Results 11 to 20 of about 324,883 (267)

Next-to-leading power resummed rapidity distributions near threshold for Drell-Yan and diphoton production

open access: yesJournal of High Energy Physics, 2023
We consider Drell-Yan production and QCD-induced diphoton production and compute their rapidity distributions up to next-to-leading power (NLP) in the threshold variable.
Robin van Bijleveld   +3 more
doaj   +1 more source

Gaudin models and multipoint conformal blocks. Part II. Comb channel vertices in 3D and 4D

open access: yesJournal of High Energy Physics, 2021
It was recently shown that multi-point conformal blocks in higher dimensional conformal field theory can be considered as joint eigenfunctions for a system of commuting differential operators.
Ilija Burić   +4 more
doaj   +1 more source

A Lorentzian inversion formula for defect CFT

open access: yesJournal of High Energy Physics, 2020
We present a Lorentzian inversion formula valid for any defect CFT that extracts the bulk channel CFT data as an analytic function of the spin variable.
Pedro Liendo   +2 more
doaj   +1 more source

Gaudin models and multipoint cnformal blocks: general theory

open access: yesJournal of High Energy Physics, 2021
The construction of conformal blocks for the analysis of multipoint correlation functions with N > 4 local field insertions is an important open problem in higher dimensional conformal field theory.
Ilija Burić   +4 more
doaj   +1 more source

Group ramsey theory

open access: yesJournal of Combinatorial Theory, Series A, 1974
AbstractA subset S of a group G is said to be a sum-free set if S ∩ (S + S) = ⊘. Such a set is maximal if for every sum-free set T ⊆ G, we have |T| ⩽ |S|. Here, we generalize this concept, defining a sum-free set S to be locally maximal if for every sum free set T such that S ⊆ T ⊆ G, we have S = T.
Street, Anne Penfold   +1 more
openaire   +3 more sources

Geometric Group Theory

open access: yesNotices of the American Mathematical Society, 2022
This article is intended to give an idea about how the topology and geometry of a space influences the algebraic structure of groups that act on it and how this can be used to investigate groups.
openaire   +2 more sources

4d N = 3 $$ \mathcal{N}=3 $$ indices via discrete gauging

open access: yesJournal of High Energy Physics, 2018
A class of 4d N = 3 $$ \mathcal{N}=3 $$ SCFTs can be obtained from gauging a discrete subgroup of the global symmetry group of N = 4 $$ \mathcal{N}=4 $$ Super Yang-Mills theory.
Thomas Bourton   +2 more
doaj   +1 more source

On Higgs decays to hadrons and the R-ratio at N4LO

open access: yesJournal of High Energy Physics, 2017
We present the first determination of Higgs-boson decay to hadrons at the next-to-next-to-next-to-next-to-leading order of perturbative QCD in the limit of a heavy top quark and massless light flavours.
F. Herzog   +4 more
doaj   +1 more source

Harmonic hybrid inflation

open access: yesJournal of High Energy Physics, 2020
We present a mechanism for realizing hybrid inflation using two axion fields with a purely non-perturbatively generated scalar potential. The structure of the scalar potential is highly constrained by the discrete shift symmetries of the axions.
Federico Carta   +3 more
doaj   +1 more source

Superconformal boundaries in 4 − ϵ dimensions

open access: yesJournal of High Energy Physics, 2021
Boundaries in three-dimensional N $$ \mathcal{N} $$ = 2 superconformal theories may preserve one half of the original bulk supersymmetry. There are two possibilities which are characterized by the chirality of the leftover supercharges.
Aleix Gimenez-Grau   +2 more
doaj   +1 more source

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