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19912026
most citedPlanck 2015 results. XIII. Cosmological parameters

10.6k citations

Showing 2011 · nucl-exShow all

21 papers · 2 filters

nucl-ex2011★ 74 cited

Anomaly in the K^0_S Sigma^+ photoproduction cross section off the proton at the K* threshold

R. Ewald, A. V. Anisovich, B. Bantes +57

The photoproduction reaction is investigated in the energy region from threshold to \,MeV. The differential cross section exhibits increasin…

nucl-ex2011★ 36 cited

Molecular Structures in T=1 states of 10B

A. N. Kuchera, G. V. Rogachev, V. Z. Goldberg +14

Multi-center (molecular) structures can play an important role in light nuclei. The highly deformed rotational band in 10Be with band head at 6.179 MeV has been observed recently a…

nucl-ex2011★ 11 cited

Measurement of the nuclear multiplicity ratio for hadronization at CLAS

A. Daniel, K. Hicks, W. K. Brooks +2

The influence of cold nuclear matter on lepto-production of hadrons in semi-inclusive deep inelastic scattering is measured using the CLAS detector in Hall B at Jefferson Lab and a…

nucl-ex2011★ 67 cited

Measurement of the neutron F2 structure function via spectator tagging with CLAS

N. Baillie, S. Tkachenko, J. Zhang +147

We report on the first measurement of the F2 structure function of the neutron from semi-inclusive scattering of electrons from deuterium, with low-momentum protons detected in the…

nucl-ex2011★ 4 cited

Upper limits for the photoproduction cross section for the Phi--(1860) pentaquark state off the deuteron

H. Egiyan, J. Langheinrich, R. W. Gothe +10

We searched for the Phi--(1860) pentaquark in the photoproduction process off the deuteron in the Xi- pi- decay channel using CLAS. The invariant mass spectrum of the Xi- pi- syste…

nucl-ex2011★ 73 cited

Quasi-free photoproduction of eta-mesons off the deuteron

I. Jaegle, B. Krusche, A. V. Anisovich +69

Precise data for quasi-free photoproduction of mesons off the deuteron have been measured at the Bonn ELSA accelerator with the combined Crystal Barrel/TAPS detector for incide…

nucl-ex2011★ 145 cited

Dependence on pseudorapidity and centrality of charged hadron production in PbPb collisions at a nucleon-nucleon centre-of-mass energy of 2.76 TeV

CMS Collaboration

A measurement is presented of the charged hadron multiplicity in hadronic PbPb collisions, as a function of pseudorapidity and centrality, at a collision energy of 2.76 TeV per nuc…

nucl-ex2011★ 25 cited

Photoproduction of Neutral Pions off Protons

TAPS Collaboration, V. Crede, N. Sparks +59

Photoproduction of neutral pions has been studied with the CBELSA/TAPS detector in the reaction for photon energies between 0.85 and 2.50 GeV. The mesons are obs…

nucl-ex2011★ 195 cited

Suppression of Upsilon excited states in PbPb collisions at a nucleon-nucleon centre-of-mass energy of 2.76 TeV

CMS Collaboration

A comparison of the relative yields of Upsilon resonances in the mu(+) mu(-) decay channel in PbPb and pp collisions at a centre-of-mass energy per nucleon pair of 2.76 TeV, is per…

nucl-ex2011★ 47 cited

Production of omega mesons in p+p, d+Au, Cu+Cu, and Au+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +538

The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured omega meson production via leptonic and hadronic decay channels in p+p, d+Au, Cu+Cu, and Au+Au coll…

nucl-ex2011★ 157 cited

Long-range and short-range dihadron angular correlations in central PbPb collisions at a nucleon-nucleon center of mass energy of 2.76 TeV

CMS Collaboration

First measurements of dihadron correlations for charged particles are presented for central PbPb collisions at a nucleon-nucleon center-of-mass energy of 2.76 TeV over a broad rang…

nucl-ex2011★ 125 cited

Suppression of back-to-back hadron pairs at forward rapidity in d+Au Collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +377

Back-to-back hadron pair yields in d+Au and p+p collisions at sqrt(s_NN)=200 GeV were measured with the PHENIX detector at the Relativistic Heavy Ion Collider. Rapidity separated h…

nucl-ex2011★ 221 cited

Observation of direct-photon collective flow in sqrt(s_NN)=200 GeV Au+Au collisions

A. Adare, S. Afanasiev, C. Aidala +380

The second Fourier component v_2 of the azimuthal anisotropy with respect to the reaction plane was measured for direct photons at midrapidity and transverse momentum (p_T) of 1--1…

nucl-ex2011★ 358 cited

Measurements of Higher-Order Flow Harmonics in Au+Au Collisions at sqrt(s_NN) = 200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

Flow coefficients v_n for n = 2, 3, 4, characterizing the anisotropic collective flow in Au+Au collisions at sqrt(s_NN) = 200 GeV, are measured relative to event planes Ψ_n determi…

nucl-ex2011★ 222 cited

J/psi suppression at forward rapidity in Au+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

Heavy quarkonia are observed to be suppressed in relativistic heavy ion collisions relative to their production in p+p collisions scaled by the number of binary collisions. In orde…

nucl-ex2011★ 21 cited

Electromagnetic Decay of the to

D. Keller, K. Hicks, CLAS Collaboration

The electromagnetic decay was studied using the CLAS detector at the Thomas Jefferson National Accelerator Facility. A real photon beam with a maximum energy of…

nucl-ex2011★ 31 cited

In-beam gamma-ray spectroscopy of 35Mg and 33Na

A. Gade, D. Bazin, B. A. Brown +12

Excited states in the very neutron-rich nuclei 35Mg and 33Na were populated in the fragmentation of a 38Si projectile beam on a Be target at 83 MeV/u beam energy. We report on the…

nucl-ex2011★ 109 cited

Study of Z boson production in PbPb collisions at nucleon-nucleon centre of mass energy = 2.76 TeV

CMS Collaboration

A search for Z bosons in the mu^+mu^- decay channel has been performed in PbPb collisions at a nucleon-nucleon centre of mass energy = 2.76 TeV with the CMS detector at the LHC, in…

nucl-ex2011★ 709 cited

Observation and studies of jet quenching in PbPb collisions at nucleon-nucleon center-of-mass energy = 2.76 TeV

CMS Collaboration

Jet production in PbPb collisions at a nucleon-nucleon center-of-mass energy of 2.76 TeV was studied with the CMS detector at the LHC, using a data sample corresponding to an integ…

nucl-ex2011★ 226 cited

Identified charged hadron production in p+p collisions at sqrt(s)=200 and 62.4 GeV

A. Adare, S. Afanasiev, C. Aidala +428

Transverse momentum distributions and yields for , , and in collisions at =200 and 62.4 GeV at midrapidity are measured by the PHENI…

nucl-ex2011★ 175 cited

Final Analysis of Proton Form Factor Ratio Data at , 4.8 and 5.6 GeV

A. J. R. Puckett, E. J. Brash, O. Gayou +71

Precise measurements of the proton electromagnetic form factor ratio using the polarization transfer method at Jefferson Lab have revolutionized the understan…