1,103 Result(s)
within
English
Elementary Particles, Quantum Field Theory
**-cheng Huang
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Article
Open AccessTransverse-momentum and pseudorapidity distributions of charged hadrons in pp collisions at \(\sqrt{s} = 0.9 \) and 2.36 TeV
Measurements of inclusive charged-hadron transverse-momentum and pseudorapidity distributions are presented for proton-proton collisions at ...
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Open AccessPerformance of the ATLAS detector using first collision data
More than half a million minimum-bias events of LHC collision data were collected by the ATLAS experiment in December 2009 at centre-of-mass energies of 0.9 TeV and 2.36 TeV. This paper reports on studies of t...
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Open AccessObservation of long-range, near-side angular correlations in proton-proton collisions at the LHC
Results on two-particle angular correlations for charged particles emitted in proton-proton collisions at center-of-mass energies of 0.9, 2.36, and 7 TeV are presented, using data collected with the CMS detect...
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Open AccessReadiness of the ATLAS liquid argon calorimeter for LHC collisions
The ATLAS liquid argon calorimeter has been operating continuously since August 2006. At this time, only part of the calorimeter was readout, but since the beginning of 2008, all calorimeter cells have been co...
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Open AccessDrift Time Measurement in the ATLAS Liquid Argon Electromagnetic Calorimeter using Cosmic Muons
The ionization signals in the liquid argon of the ATLAS electromagnetic calorimeter are studied in detail using cosmic muons. In particular, the drift time of the ionization electrons is measured and used to a...
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Open AccessCMS tracking performance results from early LHC operation
The first LHC pp collisions at centre-of-mass energies of 0.9 and 2.36 TeV were recorded by the CMS detector in December 2009. The trajectories of charged particles produced in the collisions were reconstructe...
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Open AccessFirst measurement of the underlying event activity at the LHC with \(\sqrt{s} = 0.9\) TeV
A measurement of the underlying activity in scattering processes with p T scale in the GeV region is performed in proton–proton collisions at ...
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Open AccessMeasurement of the W → ℓν and Z/γ * → ℓℓ production cross sections in proton-proton collisions at \( \sqrt {s} = 7\;{\text{TeV}} \) with the ATLAS detector
First measurements of the W → ℓν and Z/γ * → ℓℓ (ℓ = e, μ) production cross sections in proton-proton collisions at
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Open AccessCharged particle multiplicities in pp interactions at \( \sqrt {s} = 0.9 \) , 2.36, and 7 TeV
Measurements of primary charged hadron multiplicity distributions are presented for non-single-diffractive events in proton-proton collisions at centre-of-mass energies of
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Open AccessMeasurement of inclusive jet and dijet cross sections in proton-proton collisions at 7 TeV centre-of-mass energy with the ATLAS detector
Jet cross sections have been measured for the first time in proton-proton collisions at a centre-of-mass energy of 7 TeV using the ATLAS detector. The measurement uses an integrated luminosity of 17 nb−1 recorded...
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Open AccessGoldstini as the decaying dark matter
We consider a new scenario for supersymmetric decaying dark matter without R-parity violation in theories with goldstini, which arise if supersymmetry is broken independently by multiple sequestered sectors. The ...
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Open AccessSearch for heavy stable charged particles in pp collisions at \( \sqrt {s} = 7\;{\text{TeV}} \)
The result of a search at the LHC for heavy stable charged particles produced in pp collisions at \( \sqrt {s} = 7\;{\text{TeV}} \) ...
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Open AccessInclusive b-hadron production cross section with muons in pp collisions at \( \sqrt {s} = 7\;{\text{TeV}} \)
A measurement of the b-hadron production cross section in proton-proton collisions at \( \sqrt {s} = 7\;{\text{TeV}} \)
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Open AccessMeasurement of \( {\text{B}}\overline {\text{B}} \) angular correlations based on secondary vertex reconstruction at \( \sqrt {s} = 7\,{\text{TeV}} \)
A measurement of the angular correlations between beauty and anti-beauty hadrons ( \( {\text{B}}\overline {\text{B}} \) )...
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Open AccessMeasurement of the lepton charge asymmetry in inclusive W production in pp collisions at \( \sqrt {s} = 7\;{\text{TeV}} \)
A measurement of the lepton charge asymmetry in inclusive pp → WX production at \( \sqrt {s} = 7\;{\text{TeV}} \) is pr...
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Open AccessLuminosity determination in pp collisions at \(\sqrt{s} = 7\) TeV using the ATLAS detector at the LHC
Measurements of luminosity obtained using the ATLAS detector during early running of the Large Hadron Collider (LHC) at \(\sqrt{s} = 7\) ...
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Open AccessMeasurement of Bose-Einstein correlations in pp collisions at \( \sqrt {s} = 0.9 \) and 7 TeV
Bose-Einstein correlations between identical particles are measured in samples of proton-proton collisions at 0.9 and 7 TeV centre-of-mass energies, recorded by the CMS experiment at the LHC. The signal is obs...
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Open AccessMeasurements of underlying-event properties using neutral and charged particles in pp collisions at \(\sqrt{s}=900\) GeV and \(\sqrt{s}=7\) TeV with the ATLAS detector at the LHC
We present first measurements of charged and neutral particle-flow correlations in pp collisions using the ATLAS calorimeters. Data were collected in 2009 and 2010 at centre-of-mass energies of 900 GeV and 7 TeV....
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Open AccessStrange particle production in pp collisions at \( \sqrt {s} = 0.9 \) and 7 TeV
The spectra of strange hadrons are measured in proton-proton collisions, recorded by the CMS experiment at the CERN LHC, at centre-of-mass energies of 0.9 and 7 TeV. The
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Open AccessSearch for large extra dimensions in the diphoton final state at the Large Hadron Collider
A search for large extra spatial dimensions via virtual-graviton exchange in the diphoton channel has been carried out with the CMS detector at the LHC. No excess of events above the standard model expectation...
