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Related papers: Flavor changing t -> c l_1^- l_2^+ decay in the ge…

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We study the flavor changing t -> c H^0 decay in the framework of the general two Higgs doublet model, so called model III. Here, we take the Yukawa couplings complex and switch on the CP violating effects. We predict the branching ratio…

High Energy Physics - Phenomenology · Physics 2014-11-17 E. O. Iltan

We calculate the new physics effects to the branching ratios of the lepton flavor conserving decays Z -> l^+ l^- in the framework of the general two Higgs Doublet model. We predict the upper limits for the couplings…

High Energy Physics - Phenomenology · Physics 2009-11-07 E. O. Iltan

We calculate lepton flavor violating Z -> l^+ l^- decay in the framework of the general two Higgs Doublet model. In our calculations we used the constraints for the Yukawa couplings \bar{\xi}^{D}_{N,\tau e} and \bar{\xi}^{D}_{N,\tau\mu}…

High Energy Physics - Phenomenology · Physics 2009-11-07 E. O. Iltan , I. Turan

We predict the branching ratios of Z -> e^{\pm} \mu^{\pm}, Z -> e^{\pm} \tau^{\pm} and Z -> \mu^{\pm} \tau^{\pm} decays in the model III version of the two Higgs doublet model, with the inclusion of one and two spatial non-universal extra…

High Energy Physics - Phenomenology · Physics 2011-09-13 E. O. Iltan

We study the lepton flavor violating H^+ -> W^+ l_i^- l_j^+ and the lepton flavor conserving $H^+ -> W^+ l_i^- l_i^+ (l_i=\tau, l_j=\mu) decays in the general 2HDM, so called model III. We estimate the decay width \Gamma for LFV (LFC) at…

High Energy Physics - Phenomenology · Physics 2011-03-23 E. Iltan , H. Sundu

We study the decay width, forward-backward asymmetry and the longitudinal lepton polarization for the exclusive decay B --> K^* l^+ l^- in the two Higgs doublet model with three level flavor changing neutral currents (model III) and analyse…

High Energy Physics - Phenomenology · Physics 2014-11-17 T. M. Aliev , E. O. Iltan

We study the b --> s\gamma decay including the next to leading QCD corrections in the two Higgs doublet model with flavor changing neutral currents at the tree level. We find the constraints to the flavor changing parameters of the model,…

High Energy Physics - Phenomenology · Physics 2009-09-25 T. M. Aliev , E. O. Iltan

We study the decay width and forward-backward asymmetry of the lepton pair for the inclusive decay b --> s \tau^+ \tau^- in the two Higgs doublet model with three level flavor changing neutral currents (model III) and analyse the…

High Energy Physics - Phenomenology · Physics 2009-10-31 E. O. Iltan , G. Turan

A comprehensive phenomenological analysis of a two Higgs doublet model, with flavor changing scalar currents at the tree level, called model III, is presented. Constraints from existing experimental information especially on (Delta F)=2…

High Energy Physics - Phenomenology · Physics 2014-11-17 David Atwood , Laura Reina , Amarjit Soni

We predict the branching ratios of Z-> e^{\pm} \mu^{\pm}, Z-> e^{\pm} \tau^{\pm} and Z-> \mu^{\pm} \tau^{\pm} decays in the framework of the 2HDM with the inclusion of one and two extra dimensions, by considering that the new Higgs doublet…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Iltan

We perform a complete one-loop computation of the two-body flavour-changing top decays $t \rightarrow c h$ and $t \rightarrow c V$ ($V= \gamma, Z$), within the aligned two-Higgs-doublet model. We evaluate the impact of the model parameters…

High Energy Physics - Phenomenology · Physics 2015-06-02 Gauhar Abbas , Alejandro Celis , Xin-Qiang Li , Jie Lu , Antonio Pich

We present a likelihood analysis of the general two Higgs doublet model, using the most important currently measured flavour observables, in view of the anomalies in charged current tree-level and neutral current one-loop rare decays of $B$…

High Energy Physics - Phenomenology · Physics 2022-01-19 Peter Athron , Csaba Balazs , Tomás E. Gonzalo , Douglas Jacob , Farvah Mahmoudi , Cristian Sierra

We study the exclusive decay B_s -> \tau^+ \tau^-$ in the general two Higgs doublet model. We analyse the dependencies of the branching ratio on the model parameters, including the leading order QCD corrections. We found that there is an…

High Energy Physics - Phenomenology · Physics 2015-06-25 E. O. Iltan , G. Turan

CMS has reported indications (2.4\sigma) of the decay of the Higgs boson into \mu\tau. The simplest explanation for such a decay would be a general Two Higgs Doublet Model (2HDM). In this case, one would expect the heavy neutral Higgs…

High Energy Physics - Phenomenology · Physics 2016-03-23 Marc Sher , Keith Thrasher

In the simplest little Higgs model the new flavor-changing interactions between heavy neutrinos and the Standard Model leptons can generate contributions to some lepton flavor violating decays of $Z$-boson at one-loop level, such as $Z \to…

High Energy Physics - Phenomenology · Physics 2024-03-04 Xiaofang Han , Lei Wang

In this paper we study the Flavor-Changing mediated by Higgs boson within Two-Higgs Doublet Model-III context. We explore the parameter space and, considering recent results, find new limits for the model parameters. We also obtain the…

High Energy Physics - Phenomenology · Physics 2019-12-06 R. Gaitán , J. H. Montes de Oca , J. A. Orduz-Ducuara

In this work, we explore the flavour changing decays $H_i \to b s$ in a general supersymmetric scenario. In these models, the flavour changing decays arise at loop-level but, originating from a dimension-four operator, do not decouple and…

High Energy Physics - Phenomenology · Physics 2015-11-18 G. Barenboim , C. Bosch , J. S. Lee , M. L. López-Ibáñez , O. Vives

We calculate the leading logarithmic QCD corrections to the decay B_{s} -->\gamma\gamma in the two Higgs doublet model with tree level flavor changing currents (model III) including O_7 type long distance effects. Further, we analyse the…

High Energy Physics - Phenomenology · Physics 2009-10-31 T. M. Aliev , E. O. Iltan

We study the enhancement of the branching ratios of the decays $h \to \gamma \gamma, \, \gamma Z$ in the Two Higgs Doublet Model Type III, assuming a four-zero Yukawa Texture and a general Higgs potential. We show that these processes are…

High Energy Physics - Phenomenology · Physics 2015-05-25 A. Cordero-Cid , J. Hernandez-Sanchez , C. G. Honorato , S. Moretti

We calculate the branching ratios for the decays of neutral Higgs bosons ($h^{0},H^{0},A^{0}$) into pairs of fermions, including flavor violating processes, in the context of the General Two Higgs Doublet Model III.

High Energy Physics - Phenomenology · Physics 2009-11-11 M. Gomez-Bock , R. Noriega-Papaqui
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