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Related papers: Limits on R-parity-violating couplings from Drell-…

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We suggest the measurement of Drell-Yan (DY) lepton pairs in p-Pb collisions at the LHC (sqrt(s)=5.02 TeV) in order to disentangle the relative contributions of shadowing and coherent energy loss in quarkonium production off nuclei. The…

High Energy Physics - Phenomenology · Physics 2017-02-01 François Arleo , Stéphane Peigné

We calculate the double-spin transverse asymmetries for the Drell-Yan lepton pair production in p-p and p-anti p collisions. We assume the transverse and the longitudinal polarization densities to be equal at a very small scale, as it is…

High Energy Physics - Phenomenology · Physics 2009-10-30 V. Barone , T. Calarco , A. Drago

In minimal supersymmetric standard model the R-parity violating interactions can induce anomalous top pair productions at the LHC through the t-channel process d_R \bar d_R -> t_L \bar t_L by exchanging a slepton or u-channel process d_R…

High Energy Physics - Phenomenology · Physics 2008-11-26 Peiying Li , Gongru Lu , Jin Min Yang , Huanjun Zhang

I review the upper limits on the R-parity-violating Yukawa couplings from indirect searches. Some limits have been updated using recent data.

High Energy Physics - Phenomenology · Physics 2008-02-03 Gautam Bhattacharyya

We analyze the transverse momentum ($p_{T}$) spectra of lepton pairs ($\ell\bar \ell$) generated in the Drell-Yan process, as detected in proton-nucleus (pion-nucleus) and proton-(anti)proton collisions by ten collaborations over a…

High Energy Physics - Phenomenology · Physics 2021-06-02 Xu-Hong Zhang , Fu-Hu Liu

We analyze the recent hints of lepton flavor universality violation in both charged-current and neutral-current rare decays of $B$-mesons in an $R$-parity violating supersymmetric scenario. Motivated by simplicity and minimality, we had…

High Energy Physics - Phenomenology · Physics 2020-08-05 Wolfgang Altmannshofer , P. S. Bhupal Dev , Amarjit Soni , Yicong Sui

A collection of thirteen ATLAS searches for supersymmetry (SUSY) models, optimized for R-parity-conserving (RPC) and R-parity-violating (RPV) SUSY, are reinterpreted in SUSY models with variable RPV coupling strength, which determines…

High Energy Physics - Experiment · Physics 2026-03-17 The ATLAS Collaboration

The four-lepton final state, rare in standard model processes, is an attractive channel for new physics searches at the LHC. In supersymmetry (SUSY), charged leptons may arise from R-Parity conserving (RPC) cascade decays of SUSY particles…

High Energy Physics - Experiment · Physics 2014-09-01 Maximilian Goblirsch-Kolb

We study the Drell-Yan process mediated by a new bosonic resonance at the LHC. The bosons of spin-0, 1, and 2 with the most general leading-order couplings to Standard Model fermions and gluons are considered, which provide a…

High Energy Physics - Phenomenology · Physics 2013-05-30 Cheng-Wei Chiang , Neil D. Christensen , Gui-Jun Ding , Tao Han

We analyze the Drell-Yan lepton pair production at forward rapidity at the Large Hadron Collider. Using the dipole framework for the computation of the cross section we find a significant suppression in comparison to the collinear…

High Energy Physics - Phenomenology · Physics 2010-12-13 Krzysztof Golec-Biernat , Emilia Lewandowska , Anna M. Stasto

We investigate the ability of single top quark production via qq'-> squark->tb and q \bar q'->slepton->t\bar b at the LHC and Tevatron to probe the strength of R-parity violating couplings in the minimal supersymmetric model. We found that…

High Energy Physics - Phenomenology · Physics 2009-10-30 R. J. Oakes , K. Whisnant , J. M. Yang , B. -L. Young , X. Zhang

We study the collider phenomenology of bilinear R-parity violating supergravity, the simplest effective model for supersymmetric neutrino masses accounting for the current neutrino oscillation data. At the CERN Large Hadron Collider the…

High Energy Physics - Phenomenology · Physics 2009-05-22 F. de Campos , O. J. P. Eboli , M. B. Magro , W. Porod , D. Restrepo , M. Hirsch , J. W. F. Valle

We update the single-coupling bounds on R-parity violating supersymmetry using the most up to date data as of October 2009. In addition to the data listed in the 2009 Review of Particle Properties, we utilize a new determination of the weak…

High Energy Physics - Phenomenology · Physics 2009-11-16 Yee Kao , Tatsu Takeuchi

We study the Drell-Yan process at the Large Hadron Collider in presence of the noncommutative extension of standard model. Using the Seiberg-Witten map, we calculate the production cross-section to the first order in the noncommutative…

High Energy Physics - Phenomenology · Physics 2016-06-15 J Selvaganapathy , Prasanta Kumar Das , Partha Konar

Within the framework of R-parity violating minimal supergravity model, at least three relatively large lepton-number violating $\l'$ type trilinear couplings at the GUT scale, not directly related to neutrino physics, can naturally generate…

High Energy Physics - Phenomenology · Physics 2009-11-11 Amitava Datta , Jyoti Prasad Saha , Anirban Kundu , Abhijit Samanta

We explore the search sensitivity for signals of large extra dimensions at hadron colliders via the Drell-Yan process pp -> l+ l- + E_T(miss) X (l = e,mu) where the missing transverse energy is the result of escaping Kaluza-Klein gravitons.…

High Energy Physics - Phenomenology · Physics 2014-11-17 T. Han , D. Rainwater , D. Zeppenfeld

We study the decays $B\to K^{(*)}\ell^+\ell^-$ and $B_s\to \ell^+\ell^- (\ell=e,\mu)$ in the minimal supersymmetric standard model with R-parity violation (RPV). From the recent measurements of their branching ratios, we have derived new…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yuan-Guo Xu , Ru-Min Wang , Ya-Dong Yang

Observation of some low-energy processes in the flavor physics regime may require the existence of supersymmetry with two relatively large R-parity-violating couplings of the LQD-type, together with reasonably light superparticles. At the…

High Energy Physics - Phenomenology · Physics 2015-03-17 Biplob Bhattacherjee , Gautam Bhattacharyya , Sreerup Raychaudhuri

We discuss R-parity violation (RPV) in semi-local and local F-theory constructions. We first present a detailed analysis of all possible combinations of RPV operators arising from semi-local F-theory spectral cover constructions, assuming…

High Energy Physics - Phenomenology · Physics 2016-11-24 Miguel Crispim Romão , Athanasios Karozas , Stephen F. King , George K. Leontaris , Andrew K. Meadowcroft

According to extensive theoretical studies of the high energy limit of QCD, inelastic interactions are dominated by the multi-Regge final states. The appropriate gauge-invariant objects, which simultaneously incorporate the transverse…

High Energy Physics - Phenomenology · Physics 2013-04-22 M. A. Nefedov , N. N. Nikolaev , V. A. Saleev