activity
20122026
most citedEvidence for a New Resonance from Polarized Neutron-Proton Scattering

179 citations · 3.7k across the 157 of their papers we have counts for

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115 papers · 1 filter

nucl-ex2026

Letter of Intent for Alpha Knockout from Nuclei in Hard Exclusive Processes with ALERT

Whitney R. Armstrong, Whitney R. Armstrong†, Ian Cloët +24

We propose to measure hard exclusive -knockout reactions from the light -conjugate nuclei C, O, and Ne using electron scattering. Three reaction channels…

nucl-ex2026

Measurements of Cross Sections with the CLAS12 Detector for from 2.4-8.0 GeV and from 1.4-2.1 GeV

K. Neupane, R. W. Gothe, D. S. Carman +145

This paper reports exclusive cross sections for the reaction using the CLAS12 detector at Jefferson Laboratory. The extractions of fully integrated and nine sin…

nucl-ex2026

First Measurement of Near-Threshold J/ψ Photoproduction on the Neutron

R. Tyson, D. G. Ireland, B. McKinnon +139

We report the first measurement of the total and t-differential cross sections for near-threshold J/ photoproduction on the neutron, obtained with the CLAS12 detector at the Tho…

nucl-ex2026

Multi-Differential DVCS Cross Section Measurement on the Proton in the Valence Region with CLAS12

S. Lee, T. B. Hayward, L. Elouadrhiri +138

We report the measurement of the four-fold differential cross section of deeply virtual Compton scattering (DVCS) on the proton using a longitudinally polarized 10.6 GeV CEBAF elec…

nucl-ex2026

Measurements of Cross Sections with the CLAS Detector for from 2.0--5.0~GeV and from 1.400--2.125~GeV

A. Trivedi, R. W. Gothe, E. Phelps +155

Observables in the electroproduction of the reaction channel off the proton that are sensitive to the polarization of the virtual photon are presented for the first time…

nucl-ex2026★ 3 cited

First Experimental Limit on the Permanent Electric Dipole Moment of the Deuteron

A. Andres, V. Hejny, A. Nass +68

Permanent electric dipole moments (EDMs) provide a sensitive probe of physics beyond the Standard Model and are directly linked to additional sources of CP violation that could exp…

nucl-ex2025

Identified charged hadron production in Au+Au collisions at = 54.4 GeV with the STAR detector

STAR Collaboration, B. E. Aboona, J. Adam +360

We present results on the production of , , , and in Au+Au collisions at = 54.4~GeV using the STAR detector at RHIC, at midrap…

nucl-ex2025

Evidence of Spin-Interference Effects in Exclusive Photoproduction in Ultraperipheral Heavy-Ion Collisions

The STAR Collaboration

We report the first evidence of spin interference in exclusive photoproduction in ultraperipheral heavy-ion collisions at STAR at ~GeV. In Au+A…

nucl-ex2025

Measurement of inclusive production in Au+Au collisions at GeV at STAR

The STAR Collaboration

This article presents measurements of inclusive production at midrapidity ( 1.0) in Au+Au collisions at GeV with the STAR dete…

nucl-ex2025★ 2 cited

Measurement of Kaon Directed Flow in Au+Au Collisions in the High Baryon Density Region

STAR Collaboration, B. E. Aboona, J. Adam +360

Rapidity-odd directed flow measurements are presented for and in AuAu collisions at = 3.0, 3.2, 3.5, and 3.9 GeV with the STAR exp…

nucl-ex2024

Photoproduction of two charged pions off protons in the resonance region

A. V. Sarantsev, E. Klempt, K. V. Nikonov +4

Photoproduction of charged pions pairs off protons is studied within the invariant masses of the final state hadrons from 1.6 to 2.4 GeV at the Thomas Jefferson National Accelerato…

nucl-ex2024

Beam-energy dependence of correlations between mean transverse momentum and anisotropic flow of charged particles in Au+Au collisions at RHIC

The STAR Collaboration

The correlation between the mean transverse momentum, , and the squared anisotropic flow, , on an event-by-event basis has been suggested to be influen…

nucl-ex2024★ 3 cited

Tracking the baryon number with nuclear collisions

STAR Collaboration

Baryon quantum number is believed to be conserved since baryogenesis in the early Universe. While fractionally charged valence quarks are understood conventionally to each carry a…

nucl-ex2024

Dihadron Azimuthal Correlations in Deep-Inelastic Scattering Off Nuclear Targets

CLAS Collaboration

We measured the nuclear dependence of the di-pion azimuthal correlation function in deep-inelastic scattering (DIS) using the CEBAF Large Acceptance Spectrometer (CLAS) and a 5 GeV…

nucl-ex2024★ 7 cited

Correlations of event activity with hard and soft processes in + Au collisions at = 200 GeV at STAR

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +346

With the STAR experiment at the BNL Relativisic Heavy Ion Collider, we characterize = 200 GeV p+Au collisions by event activity (EA) measured within the pseu…

nucl-ex2024

Temperature Measurement of Quark-Gluon Plasma at Different Stages

STAR Collaboration

In a Quark-Gluon Plasma (QGP), the fundamental building blocks of matter, quarks and gluons, are under extreme conditions of temperature and density. A QGP could exist in the early…

nucl-ex2024★ 90 cited

Imaging Shapes of Atomic Nuclei in High-Energy Nuclear Collisions

STAR Collaboration

Atomic nuclei are self-organized, many-body quantum systems bound by strong nuclear forces within femtometer-scale space. These complex systems manifest a variety of shapes, tradit…

nucl-ex2023★ 1 cited

Measurement of flow coefficients in high-multiplicity +Au, +Au and HeAu collisions at =200 GeV

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +350

Flow coefficients ( and ) are measured in high-multiplicity +Au, +Au, and HeAu collisions at a center-of-mass energy of = 200 G…

nucl-ex2023★ 19 cited

Production of Protons and Light Nuclei in Au+Au Collisions at = 3 GeV with the STAR Detector

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +349

We report the systematic measurement of protons and light nuclei production in Au+Au collisions at = 3 GeV by the STAR experiment at the Relativistic Heavy…

nucl-ex2023★ 13 cited

Estimate of Background Baseline and Upper Limit on the Chiral Magnetic Effect in Isobar Collisions at GeV at the Relativistic Heavy-Ion Collider

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +342

For the search of the chiral magnetic effect (CME), STAR previously presented the results from isobar collisions (, ${^{96}_{40}\text{Z…

nucl-ex2023★ 18 cited

Observation of the Antimatter Hypernucleus

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +350

At the origin of the Universe, asymmetry between the amount of created matter and antimatter led to the matter-dominated Universe as we know today. The origins of this asymmetry re…

nucl-ex2023★ 5 cited

Reaction plane correlated triangular flow in Au+Au collisions at GeV

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +349

We measure triangular flow relative to the reaction plane at 3 GeV center-of-mass energy in Au+Au collisions at the BNL Relativistic Heavy Ion Collider. A significant signal…

nucl-ex2023★ 14 cited

Upper Limit on the Chiral Magnetic Effect in Isobar Collisions at the Relativistic Heavy-Ion Collider

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +342

The chiral magnetic effect (CME) is a phenomenon that arises from the QCD anomaly in the presence of an external magnetic field. The experimental search for its evidence has been o…

nucl-ex2023

Beam Spin Asymmetry Measurements of Deeply Virtual Production with CLAS12

A. Kim, S. Diehl, K. Joo +154

The new experimental measurements of beam spin asymmetry were performed for the deeply virtual exclusive production in a wide kinematic region with the photon virtualities $Q…