pseudo-critical line and compare them with STAR measurements from the RHIC BES-II program. The ratio of first and…Jishnu Goswami, Frithjof Karsch·Nov 30, 2025SaveLearn
Non-perturbative False Vacuum Decay Using Lattice Monte Carlo in Imaginary TimeWe present a new method for calculating quantum tunneling rates using lattice Monte Carlo simulations in imaginary time. This method is designed with the goal of studying false vacuum decay…Luchang Jin, Joshua Swaim·Nov 29, 2025SaveLearn
When the center matters: color screening and gluelumps in dihedral lattice gauge theoriesConfinement is one of the hallmarks of quantum chromodynamics (QCD). Yet, its first-principle characterization, even in simpler models, remains elusive. Through a combination of group-theoretical…Pavel P. Popov, Edoardo Ballini, Alberto Bottarelli et al.·Nov 28, 2025SaveLearn
Speed of sound exceeding the conformal bound in dense QCD-like theoriesWe investigated the phase structure and the equation of state (EoS) for dense two-color QCD at low temperatures using the lattice Monte Carlo simulations. A rich phase structure below the…Etsuko Itou, Kei Iida, Kotaro Murakami et al.·Nov 28, 2025SaveLearn