Results 61 to 70 of about 3,844 (223)

Perspectives and Challenges for QCD Phenomenology [PDF]

open access: yes, 2001
Invited talk presented at the APS / DPF / DPB Summer Study On The Future Of Particle Physics (Snowmass 2001), 30 Jun - 21 Jul 2001, Snowmass, Colorado, and the 6th LNF Spring School 'Bruno Touschek' In Nuclear, Subnuclear And Astroparticle Physics, 28 May - 2 Jun 2001, Frascati ...
openaire   +3 more sources

Complementary Probes of the Dimension‐6 Operator via Gravitational Waves and Multi‐Higgs Production

open access: yesAdvances in High Energy Physics, Volume 2026, Issue 1, 2026.
We investigate the phenomenological consequences of a dimension‐6 operator H†H3/Λ2, Λ is the effective scale at which new physics takes over, which modifies the scalar potential of the standard model and can induce a strong first‐order electroweak phase transition (SFOEWPT). We estimate the lower limit on the effective scale Λ to be 515 GeV from the di‐
Dilruba Gazi   +4 more
wiley   +1 more source

Infrared behaviour and renormalization scheme invariance of QCD observables [PDF]

open access: yes, 2006
In this thesis we study the infrared (IR) behaviour of QCD observables, and solutions to the problem of renormalization scheme dependence. We investigate the IR behaviour of all-orders leading-b renormalon resummations for certain Euclidean observables ...
Brooks, Paul M, Brooks, Paul M.
core  

Power corrections for N-jettiness subtractions at O α s $$ \mathcal{O}\left({\alpha}_s\right) $$

open access: yesJournal of High Energy Physics, 2018
We continue the study of power corrections for N -jettiness subtractions by analytically computing the complete next-to-leading power corrections at O α s $$ \mathcal{O}\left({\alpha}_s\right) $$ for colorsinglet production.
Markus A. Ebert   +5 more
doaj   +1 more source

Fiducial cross sections for the lepton-pair-plus-photon decay mode in Higgs production up to NNLO QCD

open access: yesJournal of High Energy Physics, 2022
The rare three-body decay of a Higgs boson to a lepton-antilepton pair and a photon is starting to become experimentally accessible at the LHC. We investigate how higher-order QCD corrections to the dominant gluon-fusion production process impact on the ...
X. Chen   +3 more
doaj   +1 more source

Two Micron‐Size Dark Dimensions

open access: yesFortschritte der Physik, Volume 73, Issue 8, August 2025.
Abstract Two extra dimensions of micron scale might simultaneously address the gauge and cosmological hierarchy problems. In this paper various observational bounds in scenarios with one and two large extra dimensions are examined, to see if they are compatible with the micron scale.
Luis A. Anchordoqui   +2 more
wiley   +1 more source

J/ψ polarization in the CGC+NRQCD approach

open access: yesJournal of High Energy Physics, 2018
We compute the J/ψ polarization observables λ θ , λ ϕ , λ θϕ in a Color Glass Condensate (CGC) + nonrelativistic QCQ (NRQCD) formalism that includes contributions from both color singlet and color octet intermediate states.
Yan-Qing Ma   +2 more
doaj   +1 more source

Extraction of the strong coupling α s(mZ) from a combined NNLO analysis of inclusive electroweak boson cross sections at hadron colliders

open access: yesJournal of High Energy Physics, 2020
The inclusive cross sections of W+, W − , and Z boson production from 34 different measurements performed in proton-(anti)proton collisions at center-of-mass energies s $$ \sqrt{s} $$ = 1.8–13 TeV, are compared to perturbative QCD calculations at next-to-
David d’Enterria, Andres Poldaru
doaj   +1 more source

Maximum Mass Limit of Generalized MIT Compact Star: A Theoretical Study of Thin Shell Dynamics and Gravitational Lensing

open access: yesFortschritte der Physik, Volume 73, Issue 8, August 2025.
Abstract In this study, the properties, equilibrium, and stability of compact objects within the framework of teleparallel gravity with the generalized MIT bag model are investigated. By incorporating the modified field equations, the influence of the generalized bag constant on the structure and physical characteristics of quark stars and neutron ...
Sayantan Ghosh   +2 more
wiley   +1 more source

Recent progress in QCD at the LHC [PDF]

open access: yes, 2014
Perturbative Quantum Chromodynamics has experienced an impressive progress in the last few years, boosted by the requirements of the LHC experimental program.
Rojo, Juan, Rojo, J.
core   +1 more source

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