Heavy quarkonium: progress, puzzles, and opportunities
A golden age for heavy-quarkonium physics dawned a decade ago, initiated by the
confluence of exciting advances in quantum chromodynamics (QCD) and an explosion of …
confluence of exciting advances in quantum chromodynamics (QCD) and an explosion of …
Probing novel scalar and tensor interactions from (ultra) cold neutrons to the LHC
Scalar and tensor interactions were once competitors to the now well-established VA
structure of the standard model weak interactions. We revisit these interactions and survey …
structure of the standard model weak interactions. We revisit these interactions and survey …
Perturbative renormalization of quasi-parton distribution functions
M Constantinou, H Panagopoulos - Physical Review D, 2017 - APS
In this paper we present results for the renormalization of gauge invariant nonlocal fermion
operators which contain a Wilson line, to one-loop level in lattice perturbation theory. Our …
operators which contain a Wilson line, to one-loop level in lattice perturbation theory. Our …
Gluon gravitational form factors of the nucleon and the pion from lattice QCD
PE Shanahan, W Detmold - Physical Review D, 2019 - APS
A future electron-ion collider will enable the gluon contributions to the gravitational form
factors of the proton to be constrained experimentally for the first time. Here, the first …
factors of the proton to be constrained experimentally for the first time. Here, the first …
Charmonium properties in hot quenched lattice QCD
We study the properties of charmonium states at finite temperature in quenched QCD on
large and<? format?> fine isotropic lattices. We perform a detailed analysis of charmonium …
large and<? format?> fine isotropic lattices. We perform a detailed analysis of charmonium …
Pion distribution amplitude from Euclidean correlation functions: Exploring universality and higher-twist effects
GS Bali, VM Braun, B Gläßle, M Göckeler, M Gruber… - Physical Review D, 2018 - APS
Building upon our recent study [GS Bali et al., Eur. Phys. J. C 78, 217 (2018)], we investigate
the feasibility of calculating the pion distribution amplitude from suitably chosen Euclidean …
the feasibility of calculating the pion distribution amplitude from suitably chosen Euclidean …
Moments of Ioffe time parton distribution functions from non-local matrix elements
A bstract We examine the relation of moments of parton distribution functions to matrix
elements of non-local operators computed in lattice quantum chromodynamics. We argue …
elements of non-local operators computed in lattice quantum chromodynamics. We argue …
Nucleon isovector charges and twist-2 matrix elements with dynamical Wilson quarks
T Harris, G von Hippel, P Junnarkar, HB Meyer… - Physical Review D, 2019 - APS
We present results from a lattice QCD study of nucleon matrix elements at vanishing
momentum transfer for local and twist-2 isovector operator insertions. Computations are …
momentum transfer for local and twist-2 isovector operator insertions. Computations are …
Masses and decay constants of the and from lattice QCD close to the physical point
GS Bali, S Collins, A Cox, A Schäfer… - Physical Review D, 2017 - APS
We perform a high statistics study of the JP= 0+ and 1+ charmed-strange mesons, D s
0*(2317) and D s 1 (2460), respectively. The effects of the nearby DK and D* K thresholds …
0*(2317) and D s 1 (2460), respectively. The effects of the nearby DK and D* K thresholds …
Nonperturbative renormalization of staple-shaped Wilson line operators in lattice QCD
P Shanahan, ML Wagman, Y Zhao - Physical Review D, 2020 - APS
Quark bilinear operators with staple-shaped Wilson lines are used to study transverse-
momentum-dependent parton distribution functions (TMDPDFs) from lattice quantum …
momentum-dependent parton distribution functions (TMDPDFs) from lattice quantum …