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most citedExperimental and Theoretical Challenges in the Search for the Quark Gluon Plasma: The STAR Collaboration's Critical Assessment of the Evidence from RHIC Collisions

3.4k citations

Showing 2019 · nucl-exShow all

24 papers · 2 filters

nucl-ex2019★ 18 cited

Underlying event measurements in + collisions at GeV at RHIC

STAR Collaboration, J. Adam, L. Adamczyk +347

Particle production sensitive to non-factorizable and non-perturbative processes that contribute to the underlying event associated with a high transverse momentum () jet in…

nucl-ex2019★ 20 cited

Signatures of the hexaquark in d(,)

M. Bashkanov, D. P. Watts, S. J. D. Kay +74

We report a measurement of the spin polarisation of the recoiling neutron in deuterium photodisintegration, utilising a new large acceptance polarimeter within the Crystal Ball at…

nucl-ex2019★ 15 cited

Measurement of D-meson + hadron two-dimensional angular correlations in Au+Au collisions at 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +347

Open heavy flavor hadrons provide unique probes of the medium produced in ultra-relativistic heavy-ion collisions. Due to their increased mass relative to light-flavor hadrons, lon…

nucl-ex2019★ 84 cited

First measurement of baryon production in Au+Au collisions at = 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +346

We report on the first measurement of the charmed baryon production at midrapidity ( 1) in Au+Au collisions at = 200 GeV collected by the STAR…

nucl-ex2019★ 155 cited

Measurement of Momentum and Angular Distributions from Linearly Polarized Photon Collisions

STAR Collaboration, M. S. Abdallah, B. E. Aboona +383

The Breit-Wheeler process which produces matter and anti-matter from photon collisions is investigated experimentally through the observation of 6085 exclusive electron-positron pa…

nucl-ex2019★ 10 cited

Recalibration of the binding energy of hypernuclei measured in emulsion experiments and its implications

Peng Liu, Jinhui Chen, Declan Keane +2

The separation energy for -hypernuclei, denoted , measured in 1967, 1968, and 1973 are recalibrated using the current best mass estimates for particles and nuclei. The…

nucl-ex2019★ 14 cited

Spin polarizabilities of the proton by measurement of Compton double-polarization observables

D. Paudyal, P. P. Martel, G. M. Huber +90

The Compton double-polarization observable has been measured for the first time in the resonance region using a circularly polarized photon beam incident on a lo…

nucl-ex2019★ 45 cited

Bulk Properties of the System Formed in Au+Au Collisions at = 14.5 GeV

STAR Collaboration, J. Adam, L. Adamczyk +339

We report systematic measurements of bulk properties of the system created in Au+Au collisions at = 14.5 GeV recorded by the STAR detector at the Relativis…

nucl-ex2019★ 27 cited

Cross Section for measured at Mainz/A2

W. J. Briscoe, M. Hadzimehmedovi, A. E. Kudryavtsev +89

The differential cross section evaluated for 27 energy bins span the photon-energy range 290-813 MeV (W = 1.195-1.553 GeV) and the pion c.m. polar production angles,…

nucl-ex2019★ 24 cited

Measurement of the 3He Spin-Structure Functions and of Neutron (3He) Spin-Dependent Sum Rules at 0.035<Q^2<0.24 GeV^2

V. Sulkosky, J. T. Singh, C. Peng +106

The spin-structure functions and , and the spin-dependent partial cross-section have been extracted from the polarized cross-sections differences, $Δσ_{\…

nucl-ex2019★ 3 cited

Measurement of the beam-helicity asymmetry in photoproduction of pairs on carbon, aluminum, and lead

V. Sokhoyan, S. Prakhov, A. Fix +88

The beam-helicity asymmetry was measured, for the first time, in photoproduction of pairs on carbon, aluminum, and lead, with the A2 experimental setup at MAMI. The result…

nucl-ex2019★ 10 cited

Measurement of the single-spin asymmetry in quasi-elastic He() scattering at GeV

E. Long, Y. W. Zhang, M. Mihoviloviv +88

Due to the lack of free neutron targets, studies of the structure of the neutron are typically made by scattering electrons from either H or He targets. In order to extract…

nucl-ex2019★ 46 cited

Charge-dependent pair correlations relative to a third particle in +Au and +Au collisions at RHIC

STAR collaboration

Quark interactions with topological gluon configurations can induce chirality imbalance and local parity violation in quantum chromodynamics. This can lead to electric charge separ…

nucl-ex2019★ 1 cited

Measurement of away-side broadening with self-subtraction of flow in Au+Au collisions at GeV

STAR Collaboration

High transverse momentum () particle production is suppressed due to parton (jet) energy loss in the hot dense medium created in relativistic heavy-ion collisions. Redistribut…

nucl-ex2019★ 9 cited

Beam-energy dependence of identified two-particle angular correlations in Au+Au collisions at RHIC

STAR Collaboration, J. Adam, L. Adamczyk +346

The two-particle angular correlation functions, , of pions, kaons, and protons in Au+Au collisions at 7.7, 11.5, 14.5, 19.6, 27, 39, 62.4, and 200 GeV were me…

nucl-ex2019★ 120 cited

Strange hadron production in Au+Au collisions at = 7.7, 11.5, 19.6, 27, and 39 GeV

STAR Collaboration, J. Adam, L. Adamczyk +343

We present STAR measurements of strange hadron (, , , , , , , and ) production at mid-rapidity (…

nucl-ex2019★ 50 cited

Measurement of inclusive suppression in Au+Au collisions at = 200 GeV through the dimuon channel at STAR

STAR Collaboration, J. Adam, L. Adamczyk +343

suppression has long been considered a sensitive signature of the formation of the Quark-Gluon Plasma (QGP) in relativistic heavy-ion collisions. In this letter, we present t…

nucl-ex2019★ 237 cited

Polarization of () hyperons along the beam direction in Au+Au collisions at = 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +343

The () hyperon polarization along the beam direction has been measured for the first time in Au+Au collisions at = 200 GeV. The polarization dependenc…

nucl-ex2019★ 96 cited

First observation of the directed flow of and in Au+Au collisions at = 200~GeV

STAR Collaboration, J. Adam, L. Adamczyk +342

We report the first measurement of rapidity-odd directed flow () for and mesons at mid-rapidity () in Au+Au collisions at $\sqrt{s_{\rm…

nucl-ex2019★ 109 cited

Beam energy dependence of (anti-)deuteron production in Au+Au collisions at RHIC

J. Adam, L. Adamczyk, J. R. Adams +338

We report the energy dependence of mid-rapidity (anti-)deuteron production in Au+Au collisions at 7.7, 11.5, 14.5, 19.6, 27, 39, 62.4, and 200 GeV, measured…

nucl-ex2019★ 45 cited

Collision energy dependence of second-order off-diagonal and diagonal cumulants of net-charge, net-proton and net-kaon multiplicity distributions in Au+Au collisions

STAR Collaboration, J. Adam, L. Adamczyk +338

We report the first measurements of a complete second-order cumulant matrix of net-charge, net-proton, and net-kaon multiplicity distributions for the first phase of the beam energ…

nucl-ex2019★ 26 cited

Comparing proton momentum distributions in and 3 nuclei via H H and He measurements

R. Cruz-Torres, S. Li, F. Hauenstein +125

We report the first measurement of the reaction cross-section ratios for Helium-3 (He), Tritium (H), and Deuterium (). The measurement covered a missing moment…

nucl-ex2019★ 61 cited

Azimuthal harmonics in small and large collision systems at RHIC top energies

STAR Collaboration, J. Adam, L. Adamczyk +334

The first (), second () and third () harmonic coefficients of the azimuthal particle distribution at mid-rapidity, are extracted for charged hadrons an…

nucl-ex2019★ 37 cited

Collision Energy Dependence of Correlations in Au+Au Collisions at RHIC

STAR Collaboration, J. Adam, L. Adamczyk +333

We present two-particle correlations as a function of event centrality for Au+Au collisions at = 7.7, 11.5, 14.5, 19.6, 27, 39, 62.4, and 200 GeV at…