255 citations · 1.2k across the 20 of their papers we have counts for
21 papers
Updated determination of light-cone distribution amplitudes of octet baryons in lattice QCD
G. S. Bali, V. M. Braun, S. Bürger +6
We present updated results on the wave function normalization constants and the first moments of the light cone distribution amplitudes for the lowest-lying baryon octet. The analy…
Mellin moments of spin dependent and independent PDFs of the pion and rho meson
Marius Löffler, Philipp Wein, Thomas Wurm +5
We compute the second moments of pion and rho parton distribution functions (PDFs) in lattice QCD with flavors of improved Wilson fermions. We determine both singlet an…
Nonperturbative Renormalization in Lattice QCD with three Flavors of Clover Fermions: Using Periodic and Open Boundary Conditions
G. S. Bali, S. Bürger, S. Collins +6
We present the nonperturbative computation of renormalization factors in the RI'-(S)MOM schemes for the QCD gauge field ensembles generated by the CLS (coordinated lattice simulati…
Diquark Correlations in Hadron Physics: Origin, Impact and Evidence
M. Yu. Barabanov, M. A. Bedolla, W. K. Brooks +24
The last decade has seen a marked shift in how the internal structure of hadrons is understood. Modern experimental facilities, new theoretical techniques for the continuum bound-s…
Nucleon axial structure from lattice QCD
Gunnar S. Bali, Lorenzo Barca, Sara Collins +7
We present a new analysis method that allows one to understand and model excited state contributions in observables that are dominated by a pion pole. We apply this method to extra…
Light-cone distribution amplitudes of octet baryons from lattice QCD
Gunnar S. Bali, Vladimir M. Braun, Simon Bürger +9
We present lattice QCD results for the wave function normalization constants and the first moments of the distribution amplitudes for the lowest-lying baryon octet. The analysis is…
Light-cone distribution amplitudes of pseudoscalar mesons from lattice QCD
Gunnar S. Bali, Vladimir M. Braun, Simon Bürger +7
We present the first lattice determination of the two lowest Gegenbauer moments of the leading-twist pion and kaon light-cone distribution amplitudes with full control of all error…
Pion and Kaon Distribution Amplitudes from lattice QCD: towards the continuum limit
Gunnar S. Bali, Vladimir M. Braun, Meinulf Göckeler +5
We present the current status of a non-perturbative lattice calculation of the moments of the pion and kaon distribution amplitudes by the RQCD collaboration. Our investigation is…
Solving the PCAC puzzle for nucleon axial and pseudoscalar form factors
G. S. Bali, S. Collins, M. Gruber +3
It has been observed in multiple lattice determinations of isovector axial and pseudoscalar nucleon form factors, that, despite the fact that the partial conservation of the axialv…
Pion distribution amplitude from Euclidean correlation functions: Exploring universality and higher-twist effects
Gunnar S. Bali, Vladimir M. Braun, Benjamin Gläßle +7
Building upon our recent study arXiv:1709.04325, we investigate the feasibility of calculating the pion distribution amplitude from suitably chosen Euclidean correlation functions…
Pion distribution amplitude from Euclidean correlation functions
Gunnar S. Bali, Vladimir M. Braun, Benjamin Gläßle +8
Following the proposal in [1], we study the feasibility to calculate the pion distribution amplitude (DA) from suitably chosen Euclidean correlation functions at large momentum. In…
The -meson light-cone distribution amplitudes from lattice QCD
Vladimir M. Braun, Peter C. Bruns, Sara Collins +9
We present the results of a lattice study of the normalization constants and second moments of the light-cone distribution amplitudes of longitudinally and transversely polarized $…
Light-cone distribution amplitudes of the baryon octet
Gunnar S. Bali, Vladimir M. Braun, Meinulf Göckeler +8
We present results of the first ab initio lattice QCD calculation of the normalization constants and first moments of the leading twist distribution amplitudes of the full baryon o…
Model-independent calculation of violation in baryon octet light-cone distribution amplitudes
Philipp Wein, Andreas Schäfer
In this work we present a minimal parametrization of the light-cone distribution amplitudes of the baryon octet including higher twist contributions. Simultaneously we obtain the q…
Finite Volume corrections to
Ludwig Greil, Philipp Wein, Peter C. Bruns +1
In this paper we calculate the full one-loop finite volume corrections to the quantities within the framework of two-flavor baryon chiral perturbation theory and s…
Light-cone Distribution Amplitudes of the Nucleon and Negative Parity Nucleon Resonances from Lattice QCD
V. M. Braun, S. Collins, B. Gläßle +6
We present the results of a lattice study of light-cone distribution amplitudes (DAs) of the nucleon and negative parity nucleon resonances using two flavors of dynamical (clover)…
First moments of nucleon generalized parton distributions in chiral perturbation theory at full one-loop order
Philipp Wein, Peter C. Bruns, Andreas Schäfer
In this paper we present chiral extrapolation formulas for the generalized form factors connected to the first moments of chiral-even generalized parton distributions. For the desc…
Nucleon generalized form factors and sigma term from lattice QCD near the physical quark mass
G. S. Bali, S. Collins, B. Gläßle +8
We present new N_f=2 data for the nucleon generalized form factors, varying volume, lattice spacing and pion mass, down to 150 MeV. We also give an update of our direct calculation…
An Update on Distribution Amplitudes of the Nucleon and its Parity Partner
R. W. Schiel, G. S. Bali, V. M. Braun +12
The calculation of baryon wave functions at small inter-quark separations is an ongoing effort within the QCDSF collaboration. In this update on normalization constants and distrib…
Chiral extrapolation of nucleon wave function normalization constants
Philipp Wein, Peter C. Bruns, Thomas R. Hemmert +1
Within the framework of two-flavor covariant baryon chiral perturbation theory we have expressed the Chernyak-Zhitnitsky, Ioffe and Dosch currents in terms of chiral fields to prov…
Baryon Distribution Amplitudes in QCD
V. M. Braun, S. E. Derkachov, G. P. Korchemsky +1
We develop a new theoretical framework for the description of leading twist light-cone baryon distribution amplitudes which is based on integrability of the helicity evolut…