Results 51 to 60 of about 522 (138)

Drell-Yan bounds on gapped continuum spectra

open access: yesJournal of High Energy Physics
Theories with gapped continuum spectra have gotten some attention, either as pure 4D models like unparticles, or in 5D realizations as certain soft walls constructions. In this paper, we derive experimental bounds from Drell-Yan processes (pp → ℓ + ℓ − ,
E. Arganda   +6 more
doaj   +1 more source

The SM expected branching ratio for h → γγ and an excess for h → Zγ

open access: yesJournal of High Energy Physics
The recent measurements of h → Zγ from ATLAS and CMS show an excess of the signal strength μ Z = σ · B obs / σ · B SM $$ {\left(\sigma \cdotp \mathcal{B}\right)}_{\textrm{obs}}/{\left(\sigma \cdotp \mathcal{B}\right)}_{\textrm{SM}} $$ = 2.2 ± 0.7 ...
Xiao-Gang He   +3 more
doaj   +1 more source

Textures of neutrino mass matrix from S 4-flavor symmetry

open access: yesJournal of High Energy Physics
We study a texture of neutrino mass matrix characterized by two constraints consisting of one equality and another antiequality between two elements corresponding to two pairs of the matrix entries.
N. Chamoun, E. I. Lashin
doaj   +1 more source

Revisiting universal extra-dimension model with gravity mediated decays

open access: yesJournal of High Energy Physics
We explore the collider phenomenology of the fat-brane realization of the Minimal Universal Extra Dimension (mUED) model, where Standard Model (SM) fields propagate in a small extra dimension while gravity accesses additional large extra dimensions. This
Kirtiman Ghosh   +2 more
doaj   +1 more source

Radiative corrections relating leptoquark-fermion couplings probed at low and high energy

open access: yesJournal of High Energy Physics
Scalar leptoquarks (LQ) with masses between 2 TeV and 50 TeV are prime candidates to explain deviations between measurements and Standard-Model predictions in decay observables of b-flavored hadrons (“flavor anomalies”).
Innes Bigaran   +2 more
doaj   +1 more source

Neutrino dipole portal at a high energy μ−collider

open access: yesJournal of High Energy Physics
We study the phenomenology of d = 6 dipole portal operators connecting active and sterile neutrinos at a futuristic muon collider. These operators can be the dominant portal between the Standard Model and the New Physics sector in scenarios in which the ...
Daniele Barducci, Alessandro Dondarini
doaj   +1 more source

A proof of concept for matchete: an automated tool for matching effective theories. [PDF]

open access: yesEur Phys J C Part Fields, 2023
Fuentes-Martín J   +4 more
europepmc   +1 more source

Experimental signatures of Kalb-Ramond-like particles

open access: yesJournal of High Energy Physics
We analyse phenomenological signatures of Kalb-Ramond-like particles, described by an antisymmetric rank-2 tensor, when coupled to fermionic matter. The latter is modelled by a tensor current coupled directly to the Kalb-Ramond field or by a pseudovector
P. C. Malta   +2 more
doaj   +1 more source

Deletion of Mechanosensory β1-integrin From Bladder Smooth Muscle Results in Voiding Dysfunction and Tissue Remodeling. [PDF]

open access: yesFunction (Oxf), 2022
Yu W   +9 more
europepmc   +1 more source

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