no code implementations • 11 Feb 2021 • Xiang Gao, Nikhil Karthik, Swagato Mukherjee, Peter Petreczky, Sergey Syritsyn, Yong Zhao
We study the form factor at the physical point with a lattice spacing $a=0. 076$ fm.
High Energy Physics - Lattice High Energy Physics - Experiment High Energy Physics - Phenomenology Nuclear Theory
no code implementations • 27 Jan 2021 • Xiang Gao, Nikhil Karthik, Swagato Mukherjee, Peter Petreczky, Sergey Syritsyn, Yong Zhao
We present an exploratory lattice QCD investigation of the differences between the valence quark structure of pion and its radial excitation $\pi(1300)$ in a fixed finite volume using the leading-twist factorization approach.
High Energy Physics - Lattice High Energy Physics - Experiment High Energy Physics - Phenomenology Nuclear Theory
no code implementations • 2 Sep 2020 • Nikhil Karthik, Rajamani Narayanan
We construct a conformal lattice theory with only gauge degrees of freedom based on the induced action in QED$_3$ coupled to large number of flavors $N$ of massless two-component Dirac fermions.
High Energy Physics - Lattice Statistical Mechanics Strongly Correlated Electrons High Energy Physics - Theory