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19912026
most citedPlanck 2015 results. XIII. Cosmological parameters

10.6k citations

Showing 2007 · nucl-exShow all

23 papers · 2 filters

nucl-ex2007★ 44 cited

Source breakup dynamics in Au+Au Collisions at sqrt(s_NN)=200 GeV via three-dimensional two-pion source imaging

PHENIX Collaboration, S. Afanasiev

A three-dimensional (3D) correlation function obtained from mid-rapidity, low pT pion pairs in central Au+Au collisions at sqrt(s_NN)=200 GeV is studied. The extracted model-indepe…

nucl-ex2007★ 7 cited

Ratios of 15N/12C and 4He/12C inclusive electroproduction cross sections in the nucleon resonance region

CLAS Collaboration, P. E. Bosted, R. Fersch

The (W,Q2)-dependence of the ratio of inclusive electron scattering cross sections for 15N/12C was determined in the kinematic range 0.8<W<2 GeV and 0.2<Q2<1 GeV2 using 2.285 GeV e…

nucl-ex2007★ 109 cited

Cold Nuclear Matter Effects on J/Psi as Constrained by Deuteron-Gold Measurements at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, A. Adare

We present a new analysis of J/psi production yields in deuteron-gold collisions at sqrt(s_NN) = 200 GeV using data taken by the PHENIX experiment in 2003 and previously published…

nucl-ex2007★ 50 cited

Evidence for a parity doublet Delta(1920)P_{33} and Delta(1940)D_{33}$ from γp\to pπ^0η

I. Horn

Evidence is reported for the existence of a parity doublet of Delta resonances with total angular momentum J=3/2 from photoproduction of the p pi^0 eta final state. The two parity…

nucl-ex2007★ 63 cited

Cross sections and beam asymmetries for $\vev{e}p \to enπ^+$ in the nucleon resonance region for

K. Park, V. D. Burkert, W. Kim +1

The exclusive electroproduction process was measured in the range of the photon virtuality , and the invariant mass range…

nucl-ex2007★ 25 cited

Centrality dependence of charged hadron production in deuteron+gold and nucleon+gold collisions at sqrt(s_NN)=200 GeV

PHENIX Collaboration, S. S. Adler

We present transverse momentum (p_T) spectra of charged hadrons measured in deuteron-gold and nucleon-gold collisions at \sqrts = 200 GeV for four centrality classes. Nucleon-gold…

nucl-ex2007★ 76 cited

Search for medium modification of the meson

R. Nasseripour, M. H. Wood, C. Djalali +5

The photoproduction of vector mesons on various nuclei has been studied using the CEBAF Large Acceptance Spectrometer (CLAS) at Jefferson Laboratory. The vector mesons, , , a…

nucl-ex2007★ 44 cited

Pion Production by Protons on a Thin Beryllium Target at 6.4, 12.3, and 17.5 GeV/c Incident Proton Momenta

E910 Collaboration, I. Chemakin, V. Cianciolo +32

An analysis of inclusive pion production in proton-beryllium collisions at 6.4, 12.3, and 17.5 GeV/c proton beam momentum has been performed. The data were taken by Experiment 910…

nucl-ex2007★ 64 cited

High Resolution Spectroscopy of 12B_Lambda by Electroproduction

M. Iodice, F. Cusanno, A. Acha +96

An experiment measuring electroproduction of hypernuclei has been performed in Hall A at Jefferson Lab on a C target. In order to increase counting rates and provide unambig…

nucl-ex2007★ 87 cited

Transverse momentum and centrality dependence of dihadron correlations in Au+Au collisions at sqrt(s_NN)=200 GeV: Jet-quenching and the response of partonic matter

PHENIX Collaboration, A. Adare

Azimuthal angle Δϕcorrelations are presented for charged hadrons from dijets for 0.4 < p_T < 10 GeV/c in Au+Au collisions at sqrt(s_NN) = 200 GeV. With increasing p_T, the away-sid…

nucl-ex2007★ 30 cited

Measurement of density correlations in pseudorapidity via charged particle multiplicity fluctuations in Au+Au collisions at sqrt(s_NN)=200 GeV

PHENIX Collaboration, S. S. Adler

Longitudinal density correlations of produced matter in Au+Au collisions at sqrt(s_NN)=200 GeV have been measured from the inclusive charged particle distributions as a function of…

nucl-ex2007★ 97 cited

Q^2 Dependence of the S_{11}(1535) Photocoupling and Evidence for a P-wave resonance in eta electroproduction

H. Denizli, J. Mueller, S. Dytman et al.

New cross sections for the reaction are reported for total center of mass energy =1.5--2.3 GeV and invariant squared momentum transfer =0.13--3.3 GeV. Thi…

nucl-ex2007★ 56 cited

Photoproduction of pi0-mesons off protons from the Delta(1232) region to E(gamma) = 3 GeV

H. van Pee, O. Bartholomy, V. Crede

Photoproduction of pi0 mesons was studied with the Crystal-Barrel detector at ELSA for incident energies from 300 MeV to 3 GeV. Differential cross sections d sigma /d Omega, d sigm…

nucl-ex2007★ 10 cited

Photoproduction of pi0 omega off protons for E(gamma) < 3 GeV

J. Junkersfeld

Differential and total cross-sections for photoproduction of gamma proton to proton pi0 omega and gamma proton to Delta+ omega were determined from measurements of the CB-ELSA expe…

nucl-ex2007★ 131 cited

Elliptic flow for phi mesons and (anti)deuterons in Au+Au collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, S. Afanasiev

Differential elliptic flow (v_2) for phi mesons and (anti)deuterons (d^bar)d is measured for Au+Au collisions at sqrt(s_NN) = 200 GeV. The v_2 for phi mesons follows the trend of l…

nucl-ex2007★ 34 cited

Competition between normal and intruder states inside the "Island of Inversion"

Vandana Tripathi, S. L. Tabor, P. F. Mantica +13

The beta decay of the exotic 30Ne (N=20) is reported. For the first time, the low-energy level structure of the N=19, 30Na (Tz = 4), is obtained from beta-delayed gamma spectroscop…

nucl-ex2007★ 28 cited

First measurement of coherent -meson photoproduction on deuteron at low energies

CLAS collaboration, T. Mibe, H. Gao +4

The cross section and decay angular distributions for the coherent ϕmeson photoproduction on the deuteron have been measured for the first time up to a squared four-momentum transf…

nucl-ex2007★ 19 cited

Evidence for a backward peak in the gamma+d->pi^0+d cross section near the eta threshold

Y. Ilieva, B. L. Berman, A. E. Kudryavtsev +2

High-quality cross sections for the reaction gamma+d->pi^0+d have been measured using the CLAS at Jefferson Lab over a wide energy range near and above the eta-meson photoproductio…

nucl-ex2007★ 96 cited

Measurement of the beam asymmetry in eta-photoproduction off the proton

D. Elsner et al.

The beam asymmetry, , was measured at ELSA in the reaction using linearly polarised tagged photon beams, produced by coherent bremsstrahlung off a diamond. The…

nucl-ex2007★ 40 cited

Cascade production in the reactions gamma p --> K+ K+ (X) and gamma p --> K^+ K^+ pi- (X)

L. Guo, D. P. Weygand, M. Battaglieri +3

Photoproduction of the cascade resonances has been investigated in the reactions and . The mass split of the doublet is measured to…

nucl-ex2007★ 47 cited

Compton Scattering Cross Section on the Proton at High Momentum Transfer

A. Danagoulian, V. H. Mamyan, M. Roedelbronn +1

Cross-section values for Compton scattering on the proton were measured at 25 kinematic settings over the range s = 5-11 and -t = 2-7 GeV2 with statistical accuracy of a few percen…

nucl-ex2007★ 42 cited

Experimental study of exclusive H reaction mechanisms at high

K. S. Egiyan, the CLAS Collaboration

The reaction H has been studied with full kinematic coverage for photon virtuality GeV. Comparisons of experimental data with theory indicat…

nucl-ex2007★ 36 cited

Cross Sections for the Reaction at GeV

I. Hleiqawi, K. Hicks, D. Carman +1

Differential cross sections for the reaction are presented at nine bins in photon energy in the range from 1.7 to 3.0 GeV. The \kstar was detected by its decay…