English
Related papers

Related papers: g-2 In the custodially protected RS model

200 papers

We show that new physics explanations of the muon $g-2$ anomaly by the contributions of new leptons mediated by the standard model Higgs boson necessarily lead to large rates for $\mu^+ \mu^- \to hh$ and $\mu^+ \mu^- \to hhh$ irrespectively…

High Energy Physics - Phenomenology · Physics 2021-11-24 Radovan Dermisek , Keith Hermanek , Navin McGinnis

Once all the sleptons as well as the Bino are observed at the ILC, the Bino contribution to the muon anomalous magnetic dipole moment (muon $g-2$) in supersymmetric (SUSY) models can be reconstructed. Motivated by the recently confirmed…

High Energy Physics - Phenomenology · Physics 2022-05-31 Motoi Endo , Koichi Hamaguchi , Sho Iwamoto , Shin-ichi Kawada , Teppei Kitahara , Takeo Moroi , Taikan Suehara

We propose an interpretation of the diboson excess recently observed by the ATLAS and CMS collaborations in terms of Kaluza-Klein excitations of electroweak gauge bosons stemming from a realization of a warped extra-dimensional model that…

High Energy Physics - Phenomenology · Physics 2015-12-10 Andrei Angelescu , Abdelhak Djouadi , Grégory Moreau , François Richard

This talk summarizes the recent development in the evaluation of the leading order hadronic contributions to the running of the QED fine structure constant \alpha(s), at $s=M_{\rm Z}^2$, and to the anomalous magnetic moments of the muon…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Hoecker

Based on the bound state description of the muon and general relativistic covariant quantum field theory, we illustrate with a simple composite model that the observed deviation of (g-2)_\mu can be a demonstration of the substructure of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yuan-Ben Dai , Chao-Shang Huang , Ailin Zhang

We analyze allowed region of muon anomalous magnetic moment (muon $g-2$), satisfying lepton flavor violations, $Z$ boson decays, and collider physics, in a framework of multi-charged particles. Then we explore the typical size of the muon…

High Energy Physics - Phenomenology · Physics 2020-02-05 Takaaki Nomura , Hiroshi Okada

The $SU(2){-}$gauged custodial two-Higgs-doublet model, which shares the same global-symmetry properties with the standard model, is studied non-perturbatively on the lattice. The additional Higgs doublet enlarges the scalar spectrum and…

High Energy Physics - Lattice · Physics 2025-11-03 Guilherme Catumba , Atsuki Hiraguchi , Wei-Shu Hou , Karl Jansen , Ying-Jer Kao , C. -J. David Lin , Alberto Ramos , Mugdha Sarkar

We present a class of composite Higgs models arising from a warped extra dimension that can satisfy all the electroweak precision tests in a significant portion of their parameter space. A custodial symmetry plays a crucial role in keeping…

High Energy Physics - Phenomenology · Physics 2008-11-26 Roberto Contino , Leandro Da Rold , Alex Pomarol

We show that inclusion of a single generation of vector-like leptons in the Two-Higgs Doublet Models significantly enlarges the allowed parameter space consistent with the muon anomalous magnetic moment, as well as with other theoretical…

High Energy Physics - Phenomenology · Physics 2021-02-18 Mariana Frank , Ipsita Saha

We discuss the Type-X (lepton-specific) two Higgs doublet model as a solution of the anomaly of the muon $g-2$. We consider various experimental constraints on the parameter space such as direct searches for extra Higgs bosons at the LEP II…

High Energy Physics - Phenomenology · Physics 2015-11-04 Tomohiro Abe , Ryosuke Sato , Kei Yagyu

We calculate the corrections for constant radial magnetic field in muon g--2 and electric-dipole-moment experiments in storage rings. While the correction is negligible for the current generation of g--2 experiments, it affects the upcoming…

Accelerator Physics · Physics 2017-10-27 Alexander J. Silenko

The computation of the muon anomalous magnetic moment in the framework of a proposed extension of the Standard Model to 5 dimensions is presented. The result (a small correction with respect to the SM prediction) is briefly discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Marco Cirelli

One of the systematic errors in some of the current lattice computations of the HVP contribution to the muon anomalous magnetic moment $g-2$ is that associated with the extrapolation to the physical pion mass. We investigate this…

High Energy Physics - Lattice · Physics 2018-04-18 Maarten Golterman , Kim Maltman , Santiago Peris

A non-universal $U(1)_{X}$ extension to the Standard Model composed of two scalar doublets and two scalar singlets together with three additional quark singlets and two lepton singlets and three generations of right-handed and Majorana…

High Energy Physics - Phenomenology · Physics 2020-10-07 J. S. Alvarado , M. A. Bulla , D. G. Martinez , R. Martinez

A light CP-even Higgs boson (h) with a mass of about 10 GeV could explain the recent BNL measurement of the muon anomalous magnetic moment, in the framework of a general CP-conserving two-Higgs-doublet extension of the Standard Model with…

High Energy Physics - Phenomenology · Physics 2010-02-03 Athanasios Dedes , Howard E. Haber

In this paper we reanalyze the issue of fine-tuning in supersymmetric models which feature Generalized Gauge Mediation (GGM) in the light of recent measurement of the mass of the light Higgs particle and taking into account available data…

High Energy Physics - Phenomenology · Physics 2015-06-15 Zygmunt Lalak , Marek Lewicki

Using the approach based on Bogoliubov compensation principle is applied to calculation of a contribution to the muon $g-2$. Using the previous results on spontaneous generation of the effective anomalous three-boson interaction we…

High Energy Physics - Phenomenology · Physics 2021-12-01 B. A. Arbuzov , I. V. Zaitsev

In this paper, motivated by the recent discovery of a Higgs-like boson at the LHC with a mass m_H\simeq 126 GeV, we review different models where the hierarchy problem is solved by means of a warped extra dimension. In the Randall-Sundrum…

High Energy Physics - Phenomenology · Physics 2013-11-18 Mariano Quiros

We have performed a holographic calculation of the hadronic contributions to the anomalous magnetic moment of the muon, using the gauge/gravity duality. We study a model of holographic QCD in the five dimensional AdS background with a…

High Energy Physics - Phenomenology · Physics 2009-10-06 Deog Ki Hong , Doyoun Kim

We propose a model to explain the W boson mass anomaly reported by the CDFII collaboration that would suggest new physics (NP). We introduce exotic fermions; one isospin doublet vector-like lepton, one isospin singlet singly-charged…

High Energy Physics - Phenomenology · Physics 2023-05-02 Keiko I. Nagao , Takaaki Nomura , Hiroshi Okada