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Beam-energy and centrality dependence of direct-photon emission from ultra-relativistic heavy-ion collisions
A. Adare, S. Afanasiev, C. Aidala +669
The PHENIX collaboration presents first measurements of low-momentum ( GeV/) direct-photon yields from AuAu collisions at =39 and 62.4 GeV. For b…
Low-momentum direct photon measurement in CuCu collisions at GeV
A. Adare, S. Afanasiev, C. Aidala +447
We have measured direct photons for GeV/ in minimum bias and 0\%--40\% most central events at midrapidity for CuCu collisions at GeV. The $e^{+…
Direct-Photon Production in p+p Collisions at sqrt(s)=200 GeV at Midrapidity
A. Adare, S. Afanasiev, C. Aidala +379
The differential cross section for the production of direct photons in p+p collisions at sqrt(s)=200 GeV at midrapidity was measured in the PHENIX detector at the Relativistic Heav…
Cross section and double helicity asymmetry for eta mesons and their comparison to neutral pion production in p+p collisions at sqrt(s)=200 GeV
A. Adare, S. Afanasiev, C. Aidala +429
Measurements of double-helicity asymmetries for inclusive hadron production in polarized p+p collisions are sensitive to helicity--dependent parton distribution functions, in parti…
High p_T Direct Photon and pi^0 Triggered Azimuthal Jet Correlations in sqrt(s)=200 GeV p+p Collisions
A. Adare, S. Afanasiev, C. Aidala +428
Correlations of charged hadrons of 1 < pT < 10 GeV/c with high pT direct photons and pi^ 0 mesons in the range 5 <pT < 15 GeV/c are used to study jet fragmentation in the photon+je…
The gluon spin contribution to the proton spin from the double helicity asymmetry in inclusive pi^0 production in polarized p+p collisions at sqrt(s)=200 GeV
PHENIX Collaboration, A. Adare
The double helicity asymmetry in neutral pion production for p_T = 1 to 12 GeV/c has been measured with the PHENIX experiment in order to access the gluon spin contribution, Delta-…
Dilepton mass spectra in p+p collisions at sqrt(s)= 200 GeV and the contribution from open charm
PHENIX Collaboration, A. Adare
The PHENIX experiement has measured the electron-positron pair mass spectrum from 0 to 8 GeV/c^2 in p+p collisions at sqrt(s)=200 GeV. The contributions from light meson decays to…
Measurement of Single Muons at Forward Rapidity in p+p Collisions at sqrt(s) = 200 GeV and Implications for Charm Production
PHENIX Collaboration, S. S. Adler
Muon production at forward rapidity (1.5 < |η| < 1.8) has been measured by the PHENIX experiment over the transverse momentum range 1 < p_T \le 3 GeV/c in sqrt(s) = 200 GeV p+p col…
Measurement of direct photon production in p + p collisions at sqrt(s) = 200 GeV
PHENIX Collaboration, S. S. Adler
Cross sections for mid-rapidity production of direct photons in p+p collisions at the Relativistic Heavy Ion Collider (RHIC) are reported for 3 < p_T < 16 GeV/c. Next-to-leading or…
Jet Properties from Dihadron Correlations in p+p Collisions at sqrt(s)=200 GeV
PHENIX Collaboration, S. S. Adler
The properties of jets produced in p+p collisions at sqrt(s)=200 GeV are measured using the method of two particle correlations. The trigger particle is a leading particle from a l…
Improved Measurement of Double Helicity Asymmetry in Inclusive Midrapidity pi^0 Production for Polarized p+p Collisions at sqrt(s)=200 GeV
PHENIX Collaboration, S. S. Adler
We present an improved measurement of the double helicity asymmetry for pi^0 production in polarized proton-proton scattering at sqrt(s) = 200 GeV employing the PHENIX detector at…
Measurement of Transverse Single-Spin Asymmetries for Mid-rapidity Production of Neutral Pions and Charged Hadrons in Polarized p+p Collisions at sqrt(s) = 200 GeV
PHENIX Collaboration, S. S. Adler
The transverse single-spin asymmetries of neutral pions and non-identified charged hadrons have been measured at mid-rapidity in polarized proton-proton collisions at sqrt(s) = 200…