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

collaborators

162 papers

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…

physics.data-an2026

Design Principles for AI-Ready QCD Data with a Barrel Imaging Calorimeter Application

Zhiwan Xu, Sylvester Joosten, Minho Kim +2

Data from large physics collider experiments in Quantum Chromodynamics (QCD) research differ fundamentally from the modalities used in modern foundation models. The heterogeneity o…

physics.ins-det2026

Test-Beam Performance of the AstroPix Silicon Sensor for Imaging Calorimetry

Yoonha Hong, Jeongsu Bok, Geunpil An +34

AstroPix is a high-voltage CMOS HVCMOS monolithic active pixel sensor MAPS developed for future space-based gamma-ray missions. It is also a candidate technology for the imaging la…

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…

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…

physics.ins-det2026

Beam Test Performance of AstroPix sensor with 120 GeV protons

Bobae Kim, Regina Caputo, Manoj Jadhav +11

AstroPix is a high-voltage CMOS (HV-CMOS) monolithic active pixel sensor (MAPS) developed for precision gamma-ray imaging and spectroscopy in the medium energy regime, as well as f…

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…

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…

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…

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…

physics.ins-det2025★ 1 cited

Evaluation of the Response to Electrons and Pions in the Scintillating Fiber and Lead Calorimeter for the Future Electron-Ion Collider

Henry Klest, Maria Żurek, Tegan D. Beattie +9

The performance of the Baby Barrel Electromagnetic Calorimeter (Baby BCAL) - a small-scale lead-scintillating-fiber (Pb/ScFi) prototype of the GlueX Barrel Electromagnetic Calorime…

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…

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…

physics.acc-ph2025

Maintaining a Resonance Condition of an RF Spin Rotator Through a Feedback Loop in a Storage Ring

V. Hejny, A. Andres, J. Pretz +63

This paper presents the successful application of a phase-lock feedback system to maintain the resonance condition of a radio frequency (rf) spin rotator (specifically, an rf Wien…

astro-ph.IM2025★ 4 cited

AstroPix: A Pixelated HVCMOS Sensor for Space-Based Gamma-Ray Measurement

Amanda L. Steinhebel, Regina Caputo, Daniel P. Violette +33

A next-generation medium-energy gamma-ray telescope targeting the MeV range would address open questions in astrophysics regarding how extreme conditions accelerate cosmic-ray part…

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…

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…