343 citations · 802 across the 23 of their papers we have counts for
24 papers · 1 filter
Towards the Application of Skewed Detailed Balance in Lattice Gauge Theories
Marina Krstic Marinkovic, Joao C. Pinto Barros
State-of-the-art algorithms in lattice gauge theory typically rely heavily on detailed balance, which is an instrumental tool to prove the correct convergence of the Markov Chain M…
Asymptotic Freedom at the Berezinskii-Kosterlitz-Thouless Transition without Fine-Tuning Using a Qubit Regularization
Sandip Maiti, Debasish Banerjee, Shailesh Chandrasekharan +1
We propose a two-dimensional hard-core loop-gas model as a way to regularize the asymptotically free massive continuum quantum field theory that emerges at the Berezinskii-Kosterli…
Generative models for scalar field theories: how to deal with poor scaling?
Javad Komijani, Marina K. Marinkovic
Generative models, such as the method of normalizing flows, have been suggested as alternatives to the standard algorithms for generating lattice gauge field configurations. Studie…
Tuning of QCD+QED simulations with C boundary conditions
Anian Altherr, Lucius Bushnaq, Isabel Campos +10
We give an update on the ongoing effort of the RC collaboration to generate fully dynamical QCD+QED ensembles with C boundary conditions using the openQD co…
Three-dimensional Gross-Neveu model with two flavors of staggered fermions
Sandip Maiti, Debasish Banerjee, Shailesh Chandrasekharan +1
We introduce a strongly interacting lattice field theory model containing two flavors of massless staggered fermions with two kinds of interactions: (1) a lattice current-current i…
Exploring the tension between nature and the Standard Model: the muon g-2
Marina Krstic Marinkovic, Nuno Cardoso
Anomalous magnetic moment of the muon (muon g-2) is one of the most precisely measured quantities in particle physics. At the same time, it can be evaluated in the Standard Model w…
openQ*D code: a versatile tool for QCD+QED simulations
Isabel Campos, Patrick Fritzsch, Martin Hansen +4
We present the open-source package openQ*D-1.0, which has been primarily, but not uniquely, designed to perform lattice simulations of QCD+QED and QCD, with and without C* boundary…
Lattice calculations and the muon anomalous magnetic moment
Marina Krstic Marinkovic
Anomalous magnetic moment of the muon, , is one of the most precisely measured quantities in particle physics and it provides a stringent test of the Standard Model.…
An exploratory study of heavy domain wall fermions on the lattice
Peter Boyle, Andreas Juttner, Marina Krstic Marinkovic +3
We report on an exploratory study of domain wall fermions (DWF) as a lattice regularisation for heavy quarks. Within the framework of quenched QCD with the tree-level improved Syma…
Lattice calculation of the leading strange quark-connected contribution to the muon
T. Blum, P. A. Boyle, L. Del Debbio +9
We present results for the leading hadronic contribution to the muon anomalous magnetic moment due to strange quark-connected vacuum polarisation effects. Simulations were performe…
The strange contribution to with physical quark masses using Möbius domain wall fermions
Matt Spraggs, Peter Boyle, Luigi Del Debbio +5
We present preliminary results for the strange leading-order hadronic contribution to the anomalous magnetic moment of the muon using RBC/UKQCD physical point domain wall fermions…
Calculation of the hadronic vacuum polarization disconnected contribution to the muon anomalous magnetic moment
T. Blum, P. A. Boyle, T. Izubuchi +7
We report the first lattice QCD calculation of the hadronic vacuum polarization disconnected contribution to the muon anomalous magnetic moment at physical pion mass. The calculati…
Improved lattice fermion action for heavy quarks
Yong-Gwi Cho, Shoji Hashimoto, Andreas Jüttner +4
We develop an improved lattice action for heavy quarks based on Brillouin-type fermions, that have excellent energy-momentum dispersion relation. The leading discretization errors…
Towards the physical point hadronic vacuum polarisation from Moebius DWF
Marina Marinkovic, Peter Boyle, Luigi Del Debbio +3
We present steps towards the computation of the leading-order hadronic contribution to the muon anomalous magnetic moment on RBC/UKQCD physical point DWF ensembles. We discuss seve…
Charm physics with physical light and strange quarks using domain wall fermions
Peter A. Boyle, Luigi Del Debbio, Nicolas Garron +5
We present a study of charm physics using RBC/UKQCD 2+1 flavour physical point domain wall fermion ensembles for the light quarks as well as for the valence charm quark. After a br…
Charm physics with Moebius Domain Wall Fermions
Andreas Jüttner, Francesco Sanfilippo, Justus Tobias Tsang +5
We present results showing that Domain Wall fermions are a suitable discretisation for the simulation of heavy quarks. This is done by a continuum scaling study of charm quarks in…
Scaling study of an improved fermion action on quenched lattices
Yong-Gwi Cho, Shoji Hashimoto, Jun-Ichi Noaki +4
We present scaling studies for heavy-quark observables calculated with an -improved fermion action on tree-level Symanzik improved gauge configurations. Lattices of $1/a =…
Physical and cut-off effects of heavy sea quarks
Francesco Knechtli, Andreas Athenodorou, Mattia Bruno +4
We simulate a theory with two dynamical O() improved Wilson quarks whose mass ranges from a factor eight up to a factor two below the charm quark mass and at three values of…
Domain wall QCD with physical quark masses
RBC, UKQCD collaborations, : +21
We present results for several light hadronic quantities (, , , , , , ) obtained from simulations of 2+1 flavor domain wall lattice QCD…
-improved actions for heavy quarks and scaling studies on quenched lattices
Yong-Gwi Cho, Shoji Hashimoto, Jun-Ichi Noaki +2
We investigate a new class of improved relativistic fermion action on the lattice with a criterion to give excellent energy-momentum dispersion relation as well as to be consistent…
The strange quark mass and Lambda parameter of two flavor QCD
Patrick Fritzsch, Francesco Knechtli, Björn Leder +4
We complete the non-perturbative calculations of the strange quark mass and the Lambda parameter in two flavor QCD by the ALPHA collaboration. The missing lattice scale is determin…
Strange quark mass and Lambda parameter by the ALPHA collaboration
Marina Marinkovic, Stefan Schaefer, Rainer Sommer +1
We determine f_K for lattice QCD in the two flavor approximation with non-perturbatively improved Wilson fermions. The result is used to set the scale for dimensionful quantities i…
Comparison of the mass preconditioned HMC and the DD-HMC algorithm for two-flavour QCD
Marina Marinkovic, Stefan Schaefer
Mass preconditioned HMC and DD-HMC are among the most popular algorithms to simulate Wilson fermions. We present a comparison of the performance of the two algorithms for realistic…
A study of the sign problem for lattice QCD with chemical potential
Julia Danzer, Christof Gattringer, Ludovit Liptak +1
We study the expectation value of the phase of the fermion determinant for Wilson lattice fermions with chemical potential. We use quenched SU(3) ensembles and implement a recently…