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We calculate the production rates of the second Kaluza-Klein (KK) photon $\gamma^{(2)}$ and Z boson $Z^{(2)}$ at the LHC including all significant processes in the minimal universal extra dimension (MUED) model. For discrimination of the…

High Energy Physics - Phenomenology · Physics 2010-03-26 Shigeki Matsumoto , Joe Sato , Masato Senami , Masato Yamanaka

In this letter, we present LHC limits on the minimal universal extra dimension (MUED) model from LHC Run 1 data and current limits from searches of the ongoing Run 2. Typical collider signals of the Kaluza-Klein (KK) states mimic generic…

High Energy Physics - Phenomenology · Physics 2017-06-19 Nicolas Deutschmann , Thomas Flacke , Jong Soo Kim

We study the physics potential of the 8 TeV LHC to discover signals of extended gauge models or extra dimensional models whose low energy behavior is well represented by an SU(2) x SU(2) x U(1) electroweak gauge structure. We find that with…

High Energy Physics - Phenomenology · Physics 2013-04-02 R. Sekhar Chivukula , Elizabeth H. Simmons , Chun Du , Hong-Jian He , Yu-Ping Kuang , Bin Zhang , Neil D. Christensen

We work out the strongly interacting sector of a non-minimal Universal Extra Dimension (nmUED) scenario with one flat extra spatial dimension orbifolded on S^1/Z_2 in the presence of brane-localized kinetic and Yukawa terms. On…

High Energy Physics - Phenomenology · Physics 2015-06-05 AseshKrishna Datta , Kenji Nishiwaki , Saurabh Niyogi

Recently bulk Randall-Sundrum theories with the gauge group $SU(2)_L \times SU(2)_R \times U(1)_{B-L}$ have drawn a lot of interest as an alternative to electroweak symmetry breaking mechanism. These models are in better agreement with…

High Energy Physics - Phenomenology · Physics 2009-11-11 Sanghyeon Chang , Seong Chan Park , Jeonghyeon Song

We explore the capability of the LHC to distinguish the production of Kaluza-Klein(KK) excitations in Drell-Yan collisions from an ordinary $Z'$ at the LHC in the case of one extra dimension with the fermions localized at the orbifold fixed…

High Energy Physics - Phenomenology · Physics 2007-05-23 Thomas G. Rizzo

We study the same-sign top pair production mediated by the first Kluza-Klein (KK) excitation of the gluon in the Randall-Sundrum (RS) model with flavor violation at the Large Hadron Collider (LHC), in which the nonuniversal couplings…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jun Gao , Chong Sheng Li , Xiangdong Gao , Zhao Li

After a brief theoretical introduction of the warped extra-dimensional model with custodial protection the results of arXiv:0809.1073 [hep-ph] are presented. In this work we analyze the impact of Kaluza-Klein (KK) gauge boson modes on Delta…

High Energy Physics - Phenomenology · Physics 2009-07-22 Bjoern Duling

In the minimal Universal Extra Dimension (mUED) model, the second Kaluza-Klein (KK) gluon $g^{(2)}$ has loop-induced vertices with the standard model quarks, mediated by the first KK modes of the quark and the gluon/Higgs boson. With a top…

High Energy Physics - Phenomenology · Physics 2013-05-30 Sanghyeon Chang , Kang Young Lee , So Young Shim , Jeonghyeon Song

We show the bounds on five- and six-dimensional Universal Extra Dimension models from the result of the Higgs boson searches at the Large Hadron Collider and electroweak precision measurement. The latest data released by the ATLAS and the…

High Energy Physics - Phenomenology · Physics 2013-05-09 Takuya Kakuda , Kenji Nishiwaki , Kin-ya Oda , Ryoutaro Watanabe

We examine the possibility of observing the Kaluza-Klein gluons in gauge-Higgs unification models at the LHC with the energy sqrt{s}=14 TeV. We consider a benchmark model with the gauge symmetry SU(3)_C x SU(3)_W in five-dimensional…

High Energy Physics - Phenomenology · Physics 2016-03-23 Noriaki Kitazawa , Yuki Sakai

Based on the analysis of 5 fb^-1 of data at the LHC, the ATLAS and CMS collaborations have presented evidence for a Higgs boson with a mass in the 125 GeV range. We consider the 125 GeV neutral Higgs pair production process in the context…

High Energy Physics - Phenomenology · Physics 2012-11-26 Hao Sun , Ya-Jin Zhou , He Chen

We present a search for Kaluza-Klein (KK) particles predicted by models with universal extra dimensions (UED) using a data set corresponding to an integrated luminosity of 7.3 fb$^{-1}$, collected by the D0 detector at a $p\bar p$ center of…

High Energy Physics - Experiment · Physics 2012-08-27 D0 Collaboration

We discuss the collider bounds on minimal Universal Extra Dimension (mUED) model from LHC Run-I and II data. The phenomenology of mUED is determined by only two parameters namely, the compactification scale ($R^{-1}$) of the extra dimension…

High Energy Physics - Phenomenology · Physics 2016-11-23 Debajyoti Choudhury , Kirtiman Ghosh

We consider the neutral triple gauge boson production process in the context of large extra dimensions (LED) model including the Kaluza-Klein (KK) excited gravitons at future linear colliders, say ILC(CLIC). We consider $\gamma\gamma\gamma,…

High Energy Physics - Phenomenology · Physics 2015-06-11 Hao Sun , Ya-Jin Zhou

Universal Extra Dimensions (UEDs) with compactification radius near the TeV scale provide interesting phenomenology at future colliders. The collider signals of the first Kaluza-Klein (KK) level are very similar to those of a supersymmetric…

High Energy Physics - Phenomenology · Physics 2011-03-23 Hsin-Chia Cheng

We study the physics potential of the 8TeV LHC (LHC-8) to discover, during its 2012 run, a large class of extended gauge models or extra dimensional models whose low energy behavior is well represented by an SU(2)^2 x U(1) gauge structure.…

High Energy Physics - Phenomenology · Physics 2012-11-12 Chun Du , Hong-Jian He , Yu-Ping Kuang , Bin Zhang , Neil D. Christensen , R. Sekhar Chivukula , Elizabeth H. Simmons

We demonstrate that the discrepancy between the anomalous magnetic moment measured at BNL and Fermilab and the Standard Model prediction could be explained within the context of low-scale gravity and large extra-dimensions. The dominant…

High Energy Physics - Phenomenology · Physics 2021-10-06 Luis A. Anchordoqui , Ignatios Antoniadis , Xing Huang , Dieter Lust , Tomasz R. Taylor

We examine localized kinetic terms for gauge fields which can propagate into compact, warped extra dimensions. We show that these terms can have a relevant impact on the values of the Kaluza-Klein (KK) gauge field masses, wave functions,…

High Energy Physics - Phenomenology · Physics 2009-09-29 Marcela Carena , Eduardo Ponton , Tim Tait , C. E. M Wagner

We study the production and decay of Kaluza-Klein (KK) gravitons at the Large Hadron Collider (LHC), in the framework of a warped extra dimension in which the Standard Model (SM) fields propagate. Such a scenario can provide solutions to…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kaustubh Agashe , Hooman Davoudiasl , Gilad Perez , Amarjit Soni
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