R. Ent

Thomas Jefferson National Accelerator Facility — United States

Physics and Astronomy · Physical Sciences

42h-index7.0kcitations256works19.42yr avg
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Research Topics

Particle physics theoretical and experimental studies(124), Quantum Chromodynamics and Particle Interactions(118), High-Energy Particle Collisions Research(68), Nuclear physics research studies(67), Particle Detector Development and Performance(29)

Publications252 total

Probing hard/soft factorization via beam-spin asymmetry in exclusive pion electroproduction from the proton
Physics Letters B·2025Open Access
Probing hard/soft factorization via beam-spin asymmetry in exclusive pion electroproduction from the proton
ArXiv.org·2025Open Access
High precision measurements of the proton elastic electromagnetic form factors and their ratio at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Q</mml:mi> <mml:mn>2</mml:mn> </mml:msup> </mml:math> = 0.50, 2.64, 3.20, and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mn>4.10</mml:mn> <mml:mspace width="0.16em"/> <mml:msup> <mml:mrow> <mml:mi>GeV</mml:mi> </mml:mrow> <mml:mn>2</mml:mn> </mml:msup> </mml:mrow> </mml:math>
Physical review. C·2025· 2 cited
New Measurements of the Deuteron-to-Proton <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math> Structure-Function Ratio
Physical Review Letters·2025Open Access
New Measurements of the Deuteron to Proton F2 Structure Function Ratio
arXiv (Cornell University)·2024Open Access
Evaluation of longitudinal double-spin asymmetry measurements in semi-inclusive deep-inelastic scattering from the proton for the ECCE detector design
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment·2023· 4 citedOpen Access
EIC Schedule and Overview
2022Open Access
Search for $e\\to\\tau$ Charged Lepton Flavor Violation at the EIC with\n the ECCE Detector
arXiv (Cornell University)·2022Open Access
Deeply Virtual Compton Scattering Cross Section at High Bjorken <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>x</mml:mi></mml:mrow><mml:mrow><mml:mi>B</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math>
Physical Review Letters·2022· 33 citedOpen Access
Deeply virtual Compton scattering cross section at high Bjorken $x_B$
2022Open Access
High-Field Design Concept for Second Interaction Region of the Electron-Ion Collider
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)·2022Open Access
Deep Exclusive Electroproduction of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>π</mml:mi><mml:mn>0</mml:mn></mml:msup></mml:math> at High <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi>Q</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msup></mml:mrow></mml:math> in the Quark Valence Regime
Physical Review Letters·2021· 17 citedOpen Access
An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab
The European Physical Journal A·2021· 3 citedOpen Access
Design concept for the second interaction region for Electron-Ion Collide
arXiv (Cornell University)·2021Open Access
Ruling out Color Transparency in Quasielastic $^{12}\mathrm{C}(\mathrm{e},{e}^{'}\mathrm{p})$ up to ${Q}^{2}$ of $14.2\text{ }\text{ }(\mathrm{GeV}/\mathrm{c}{)}^{2}$
Physical Review Letters·2021
Design Concept for the Second Interaction Region for Electron-Ion Collider
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)·2021· 2 citedOpen Access
An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab
Institutional Research Information System University of Ferrara (University of Ferrara)·2021· 38 citedOpen Access
e$^+$@JLab White Paper: An Experimental Program with Positron Beams at Jefferson Lab
arXiv (Cornell University)·2020· 7 citedOpen Access
A conceptual design study of a Compact Photon Source (CPS) for Jefferson Lab
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment·2020· 5 citedOpen Access
Scintillating crystals for the Neutral Particle Spectrometer in Hall C at JLab
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment·2020· 22 citedOpen Access
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Frequent Co-authors

C. Keppel(36), J. Arrington(28), S. A. Wood(25), I. Niculescu(24), W. Vulcan(24), P. Markowitz(22), D. Gaskell(21), D. Mack(21), H. Mkrtchyan(21), A. Lung(20), J. Reinhold(20), Donal B. Day(19), G. Niculescu(18), L. Tang(18), M. E. Christy(18), H. Breuer(17), J. Dunne(17), S. Danagoulian(17), Christopher Armstrong(16), M. Jones(16)