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Showing 2009 · hep-exShow all

17 papers · 2 filters

hep-ex2009★ 9 cited

Searching the Inclusive Lepton + Photon + Missing ET + b-quark Signature for Radiative Top Quark Decay and Non-Standard-Model Processes

CDF Collaboration, T. Aaltonen

In a search for new phenomena in a signature suppressed in the standard model of elementary particles (SM), we compare the inclusive production of events containing a lepton, a pho…

hep-ex2009★ 31 cited

First Observation of Vector Boson Pairs in a Hadronic Final State at the Tevatron Collider

CDF Collaboration, T. Aaltonen

We present the first observation in hadronic collisions of the electroweak production of vector boson pairs (VV, V=W,Z) where one boson decays to a dijet final state . The data cor…

hep-ex2009★ 57 cited

Production of psi(2S) Mesons in ppbar Collisions at 1.96 TeV

CDF Collaboration, T. Aaltonen

We have measured the differential cross section for the inclusive production of psi(2S) mesons decaying to mu^{+} mu^{-1} that were produced in prompt or B-decay processes from ppb…

hep-ex2009★ 10 cited

Search for Standard Model Higgs Boson Production in Association with a W Boson using a Neural Network

CDF Collaboration, T. Aaltonen

We present a search for standard model Higgs boson production in association with a W boson in proton-antiproton collisions at a center of mass energy of 1.96 TeV. The search emplo…

hep-ex2009★ 31 cited

Search for a Fermiophobic Higgs Boson Decaying into Diphotons in p p-bar Collisions at sqrt{s} = 1.96 TeV

CDF Collaboration, T. Aaltonen

A search for a narrow diphoton mass resonance is presented based on data from 3.0 fb^{-1} of integrated luminosity from p-bar p collisions at sqrt{s} = 1.96 TeV collected by the CD…

hep-ex2009★ 6 cited

Search for narrow resonances lighter than mesons

The CDF collaboration, T. Aaltonen

We report a search for narrow resonances, produced in collisions at TeV, that decay into muon pairs with invariant mass between 6.3 and 9.0 GeV/c^2. The…

hep-ex2009★ 15 cited

A Measurement of the t-tbar Cross Section in p-pbar Collisions at sqrt(s) = 1.96 TeV using Dilepton Events with a Lepton plus Track Selection

The CDF Collaboration, T. Aaltonen

This paper reports a measurement of the cross section for the pair production of top quarks in ppbar collisions at sqrt(s) = 1.96 TeV at the Fermilab Tevatron. The data was collect…

hep-ex2009★ 17 cited

Search for Gluino-Mediated Sbottom Production in p-pbar Collisions at sqrt(s)=1.96 TeV

CDF Collaboration, T. Aaltonen

We report on a search for the supersymmetric partner of the bottom quark produced from gluino decays in data from 2.5 fb-1 of integrated luminosity collected by the Collider Detect…

hep-ex2009★ 322 cited

Evidence for a Narrow Near-Threshold Structure in the Mass Spectrum in Decays

The CDF Collaboration, T. Aaltonen

Evidence is reported for a narrow structure near the threshold in exclusive decays produced in collisions at $\sqrt{s}=1.96 \TeV$. A signal of…

hep-ex2009★ 72 cited

Search for exclusive Z boson production and observation of high mass ppbar->gammagamma->p+ll+pbar events in ppbar collisions at sqrt(s) = 1.96 TeV

CDF Collaboration, T. Aaltonen

We present a search for exclusive Z boson production in proton-antiproton collisions at sqrt(s) = 1.96 TeV, using the CDF II detector at Fermilab. We observe no exclusive Z->ll can…

hep-ex2009★ 64 cited

Search for the Production of Narrow tb Resonances in 1.9 fb-1 of ppbar Collisions at sqrt(s) = 1.96 TeV

CDF Collaboration, T. Aaltonen

We present new limits on resonant tb production in proton-antiproton collisions at 1.96 TeV, using 1.9 fb^-1 of data recorded with the CDF II detector at the Fermilab Tevatron. We…

hep-ex2009★ 173 cited

Observation of exclusive charmonium production and gamma+gamma to mu+mu- in p+pbar collisions at sqrt{s} = 1.96 TeV

CDF Collaboration, T. Aaltonen

We have observed the reactions p+pbar --> p+X+pbar, with X being a centrally produced J/psi, psi(2S) or chi_c0, and gamma+gamma --> mu+mu-, in proton- antiproton collisions at sqrt…

hep-ex2009★ 76 cited

Search for Long-Lived Massive Charged Particles in 1.96 TeV $\bar{p}p}$ Collisions

CDF Collaboration, T. Aaltonen

We performed a signature-based search for long-lived charged massive particles (CHAMPs) produced in 1.0 of collisions at TeV, collected wi…

hep-ex2009★ 17 cited

Measurement of the $\ttbar$ Production Cross Section in 2 fb of $\ppbar$ Collisions at TeV Using Lepton Plus Jets Events with Soft Muon b-Tagging

T. Aaltonen

We present a measurement of the $\ttbar$ production cross section in $\ppbar$ collisions at TeV using events containing a high transverse momentum electron or muon,…

hep-ex2009★ 228 cited

A study of quasi-elastic muon neutrino and antineutrino scattering in the NOMAD experiment

NOMAD Collaboration, V. Lyubushkin

We have studied the muon neutrino and antineutrino quasi-elastic (QEL) scattering reactions ( and ) using a set of experimental data collected by…

hep-ex2009★ 11 cited

Measurement of the top quark mass at CDF using the "neutrino weighting" template method on a lepton plus isolated track sample

The CDF Collaboration, T. Aaltonen, J. Adelman

We present a measurement of the top quark mass with t-tbar dilepton events produced in p-pbar collisions at the Fermilab Tevatron =1.96 TeV and collected by the CDF II de…

hep-ex2009★ 113 cited

Direct Measurement of the Production Charge Asymmetry in $\ppbar$ Collisions at TeV

The CDF Collaboration, T. Aaltonen

We present the first direct measurement of the production charge asymmetry as a function of the boson rapidity $\yW$ in $\ppbar$ collisions at $\TeV$. We…