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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29 papers · 1 filter

hep-ex2026★ 3 cited

Measurement of the near-threshold J photoproduction cross section with the CLAS12 experiment

P. Chatagnon, V. Kubarovsky, R. Paremuzyan +147

We present measurements of the total and differential cross sections for near-threshold J/ photoproduction obtained with the CLAS12 detector at the Thomas Jefferson National Acc…

hep-ex2025

Measurement of transverse polarization of and hyperons inside jets in collisions at GeV

STAR Collaboration, B. E. Aboona, J. Adam +363

A surprisingly large transverse polarization of hyperons in unpolarized hadron-nucleon/nucleus collisions has been observed for 50 years, and the origin of this polarization re…

hep-ex2025★ 1 cited

Multidimensional Measurements of Beam Single Spin Asymmetries in Semi-inclusive Deep-inelastic Charged Kaon Electroproduction off Protons in the Valence Region

A. Kripko, S. Diehl, K. Joo +136

Measurements of beam single spin asymmetries in semi-inclusive deep inelastic electron scattering (SIDIS) with positively charged kaons off protons have been performed with 10.6 an…

hep-ex2025

Inclusive Electron Scattering in the Resonance Region off a Hydrogen Target with CLAS12

V. Klimenko, D. S. Carman, R. W. Gothe +135

Inclusive electron scattering cross sections off a hydrogen target at a beam energy of 10.6 GeV have been measured with data collected from the CLAS12 spectrometer at Jefferson Lab…

hep-ex2024

First Measurement of Deeply Virtual Compton Scattering on the Neutron with Detection of the Active Neutron

CLAS Collaboration, A. Hobart, S. Niccolai +146

Measuring Deeply Virtual Compton Scattering on the neutron is one of the necessary steps to understand the structure of the nucleon in terms of Generalized Parton Distributions (GP…

hep-ex2023★ 1 cited

Results on Elastic Cross Sections in Proton-Proton Collisions at GeV with the STAR Detector at RHIC

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +351

We report results on an elastic cross section measurement in proton-proton collisions at a center-of-mass energy GeV, obtained with the Roman Pot setup of the STAR e…

hep-ex2023★ 8 cited

Longitudinal and transverse spin transfer to and hyperons in polarized + collisions at GeV

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +364

The longitudinal and transverse spin transfers to () hyperons in polarized proton-proton collisions are expected to be sensitive to the helicity and transversity di…

hep-ex2023

First measurement of hard exclusive electroproduction beam-spin asymmetries off the proton

S. Diehl, N. Trotta, K. Joo +142

The polarized cross section ratio from hard exclusive electroproduction off an unpolarized hydrogen target has been extracted based on beam-spin asym…

hep-ex2022

First CLAS12 measurement of DVCS beam-spin asymmetries in the extended valence region

CLAS Collaboration, G. Christiaens, M. Defurne +168

Deeply virtual Compton scattering (DVCS) allows one to probe Generalized Parton Distributions (GPDs) describing the 3D structure of the nucleon. We report the first measurement of…

hep-ex2022

A multidimensional study of the structure function ratio from hard exclusive electro-production off protons in the GPD regime

S. Diehl, A. Kim, K. Joo +151

A multidimensional extraction of the structure function ratio from the hard exclusive reaction above the resonance region has been pe…

hep-ex2022★ 1 cited

First observation of correlations between spin and transverse momenta in back-to-back dihadron production at CLAS12

H. Avakian, T. B. Hayward, A. Kotzinian +153

We report the first measurements of deep inelastic scattering spin-dependent azimuthal asymmetries in back-to-back dihadron electroproduction, where two hadrons are produced in opp…

hep-ex2022★ 17 cited

Azimuthal transverse single-spin asymmetries of inclusive jets and identified hadrons within jets from polarized collisions at = 200 GeV

STAR Collaboration, M. S. Abdallah, B. E. Aboona +357

The STAR Collaboration reports measurements of the transverse single-spin asymmetries, , for inclusive jets and identified `hadrons within jets' production at midrapidity from…

hep-ex2021

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at GeV

STAR Collaboration, M. S. Abdallah, B. E. Aboona +382

We report measurements of the longitudinal double-spin asymmetry, , for inclusive jet and dijet production in polarized proton-proton collisions at midrapidity and center-o…

hep-ex2021★ 16 cited

Invariant Jet Mass Measurements in Collisions at GeV at RHIC

STAR Collaboration, M. S. Abdallah, J. Adam +377

We present the first inclusive measurements of the invariant and SoftDrop jet mass in proton-proton collisions at GeV at STAR. The measurements are fully corrected f…

hep-ex2021★ 28 cited

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at GeV

STAR Collaboration, M. S. Abdallah, J. Adam +378

We report high-precision measurements of the longitudinal double-spin asymmetry, , for midrapidity inclusive jet and dijet production in polarized collisions at a cent…

hep-ex2020★ 33 cited

Measurement of transverse single-spin asymmetries of and electromagnetic jets at forward rapidity in 200 and 500 GeV transversely polarized proton-proton collisions

STAR Collaboration, J. Adam, L. Adamczyk +359

The STAR Collaboration reports measurements of the transverse single-spin asymmetry (TSSA) of inclusive at center-of-mass energies () of 200 GeV and 500 GeV in trans…

hep-ex2020★ 1 cited

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at = 200 GeV Obtained with the STAR Detector at RHIC

W. Guryn, B. Pawlik

We report the first results on differential, total and elastic cross sections in proton-proton collisions at the Relativistic Heavy Ion Collider (RHIC) at GeV. The d…

hep-ex2020★ 20 cited

Measurement of the central exclusive production of charged particle pairs in proton-proton collisions at GeV with the STAR detector at RHIC

STAR Collaboration, J. Adam, L. Adamczyk +352

We report on the measurement of the Central Exclusive Production of charged particle pairs () with the STAR detector at RHIC in proton-proton collisions a…

hep-ex2020★ 7 cited

Differential Cross Sections for Neutron-Proton Scattering in the Region of the Dibaryon Resonance

P. Adlarson, W. Augustyniak, W. Bardan +102

Differential cross sections have been extracted from exclusive and kinematically complete high-statistics measurements of quasifree polarized scattering performed in the…

hep-ex2020★ 42 cited

Measurement of Groomed Jet Substructure Observables in \pp Collisions at GeV with STAR

STAR Collaboration, J. Adam, L. Adamczyk +348

In this letter, measurements of the shared momentum fraction () and the groomed jet radius (), as defined in the SoftDrop algorihm, are reported in \pp coll…

hep-ex2019★ 37 cited

Storage Ring to Search for Electric Dipole Moments of Charged Particles -- Feasibility Study

F. Abusaif, A. Aggarwal, A. Aksentev +98

The proposed method exploits charged particles confined as a storage ring beam (proton, deuteron, possibly He) to search for an intrinsic electric dipole moment (EDM) aligned a…

hep-ex2019★ 60 cited

Longitudinal double-spin asymmetry for inclusive jet and dijet production in collisions at GeV

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

We report the first measurement of the inclusive jet and the dijet longitudinal double-spin asymmetries, , at midrapidity in polarized collisions at a center-of-mass e…

hep-ex2019★ 17 cited

Measurements of the transverse-momentum-dependent cross sections of production at mid-rapidity in proton+proton collisions at 510 and 500 GeV with the STAR detector

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

We present measurements of the differential cross sections of inclusive meson production as a function of transverse momentum () using the and $e^{+…

hep-ex2019★ 47 cited

Observation of excess J/ yield at very low transverse momenta in Au+Au collisions at 200 GeV and U+U collisions at 193 GeV

STAR Collaboration

We report on the first measurements of J/ production at very low transverse momentum ( 0.2 GeV/c) in hadronic Au+Au collisions at 200 GeV and U+U…