Results 21 to 30 of about 914,946 (318)

Higher-order Sudakov resummation in coupled gauge theories

open access: yesJournal of High Energy Physics, 2020
We consider the higher-order resummation of Sudakov double logarithms in the presence of multiple coupled gauge in. The associated evolution equations depend on the coupled β functions of two (or more) coupling constants α a and α b , as well as ...
Georgios Billis   +2 more
doaj   +1 more source

Geometric Group Theory

open access: yesNotices of the American Mathematical Society, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Bootstrapping line defects with O(2) global symmetry

open access: yesJournal of High Energy Physics, 2022
We use the numerical bootstrap to study conformal line defects with O(2) global symmetry. Our results are very general and capture in particular conformal line defects originating from bulk CFTs with a continuous global symmetry, which can either be ...
Aleix Gimenez-Grau   +3 more
doaj   +1 more source

The strangest proton?

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
We present an improved determination of the strange quark and antiquark parton distribution functions of the proton by means of a global QCD analysis that takes into account a comprehensive set of strangeness-sensitive measurements: charm-tagged cross ...
Ferran Faura   +4 more
doaj   +1 more source

Five-loop renormalisation of QCD in covariant gauges

open access: yesJournal of High Energy Physics, 2017
We present the complete set of vertex, wave function and charge renormalisation constants in QCD in a general simple gauge group and with the complete dependence on the covariant gauge parameter ξ in the minimal subtraction scheme of conventional ...
K. G. Chetyrkin   +3 more
doaj   +1 more source

Seeking SUSY fixed points in the 4 − ϵ expansion

open access: yesJournal of High Energy Physics, 2021
We use the 4 − ϵ expansion to search for fixed points corresponding to 2 + 1 dimensional N $$ \mathcal{N} $$ =1 Wess-Zumino models of N Φ scalar superfields interacting through a cubic superpotential. In the N Φ = 3 case we classify all SUSY fixed points
Pedro Liendo, Junchen Rong
doaj   +1 more source

Four-loop QCD propagators and vertices with one vanishing external momentum

open access: yesJournal of High Energy Physics, 2017
We have computed the self-energies and a set of three-particle vertex functions for massless QCD at the four-loop level in the M S ¯ $$ \overline{\mathrm{MS}} $$ renormalization scheme.
B. Ruijl   +3 more
doaj   +1 more source

Bootstrapping Coulomb and Higgs branch operators

open access: yesJournal of High Energy Physics, 2021
We apply the numerical conformal bootstrap to correlators of Coulomb and Higgs branch operators in 4d N $$ \mathcal{N} $$ = 2 superconformal theories. We start by revisiting previous results on single correlators of Coulomb branch operators.
Aleix Gimenez-Grau, Pedro Liendo
doaj   +1 more source

Evaluating the Genetic Overlap Between Congenital Heart Disease and Neuroblastoma Risk

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Children with congenital heart disease (CHD) have elevated neuroblastoma (NB) risk, potentially due to shared neural crest origins. We analyzed rare exonic de novo single‐nucleotide variants in 702 CHD and 454 NB trios from the Neuroblastoma Epidemiology in North America Study, Gabriella Miller Kids First Program, and a published cohort. Seven
Ji Yun Tark   +7 more
wiley   +1 more source

A phenomenological analysis of LHC neutrino scattering at NLO accuracy matched to parton showers

open access: yesEuropean Physical Journal C: Particles and Fields
We perform a detailed phenomenological study of high-energy neutrino deep inelastic scattering (DIS) focused on LHC far-forward experiments such as FASER $$\nu $$ ν and SND@LHC.
Melissa van Beekveld   +5 more
doaj   +1 more source

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