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A search for three-jet hadronic resonance production in pp collisions at a centre-of-mass energy of 8 TeV has been conducted by the CMS Collaboration at the LHC with a data sample corresponding to an integrated luminosity of 19.4 inverse…

High Energy Physics - Experiment · Physics 2014-02-17 CMS Collaboration

The presence of R-parity ($\mathcal{R}_p$) violation offers intersting decay channels for the gluinos. In this work we present a new search strategy for the gluinos in the presence of semileptonic $\mathcal{R}_p$ violating couplings…

High Energy Physics - Phenomenology · Physics 2014-06-06 Sanjoy Biswas , Diptimoy Ghosh , Saurabh Niyogi

In the presence of even minuscule baryonic R-parity violation, the stop can be the lightest superpartner and evade LHC searches because it decays into two jets. In order to cover this interesting possibility, we here consider new searches…

High Energy Physics - Phenomenology · Physics 2013-04-10 Zhenyu Han , Andrey Katz , Minho Son , Brock Tweedie

We study the discovery reach of the gluino ($\widetilde{g}$) and the lightest stop squark ($\widetilde{t}_1$) with baryonic R-parity violation (UDD type) in the context of Minimal Supersymmetric Standard Model (MSSM) at the 14 TeV run of…

High Energy Physics - Phenomenology · Physics 2015-06-18 Biplob Bhattacherjee , Amit Chakraborty

Search for compressed supersymmetry at multi-TeV scale, in the presence of a light gravitino dark matter, can get sizable uplift while looking into the associated fat-jets with missing transverse momenta as a signature of the boson produced…

High Energy Physics - Phenomenology · Physics 2020-10-27 Akanksha Bhardwaj , Juhi Dutta , Partha Konar , Biswarup Mukhopadhyaya , Santosh Kumar Rai

A search is conducted for hadronic three-body decays of a new massive coloured particle in sqrt(s) = 7 TeV pp collisions at the LHC using an integrated luminosity of 4.6/fb collected by the ATLAS detector. Supersymmetric gluino pair…

High Energy Physics - Experiment · Physics 2013-06-24 ATLAS Collaboration

A search is reported for high-mass hadronic resonances that decay to a parton and a Lorentz-boosted resonance, which in turn decays into a pair of partons. The search is based on data collected with the CMS detector at the LHC in…

High Energy Physics - Experiment · Physics 2022-07-19 CMS Collaboration

Results are reported from a search for supersymmetric particles in proton-proton collisions in the final state with a single, high transverse momentum lepton; multiple jets, including at least one b-tagged jet; and large missing transverse…

High Energy Physics - Experiment · Physics 2018-07-23 CMS Collaboration

Collider signals of dark photons are an exciting probe for new gauge forces and are characterized by events with boosted lepton jets. Existing techniques are efficient in searching for muonic lepton jets but due to substantial backgrounds…

High Energy Physics - Phenomenology · Physics 2017-03-15 G. Barello , Spencer Chang , Christopher A. Newby , Bryan Ostdiek

The gluino mass has been constrained by various search channels at the LHC experiments and the recent analyses are even sensitive to the cases where gluinos decay to quarks at the end of the decay chains through the baryonic RPV operator.…

High Energy Physics - Phenomenology · Physics 2015-06-19 Masaki Asano , Kazuki Sakurai , Tsutomu T. Yanagida

A search for supersymmetry in hadronic final states with highly boosted W bosons and b jets is presented, focusing on compressed scenarios. The search is performed using proton-proton collision data at a center-of-mass energy of 8 TeV,…

High Energy Physics - Experiment · Physics 2016-06-08 CMS Collaboration

Results of a search for gluino pair production with subsequent R-parity-violating decays to quarks are presented. This search uses 36.1 fb$^{-1}$ of data collected by the ATLAS detector in proton-proton collisions with a center-of-mass…

High Energy Physics - Experiment · Physics 2018-10-30 ATLAS Collaboration

A search for new physics is performed using events that contain one or more jets, no isolated leptons, and a large transverse momentum imbalance, as measured through the MT2 variable, which is an extension of the transverse mass in events…

High Energy Physics - Experiment · Physics 2016-10-10 CMS Collaboration

Naturalness considerations, together with the non-observation of superpartners of the Standard Model particles at the Large Hadron Collider (LHC) so far, favor supersymmetric (SUSY) models in which third generation squarks are significantly…

High Energy Physics - Phenomenology · Physics 2011-12-09 Joshua Berger , Maxim Perelstein , Michael Saelim , Andrew Spray

Supersymmetry with hadronic R-parity violation in which the lightest neutralino decays into three quarks is still weakly constrained. This work aims to further improve the current search for this scenario by the boosted decision tree method…

High Energy Physics - Phenomenology · Physics 2018-11-07 Jun Guo , Jinmian Li , Tianjun Li , Fangzhou Xu , Wenxing Zhang

This article introduces a new class of searches for physics beyond the Standard Model that improves the sensitivity to signals with high jet multiplicity. The proposed searches gain access to high multiplicity signals by reclustering events…

High Energy Physics - Phenomenology · Physics 2012-08-13 Anson Hook , Eder Izaguirre , Mariangela Lisanti , Jay G. Wacker

The search for new physics at high energy accelerators has been at the crossroads with very little hint of signals suggesting otherwise. The challenges at a hadronic machine such as the LHC is compounded by the fact that final states are…

High Energy Physics - Phenomenology · Physics 2024-06-12 Aruna Kumar Nayak , Santosh Kumar Rai , Tousik Samui

A search for Supersymmetry involving the pair production of gluinos decaying via third-generation squarks to the lightest neutralino is reported. It uses an LHC proton--proton dataset at a center-of-mass energy $\sqrt{s} = 13$ TeV with an…

High Energy Physics - Experiment · Physics 2016-08-17 ATLAS Collaboration

This study investigates the prospect of discovering strongly interacting gluinos in different multi-lepton channels with lepton multiplicity greater than or equal to 2 at LHC RUN-III, considering several pMSSM scenarios. The effectiveness…

High Energy Physics - Phenomenology · Physics 2023-09-01 Abhi Mukherjee , Saurabh Niyogi , Sujoy Poddar , Jyoti Prasad Saha

We present a proposal for performing model-independent jets plus missing energy searches. Currently, these searches are optimized for mSUGRA and are consequently not sensitive to all kinematically-accessible regions of parameter space. We…

High Energy Physics - Phenomenology · Physics 2009-02-23 Johan Alwall , My-Phuong Le , Mariangela Lisanti , Jay G. Wacker
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