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19912026
Showing 2004 · nucl-exShow all

22 papers · 2 filters

nucl-ex2004★ 9 cited

Correlation functions and emission time sequence of light charged particles from projectile-like fragment source in E/A = 44 and 77 MeV 40Ar + 27Al collisions

R. Ghetti, J. Helgesson, G. Lanzano' +13

Two-particle correlation functions, involving protons, deuterons, tritons, and alpha-particles, have been measured at very forward angles (0.7 deg < theta_lab < 7 deg), in order to…

nucl-ex2004★ 84 cited

Nuclear Modification Factors for Hadrons At Forward and Backward Rapidities in Deuteron-Gold Collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, S. S. Adler

We report on charged hadron production in deuteron-gold reactions at sqrt(s_NN) = 200 GeV. Our measurements in the deuteron-direction cover 1.4 < eta < 2.2, referred to as forward…

nucl-ex2004★ 15 cited

Mass and Isospin Effects in Multifragmentation

C. Sfienti, the ALADiN2000 Collaboration

A systematic study of isospin effects in the breakup of projectile spectators at relativistic energies has been performed with the ALADiN spectrometer at the GSI laboratory (Darmst…

nucl-ex2004★ 90 cited

Directed and elliptic flow in Au + Au at intermediate energies

J. Lukasik, G. Auger, M. L. Begemann-Blaich +37

Directed and elliptic flow for the Au + Au system at incident energies between 40 and 150 MeV per nucleon has been measured using the INDRA 4 pi multi-detector. For semi-central co…

nucl-ex2004★ 113 cited

Production of phi mesons at mid-rapidity in sqrt(s_NN) = 200 GeV Au+Au collisions at RHIC

PHENIX Collaboration, S. S. Adler

We present the first results of meson production in the K^+K^- decay channel from Au+Au collisions at sqrt(s_NN) = 200 GeV as measured at mid-rapidity by the PHENIX detector at RHI…

nucl-ex2004★ 3k cited

Formation of dense partonic matter in relativistic nucleus-nucleus collisions at RHIC: Experimental evaluation by the PHENIX collaboration

PHENIX Collaboration, K. Adcox

Extensive experimental data from high-energy nucleus-nucleus collisions were recorded using the PHENIX detector at the Relativistic Heavy Ion Collider (RHIC). The comprehensive set…

nucl-ex2004★ 31 cited

Exclusive Photoproduction of the Cascade (Xi) Hyperons

J. W. Price

We report on the first measurement of exclusive Xi-(1321) hyperon photoproduction in gamma p --> K+ K+ Xi- for 3.2 < E(gamma) < 3.9 GeV. The final state is identified by the missin…

nucl-ex2004★ 142 cited

Centrality Dependence of Charm Production from Single Electrons in Au+Au Collisions at sqrt(s_NN) = 200 GeV

the PHENIX Collaboration, S. S. Adler

The PHENIX experiment has measured mid-rapidity transverse momentum spectra (0.4 < p_T < 4.0 GeV/c) of single electrons as a function of centrality in Au+Au collisions at sqrt(s_NN…

nucl-ex2004★ 41 cited

The Quasielastic 3He(e,e'p)d Reaction at Q^2 = 1.5 GeV^2 for Recoil Momenta up to 1 GeV/c

M. M. Rvachev

We have studied the quasielastic 3He(e,e'p)d reaction in perpendicular coplanar kinematics, with the energy and momentum transferred by the electron fixed at 840 MeV and 1502 MeV/c…

nucl-ex2004★ 67 cited

Jet Structure of Baryon Excess in Au+Au Collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, S. S. Adler

Two particle correlations between identified meson and baryon trigger particles with 2.5 < p_T < 4.0 GeV/c and lower p_T charged hadrons have been measured at midrapidity by the PH…

nucl-ex2004★ 52 cited

Measurement of the 3He(e,e'p)pn reaction at high missing energies and momenta

F. Benmokhtar

Results of the Jefferson Lab Hall A quasielastic 3He(e,e'p)pn measurements are presented. These measurements were performed at fixed transferred momentum and energy, q = 1502 MeV/c…

nucl-ex2004★ 61 cited

Isotopic and velocity distributions of Bi produced in charge-pickup reactions of 208Pb at 1 A GeV

A. Kelic, K. -H. Schmidt, T. Enqvist +15

Isotopically resolved cross sections and velocity distributions have been measured in charge-pickup reactions of 1 A GeV 208Pb with proton, deuterium and titanium target. The total…

nucl-ex2004★ 80 cited

Deuteron and antideuteron production in Au+Au collisions at sqrt(s_NN)=200 GeV

PHENIX Collaboration, S. S. Adler

The production of deuterons and antideuterons in the transverse momentum range 1.1 < p_T < 4.3 GeV/c at mid-rapidity in Au + Au collisions at sqrt(s_NN)=200 GeV has been studied by…

nucl-ex2004★ 39 cited

Complete Angular Distribution Measurements of Two-Body Deuteron Photodisintegration between 0.5 and 3 GeV

M. Mirazita, The CLAS collaboration

Nearly complete angular distributions of the two-body deuteron photodisintegration differential cross section have been measured using the CLAS detector and the tagged photon beam…

nucl-ex2004★ 5 cited

Survey of A_LT' asymmetries in semi-exclusive electron scattering on He4 and C12

D. Protopopescu

Single spin azimuthal asymmetries A_LT' were measured at Jefferson Lab using 2.2 and 4.4 GeV longitudinally polarized electrons incident on He4 and C12 targets in the CLAS detector…

nucl-ex2004★ 192 cited

Precision Measurement of the Neutron Spin Asymmetries and Spin-dependent Structure Functions in the Valence Quark Region

X. Zheng

We report on measurements of the neutron spin asymmetries and polarized structure functions at three kinematics in the deep inelastic region, with ,…

nucl-ex2004★ 46 cited

Nucleon-induced reactions at intermediate energies: New data at 96 MeV and theoretical status

V. Blideanu, F. R. Lecolley, J. F. Lecolley +32

Double-differential cross sections for light charged particle production (up to A=4) were measured in 96 MeV neutron-induced reactions, at TSL laboratory cyclotron in Uppsala (Swed…

nucl-ex2004★ 49 cited

Model-independent tracking of criticality signals in nuclear multifragmentation data

J. D. Frankland, A. Chbihi, A. Mignon +41

We look for signals of criticality in multifragment production in heavy-ion collisions using model-independent universal fluctuations theory. The phenomenon is studied as a functio…

nucl-ex2004★ 195 cited

Parity-violating electroweak asymmetry in scattering

HAPPEX Collaboration

We have measured the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from protons. Significant contributions to this asymmetry could arise f…

nucl-ex2004★ 10 cited

The spin-dependent nd scattering length - a proposed high-accuracy measurement

B. van den Brandt, H. W. Griesshammer, P. Hautle +3

The understanding of few-nucleon systems at low energies is essential, e.g. for accurate predictions of element abundances in big-bang and stellar fusion. Novel effective field the…

nucl-ex2004★ 174 cited

Bose-Einstein Correlations of Charged Pion Pairs in Au+Au Collisions at sqrt(s_NN)=200_ GeV

PHENIX Collaboration, S. S. Adler

Bose-Einstein correlations of identically charged pion pairs were measured by the PHENIX experiment at mid-rapidity in Au+Au collisions at = 200 GeV. The Bertsc…

nucl-ex2004★ 39 cited

The dynamics of the quasielastic 16O(e,e'p) reaction at Q^2 = 0.8 (GeV/c)^2

K. G. Fissum

The physics program in Hall A at Jefferson Lab commenced in the summer of 1997 with a detailed investigation of the 16O(e,e'p) reaction in quasielastic, constant (q,w) kinematics a…