Publications (42)
Measurement of and in , Au, and CuCu collisions at GeV
A. Adare, S. Afanasiev, C. Aidala +587
The PHENIX experiment at the Relativistic Heavy Ion Collider has performed a systematic study of and meson production at midrapidity in , Au, and Cu…
Another look at anomalous J/Psi suppression in Pb+Pb collisions at P/A = 158 GeV/c
J. Gosset, A. Baldisseri, H. Borel +2
A new data presentation is proposed to consider anomalous suppression in Pb + Pb collisions at GeV/c. If the inclusive differential cross section with respect to a…
Systematic Study of Azimuthal Anisotropy in CuCu and AuAu Collisions at and 200 GeV
A. Adare, S. Afanasiev, C. Aidala +421
We have studied the dependence of azimuthal anisotropy for inclusive and identified charged hadrons in AuAu and CuCu collisions on collision energy, species, and centra…
Trends in Yield and Azimuthal Shape Modification in Dihadron Correlations in Relativistic Heavy Ion Collisions
A. Adare, S. Afanasiev, C. Aidala +424
Fast parton probes produced by hard scattering and embedded within collisions of large nuclei have shown that partons suffer large energy loss and that the produced medium may resp…
Scaling properties of fractional momentum loss of high-pT hadrons in nucleus-nucleus collisions at from 62.4 GeV to 2.76 TeV
A. Adare, S. Afanasiev, C. Aidala +627
Measurements of the fractional momentum loss () of high-transverse-momentum-identified hadrons in heavy ion collisions are presented. Using in A…
Measurement of transverse-single-spin asymmetries for midrapidity and forward-rapidity production of hadrons in polarized p+p collisions at 200 and 62.4 GeV
A. Adare, S. Afanasiev, C. Aidala +448
Measurements of transverse-single-spin asymmetries () in collisions at 62.4 and 200 GeV with the PHENIX detector at RHIC are presented. At midrapidity,…
Suppression of away-side jet fragments with respect to the reaction plane in Au+Au collisions at sqrt(s_NN) = 200 GeV
A. Adare, S. Afanasiev, C. Aidala +424
Pair correlations between large transverse momentum neutral pion triggers (p_T=4--7 GeV/c) and charged hadron partners (p_T=3--7 GeV/c) in central (0--20%) and midcentral (20--60%)…
Transverse-energy distributions at midrapidity in , Au, and AuAu collisions at --200~GeV and implications for particle-production models
S. S. Adler, S. Afanasiev, C. Aidala +388
Measurements of the midrapidity transverse energy distribution, $d\Et/dη$, are presented for , Au, and AuAu collisions at GeV and addition…
Event Structure and Double Helicity Asymmetry in Jet Production from Polarized p+p Collisions at sqrt(s) = 200 GeV
A. Adare, S. Afanasiev, C. Aidala +372
We report on event structure and double helicity asymmetry () of jet production in longitudinally polarized p+p collisions at =200 GeV. Photons and charged particle…
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^{+…
Beam-energy and system-size dependence of the space-time extent of the pion emission source produced in heavy ion collisions
A. Adare, S. Afanasiev, C. Aidala +619
Two-pion interferometry measurements are used to extract the Gaussian radii , , and , of the pion emission sources produced in CuCu and…
Measurement of Transverse Single-Spin Asymmetries for J/psi Production in Polarized p+p Collisions at sqrt(s) = 200 GeV
A. Adare, S. Afanasiev, C. Aidala +444
We report the first measurement of transverse single-spin asymmetries in production from transversely polarized collisions at GeV with data taken by t…
Cold Nuclear Matter Effects on J/psi Yields as a Function of Rapidity and Nuclear Geometry in Deuteron-Gold Collisions at sqrt(s_NN) = 200 GeV
A. Adare, S. Afanasiev, C. Aidala +445
We present measurements of J/psi yields in d+Au collisions at sqrt(s_NN) = 200 GeV recorded by the PHENIX experiment and compare with yields in p+p collisions at the same energy pe…
Search for dark photons from neutral meson decays in and Au collisions at =200 GeV
A. Adare, S. Afanasiev, C. Aidala +577
The standard model (SM) of particle physics is spectacularly successful, yet the measured value of the muon anomalous magnetic moment deviates from SM calculations by 3.…
Medium modification of jet fragmentation in Au+Au collisions at sqrt(s_NN)=200 GeV measured in direct photon-hadron correlations
A. Adare, S. Afanasiev, C. Aidala +559
The jet fragmentation function is measured with direct photon-hadron correlations in p+p and Au+Au collisions at sqrt(s_NN)=200 GeV. The p_T of the photon is an excellent approxima…
System-size dependence of open-heavy-flavor production in nucleus-nucleus collisions at =200 GeV
A. Adare, S. Afanasiev, C. Aidala +377
The PHENIX Collaboration at the Relativistic Heavy Ion Collider has measured open heavy flavor production in CuCu collisions at =200 GeV through the measuremen…
Upsilon (1S+2S+3S) production in d+Au and p+p collisions at sqrt(s_NN)=200 GeV and cold-nuclear matter effects
A. Adare, S. Afanasiev, C. Aidala +491
The three Upsilon states, Upsilon(1S+2S+3S), are measured in d+Au and p+p collisions at sqrt(s_NN)=200 GeV and rapidities 1.2<|y|<2.2 by the PHENIX experiment at the Relativistic H…
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…
Measurements of elliptic and triangular flow in high-multiplicity HeAu collisions at GeV
A. Adare, S. Afanasiev, C. Aidala +627
We present the first measurement of elliptic () and triangular () flow in high-multiplicity HeAu collisions at GeV. Two-particle correlati…
Azimuthal correlations of electrons from heavy-flavor decay with hadrons in p+p and Au+Au collisions at sqrt(s_NN)=200 GeV
A. Adare, S. Afanasiev, C. Aidala +425
Measurements of electrons from the decay of open-heavy-flavor mesons have shown that the yields are suppressed in Au+Au collisions compared to expectations from binary scaled p+p c…
Measurement of Direct Photons in Au+Au Collisions at sqrt(s_NN) = 200 GeV
S. Afanasiev, C. Aidala, N. N. Ajitanand +343
We report the measurement of direct photons at midrapidity in Au+Au collisions at sqrt{s_NN} = 200 GeV. The direct photon signal was extracted for the transverse-momentum range of…
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…
Real Time Global Tests of the ALICE High Level Trigger Data Transport Framework
B. Becker, S. Chattopadhyay, C. Cicalo J. Cleymans +11
The High Level Trigger (HLT) system of the ALICE experiment is an online event filter and trigger system designed for input bandwidths of up to 25 GB/s at event rates of up to 1 kH…
Nuclear modification factors of phi mesons in d+Au, Cu+Cu and Au+Au collisions at sqrt(S_NN)=200 GeV
PHENIX Collaboration, A. Adare, S. Afanasiev +529
The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has performed systematic measurements of phi meson production in the K+K- decay channel at midrapidity in p+p, d…
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…
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…
Jet modification via -hadron correlations in AuAu collisions at GeV
PHENIX Collaboration, N. J. Abdulameer, U. Acharya +532
High-momentum two-particle correlations are a useful tool for studying jet-quenching effects in the quark-gluon plasma. Angular correlations between neutral-pion triggers and charg…
Heavy-flavor electron-muon correlations in and +Au collisions at = 200 GeV
A. Adare, S. Afanasiev, C. Aidala +446
We report pair yield from charm decay measured between midrapidity electrons ( and GeV/) and forward rapidity muons ( and $p_T>1.…
Inclusive cross section and single-transverse-spin asymmetry for very forward neutron production in polarized p+p collisions at sqrt(s)=200 GeV
A. Adare, S. Afanasiev, C. Aidala +379
The energy dependence of the single-transverse-spin asymmetry, A_N, and the cross section for neutron production at very forward angles were measured in the PHENIX experiment at RH…
Measurement of neutral mesons in p+p collisions at sqrt(s) = 200 GeV and scaling properties of hadron production
A. Adare, S. Afanasiev, C. Aidala +428
The PHENIX experiment at the Relativistic Heavy Ion Collider has measured the invariant differential cross section for production of K^0_S , Ï, ηprime, and Ïmesons in p + p coll…
Heavy Quark Production in p+p and Energy Loss and Flow of Heavy Quarks in Au+Au Collisions at sqrt(s_NN)=200 GeV
A. Adare, S. Afanasiev, C. Aidala +420
Transverse momentum (p^e_T) spectra of electrons from semileptonic weak decays of heavy flavor mesons in the range of 0.3 < p^e_T < 9.0 GeV/c have been measured at mid-rapidity (|e…
Cross sections and double-helicity asymmetries of midrapidity inclusive charged hadrons in p+p collisions at sqrt(s)=62.4 GeV
A. Adare, S. Afanasiev, C. Aidala +382
Unpolarized cross sections and double-helicity asymmetries of single-inclusive positive and negative charged hadrons at midrapidity from p+p collisions at sqrt(s)=62.4 GeV are pres…
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 PHEN…
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…
Direct photon production in d+Au collisions at sqrt(s_NN)=200 GeV
A. Adare, S. S. Adler, S. Afanasiev +543
Direct photons have been measured in sqrt(s_NN)=200 GeV d+Au collisions at midrapidity. A wide p_T range is covered by measurements of nearly-real virtual photons (1<p_T<6 GeV/c) a…
Measurements of pairs from open heavy flavor in + and + collisions at GeV
A. Adare, S. Afanasiev, C. Aidala +505
We report a measurement of pairs from semileptonic heavy-flavor decays in + collisions at ~GeV. The pair yield from and $c\bar…
Transverse energy production and charged-particle multiplicity at midrapidity in various systems from to 200 GeV
A. Adare, S. Afanasiev, C. Aidala +702
Measurements of midrapidity charged particle multiplicity distributions, , and midrapidity transverse-energy distributions, , are presented for a variety…
Measurement of (1S+2S+3S) production in and AuAu collisions at GeV
A. Adare, S. Afanasiev, C. Aidala +503
Measurements of bottomonium production in heavy ion and collisions at the Relativistic Heavy Ion Collider (RHIC) are presented. The inclusive yield of the three stat…
Transverse momentum dependence of eta meson suppression in Au+Au collisions at sqrt(s_NN) = 200 GeV
A. Adare, S. Afanasiev, C. Aidala +424
New measurements by the PHENIX experiment at RHIC for eta production at midrapidity as a function of transverse momentum (p_T) and collision centrality in sqrt(s_NN) = 200 GeV Au+A…
Erratum: Measurement of transverse single-spin asymmetries for J/psi production in polarized p+p collisions at sqrt(s)=200 GeV [Phys. Rev. D 82, 112008 (2010)]
A. Adare, S. Afanasiev, C. Aidala +444
We previously reported [Phys. Rev. D 82, 112008 (2010)] measurements of transverse single-spin asymmetries, A_N, in J/psi production from transversely polarized p+p collisions at s…
Nuclear-Modification Factor for Open-Heavy-Flavor Production at Forward Rapidity in Cu+Cu Collisions at sqrt(s_NN)=200 GeV
A. Adare, S. Afanasiev, C. Aidala +373
Background: Heavy-flavor production in p+p collisions tests perturbative-quantum-chromodynamics (pQCD) calculations. Modification of heavy-flavor production in heavy-ion collisions…
Ground and excited charmonium state production in p+p collisions at sqrt(s)=200 GeV
A. Adare, S. Afanasiev, C. Aidala +444
We report on charmonium measurements [J/psi(1S), psi'(2S), and chi_c(1P)] in p+p collisions at sqrt(s)=200 GeV. We find that the fraction of J/psi coming from the feed-down decay o…