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19912026
Showing 2013 · hep-exShow all

112 papers · 2 filters

hep-ex2013★ 19 cited

Search for a multi-Higgs-boson cascade in WWbb events with the ATLAS detector in pp collisions at sqrt(s) = 8 TeV

ATLAS Collaboration

A search is presented for new particles in an extension to the Standard Model that includes a heavy Higgs boson H0, an intermediate charged Higgs boson pair H+-, and a light Higgs…

hep-ex2013★ 204 cited

Boosted objects and jet substructure at the LHC

BOOST2012 participants- A. Altheimer, A. Arce, L. Asquith +84

This report of the BOOST2012 workshop presents the results of four working groups that studied key aspects of jet substructure. We discuss the potential of the description of jet s…

hep-ex2013★ 94 cited

Search for long-lived stopped R-hadrons decaying out-of-time with pp collisions using the ATLAS detector

ATLAS Collaboration

An updated search is performed for gluino, top squark, or bottom squark R-hadrons that have come to rest within the ATLAS calorimeter, and decay at some later time to hadronic jets…

hep-ex2013★ 50 cited

Measurement of the production cross section for a W boson and two b jets in pp collisions at sqrt(s) = 7 TeV

CMS Collaboration

The production cross section for a W boson and two b jets is measured using proton-proton collisions at sqrt(s) = 7 TeV in a data sample collected with the CMS experiment at the LH…

hep-ex2013★ 51 cited

Measurement of four-jet production in proton-proton collisions at sqrt(s) = 7 TeV

CMS Collaboration

Measurements of the differential cross sections for the production of exactly four jets in proton-proton collisions are presented as a function of the transverse momentum pt and ps…

hep-ex2013★ 137 cited

Measurement of the muon charge asymmetry in inclusive pp to WX production at sqrt(s) = 7 TeV and an improved determination of light parton distribution functions

CMS Collaboration

Measurements of the muon charge asymmetry in inclusive pp to WX production at sqrt(s) = 7 TeV are presented. The data sample corresponds to an integrated luminosity of 4.7 inverse…

hep-ex2013★ 132 cited

Study of double parton scattering using W + 2-jet events in proton-proton collisions at sqrt(s) = 7 TeV

CMS Collaboration

Double parton scattering is investigated in proton-proton collisions at sqrt(s) = 7 TeV where the final state includes a W boson, which decays into a muon and a neutrino, and two j…

hep-ex2013★ 502 cited

Measurement of the properties of a Higgs boson in the four-lepton final state

CMS Collaboration

The properties of a Higgs boson candidate are measured in the H to ZZ to 4l decay channel, with l = e, mu, using data from pp collisions corresponding to an integrated luminosity o…

hep-ex2013★ 79 cited

Search for flavor-changing neutral currents in top-quark decays t to Zq in pp collisions at sqrt(s) = 8 TeV

CMS Collaboration

A search for flavor-changing neutral currents in top-quark decays t to Zq is performed in events produced from the decay chain t t-bar to Zq + Wb, where both vector bosons decay le…

hep-ex2013★ 88 cited

Measurement of dijet cross sections in pp collisions at 7 TeV centre-of-mass energy using the ATLAS detector

ATLAS Collaboration

Double-differential dijet cross sections measured in pp collisions at the LHC with a 7 TeV centre-of-mass energy are presented as functions of dijet mass and rapidity separation of…

hep-ex2013★ 60 cited

Search for top squark and higgsino production using diphoton Higgs boson decays

CMS Collaboration

Results are presented of a search for a "natural" supersymmetry scenario with gauge mediated symmetry breaking. It is assumed that only the supersymmetric partners of the top quark…

hep-ex2013★ 104 cited

Search for top-quark partners with charge 5/3 in the same-sign dilepton final state

CMS Collaboration

A search for the production of heavy partners of the top quark with charge 5/3 is performed in events with a pair of same-sign leptons. The data sample corresponds to an integrated…

hep-ex2013★ 320 cited

Measurement of Higgs boson production and properties in the WW decay channel with leptonic final states

CMS Collaboration

A search for the standard model Higgs boson decaying to a W-boson pair at the LHC is reported. The event sample corresponds to an integrated luminosity of 4.9 and 19.4 inverse femt…

hep-ex2013★ 88 cited

Measurement of the inclusive isolated prompt photon cross section in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector using 4.6 fb-1

ATLAS Collaboration

A measurement of the cross section for the production of isolated prompt photons in pp collisions at a center-of-mass energy sqrt(s) = 7 TeV is presented. The results are based on…

hep-ex2013★ 164 cited

Inclusive search for a vector-like T quark with charge 2/3 in pp collisions at sqrt(s) = 8 TeV

CMS Collaboration

A search is performed for a massive new vector-like quark T, with charge 2/3, that is pair produced together with its antiparticle in proton-proton collisions. The data were collec…

hep-ex2013★ 133 cited

Search for new physics in events with same-sign dileptons and jets in pp collisions at sqrt(s) = 8 TeV

CMS Collaboration

A search for new physics is performed based on events with jets and a pair of isolated, same-sign leptons. The results are obtained using a sample of proton-proton collision data c…

hep-ex2013★ 71 cited

Measurement of the top quark pair production charge asymmetry in proton-proton collisions at 7 TeV using the ATLAS detector

ATLAS Collaboration

This letter presents a measurement of the top quark pair (tt) production charge asymmetry Ac using 4.7 fb-1 of proton-proton collisions at a centre-of-mass energy of 7 TeV collecte…

hep-ex2013★ 53 cited

Measurement of the triple-differential cross section for photon + jets production in proton-proton collisions at sqrt(s) = 7 TeV

CMS Collaboration

A measurement of the triple-differential cross section (sigma as a function of the photon pt and eta and the jet eta) in photon + jets final states using a data sample from proton-…

hep-ex2013★ 21 cited

Probing color coherence effects in pp collisions at sqrt(s) = 7 TeV

CMS Collaboration

A study of color coherence effects in pp collisions at a center-of-mass energy of 7 TeV is presented. The data used in the analysis were collected in 2010 with the CMS detector at…

hep-ex2013★ 15 cited

Search for pair production of excited top quarks in the lepton + jets final state

CMS Collaboration

A search is performed for pair-produced spin-3/2 excited top quarks (t* t*-bar), each decaying to a top quark and a gluon. The search uses data collected with the CMS detector from…

hep-ex2013★ 89 cited

Search for supersymmetry in pp collisions at sqrt(s) = 8 TeV in events with a single lepton, large jet multiplicity, and multiple b jets

CMS Collaboration

Results are reported from a search for supersymmetry in pp collisions at a center-of-mass energy of 8 TeV, based on events with a single isolated lepton (electron or muon) and mult…

hep-ex2013★ 521 cited

Observation of Electron Neutrino Appearance in a Muon Neutrino Beam

K. Abe, J. Adam, H. Aihara +336

The T2K experiment has observed electron neutrino appearance in a muon neutrino beam produced 295 km from the Super-Kamiokande detector with a peak energy of 0.6 GeV. A total of 28…

hep-ex2013★ 80 cited

Measurements of t t-bar spin correlations and top-quark polarization using dilepton final states in pp collisions at sqrt(s) = 7 TeV

CMS Collaboration

Spin correlations in the top quark-antiquark system and the polarization of the top quark are measured using dilepton final states produced in pp collisions at the LHC at sqrt(s) =…

hep-ex2013★ 46 cited

Search for Quantum Black-Hole Production in High-Invariant-Mass Lepton+Jet Final States Using Proton-Proton Collisions at sqrt(s) = 8 TeV and the ATLAS Detector

ATLAS Collaboration

This Letter presents a search for quantum black-hole production using 20.3 inverse fb of data collected with the ATLAS detector in pp collisions at the LHC at sqrt(s) = 8 TeV. The…