Hadronic susceptibilities for b to c transitions from two point correlation functionsWe present a lattice determination of the hadronic susceptibilities that, thanks to unitarity and analyticity, constrain the form factors entering the semileptonic b→ c transitions. We…Aurora Melis, Francesco Sanfilippo, Silvano Simula·Jan 8, 2024SaveLearn
Split of the pseudo-critical temperatures of chiral and confine/deconfine transitions by temperature gradientSearching of the critical endpoint of the phase transition of Quantum Chromodynamics~(QCD) matter in experiments is of great interest. The temperature in the fireball of a collider is location…Ji-Chong Yang, Wen-Wen Li, Chong-Xing Yue·Jan 8, 2024SaveLearn
A New Way to Compute the Pseudoscalar Screening Mass at Finite Chemical PotentialWe present a method to calculate the pion screening mass in 2+1-flavor lattice QCD to O(μ2), where μ is the isoscalar chemical potential. Our approach is based on the…Prasad Hegde, Rishabh Thakkar·Jan 7, 2024SaveLearn
Thermal QCD phase transition with dynamical chiral fermionsWe discuss properties of Quantum Chromodynamics at finite temperature obtained by means of lattice simulations with overlap fermions. This fermion discretization preserves chiral symmetry even at…Z. Fodor, A. Yu. Kotov, K. Szabo·Jan 5, 2024SaveLearn
Electroweak Transitions Involving ResonancesThe increasing importance of hadronic resonances in our understanding of the Standard Model is underscored by recent advancements in lattice Quantum Chromodynamics (QCD) calculations. We review…Luka Leskovec·Jan 4, 2024SaveLearn
Towards the determination of the 3-dimensional structure of the proton using lattice QCD simulationsState-of-the-art lattice QCD simulations enable the evaluation of nucleon form factors and Mellin moments with controlled systematics, yielding results with unprecedented accuracy. At the same time,…Constantia Alexandrou, Simone Bacchio·Jan 4, 2024SaveLearn
Scaling dimension of 4π-flux monopole operator in four-flavor three-dimensional QED using lattice simulationWe numerically address the issue of which monopole operators are relevant under renormalization group flow in three-dimensional parity-invariant noncompact QED with 4 flavors of massless…Nikhil Karthik, Rajamani Narayanan·Jan 3, 2024SaveLearn
Progress report on testing robustness of the Newton method in data analysis on 2-point correlation function using a MILC HISQ ensembleWe report recent progress in data analysis on the two point correlation functions which will be prerequisite to obtain semileptonic form factors for the B(s) D(s) decays. We use a…Tanmoy Bhattacharya, Benjamin J. Choi, Rajan Gupta et al.·Jan 3, 2024SaveLearn
Bs K form factors from lattice QCD with domain-wall heavy quarksWe report on our on-going study of the Bs K decay in Nf=2+1 lattice QCD. We employ fully relativistic setup in which the M\"obius domain-wall action is used for all quark flavors.…Protick Mohanta, Takashi Kaneko, Shoji Hashimoto·Jan 3, 2024SaveLearn
Current progress on the semileptonic form factors for B D decay using the Oktay-Kronfeld actionWe present recent progress in calculating the semileptonic form factors hA1(w) for the B D decays. We use the Oktay-Kronfeld (OK) action for the charm and…Tanmoy Bhattacharya, Benjamin J. Choi, Rajan Gupta et al.·Jan 3, 2024SaveLearn
Lattice realization of the axial U(1) noninvertible symmetryIn U(1) lattice gauge theory with compact U(1) variables, we construct the symmetry operator, i.e.\ the topological defect, for the axial U(1) noninvertible symmetry. This requires a lattice…Yamato Honda, Okuto Morikawa, Soma Onoda et al.·Jan 2, 2024SaveLearn
Flow-based sampling for lattice field theoriesCritical slowing down and topological freezing severely hinder Monte Carlo sampling of lattice field theories as the continuum limit is approached. Recently, significant progress has been made in…Gurtej Kanwar·Jan 2, 2024SaveLearn
Microscopic Encoding of Macroscopic Universality in QCD Chiral Phase TransitionWe reveal that the universal scaling properties of the chiral phase transition in quantum chromodynamics (QCD) at the macroscale are, in fact, encoded within the microscopic energy levels of its…Heng-Tong Ding, Wei-Ping Huang, Swagato Mukherjee et al.·Jan 2, 2024SaveLearn
Density of observables from local derivativesWe derive a formula to calculate the local change to the log of any density of states for smooth real observables. Using this in Monte-Carlo simulations, we are able to calculate the expectation…Rasmus Normann Larsen·Jan 2, 2024SaveLearn
Charm Fluctuations and DeconfinementWe establish that the charmed hadrons start dissociating at the chiral crossover temperature, Tpc, leading to the appearance of charm degrees freedom carrying fractional baryon number. Our…Sipaz Sharma·Jan 2, 2024SaveLearn
Renormalization of asymmetric staple-shaped Wilson-line operators in lattice and continuum perturbation theoryIn this work, we study the renormalization of nonlocal quark bilinear operators containing an asymmetric staple-shaped Wilson line at the one-loop level in both lattice and continuum perturbation…Gregoris Spanoudes, Martha Constantinou, Haralambos Panagopoulos·Jan 2, 2024SaveLearn
Finite volume effects near the chiral crossoverThe effect of a finite volume presents itself both in heavy ion experiments as well as in recent model calculations. The magnitude is sensitive to the proximity of a nearby critical point. We…Szabolcs Borsányi, Zoltán Fodor, Jana N. Guenther et al.·Jan 2, 2024SaveLearn
Update on flavor diagonal nucleon charges from clover fermionsWe present a summary of the full calculation of the axial, scalar and tensor flavor diagonal charges of the nucleon carried out using Wilson-clover fermions on eight ensembles generated using…Sungwoo Park, Tanmoy Bhattacharya, Rajan Gupta et al.·Jan 1, 2024SaveLearn
2-flavour SU(2) gauge theory with exponential clover Wilson fermionsComposite Higgs models are a class of models proposed to address the hierarchy and naturalness problems associated with the Standard Model fundamental scalar Higgs. SU(2) with two fundamental…Laurence Sebastian Bowes, Vincent Drach, Patrick Fritzsch et al.·Dec 31, 2023SaveLearn
Bayesian Inference for Contemporary Lattice Quantum Field TheoryBayesian inference provides a rigorous framework to encapsulate our knowledge and uncertainty regarding various physical quantities in a well-defined and self-contained manner. Utilising modern…Julien Frison·Dec 31, 2023SaveLearn
The mixing of two-pion and vector-meson states using staggered fermionsIn this study we employ staggered fermions to calculate the two-pion taste singlet states at rest. Leveraging the Clebsch-Gordan coefficients of the symmetry group associated with staggered fermions,…Fabian J. Frech, Finn M. Stokes, Kalman K. Szabo et al.·Dec 31, 2023SaveLearn
Lattice construction of mixed 't Hooft anomaly with higher-form symmetryIn this talk, we give the lattice regularized formulation of the mixed 't Hooft anomaly between the ZN 1-form symmetry and the θ periodicity for 4d pure Yang-Mills theory,…Motokazu Abe, Okuto Morikawa, Soma Onoda et al.·Dec 31, 2023SaveLearn
Critical point in heavy-quark region of QCD on fine latticesWe perform a finite-size scaling analysis of the critical point in the heavy-quark region of QCD at nonzero temperature. Our previous analysis on the Binder cumulant at Nt=4 is extended to finer…Masakiyo Kitazawa, Ryo Ashikawa, Shinji Ejiri et al.·Dec 31, 2023SaveLearn
Hidden Conformal Symmetry from Eight FlavorsThis proceedings paper extends the scope of our conference talk, where we presented a comprehensive analysis of newly expanded and refined lattice data concerning the SU(3) gauge theory with Nf = 8…James Ingoldby·Dec 30, 2023SaveLearn
Heavy Wilson Quarks and O(a) Improvement: Nonperturbative Results for b gWith Wilson quarks, on-shell O(a) improvement of the lattice QCD action is achieved by including the Sheikholeslami-Wohlert term and two further operators of mass dimension 5, which amount to a…Mattia Dalla Brida, Roman Höllwieser, Francesco Knechtli et al.·Dec 30, 2023SaveLearn