Results 91 to 100 of about 45,250 (232)

Searches for lepton flavour and lepton number violation in K$^+$ decays [PDF]

open access: yes, 2020
The NA62 experiment at the CERN SPS is designed to conduct precision tests of the Standard Model by studying rare decays of charged kaons. NA62 took data in 2016-2018 and collected a large sample of charged kaon decays into final states with multiple ...
Martellotti, S.   +603 more
core   +1 more source

Rapid and Nondestructive Analysis of Acetaminophen, Caffeine, and Chlorpheniramine Maleate in Ganmaoling Granules by NIR Spectroscopy Technology

open access: yesJournal of Spectroscopy, Volume 2026, Issue 1, 2026.
The accurate quantification of acetaminophen, caffeine, and chlorpheniramine maleate in Ganmaoling Granules is essential for evaluating therapeutic efficacy and ensuring quality control. However, current detection methods are always laborious, and regulatory standards lack harmonization.
Xuexing Zhou   +9 more
wiley   +1 more source

Lepton-Quark Fusion at Hadron Colliders, precisely [PDF]

open access: yes, 2020
When a TeV-scale leptoquark has a sizeable Yukawa coupling, its dominant production mechanism at hadron colliders is the partonic-level lepton-quark fusion.
Selimovic, Nudzeim   +3 more
core   +1 more source

Potential analysis of holographic Schwinger effect in the magnetized background

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
We study the holographic Schwinger effect with magnetic field at RHIC and LHC energies by using the AdS/CFT correspondence. We consider both weak and strong magnetic field cases with $$B\ll T^2$$ B≪T2 and $$B\gg T^2$$ B≫T2 solutions respectively. Firstly,
Zhou-Run Zhu, De-fu Hou, Xun Chen
doaj   +1 more source

Probing lepton universality with (semi)-leptonic B decays [PDF]

open access: yesSciPost Physics Proceedings, 2019
The most recent measurements of the observables R_{D^{(*)}} R D
Giovanni Banelli   +3 more
openaire   +3 more sources

A Superalgebra Within: Representations of Lightest Standard Model Particles Form a Z25$\mathbb {Z}_2^5$‐Graded Algebra

open access: yesAnnalen der Physik, Volume 537, Issue 12, December 2025.
 A set of particle representations, familiar from the Standard Model, collectively form a superalgebra. Those representations mirroring the behaviour of the Standard Model's gauge bosons, and three generations of fermions, are each included in this algebra, with exception only to those representations involving the top quark.
N. Furey
wiley   +1 more source

Drag force and heavy quark potential in a rotating background

open access: yesJournal of High Energy Physics
We explored the gravity dual of a rotating quark-gluon plasma by transforming the boundary coordinates of the large black hole limit of Schwarchild-AdS5 metric.
Jun-Xia Chen, De-Fu Hou, Hai-Cang Ren
doaj   +1 more source

Parametrized leptogenesis from linear seesaw

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
We present a purely linear seesaw mechanism in a mirror left-right symmetric framework and then realize a novel leptogenesis scenario for parametrizing the cosmic baryon asymmetry by the charged lepton masses, the light Majorana neutrino mass matrix and ...
Pei-Hong Gu
doaj   +1 more source

New physics in the angular distribution of B c − $$ {B}_c^{-} $$ → J/ψ(→ μ + μ − )τ − (→ π − ν τ ) ν ¯ τ $$ {\overline{\nu}}_{\tau } $$ decay

open access: yesJournal of High Energy Physics, 2021
In B c − $$ {B}_c^{-} $$ → J/ψ(→ μ + μ − )τ − ν ¯ τ $$ {\overline{\nu}}_{\tau } $$ decay, the three-momentum p τ − $$ {\boldsymbol{p}}_{\tau^{-}} $$ cannot be determined accurately due to the decay products of τ − inevitably include an undetected ν τ ...
Quan-Yi Hu   +4 more
doaj   +1 more source

Precise Measurements of the Leptonic Branching Ratios of the Tau Lepton [PDF]

open access: yesPhysical Review Letters, 1985
Precise measurements are reported for the leptonic branching ratios of the T lepton from the reaction e+e+ T+Tobserved with the MAC detector operating at PEP. Results from samples in which one T decays into three charged particles and the other to e or /,L are B, = 0.180 f 0.009 f 0.006 and B, = 0.183f0.009f0.005.
, Ash   +41 more
openaire   +2 more sources

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