Browsing Faculty of Engineering by Author "Chatrchyan, S."
Now showing items 101-120 of 203
-
Search for a fermiophobic Higgs boson in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2012-09)Combined results are reported from searches for a fermiophobic Higgs boson in the gamma gamma, WW, and ZZ decay modes in proton-proton collisions at root s = 7 TeV. The explored Higgs boson mass range is 110-300 GeV. The ... -
Search for a Higgs boson decaying into a b-quark pair and produced in association with b quarks in proton-proton collisions at 7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-05-24)A search for a neutral Higgs boson decaying to a pair of b quarks, and produced in association with at least one additional b quark, is presented. Multijet final states with three jets identified as originating from b ... -
Search for a Higgs boson decaying into a Z and a photon in pp collisions at =7 and 8 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-11-04)A search for a Higgs boson decaying into a Z boson and a photon is described. The analysis is performed using proton–proton collision datasets recorded by the CMS detector at the LHC. Events were collected at center-of-mass ... -
Search for a light charged Higgs boson in top quark decays in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2012-07)Results are presented on a search for a light charged Higgs boson that can be produced in the decay of the top quark t -> H(+)b and which, in turn, decays into tau(+)nu(tau). The analysed data correspond to an integrated ... -
Search for a light pseudoscalar higgs boson in the dimuon decay channel in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2012-09-21)The dimuon invariant mass spectrum is searched in the range between 5.5 and 14 GeV for a light pseudoscalar Higgs boson a, predicted in a number of new physics models, including the next-to-minimal supersymmetric standard ... -
Search for a narrow, spin-2 resonance decaying to a pair of Z bosons in the q(q)over-barl(+)l(-) final state
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-01-29)Results are presented from a search for a narrow, spin-2 resonance decaying into a pair of Z bosons, with one Z-boson decaying into leptons (e(+)e(-) or mu(+)mu(-)) and the other into jets. An example of such a resonance ... -
Search for a new bottomonium state decaying to ϒ(1S)π+π− in pp collisions at =b TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-11-25)The results of a search for the bottomonium counterpart, denoted as Xb, of the exotic charmonium state X(3872) is presented. The analysis is based on a sample of pp collisions at View the MathML source collected by the CMS ... -
Search for a non-standard-model Higgs boson decaying to a pair of new light bosons in four-muon final states
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-11-04)Results are reported from a search for non-standard-model Higgs boson decays to pairs of new light bosons, each of which decays into the μ+μ− final state. The new bosons may be produced either promptly or via a decay chain. ... -
Search for a pseudoscalar boson decaying into a Z boson and the 125 GeV Higgs boson in l(+)l(-)b(b)over-bar source final states
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2015-09-02)Results are reported on a search for decays of a pseudoscalar A boson into a Z boson and a light scalar h boson, where the Z boson decays into a pair of oppositely-charged electrons or muons, and the h boson decays into ... -
Search for a standard-model-like Higgs boson with a mass in the range 145 to 1000 GeV at the LHC
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-06-01)A search for a standard-model-like Higgs boson in the H -> WW and H -> ZZ decay channels is reported, for Higgs boson masses in the range 145 < m(H) < 1000 GeV. The search is based upon proton-proton collision data samples ... -
Search for a W ' boson decaying to a bottom quark and a top quark in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-01-29)Results are presented from a search for a W' boson using a dataset corresponding to 5.0 fb(-1) of integrated luminosity collected during 2011 by the CMS experiment at the LHC in pp collisions at root s=7 TeV. The W' boson ... -
Search for a W ' or Techni-rho Decaying into WZ in pp Collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2012-10-05)A search is performed in pp collisions at root s 7 TeV for exotic particles decaying via WZ to final states with electrons and muons. The data sample corresponds to an integrated luminosity of approximately 5 fb(-1). No ... -
Search for anomalous production of events with three or more leptons in pp collisions at root s=8 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2014-08-01)A search for physics beyond the standard model in events with at least three leptons is presented. The data sample, corresponding to an integrated luminosity of 19.5 fb−1 of proton-proton collisions with center-of-mass ... -
Search for anomalous production of highly boosted Z bosons decaying to mu(+)mu(-) in proton-proton collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-05-13)Results are reported from a search for the anomalous production of highly boosted Z bosons with large transverse momentum and decaying to mu(+)mu(-). Such Z bosons may be produced in the decays of new heavy particles. The ... -
Search for baryon number violation in top-quark decays
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2014-04-04)A search for baryon number violation (BNV) in top-quark decays is performed using pp collisions produced by the LHC at View the MathML source. The top-quark decay considered in this search results in one light lepton (muon ... -
Search for charge-asymmetric production of W ' bosons in t(t)over-bar + jet events from pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2012-10-31)A search is presented for charge-asymmetric production of a W' boson that has been proposed to accommodate the forward-backward asymmetry observed in the production of top-antitop quark pairs at the Tevatron. The new heavy ... -
Search for contact interactions in mu(+)mu(-) events in pp collisions at root s = 7 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2013-02-01)Results are reported from a search for the effects of contact interactions using events with a high-mass, oppositely charged muon pair. The events are collected in proton-proton collisions at root s = 7 TeV using the Compact ... -
Search for contact interactions using the inclusive jet p(T) spectrum in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2013-03-01)Results are reported of a search for a deviation in the jet production cross section from the prediction of perturbative quantum chromodynamics at next-to-leading order. The search is conducted using a 7 TeV proton-proton ... -
Search for dark matter and large extra dimensions in monojet events in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2012-09)A search has been made for events containing an energetic jet and an imbalance in transverse momentum using a data sample of pp collisions at a center-of-mass energy of 7 TeV. This signature is common to both dark matter ... -
Search for electroweak production of charginos and neutralinos using leptonic final states in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2012-11)The 2011 dataset of the CMS experiment, consisting of an integrated luminosity of 4.98 fb(-1) of pp collisions at root s = 7 TeV, enables expanded searches for direct electroweak pair production of charginos and neutralinos ...
Share this page