A. Sexton

activity

20142025

most citedCreating small circular, elliptical, and triangular droplets of quark-gluon plasma

317 citations · 1.3k across the 54 of their papers we have counts for

collaborators

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21 papers · 1 filter

nucl-ex2025

Low-mass vector-meson production at forward rapidity in $p$ $+$ $p$ and Au $+$ Au collisions at $s_{_{N N}} = 200$ ~GeV

PHENIX Collaboration, N. J. Abdulameer, U. Acharya +352

The PHENIX experiment at the Relativistic Heavy Ion Collider has measured low-mass vector-meson ( $ω + ρ$ and $ϕ$ ) production through the dimuon decay channel at forward rapidity $(1.…

nucl-ex2025

Azimuthal anisotropy of direct photons in Au $+$ Au collisions at $s_{_{N N}} = 200$ GeV

PHENIX Collaboration, N. J. Abdulameer, U. Acharya +322

The PHENIX experiment at the Relativistic Heavy Ion Collider measured the second Fourier component $v_{2}$ of the direct-photon azimuthal anisotropy at midrapidity in Au $+$ Au collisi…

nucl-ex2024

Measurement of elliptic flow of J $/ ψ$ in $s_{_{N N}} = 200$ GeV Au $+$ Au collisions at forward rapidity

PHENIX Collaboration, N. J. Abdulameer, U. Acharya +365

We report the first measurement of the azimuthal anisotropy of J $/ ψ$ at forward rapidity ( $1.2 < ∣ η ∣ < 2.2$ ) in Au $+$ Au collisions at $s_{_{N N}} = 200$ GeV at the Relativistic Hea…

nucl-ex2024★ 5 cited

Jet modification via $π^{0}$ -hadron correlations in Au $+$ Au collisions at $s_{_{N N}} = 200$ 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-ex2022★ 20 cited

Nonprompt direct-photon production in Au $+$ Au collisions at $s_{_{N N}} = 200$ GeV

U. A. Acharya, A. Adare, C. Aidala +332

The measurement of the direct-photon spectrum from Au $+$ Au collisions at $s_{_{N N}} = 200$ GeV is presented by the PHENIX collaboration using the external-photon-conversion te…

nucl-ex2022★ 3 cited

Charm- and Bottom-Quark Production in Au $+$ Au Collisions at $s_{_{N N}}$ = 200 GeV

PHENIX Collaboration, N. J. Abdulameer, U. Acharya +342

The invariant yield of electrons from open-heavy-flavor decays for $1 < p_{T} < 8$ GeV/ $c$ at midrapidity $∣ y ∣ < 0.35$ in Au $+$ Au collisions at $s_{_{N N}}$ = 200 GeV has been measur…

nucl-ex2022

Measurements of second-harmonic Fourier coefficients from azimuthal anisotropies in $p$ $+$ $p$ , $p$ $+$ Au, $d$ $+$ Au, and $^{3}$ He $+$ Au collisions at $s_{_{N N}} = 200$ GeV

N. J. Abdulameer, U. Acharya, A. Adare +389

Recently, the PHENIX Collaboration has published second- and third-harmonic Fourier coefficients $v_{2}$ and $v_{3}$ for midrapidity ( $∣ η ∣ < 0.35$ ) charged hadrons in 0\%--5\% central $p…

nucl-ex2022★ 11 cited

Study of $ϕ$ -meson production in $p$ $+$ Al, $p$ $+$ Au, $d$ $+$ Au, and $^{3}$ He $+$ Au collisions at $s_{_{N N}} = 200$ GeV

U. Acharya, A. Adare, C. Aidala +367

Small nuclear collisions are mainly sensitive to cold-nuclear-matter effects; however, the collective behavior observed in these collisions shows a hint of hot-nuclear-matter effec…

nucl-ex2022★ 2 cited

Measurement of $ψ (2 S)$ nuclear modification at backward and forward rapidity in $p$ $+$ $p$ , $p$ $+$ Al, and $p$ $+$ Au collisions at $s_{_{N N}} = 200$ GeV

U. A. Acharya, C. Aidala, Y. Akiba +313

Suppression of the $J / ψ$ nuclear-modification factor has been seen as a trademark signature of final-state effects in large collision systems for decades. In small systems, the nuc…

nucl-ex2018★ 317 cited

Creating small circular, elliptical, and triangular droplets of quark-gluon plasma

C. Aidala, Y. Akiba, M. Alfred +316

The experimental study of the collisions of heavy nuclei at relativistic energies has established the properties of the quark-gluon plasma (QGP), a state of hot, dense nuclear matt…

nucl-ex2018★ 15 cited

Multi-particle azimuthal correlations for extracting event-by-event elliptic and triangular flow in Au $+$ Au collisions at $s_{_{N N}} = 200$ GeV

A. Adare, C. Aidala, N. N. Ajitanand +319

We present measurements of elliptic and triangular azimuthal anisotropy of charged particles detected at forward rapidity $1 < ∣ η ∣ < 3$ in Au $+$ Au collisions at $s_{_{N N}} = 200$ …

nucl-ex2017★ 35 cited

Measurements of mass-dependent azimuthal anisotropy in central $p$ $+$ Au, $d$ $+$ Au, and $^{3}$ He $+$ Au collisions at $s_{_{N N}} = 200$ GeV

A. Adare, C. Aidala, N. N. Ajitanand +349

We present measurements of the transverse-momentum dependence of elliptic flow $v_{2}$ for identified pions and (anti)protons at midrapidity ( $∣ η ∣ < 0.35$ ), in 0%--5% central $p$ $+$ Au…

nucl-ex2017★ 53 cited

Lévy-stable two-pion Bose-Einstein correlations in $s_{_{N N}} = 200$ GeV Au $+$ Au collisions

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

We present a detailed measurement of charged two-pion correlation functions in 0%-30% centrality $s_{_{N N}} = 200$ GeV Au $+$ Au collisions by the PHENIX experiment at the Relat…

nucl-ex2017★ 50 cited

Measurements of azimuthal anisotropy and charged-particle multiplicity in $d$ $+$ Au collisions at $s_{_{N N}} =$ 200, 62.4, 39, and 19.6 GeV

C. Aidala, Y. Akiba, M. Alfred +243

We present measurements of the elliptic flow, $v_{2}$ , as a function of transverse momentum ( $p_{T}$ ), pseudorapidity ( $η$ ), and centrality in $d$ $+$ Au collisions at $\sqrt{s_{_{NN}}}=…

nucl-ex2017★ 72 cited

Measurements of multiparticle correlations in $d$ $+$ Au collisions at 200, 62.4, 39, and 19.6 GeV and $p$ $+$ Au collisions at 200 GeV and implications for collective behavior

C. Aidala, Y. Akiba, M. Alfred +314

Recently, multiparticle-correlation measurements of relativistic $p / d /^{3}$ He $+$ Au, $p$ $+$ Pb, and even $p$ $+$ $p$ collisions have shown surprising collective signatures. Here we prese…

nucl-ex2017★ 11 cited

B-meson production at forward and backward rapidity in $p$ + $p$ and Cu+Au collisions at $s_{_{N N}}$ =200 GeV

C. Aidala, N. N. Ajitanand, Y. Akiba +456

The fraction of $J / ψ$ mesons which come from B-meson decay, $F_{B \to J / ψ}$ , is measured for J/ $ψ$ rapidity \mbox{ $1.2 < ∣ y ∣ < 2.2$ } and $p_{T} > 0$ in $p$ + $p$ and Cu+Au c…

nucl-ex2016★ 65 cited

Measurement of long-range angular correlations and azimuthal anisotropies in high-multiplicity $p$ $+$ Au collisions at $s_{_{N N}} = 200$ GeV

C. Aidala, Y. Akiba, M. Alfred +270

We present the first measurements of long-range angular correlations and the transverse momentum dependence of elliptic flow $v_{2}$ in high-multiplicity $p$ $+$ Au collisions at $\sqr…

nucl-ex2015★ 39 cited

Measurements of directed, elliptic, and triangular flow in Cu $+$ Au collisions at $s_{_{N N}} = 200$ GeV

A. Adare, C. Aidala, N. N. Ajitanand +401

Measurements of anisotropic flow Fourier coefficients ( $v_{n}$ ) for inclusive charged particles and identified hadrons $π^{\pm}$ , $K^{\pm}$ , $p$ , and $p ˉ$ produced at midrapidit…

nucl-ex2015★ 48 cited

Single electron yields from semileptonic charm and bottom hadron decays in Au $+$ Au collisions at $s_{N N} = 200$ GeV

A. Adare, C. Aidala, N. N. Ajitanand +429

The PHENIX Collaboration at the Relativistic Heavy Ion Collider has measured open heavy-flavor production in minimum bias Au $+$ Au collisions at $s_{_{N N}} = 200$ GeV via the y…

nucl-ex2015★ 32 cited

Systematic study of charged-pion and kaon femtoscopy in Au $+$ Au collisions at $s_{_{N N}}$ =200 GeV

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

We present a systematic study of charged pion and kaon interferometry in Au $+$ Au collisions at $s_{_{N N}}$ =200 GeV. The kaon mean source radii are found to be larger than pi…

nucl-ex2015★ 64 cited

An Upgrade Proposal from the PHENIX Collaboration

A. Adare, S. Afanasiev, C. Aidala +473

In this document the PHENIX collaboration proposes a major upgrade to the PHENIX detector at the Relativistic Heavy Ion Collider. This upgrade, sPHENIX, enables an extremely rich j…

Low-mass vector-meson production at forward rapidity in p+p and Au+Au collisions at sNN​​​=200~GeV

Azimuthal anisotropy of direct photons in Au+Au collisions at sNN​​​=200 GeV

Measurement of elliptic flow of J/ψ in sNN​​​=200 GeV Au+Au collisions at forward rapidity

Jet modification via π0-hadron correlations in Au+Au collisions at sNN​​​=200 GeV

Nonprompt direct-photon production in Au+Au collisions at sNN​​​=200 GeV

Charm- and Bottom-Quark Production in Au+Au Collisions at sNN​​​ = 200 GeV

Measurements of second-harmonic Fourier coefficients from azimuthal anisotropies in p+p, p+Au, d+Au, and 3He+Au collisions at sNN​​​=200 GeV

Study of ϕ-meson production in p+Al, p+Au, d+Au, and 3He+Au collisions at sNN​​​=200 GeV

Measurement of ψ(2S) nuclear modification at backward and forward rapidity in p+p, p+Al, and p+Au collisions at sNN​​​=200 GeV

Creating small circular, elliptical, and triangular droplets of quark-gluon plasma

Multi-particle azimuthal correlations for extracting event-by-event elliptic and triangular flow in Au+Au collisions at sNN​​​=200 GeV

Measurements of mass-dependent azimuthal anisotropy in central p+Au, d+Au, and 3He+Au collisions at sNN​​​=200 GeV

Lévy-stable two-pion Bose-Einstein correlations in sNN​​​=200 GeV Au+Au collisions

Measurements of azimuthal anisotropy and charged-particle multiplicity in d+Au collisions at sNN​​​=200, 62.4, 39, and 19.6 GeV

Measurements of multiparticle correlations in d+Au collisions at 200, 62.4, 39, and 19.6 GeV and p+Au collisions at 200 GeV and implications for collective behavior

B-meson production at forward and backward rapidity in p+p and Cu+Au collisions at sNN​​​=200 GeV

Measurement of long-range angular correlations and azimuthal anisotropies in high-multiplicity p+Au collisions at sNN​​​=200 GeV

Measurements of directed, elliptic, and triangular flow in Cu+Au collisions at sNN​​​=200 GeV

Single electron yields from semileptonic charm and bottom hadron decays in Au+Au collisions at sNN​​=200 GeV

Systematic study of charged-pion and kaon femtoscopy in Au+Au collisions at sNN​​​=200 GeV