output
19922026
Showing 2003 · nucl-exShow all

22 papers · 2 filters

nucl-ex2003★ 95 cited

Azimuthally sensitive Hanbury Brown-Twiss interferometry in Au+Au collisions at sqrt(s_{NN}) = 200 GeV

STAR Collaboration

We present the results of a systematic study of the shape of the pion distribution in coordinate space at freeze-out in Au+Au collisions at RHIC using two-pion Hanbury Brown-Twiss…

nucl-ex2003★ 412 cited

Identified particle distributions in pp and Au+Au collisions at sqrt{s_NN}=200 GeV

STAR Collaboration, J. Adams

Transverse mass and rapidity distributions for charged pions, charged kaons, protons and antiprotons are reported for sqrt{s_NN}=200 GeV pp and Au+Au collisions at RHIC. The transv…

nucl-ex2003★ 225 cited

Azimuthal anisotropy at RHIC: the first and fourth harmonics

STAR collaboration, J. Adams

We report the first observations of the first harmonic (directed flow, v_1), and the fourth harmonic (v_4), in the azimuthal distribution of particles with respect to the reaction…

nucl-ex2003★ 141 cited

Pion, kaon, proton and anti-proton transverse momentum distributions from p+p and d+Au collisions at GeV

STAR Collaboration

Identified mid-rapidity particle spectra of , , and from 200 GeV p+p and d+Au collisions are reported. A time-of-flight detector based on multi-gap r…

nucl-ex2003★ 102 cited

The TOFp/pVPD Time of Flight System for STAR

W. J. Llope, F. Geurts, J. W. Mitchell +13

A time-of-flight system was constructed for the STAR Experiment for the direct identification of hadrons produced in 197Au+197Au collisions at RHIC. The system consists of two sepa…

nucl-ex2003★ 42 cited

Two-Nucleon Momentum Distributions Measured in 3He(e,e'pp)n

CLAS Collaboration, R. A. Niyazov, L. B. Weinstein

We have measured the 3He(e,e'pp)n reaction at 2.2 GeV over a wide kinematic range. The kinetic energy distribution for `fast' nucleons (p > 250 MeV/c) peaks where two nucleons each…

nucl-ex2003★ 81 cited

Event-wise mean p_t fluctuations in Au-Au collisions at sqrt{s_{NN}} = 130 GeV

STAR Collaboration, J. Adams

We present the first large-acceptance measurement of event-wise mean transverse momentum mean p_t fluctuations for Au-Au collisions at nucleon-nucleon center-of-momentum collision…

nucl-ex2003★ 176 cited

Multi-Strange Baryon Production in Au-Au collisions at sqrt(s_NN) = 130 GeV

J. Adams

The transverse mass spectra and mid-rapidity yields for s and s plus their anti-particles are presented. The 10% most central collision yields suggest that the amount of mult…

nucl-ex2003★ 112 cited

Multiplicity fluctuations in Au+Au collisions at GeV

J. Adams

We present the results of charged particle fluctuations measurements in Au + Au collisions at GeV using the STAR detector. Dynamical fluctuations measurements a…

nucl-ex2003★ 25 cited

Study of polarized-e polarized-p --> e-prime p pi0 in the Delta(1232) mass region using polarization asymmetries

A. Biselli

Measurements of the angular distributions of target and double spin asymmetries for the Delta(1232) in the exclusive channel (polarized-p polarized-e,e-prime p)pi0 obtained at Jeff…

nucl-ex2003★ 37 cited

Pion-Kaon correlations in central Au+Au collisions at GeV

J. Adams

Pion-kaon correlation functions are constructed from central Au+Au data taken at GeV. The results suggest that pions and kaons are not emitted at the same ave…

nucl-ex2003★ 154 cited

rho^0 Production and Possible Modification in Au+Au and p+p Collisions at sqrt(s_NN) = 200 GeV

J. Adams

We report results on rho(770)^0 -> pi+pi- production at midrapidity in p+p and peripheral Au+Au collisions at sqrt(s_NN) = 200 GeV. This is the first direct measurement of rho(770)…

nucl-ex2003★ 22 cited

Rapidity and Centrality Dependence of Proton and Anti-proton Production from Au+Au Collisions at sqrt(sNN) = 130GeV

J. Adams

We report on the rapidity and centrality dependence of proton and anti-proton transverse mass distributions from Au+Au collisions at sqrt(sNN) = 130GeV as measured by the STAR expe…

nucl-ex2003★ 81 cited

Measurement of the Proton Spin Structure Function for from 0.15 to 1.6 GeV with CLAS

R. Fatemi, A. V. Skabelin, V. D. Burkert +5

Double-polarization asymmetries for inclusive scattering were measured at Jefferson Lab using 2.6 and 4.3 GeV longitudinally polarized electrons incident on a longitudinally p…

nucl-ex2003★ 61 cited

Three-Pion Hanbury-Brown-Twiss Correlations in Relativistic Heavy-Ion Collisions from the STAR Experiment

STAR Collaboration

Data from the first physics run at the Relativistic Heavy-Ion Collider at Brookhaven National Laboratory, Au+Au collisions at GeV, have been analyzed by the STA…

nucl-ex2003★ 658 cited

Evidence from d+Au measurements for final-state suppression of high hadrons in Au+Au collisions at RHIC

J. Adams

We report measurements of single-particle inclusive spectra and two-particle azimuthal distributions of charged hadrons at high transverse momentum (high ) in minimum bias and…

nucl-ex2003★ 555 cited

Particle-type dependence of azimuthal anisotropy and nuclear modification of particle production in Au+Au collisions at s(NN)**(1/2) = 200-GeV

STAR Collaboration

We present STAR measurements of the azimuthal anisotropy parameter and the binary-collision scaled centrality ratio for kaons and lambdas () at mid-rapidity…

nucl-ex2003★ 182 cited

Hyperon Photoproduction in the Nucleon Resonance Region

J. W. C. McNabb, R. A. Schumacher, L. Todor

Cross-sections and recoil polarizations for the reactions gamma + p --> K^+ + Lambda and gamma + p --> K^+ + Sigma^0 have been measured with high statistics and with good angular c…

nucl-ex2003★ 717 cited

Transverse momentum and collision energy dependence of high hadron suppression in Au+Au collisions at ultrarelativistic energies

J. Adams

We report high statistics measurements of inclusive charged hadron production in Au+Au and p+p collisions at \sqrtsNN=200 GeV. A large, approximately constant hadron suppression is…

nucl-ex2003★ 117 cited

Narrowing of the Balance Function with Centrality in Au+Au Collisions at sqrt(sNN) = 130 GeV

STAR Collaboration

The balance function is a new observable based on the principle that charge is locally conserved when particles are pair produced. Balance functions have been measured for charged…

nucl-ex2003★ 163 cited

Observation of Nuclear Scaling in the Reaction at 1

K. Sh Egiyan

The ratios of inclusive electron scattering cross sections of He, C, and Fe to He have been measured for the first time. It is shown that these ratios are ind…

nucl-ex2003★ 64 cited

Measurement of the Polarized Structure Function for in the Resonance Region

CLAS Collaboration, K. Joo, L. C. Smith

The polarized longitudinal-transverse structure function has been measured in the resonance region at and 0.65 GeV. Data for the $p(\vec e,…