no code implementations • 15 Jan 2021 • Bin Yan, C. -P. Yuan
We demonstrate that the $Zh$ data collected at the 13 TeV LHC can already resolve the apparent degeneracy of the anomalous $Zb\bar{b}$ couplings implied by the LEP precision electroweak measurements, with a strong dependence on the observed distribution of the $Z$ boson transverse momentum.
High Energy Physics - Phenomenology High Energy Physics - Experiment
no code implementations • 14 Jul 2010 • Hung-Liang Lai, Marco Guzzi, Joey Huston, Zhao Li, Pavel M. Nadolsky, Jon Pumplin, C. -P. Yuan
We extract new parton distribution functions (PDFs) of the proton by global analysis of hard scattering data in the general-mass framework of perturbative quantum chromodynamics.
High Energy Physics - Phenomenology