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Related papers: Single production of the top partners at high ener…

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In the littlest Higgs model with T-parity(LHT), we study the single production of vector-like top partner with the subsequent decay $T_{+}\to Wb$ in the leptonic channel at the $ep$ colliders. Focus on the LHeC ($ \sqrt{s} $ = 1.98 TeV) and…

High Energy Physics - Phenomenology · Physics 2019-05-22 Bingfang Yang , Biaofeng Hou , Huaying Zhang , Ning Liu

In this proceedings some studies on the prospects of single top production at the Large Hadron Electron Collider (LHeC) and double Higgs production at the Future Circular Hadron Electron Collider (FCC-he) shall be presented. In particular,…

High Energy Physics - Phenomenology · Physics 2015-10-28 Mukesh Kumar

With a high instantaneous luminosity and the large top quark pair production cross section, the Large Hadron Collider (LHC) will be a "top factory" allowing the analysis of millions of top events. After a short description of the top quark…

High Energy Physics - Experiment · Physics 2007-05-23 Florian Beaudette

Within the framework of the type-II Two Higgs Doublet Model (2HDM-II) we study the production of three top quarks at the Large Hadron Collider (LHC). In the Standard Model the production cross section of three tops is low ($\approx 3$fb),…

High Energy Physics - Phenomenology · Physics 2018-03-16 Riley Patrick , Pankaj Sharma , Anthony G. Williams

In the framework of the littlest Higgs($LH$) model and the littlest Higgs model with T-parity($LHT$), We investigate the single top production process $e^{-}\gamma\to \nu_{e}b\bar{t}$, and calculate the corrections of these two models to…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yao-Bei Liu , Jie-Fen Shen , Xue-Lei Wang

The single vector-like top partner hadroproduction in association with top quark in the five and the six-flavour schemes at the LHC is investigated. The inclusive cross section and the differential distributions are evaluated for many…

High Energy Physics - Phenomenology · Physics 2018-10-29 Mohamed Sadek Zidi

Due to the presence of extra top quark T in the little Higgs models, the $CKM$ matrix is not unitary and the flavor changing neutral currents may exist at the tree level. In the context of the Littlest Higgs(LH) model, we discuss the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Chong-Xing Yue , Lei Wang , Yi-Qun Di , Shuo Yang

With high luminosity and energy at the ILC and clean SM backgrounds, the top-charm production at the ILC should have powerful potential to probe new physics. The littlest Higgs model with discrete symmetry named "T-parity"(LHT) is one of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xuelei Wang , Huiling Jin , Yanju Zhang , Yanhui Xi

In the framework of the Left-Right twin Higgs (LRTH) model, we consider the constrains from the latest search for high-mass dilepton resonances at the LHC and find that the heavy neutral boson $Z_H$ is excluded with mass below 2.76 TeV.…

High Energy Physics - Phenomenology · Physics 2015-05-20 Jinzhong Han , Shaofeng Li , Bingfang Yang , Ning Liu

In this work, we analyze three dominant single SM-like Higgs boson production processes in the left-right twin Higgs model (LRTHM): the Higgs-strahlung (HS) process $e^{+}e^{-}\rightarrow Zh$, the vector boson fusion (VBF) process…

High Energy Physics - Phenomenology · Physics 2015-05-20 Yao-Bei Liu , Zhen-Jun Xiao

At the LHC, top quarks can be produced singly with a sizeable rate via electroweak interactions. This process probes a limited set of top-quark electroweak couplings, i.e. , the same entering the top-quark decay, yet at higher scales and…

High Energy Physics - Phenomenology · Physics 2018-11-14 Celine Degrande , Fabio Maltoni , Ken Mimasu , Eleni Vryonidou , Cen Zhang

We study the Higgs pair-production in the Standard Model of the strong and electroweak interactions at future $e^{+}e^{-}$ collider energies, with the reaction $e^{+}e^{-}\to t \bar t HH$. We evaluated the total cross section of $t\bar tHH$…

High Energy Physics - Phenomenology · Physics 2016-08-16 A. Gutiérrez-Rodríguez , M. A. Hernández-Ruíz , O. A. Sampayo

In our recent paper, we have investigated the potential for the LHC to discover vector-like quark partner states singly produced via their chromomagnetic moment interactions. These production mechanisms extend traditional searches which…

High Energy Physics - Phenomenology · Physics 2022-09-12 Alexander Belyaev , R. Sekhar Chivukula , Benjamin Fuks , Elizabeth H. Simmons , Xing Wang

This paper is an experimental review of the study of processes with a single top quark at the LHC. The pioneering times are over, and this is now a sector of "precision physics" at colliders. Angular distributions of the decay products of…

High Energy Physics - Experiment · Physics 2016-01-22 Andrea Giammanco

We consider single-top production as a probe for new physics effects at the Large Hadron Collider (LHC). We argue that for natural theories a small deviation from the Standard Model tree-level couplings in this reaction can be parameterized…

High Energy Physics - Phenomenology · Physics 2008-11-26 Qing-Hong Cao , Jose Wudka , C. -P. Yuan

In the context of the littlest Higgs model, we study the associated production of the Higgs boson and a top quark ($th$ production) at the CERN Large Hadron Collider (LHC). The cross sections for s-channel, t-channel processes and the…

High Energy Physics - Phenomenology · Physics 2009-11-19 Shuo Yang

The littlest Higgs model with discrete symmetry named "T-parity"(LHT) is an interesting new physics model which does not suffer strong constraints from electroweak precision data. One of the important features of the LHT model is the…

High Energy Physics - Phenomenology · Physics 2009-01-14 Xuelei Wang , Yanju Zhang , Huiling Jin , Yanhui Xi

A large number of top quarks will be produced at the Large Hadron Collider (LHC) for Run II period. This will allow us to measure the rare processes from the top sector in great details. We present the study of the top-quark pair production…

High Energy Physics - Experiment · Physics 2015-09-28 Young Kwon Jo , Su Yong Choi , Tae Jeong Kim , Youn Jung Roh

The Large Hadron Collider (LHC) will provide a huge amount of top-antitop events, making the LHC a top quark factory, producing 1 tt pair per second at a luminosity of 10^33cm-2s-1. A large top quark sample will be available from the start…

High Energy Physics - Experiment · Physics 2019-08-14 M. Vander Donckt

The study of the properties of the top quark is one of the main goals of the Large Hadron Collider (LHC) physics program. The experimental precision expected at the LHC requires the calculation of several top-quark related observables…

High Energy Physics - Phenomenology · Physics 2014-11-20 R. Bonciani , A. Ferroglia