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Related papers: The Detectors of the Mu2e Experiment

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We present a detailed discussion of the lepton flavour and number violating conversion of bound muons into positrons. This process is a viable alternative to neutrinoless double beta decay and, given that experiments on ordinary $\mu^-$-…

High Energy Physics - Phenomenology · Physics 2017-03-15 Tanja Geib , Alexander Merle

The new round of experiments, MEG II, COMET/Mu2e, and Mu3e, would soon start to push the $\mu \to e\gamma$, $\mu N \to eN$ conversion, and $\mu \to 3e$ frontier, while Belle II would probe $\tau \to \mu\gamma$ and $\tau \to 3\mu$. In the…

High Energy Physics - Phenomenology · Physics 2021-01-04 Wei-Shu Hou , Girish Kumar

Motivated by the data from Super-Kamiokande and elsewhere indicating oscillations of atmospheric and solar neutrinos, we study charged-lepton-flavour violation, in particular the radiative decays mu -> e gamma and tau -> mu gamma, but also…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis , M. E. Gomez , G. K. Leontaris , S. Lola , D. V. Nanopoulos

This reports summarizes the activities of the Charged Lepton Flavor Violation group of the 2022 Community Summer Study. Charged lepton flavor violating reactions provide unique information on the scale and dynamics of flavor generation, and…

High Energy Physics - Experiment · Physics 2022-09-02 Sacha Davidson , Bertrand Echenard , Robert H. Bernstein , Julian Heeck , David G. Hitlin

Majorana neutrinos may have transitional dipole moments, which violate lepton number as well as lepton flavour. We estimate the sensitivity of future colliders to the electron-muon neutrino dipole moment, $\lambda_{e\mu}$, by considering…

High Energy Physics - Phenomenology · Physics 2025-04-07 Michele Frigerio , Natascia Vignaroli

Lepton Flavour Violation(LFV) is New Physics that must occur, but is stringently constrained by experiments searching for mu to e flavour change, such as $\mu \to e \gamma$, $\mu \to 3e$ and $\mu \to e$ conversion. However, in an Effective…

High Energy Physics - Phenomenology · Physics 2023-12-27 Sacha Davidson

The MEG II experiment at Paul Scherrer Institute (PSI) in Switzerland aims to achieve a sensitivity of $6\times10^{-14}$ on the charged lepton flavor violating decay $\mu^+\to e^+\gamma$. The current upper limit on this decay is…

High Energy Physics - Experiment · Physics 2022-01-21 Manuel Meucci

In this letter, we analyze for the first time the physics reach in terms of sensitivity to leptonic CP violation of the proposed MuOn-decay MEdium baseline NeuTrino beam (MOMENT) experiment, a novel neutrino oscillation facility that would…

High Energy Physics - Phenomenology · Physics 2016-05-04 Mattias Blennow , Pilar Coloma , Enrique Fernandez-Martinez

We study the potential of an e+- e- Linear Collider for charged lepton flavour violation studies in a supersymmetric framework where neutrino masses and mixings are explained by a type-I seesaw. Focusing on e-mu flavour transitions, we…

High Energy Physics - Phenomenology · Physics 2015-03-03 A. J. R. Figueiredo , A. Abada , J. C. Romao , A. M. Teixeira

We examine the muon's electric dipole moment $\dmu$ from a variety of theoretical perspectives. We point out that the reported deviation in the muon's g-2 can be due partially or even entirely to a new physics contribution to the muon's…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jonathan L. Feng , Konstantin T. Matchev , Yael Shadmi

The Mu2e experiment at Fermilab will search for the neutrinoless $\mu^- \to e^-$ conversion in the field of an aluminum nucleus. The Mu2e data-taking plan assumes two running periods, Run I and Run II, separated by an approximately…

High Energy Physics - Experiment · Physics 2022-10-21 Mu2e Collaboration

This is the report of the Intensity Frontier Charged Lepton Working Group of the 2013 Community Summer Study "Snowmass on the Mississippi", summarizing the current status and future experimental opportunities in muon and tau lepton studies…

We review how the muon anomalous magnetic moment ($g-2$) and the quest for lepton flavor violation are intimately correlated. Indeed the decay $\mu \to e \gamma$ is induced by the same amplitude for different choices of in- and outgoing…

High Energy Physics - Phenomenology · Physics 2017-12-08 Manfred Lindner , Moritz Platscher , Farinaldo S. Queiroz

The MUonE experiment aims at providing a novel determination of the leading hadronic contribution to the muon anomalous magnetic moment through the study of elastic muon-electron scattering. Since the initial-state electrons are bound in a…

High Energy Physics - Phenomenology · Physics 2024-05-31 G. Abbiendi , E. Budassi , C. M. Carloni Calame , A. Gurgone , F. Piccinini

I describe the new generation of muon-to-electron conversion experiments, COMET and Mu2e, being constructed to make use of new high power pulsed muon beams a J-PARC and Fermilab respectively. A brief overview of the physics explored by the…

Instrumentation and Detectors · Physics 2014-12-04 R. P. Litchfield

Muon ionization cooling provides the only practical solution to prepare high-brilliance beams necessary for a neutrino factory or muon collider. The Muon Ionization Cooling Experiment (MICE), under development at the Rutherford Appleton…

Accelerator Physics · Physics 2008-10-11 Terrence L. Hart , Daniel M. Kaplan

This note is a concise theoretical summary of the first session on new physics searches at the high-intensity frontier of the IFAE2017 Conference. Recent theoretical developments related to muonic lepton-flavour violation and $g-2$ are…

High Energy Physics - Phenomenology · Physics 2018-10-23 Giovanni Marco Pruna

We study the sensitivity of the existing MEG data to lepton flavor violating axion-like particles produced through $\mu^+ \to e^+ a \gamma$ and estimate the discovery potential for the upcoming MEG II experiment in this channel. The MEG II…

High Energy Physics - Phenomenology · Physics 2022-10-26 Yongsoo Jho , Simon Knapen , Diego Redigolo

$\mu-e$ conversion is the experimentally most interesting lepton flavor violating process. From a theoretical point of view it is an interesting interplay of particle and nuclear physics. The effective transition operator, depending on the…

Nuclear Theory · Physics 2011-07-19 T. S. Kosmas , J. D. Vergados

We propose a 3500 ton (3000 ton fiducial volume) SiO_2 neutrino detector with sampling calorimetry, charged particle tracking, and muon spectrometers to run in a Tevatron Fixed Target Program. Improvements to the Fermilab accelerator…