papers

Publications (90)

nucl-ex2005

Decomposition of Harmonic and Jet Contributions to Particle-pair Correlations at Ultra-relativistic Energies

N. N. Ajitanand, J. M. Alexander, P. Chung +6

Methodology is presented for analysis of two-particle azimuthal angle correlation functions obtained in collisions at ultra-relativistic energies. We show that harmonic and di-jet…

nucl-ex2015

Measurement of long-range angular correlation and quadrupole anisotropy of pions and (anti)protons in central Au collisions at =200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +421

We present azimuthal angular correlations between charged hadrons and energy deposited in calorimeter towers in central Au and minimum bias collisions at $\sqrt{s_{…

nucl-ex2015

meson production in Au collisions at GeV

PHENIX Collaboration, A. Adare, C. Aidala +482

The PHENIX experiment has measured meson production in Au collisions at GeV using the dimuon and dielectron decay channels. The meson is meas…

nucl-ex2015

Heavy-quark production and elliptic flow in AuAu collisions at GeV

A. Adare, C. Aidala, N. N. Ajitanand +366

We present measurements of electrons and positrons from the semileptonic decays of heavy-flavor hadrons at midrapidity ( 0.35) in AuAu collisions at $\sqrt{s_{_{NN}}}=62.4…

nucl-ex2011

J/psi suppression at forward rapidity in Au+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

Heavy quarkonia are observed to be suppressed in relativistic heavy ion collisions relative to their production in p+p collisions scaled by the number of binary collisions. In orde…

nucl-ex2022

Systematic study of nuclear effects in Al, Au, Au, and HeAu collisions at GeV using production

U. A. Acharya, A. Adare, C. Aidala +550

The PHENIX collaboration presents a systematic study of production from , Al, Au, Au, and HeAu collisions at GeV.…

nucl-ex2012

Cold-nuclear-matter effcts on heavy-quark production in d+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +379

The PHENIX experiment has measured electrons and positrons at midrapidity from the decays of hadrons containing charm and bottom quarks produced in d+Au and p+p collisions at sqrt(…

nucl-ex2010

Elliptic and hexadecapole flow of charged hadrons in Au+Au collisions at sqrt(s_NN) = 200 GeV

A. Adare, S. Afanasiev, C. Aidala +380

Differential measurements of the elliptic (v_2) and hexadecapole (v_4) Fourier flow coefficients are reported for charged hadrons as a function of transverse momentum (p_T) and col…

nucl-ex2013

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…

hep-ex2018

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^{+…

nucl-ex2014

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…

nucl-ex2005

Multiparticle angular correlations: a probe for the sQGP at RHIC

W. G. Holzmann, N. N. Ajitanand, J. M. Alexander +5

A novel decomposition technique is used to extract the centrality dependence of di-jet properties and yields from azimuthal correlation functions obtained in Au+Au collisions at $\…

nucl-ex2020

Measurements of Higher-Order Flow Harmonics in Au+Au Collisions at sqrt(s_NN) = 200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

Flow coefficients v_n for n = 2, 3, 4, characterizing the anisotropic collective flow in Au+Au collisions at sqrt(s_NN) = 200 GeV, are measured relative to event planes Ψ_n determ…

hep-ex2010

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…

nucl-ex2016

Azimuthally anisotropic emission of low-momentum direct photons in AuAu collisions at GeV

A. Adare, S. Afanasiev, C. Aidala +549

The PHENIX experiment at the Relativistic Heavy Ion Collider has measured 2nd and 3rd order Fourier coefficients of the azimuthal distributions of direct photons emitted at midrapi…

nucl-ex2010

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…

nucl-ex2012

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…

nucl-ex2013

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…

nucl-ex2014

Azimuthal-angle dependence of charged-pion-interferometry measurements with respect to 2- and -order event planes in AuAu collisions at GeV

A. Adare, S. Afanasiev, C. Aidala +383

Charged-pion-interferometry measurements were made with respect to the 2- and 3-order event plane for AuAu collisions at GeV. A stro…

nucl-ex2015

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…

nucl-ex2014

Comparison of the space-time extent of the emission source in Au and AuAu collisions at GeV

A. Adare, S. Afanasiev, C. Aidala +519

Two-pion interferometry measurements in Au and AuAu collisions at GeV are used to extract and compare the Gaussian source radii R, R$_{\rm…

nucl-ex2010

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…

nucl-ex2012

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…

nucl-ex2012

J/psi suppression at forward rapidity in Au+Au collisions at sqrt(s_NN)=39 and 62.4 GeV

A. Adare, C. Aidala, N. N. Ajitanand +361

We present measurements of the J/psi invariant yields in sqrt(s_NN)=39 and 62.4 GeV Au+Au collisions at forward rapidity (1.2<|y|<2.2). Invariant yields are presented as a function…

nucl-ex2010

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…

nucl-ex2013

Neutral pion production with respect to centrality and reaction plane in Au+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +380

The PHENIX experiment has measured the production of neutral pions in Au+Au collisions at sqrt(s_NN)=200 GeV. The new data offer a fourfold increase in recorded luminosity, providi…

hep-ex2019

Measurement of two-particle correlations with respect to second- and third-order event planes in AuAu collisions at GeV

A. Adare, S. Afanasiev, C. Aidala +453

We present measurements of azimuthal correlations of charged hadron pairs in GeV AuAu collisions for the trigger and associated particle transverse-moment…

hep-ex2012

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…

nucl-ex2013

Spectra and ratios of identified particles in Au+Au and d+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +413

The transverse momentum (p_T) spectra and ratios of identified charged hadrons (π^+/-, K^+/-, p, p^bar) produced in sqrt(s_NN)=200 GeV Au+Au and d+Au collisions are reported in fi…

nucl-ex2024

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…

nucl-ex2013

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.…

nucl-ex2012

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…

nucl-ex2010

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…

nucl-ex2011

Suppression of back-to-back hadron pairs at forward rapidity in d+Au Collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +377

Back-to-back hadron pair yields in d+Au and p+p collisions at sqrt(s_NN)=200 GeV were measured with the PHENIX detector at the Relativistic Heavy Ion Collider. Rapidity separated h…

nucl-ex2016

Centrality-dependent modification of jet-production rates in deuteron-gold collisions at =200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +481

Jet production rates are measured in and Au collisions at =200 GeV recorded in 2008 with the PHENIX detector at the Relativistic Heavy Ion Collider.…

hep-ex2012

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…

nucl-ex2012

Transverse-Momentum Dependence of the J/psi Nuclear Modification in d+Au Collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +379

We present measured J/psi production rates in d+Au collisions at sqrt(s_NN) = 200 GeV over a broad range of transverse momentum (p_T=0-14 GeV/c) and rapidity (-2.2<y<2.2). We const…

hep-ex2019

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…

nucl-ex2011

Observation of direct-photon collective flow in sqrt(s_NN)=200 GeV Au+Au collisions

A. Adare, S. Afanasiev, C. Aidala +380

The second Fourier component v_2 of the azimuthal anisotropy with respect to the reaction plane was measured for direct photons at midrapidity and transverse momentum (p_T) of 1--1…

nucl-ex2003

Near-threshold production of the multi-strange hyperon

P. Chung, N. N. Ajitanand, J. M. Alexander +51

The yield for the multi-strange hyperon has been measured in 6 AGeV Au+Au collisions via reconstruction of its decay products and , the latter also being reco…

nucl-ex2016

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…

hep-ex2014

Inclusive double-helicity asymmetries in neutral pion and eta meson production in collisions at GeV

A. Adare, C. Aidala, N. N. Ajitanand +377

Results are presented from data recorded in 2009 by the PHENIX experiment at the Relativistic Heavy Ion Collider for the double-longitudinal spin asymmetry, , for an…

nucl-ex2014

Quadrupole Anisotropy in Dihadron Azimuthal Correlations in Central Au Collisions at =200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +373

The PHENIX collaboration at the Relativistic Heavy Ion Collider (RHIC) reports measurements of azimuthal dihadron correlations near midrapidity in Au collisions at $\sqrt{s_{…

hep-ex2012

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…

nucl-ex2007

Has the QCD Critical Point been Signaled by Observations at RHIC ?

Roy A. Lacey, N. N. Ajitanand, J. M. Alexander +6

The shear viscosity to entropy ratio () is estimated for the hot and dense QCD matter created in Au+Au collisions at RHIC ( GeV). A very low value is found…

nucl-ex2014

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…

nucl-ex2024

Centrality dependence of Lévy-stable two-pion Bose-Einstein correlations in GeV AuAu collisions

PHENIX Collaboration, N. J. Abdulameer, U. Acharya +394

The PHENIX experiment measured the centrality dependence of two-pion Bose-Einstein correlation functions in ~GeV AuAu collisions at the Relativistic Heavy…

nucl-ex2015

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…

nucl-ex2010

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…

nucl-ex2016

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…

hep-ex2013

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,…

hep-ex2020

Measurement of jet-medium interactions via direct photon-hadron correlations in AuAu and Au collisions at GeV

U. Acharya, A. Adare, S. Afanasiev +574

We present direct photon-hadron correlations in 200 GeV/A AuAu, Au and collisions, for direct photon from 5--12 GeV/, collected by the PHENIX Collaborat…

nucl-ex2010

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%)…

hep-ex2010

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…

nucl-ex2015

Systematic study of charged-pion and kaon femtoscopy in AuAu collisions at =200 GeV

A. Adare, S. Afanasiev, C. Aidala +496

We present a systematic study of charged pion and kaon interferometry in AuAu collisions at =200 GeV. The kaon mean source radii are found to be larger than pi…

nucl-ex2015

Centrality dependence of low-momentum direct-photon production in AuAu collisions at GeV

A. Adare, S. Afanasiev, C. Aidala +477

The PHENIX experiment at RHIC has measured the centrality dependence of the direct photon yield from AuAu collisions at GeV down to GeV/. Pho…

nucl-ex2016

Measurement of the higher-order anisotropic flow coefficients for identified hadrons in AuAu collisions at = 200 GeV

A. Adare, S. Afanasiev, C. Aidala +384

New PHENIX measurements of the anisotropic flow coefficients , , and for identified particles (, , and $p+\…

nucl-ex2015

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.…

nucl-ex2012

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…

nucl-ex2013

Centrality categorization for R_{p(d)+A} in high-energy collisions

A. Adare, C. Aidala, N. N. Ajitanand +374

High-energy proton- and deuteron-nucleus collisions provide an excellent tool for studying a wide array of physics effects, including modifications of parton distribution functions…

hep-ex2010

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…

hep-ex2010

Cross Section and Parity Violating Spin Asymmetries of W^+/- Boson Production in Polarized p+p Collisions at sqrt(s)=500 GeV

A. Adare, S. Afanasiev, C. Aidala +371

Large parity violating longitudinal single spin asymmetries A^{e^-}_L= -0.86^{+0.14}_{-0.30} and A^{e^+}_L= 0.88^{+0.12}_{-0.71} are observed for inclusive high transverse momentum…

hep-ex2010

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…

nucl-ex2011

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…

nucl-ex2012

Deviation from quark-number scaling of the anisotropy parameter v_2 of pions, kaons, and protons in Au+Au collisions at sqrt(s_NN) = 200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

Measurements of the anisotropy parameter v_2 of identified hadrons (pions, kaons, and protons) as a function of centrality, transverse momentum p_T, and transverse kinetic energy K…

nucl-th2008

Universal scaling of the elliptic flow data at RHIC

M. Csanad, T. Csorgo, A. Ster +7

Recent PHOBOS measurements of the excitation function for the pseudo-rapidity dependence of elliptic flow in Au+Au collisions at RHIC, have posed a significant theoretical challeng…

nucl-ex2015

Dielectron production in AuAu collisions at =200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +444

We present measurements of production at midrapidity in AuAu collisions at = 200 GeV. The invariant yield is studied within the PHENIX detector accep…

nucl-ex2014

Cross section for production via dielectrons in dAu collisions at GeV

A. Adare, C. Aidala, N. N. Ajitanand +372

We report a measurement of pairs from semileptonic heavy-flavor decays in Au collisions at GeV. Exploring the mass and transverse-momentum dep…

hep-ex2018

Measurement of emission angle anisotropy via long-range angular correlations with high hadrons in Au and collisions at GeV

A. Adare, C. Aidala, N. N. Ajitanand +470

We present measurements of two-particle angular correlations between high-transverse-momentum ( GeV/) observed at midrapidity () and particles produc…

hep-ex2012

Double Spin Asymmetry of Electrons from Heavy Flavor Decays in p+p Collisions at sqrt(s)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

We report on the first measurement of double-spin asymmetry, A_LL, of electrons from the decays of hadrons containing heavy flavor in longitudinally polarized p+p collisions at sqr…

hep-ex2014

Inclusive cross sections, charge ratio and double-helicity asymmetries for and production in collisions at =200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +378

We present the midrapidity charged pion invariant cross sections and the ratio of -to- production ( GeV/), together with the double-helicity asymmetries ($…

hep-ex2010

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 , ω, ηprime, and ϕmesons in p + p coll…

nucl-ex2023

Low- direct-photon production in AuAu collisions at and 62.4 GeV

N. J. Abdulameer, U. Acharya, A. Adare +431

The measurement of direct photons from AuAu collisions at and 62.4 GeV in the transverse-momentum range Gev/ is presented by the PHENIX coll…

nucl-ex2023

Lévy-stable two-pion Bose-Einstein correlations in GeV AuAu collisions

A. Adare, C. Aidala, N. N. Ajitanand +444

We present a detailed measurement of charged two-pion correlation functions in 0%-30% centrality GeV AuAu collisions by the PHENIX experiment at the Relat…

nucl-ex2013

Cold-nuclear-matter effects on heavy-quark production at forward and backward rapidity in d+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +421

The PHENIX experiment has measured open heavy-flavor production via semileptonic decay muons over the transverse momentum range 1 < pT < 6 GeV/c at forward and backward rapidity (1…

nucl-ex2011

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…

nucl-ex2013

Nuclear modification of psi^prime, chi_c and J/psi production in d+Au collisions at sqrt(s_NN) = 200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +373

We present results for three charmonia states (psi^prime, chi_c and J/psi) in d+Au collisions at |y|<0.35 and sqrt(s_NN)=200 GeV. We find that the modification of the psi^prime yie…

nucl-ex2016

Measurement of higher cumulants of net-charge multiplicity distributions in AuAu collisions at GeV

A. Adare, S. Afanasiev, C. Aidala +509

We report the measurement of cumulants () of the net-charge distributions measured within pseudorapidity () in AuAu collisions at $\sqrt{s_{_{NN}}}=7…

nucl-ex2012

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…

hep-ex2025

Cross sections of mesons in collisions at forward rapidity at GeV and central rapidity at GeV

PHENIX Collaboration, N. J. Abdulameer, U. Acharya +497

We present the first measurements of the forward and midrapidity -meson cross sections from collisions at and ~GeV, respectively. We also report t…

nucl-ex2020

Evolution of pi^0 suppression in Au+Au collisions from sqrt(s_NN) = 39 to 200 GeV

A. Adare, S. Afanasiev, C. Aidala +367

Neutral-pion, pi^0, spectra were measured at midrapidity (|y|<0.35) in Au+Au collisions at sqrt(s_NN) = 39 and 62.4 GeV and compared to earlier measurements at 200 GeV in the 1<p_T…

nucl-ex2017

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…

hep-ex2015

Cross Section and Transverse Single-Spin Asymmetry of Mesons in Collisions at GeV at Forward Rapidity

A. Adare, C. Aidala, N. N. Ajitanand +482

We present a measurement of the cross section and transverse single-spin asymmetry () for mesons at large pseudorapidity from ~GeV collisio…

hep-ex2014

Low-mass vector-meson production at forward rapidity in collisions at GeV

A. Adare, C. Aidala, N. N. Ajitanand +467

The PHENIX experiment at the Relativistic Heavy Ion Collider has measured low mass vector meson, , , and , production through the dimuon decay channel at forward rapidi…

nucl-ex2016

meson production in the forward/backward rapidity region in CuAu collisions at GeV

A. Adare, C. Aidala, N. N. Ajitanand +509

The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured meson production and its nuclear modification in asymmetric CuAu heavy-ion collisions at $\…

nucl-ex2015

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…

nucl-ex2010

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…

nucl-ex2013

Azimuthal anisotropy of pi^0 and eta mesons in Au+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +381

The azimuthal anisotropy coefficients v_2 and v_4 of pi^0 and eta mesons are measured in Au+Au collisions at sqrt(s_NN)=200 GeV, as a function of transverse momentum p_T (1-14 GeV/…

nucl-ex2012

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…

hep-ex2011

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…