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Related papers: Lepton number and flavour violation in TeV-scale l…

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We study the new physics contributions to neutrinoless double beta decay ($0\nu\beta \beta$) half-life and lepton flavour violation (LFV) amplitude within the framework of the minimal left-right symmetric model (MLRSM). Considering all…

High Energy Physics - Phenomenology · Physics 2016-08-03 Debasish Borah , Arnab Dasgupta

We derive the lower bound on the absolute scale of lightest neutrino mass for normal hierarchy and inverted hierarchy pattern of light neutrinos by studying the new physics contributions to charged lepton flavour violations in the framework…

High Energy Physics - Phenomenology · Physics 2022-10-19 Nitali Dash , Sudhanwa Patra , Prativa Pritimita , Urjit A. Yajnik

We consider the TeV scale left-right symmetric theory which can accommodate low scale seesaw mechanisms consistent with neutrino oscillation data and find new physics contributions to neutrinoless double beta decay. The model facilitates…

High Energy Physics - Phenomenology · Physics 2016-12-26 Prativa Pritimita , Nitali Dash , Sudhanwa Patra

We analyze various contributions to neutrinoless double beta decay ($0\nu\beta\beta$) in a TeV-scale Left-Right Symmetric Model (LRSM) for type-I seesaw dominance. We find that the momentum-dependent effects due to $W_L-W_R$ exchange…

High Energy Physics - Phenomenology · Physics 2015-06-17 P. S. Bhupal Dev , Srubabati Goswami , Manimala Mitra

We point out that extensions of the Standard Model with low scale (~TeV) lepton number violation (LNV) generally lead to a pattern of lepton flavor violation (LFV) experimentally distinguishable from the one implied by models with GUT scale…

High Energy Physics - Phenomenology · Physics 2009-11-10 V. Cirigliano , A. Kurylov , M. J. Ramsey-Musolf , P. Vogel

We have studied neutrinoless double beta decay and charged lepton flavour violation in broken $\mu-\tau$ symmetric neutrino masses in a generic left-right symmetric model (LRSM). The leading order $\mu-\tau$ symmetric mass matrix originates…

High Energy Physics - Phenomenology · Physics 2017-08-02 Happy Borgohain , Mrinal Kumar Das

We derive the lower bound on absolute scale of lightest neutrino mass for normal hierarchy and inverted hierarchy pattern of light neutrinos by studying the new physics contributions to charged lepton flavour violating decays and…

High Energy Physics - Phenomenology · Physics 2022-07-25 Prativa Pritimita , Urjit A. Yajnik , Nitali Dash , Sudhanwa Patra

In TeV scale left-right symmetric models, new dominant predictions to neutrinoless double beta decay and light neutrino masses are in mutual contradiction because of large contribution to the latter through popular seesaw mechanisms. We…

High Energy Physics - Phenomenology · Physics 2013-01-15 M. K. Parida , Sudhanwa Patra

We present a TeV-scale left-right ultraviolet completion of type-I seesaw for neutrino masses based on the $SU(2)_L\times SU(2)_R\times U(1)_{B-L}$ gauge group without parity, which leads to "large" light-heavy neutrino mixing while keeping…

High Energy Physics - Phenomenology · Physics 2013-12-04 P. S. Bhupal Dev , Chang-Hun Lee , R. N. Mohapatra

We study neutrinoless double beta decay in left-right symmetric extension of the standard model with type I and type II seesaw origin of neutrino masses. Due to the enhanced gauge symmetry as well as extended scalar sector, there are…

High Energy Physics - Phenomenology · Physics 2016-01-27 Debasish Borah , Arnab Dasgupta

In this paper we study in detail the neutrinoless double beta decay in left-right symmetric models with right-handed gauge bosons at TeV scale which is within the presently accessible reach of colliders. We discuss the different diagrams…

High Energy Physics - Phenomenology · Physics 2015-06-04 Joydeep Chakrabortty , H. Zeen Devi , Srubabati Goswami , Sudhanwa Patra

In this work, we have studied neutrino less double beta decay(NDBD) and charged lepton flavor violation(CLFV) in a generic Left-Right symmetric model (LRSM). In this framework, type-I and type-II seesaw terms arise naturally. We have used…

High Energy Physics - Phenomenology · Physics 2022-01-21 Bichitra Bijay Boruah , Mrinal Kumar Das

Inspired by the recent diboson excess observed at the LHC and possible interpretation within a TeV-scale Left-Right symmetric framework, we explore its implications for low-energy experiments searching for lepton number and flavor…

High Energy Physics - Phenomenology · Physics 2016-02-03 Ram Lal Awasthi , P. S. Bhupal Dev , Manimala Mitra

We study lepton flavor violation (LFV) in tau decays induced by heavy Majorana neutrinos within two models: (I) the Standard Model with additional right-handed heavy Majorana neutrinos, i.e., a typical seesaw-type model; (II) the Standard…

High Energy Physics - Phenomenology · Physics 2014-11-17 G. Cvetic , C. Dib , C. S. Kim , J. D. Kim

We develop a systematic procedure of constructing lepton mass matrices that satisfy all the experimental constraints in the light lepton sector of the minimal left-right symmetric model with type-I seesaw dominance. This method is unique…

High Energy Physics - Phenomenology · Physics 2017-06-08 Chang-Hun Lee

The Large Hadron Collider has a potential to probe the scale of left-right symmetry restoration and the associated lepton number violation. Moreover, it offers hope of measuring the right-handed leptonic mixing matrix. We show how this,…

High Energy Physics - Phenomenology · Physics 2011-04-20 Vladimir Tello , Miha Nemevsek , Fabrizio Nesti , Goran Senjanović , Francesco Vissani

We analyse in detail the scalar triplet contribution to the low-energy lepton flavour violating (LFV) and lepton number violating (LNV) processes within a TeV-scale left-right symmetric framework. We show that in both type-I and type-II…

High Energy Physics - Phenomenology · Physics 2016-05-04 Gulab Bambhaniya , P. S. Bhupal Dev , Srubabati Goswami , Manimala Mitra

We present a detailed discussion on neutrinoless double beta decay $(0\nu \beta \beta)$ within left-right symmetric models based on the gauge symmetry of type $SU(2)_L \times SU(2)_R \times U(1)_{B-L}$ as well as $SU(3)_L \times SU(3)_R…

High Energy Physics - Phenomenology · Physics 2019-01-07 Debasish Borah , Arnab Dasgupta , Sudhanwa Patra

Neutrino are massless in the Standard Model. The most popular mechanism to generate neutrino masses are the type I and type II seesaw, where right-handed neutrinos and a scalar triplet are augmented to the Standard Model, respectively. In…

High Energy Physics - Phenomenology · Physics 2020-01-08 Manoel M. Ferreira , Tessio B. de Melo , Sergey Kovalenko , Paulo R. D. Pinheiro , Farinaldo S. Queiroz

We extend the Type I and Type III seesaw mechanisms to generate neutrino masses within the left-right symmetric theories where parity is spontaneously broken. We construct a next to minimal left-right symmetric model where neutrino masses…

High Energy Physics - Phenomenology · Physics 2010-03-17 Joydeep Chakrabortty
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