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1421
Muonic force behind flavor anomalies
Published 2022-04-01“…The Standard Model (SM) is supplemented with a lepton-flavored U(1) X gauge group. The U(1) X gauge boson with the mass of O $$ \mathcal{O} $$ (0.1) GeV resolves the (g − 2) μ tension. …”
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1422
To (b)e or not to (b)e: no electrons at LHCb
Published 2023-07-01“…Abstract We discuss the impact of the recent LHCb update on the two lepton-flavour universality ratios $$R_K$$ R K and $$R_{K^*}$$ R K ∗ , and the CMS update of $$B({B_s \rightarrow \mu ^+\mu ^-})$$ B ( B s → μ + μ - ) regarding the possibility of New Physics in $$b\rightarrow s\ell ^+\ell ^-$$ b → s ℓ + ℓ - decays. …”
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1423
Rare top-quark decays $$t \rightarrow cg(g)$$ t → c g ( g ) in the aligned two-Higgs-doublet model
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1424
Differential top-antitop cross-section measurements as a function of observables constructed from final-state particles using pp collisions at √s = 7 TeV in the ATLAS detector
Published 2015“…The hadronic and leptonic pseudo-top-quarks are defined via the leptonic or hadronic decay mode of the W boson produced by the top-quark decay in events with a single charged lepton. …”
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1425
Radiative breaking of the minimal supersymmetric left–right model
Published 2016-05-01“…Beyond the quark and lepton superfields we only introduce a second Higgs bidoublet to produce realistic fermion mass matrices. …”
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1426
The Metastable State and the Finite-Size Effect of the First-Order Phase Transition
Published 2023-02-01Get full text
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1427
Associated production of a top-quark pair with two isolated photons at the LHC through NLO in QCD
Published 2023-08-01“…We present results at the integrated and differential cross-section level in the di-lepton and lepton + jet channel. In addition, we investigate the effect of photon bremsstrahlung in t t ¯ $$ t\overline{t} $$ production and top-quark decays, as well as the mixed contribution. …”
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1428
Pseudo-Goldstone dark matter in a radiative inverse seesaw scenario
Published 2023-12-01“…Abstract We consider a scale-invariant inverse seesaw model with dynamical breaking of gauge symmetry and lepton number. In some regions of the parameter space, the Majoron — the pseudo-Goldstone of lepton number breaking — is a viable dark matter candidate. …”
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1429
Measurement of jet multiplicity distributions in t(t)over-bar production in pp collisions at root s=7TeV
Published 2014“…The measurement is performed in both the dilepton and lepton+jets decay channels using data corresponding to an integrated luminosity of 5.0(Formula presented.). …”
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1430
Measurements of the t(t)Overbar charge asymmetry using the dilepton decay channel in pp collisions at root s=7 TeV
Published 2014“…The lepton charge asymmetry is also measured as a function of the invariant mass, rapidity, and transverse momentum of the tt̄ system. …”
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1431
Measurement of the W-->taunu production cross section in pp collisions at square root s=1.8 TeV.
Published 2000“…We find gWtau/gWe=0.980+/-0.031, in agreement with lepton universality.…”
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1432
Measurement of jet shapes in top-quark pair events at [Formula: see text] using the ATLAS detector.
Published 2013“…Samples of top-quark pair events are selected in both the single-lepton and dilepton final states. The differential and integrated shapes of the jets initiated by bottom-quarks from the top-quark decays are compared with those of the jets originated by light-quarks from the hadronic W-boson decays [Formula: see text] in the single-lepton channel. …”
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1433
Search for pair production of first- and second-generation scalar leptoquarks in pp collisions at root s=7 TeV
Published 2012“…The search signatures involve either two charged leptons of the same flavor (electrons or muons) and at least two jets or a single charged lepton (electron or muon), missing transverse energy, and at least two jets. …”
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1434
Michel parameters in the presence of massive Dirac and Majorana neutrinos
Published 2022-11-01“…Abstract We analyse the effects of Dirac and Majorana neutrinos on leptonic decays of muon and tau leptons using the most general four-lepton effective interaction Hamiltonian of dimension six. …”
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1435
Leptoquark effects on and decay processes
Published 2016-01-01“…We also obtain the low recoil (large lepton invariant mass, i.e., ${q}^{2}\sim {m}_{b}^{2}$ ) predictions for the angular distribution of $\bar{B}\to \bar{K}{l}^{+}{l}^{-}$ process and several other observables including the flat term and lepton flavour non-universality factor in this model.…”
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1436
Flavor non-universal vector leptoquark imprints in K→πνν¯ and ΔF = 2 transitions
Published 2022-12-01“…We analyze K→πνν¯ rates in a model with a TeV-scale leptoquark addressing B-meson anomalies, based on the flavor non-universal 4321 gauge group featuring third-generation quark-lepton unification. We show that, together with the tight bounds imposed by ΔF=2 amplitudes, the present measurement of B(K+→π+νν¯) already provides a non-trivial constraint on the model parameter space. …”
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1437
Probing the dark photon via polarized DIS scattering at the HERA and EIC
Published 2022-10-01“…In this work, we propose to utilize the polarized lepton cross section and single-spin asymmetry in neutral current DIS process at the HERA and upcoming Electron-Ion Collider (EIC) to probe the properties of the dark photon. …”
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1438
Branching fractions and polarizations of D→Vℓν_{ℓ} within QCD light-cone sum rule
Published 2020-10-01“…As a further step, we also investigate the differential and mean predictions for charged lepton (vector meson) polarization in the final state P_{L,T}^{ℓ} (F_{L,T}^{ℓ}), the forward-backward asymmetry A_{FB}^{ℓ}, and the lepton-side convexity parameters C_{F}^{ℓ}. …”
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1439
Probe of the anomalous neutral triple gauge couplings in photon-induced collision at future muon colliders
Published 2023-06-01“…The anomalous ZZγ and Zγγ neutral triple gauge couplings occurred by dimension-eight operators are investigated through the process μ+μ−→μ+γ⁎μ−→μ+Z(νν¯)μ− at the muon collider with s=3, 6, 10 and 14 TeV. The charged lepton pseudo-rapidity, the charged lepton transverse momentum and the transverse missing energy distributions are taken in consideration for the final state of the process in the analysis. …”
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1440
The Standard Model of Particle Physics with Diracian Neutrino Sector
Published 2019-08-01“…Oscillation problems are worked out in vacuum and in matter. With lepton number −1 assigned to the sterile neutrinos, the model still violates lepton number conservation and allows very feeble neutrinoless double beta decay. …”
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