F. Benmokhtar

activity

20012026

most citedMeasurement of GEp/GMp in ep -> ep to Q2 = 5.6 GeV2

650 citations · 5.6k across the 122 of their papers we have counts for

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91 papers · 1 filter

nucl-ex2026

Measurements of $γ_{v} p \to π^{+} π^{-} p^{'}$ Cross Sections with the CLAS12 Detector for $Q^{2}$ from 2.4-8.0 GeV $^{2}$ and $W$ from 1.4-2.1 GeV

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

This paper reports exclusive cross sections for the $e p \to e^{'} π^{+} π^{-} p^{'}$ 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/ $ψ$ 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

First measurement of polarized spin-density matrix elements and differential cross sections d $σ$ /d $t$ in $ω$ ~photoproduction off the proton for $2.7 < E_{γ} < 5.2$ GeV using CLAS at Jefferson Lab

T. Hu, Z. Akbar, V. Crede +147

We report on the differential cross sections d $σ$ /d $t$ , the unpolarized spin-density matrix elements $ρ_{00}^{0}$ , $ρ_{1 - 1}^{0}$ , Re\, $ρ_{10}^{0}$ , and the first extraction of the polari…

nucl-ex2026

Measurements of $γ_{v} p \to π^{+} π^{-} p^{'}$ Cross Sections with the CLAS Detector for $Q^{2}$ from 2.0--5.0~GeV $^{2}$ and $W$ from 1.400--2.125~GeV

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

Observables in the electroproduction of the $π^{+} π^{-} p$ reaction channel off the proton that are sensitive to the polarization of the virtual photon are presented for the first time…

nucl-ex2025

First Study of the Nuclear Response to Fast Hadrons via Angular Correlations between Pions and Slow Protons in Electron-Nucleus Scattering

S. J. Paul, M. Arratia, H. Hakobyan +127

We report on the first measurement of angular correlations between high-energy pions and slow protons in electron-nucleus ( $e A$ ) scattering, providing a new probe of how a nucleus…

nucl-ex2025

Measurement of Beam-Recoil Observables $C_{x}$ and $C_{z}$ for $K^{+} Λ$ Photoproduction

CLAS Collaboration, S. Adhikari, B. A. Raue +154

Exclusive photoproduction of $K^{+} Λ$ final states off a proton target has been an important component in the search for missing nucleon resonances and our understanding of the prod…

nucl-ex2025

Recoil Polarization in $K^{+} Y$ Electroproduction in the Nucleon Resonance Region with CLAS12

D. S. Carman, A. D'Angelo, L. Lanza +127

Hyperon recoil polarization measurements for the exclusive electroproduction of $K^{+} Λ$ and $K^{+} Σ^{0}$ final states from an unpolarized proton target have been carried out using the C…

nucl-ex2025

Measurement of single- and double-polarization observables in the photoproduction of $π^{+} π^{-}$ ~meson pairs off the proton using CLAS at Jefferson Laboratory

P. Roy, S. Cao, V. Crede +141

The photoproduction of $π^{+} π^{-}$ meson pairs off the proton has been studied in the reaction $γ p \to p π^{+} π^{-}$ using the CEBAF Large Acceptance Spectrometer (CLAS) and the frozen-sp…

nucl-ex2025

Measurement of the Parity-Violating Asymmetry in the N to $Δ$ Transition at Low $Q^{2}$

D. Adhikari, T. Alshayeb, D. Androic +70

We report the measurement of the parity-violating asymmetry in the N to $Δ$ transition via the $e^{-} + p \to e^{-} + Δ^{+}$ reaction at two different kinematic points with low f…

nucl-ex2025

Measuring short-range correlations and quasi-elastic cross sections in A(e,e') at x>1 and modest Q $^{2}$

Y. P. Zhang, Z. H. Ye, D. Nguyen +96

We present results from the Jefferson Lab E08-014 experiment, investigating short-range correlations (SRC) through measurements of inclusive quasi-elastic scattering from $^{2}$ H, $^…

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★ 2 cited

Measurement of the nucleon spin structure functions for 0.01< $Q^{2}$ <1 GeV $^{2}$ using CLAS

A. Deur, S. E. Kuhn, M. Ripani +147

The spin structure functions of the proton and the deuteron were measured during the EG4 experiment at Jefferson Lab in 2006. Data were collected for longitudinally polarized elect…

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-ex2023★ 19 cited

Strong Interaction Physics at the Luminosity Frontier with 22 GeV Electrons at Jefferson Lab

A. Accardi, P. Achenbach, D. Adhikari +441

This document presents the initial scientific case for upgrading the Continuous Electron Beam Accelerator Facility (CEBAF) at Jefferson Lab (JLab) to 22 GeV. It is the result of a…

nucl-ex2023

Measurement of the helicity asymmetry $E$ for the $γ p \to p π^{0}$ reaction in the resonance region

K. Chan, N. Zachariou, M. Bashkanov +9

The double-spin-polarization observable $E$ for $γ p \to p π^{0}$ has been measured with the CEBAF Large Acceptance Spectrometer (CLAS) at photon beam energies $E_{γ}$ …

nucl-ex2022★ 77 cited

Precision Studies of QCD in the Low Energy Domain of the EIC

V. Burkert, L. Elouadrhiri, A. Afanasev +11

The manuscript focuses on the high impact science of the EIC with objective to identify a portion of the science program for QCD precision studies that requires or greatly benefits…

nucl-ex2022

First Measurement of $Λ$ Electroproduction off Nuclei in the Current and Target Fragmentation Regions

T. Chetry, L. El Fassi, W. K. Brooks +151

We report results of $Λ$ hyperon production in semi-inclusive deep-inelastic scattering off deuterium, carbon, iron, and lead targets obtained with the CLAS detector and the Contin…

nucl-ex2022★ 7 cited

Exclusive J/ $ψ$ Detection and Physics with ECCE

X. Li, J. K. Adkins, Y. Akiba +276

Exclusive heavy quarkonium photoproduction is one of the most popular processes in EIC, which has a large cross section and a simple final state. Due to the gluonic nature of the e…

nucl-ex2022★ 9 cited

Observation of azimuth-dependent suppression of hadron pairs in electron scattering off nuclei

S. J. Paul, S. Moran, M. Arratia +142

We present the first measurement of di-hadron angular correlations in electron-nucleus scattering. The data were taken with the CLAS detector and a 5.0 GeV electron beam incident o…

nucl-ex2022★ 1 cited

Exclusive $π^{-}$ Electroproduction off the Neutron in Deuterium in the Resonance Region

Y. Tian, R. W. Gothe, V. I. Mokeev +140

New results for the exclusive and quasi-free cross sections off neutrons bound in deuterium $γ_{v} n (p) \to p π^{-} (p)$ are presented over a wide final state hadron angle rang…

nucl-ex2021

Polarized Structure Function $σ_{L T^{'}}$ from $π^{0} p$ Electroproduction Data in the Resonance Region at $0.4$ GeV $^{2} < Q^{2} < 1.0$ GeV $^{2}$

E. L. Isupov, V. D. Burkert, A. A. Golubenko +138

The first results on the $σ_{L T^{'}}$ structure function in exclusive $π^{0} p$ electroproduction at invariant masses of the final state of 1.5 GeV $<$ $W$ $<$ 1.8 GeV and in the range o…

nucl-ex2021★ 18 cited

First Determination of the 27Al Neutron Distribution Radius from a Parity-Violating Electron Scattering Measurement

QWeak Collaboration, D. Androic, D. S. Armstrong +91

We report the first measurement of the parity-violating elastic electron scattering asymmetry on 27Al. The 27Al elastic asymmetry is A_PV = 2.16 +- 0.11 (stat) +- 0.16 (syst) ppm,…

nucl-ex2021★ 34 cited

Measurement of the EMC effect in light and heavy nuclei

J. Arrington, J. Bane, A. Daniel +54

Inclusive electron scattering from nuclear targets has been measured to extract the nuclear dependence of the inelastic cross section in Hall C at the Thomas Jefferson National Acc…

Measurements of γv​p→π+π−p′ Cross Sections with the CLAS12 Detector for Q2 from 2.4-8.0 GeV2 and W from 1.4-2.1 GeV

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

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

First measurement of polarized spin-density matrix elements and differential cross sections dσ/dt in ω~photoproduction off the proton for 2.7<Eγ​<5.2 GeV using CLAS at Jefferson Lab

Measurements of γv​p→π+π−p′ Cross Sections with the CLAS Detector for Q2 from 2.0--5.0~GeV2 and W from 1.400--2.125~GeV

First Study of the Nuclear Response to Fast Hadrons via Angular Correlations between Pions and Slow Protons in Electron-Nucleus Scattering

Measurement of Beam-Recoil Observables Cx​ and Cz​ for K+Λ Photoproduction

Recoil Polarization in K+Y Electroproduction in the Nucleon Resonance Region with CLAS12

Measurement of single- and double-polarization observables in the photoproduction of π+π−~meson pairs off the proton using CLAS at Jefferson Laboratory

Measurement of the Parity-Violating Asymmetry in the N to Δ Transition at Low Q2

Measuring short-range correlations and quasi-elastic cross sections in A(e,e') at x>1 and modest Q2

Photoproduction of two charged pions off protons in the resonance region

Measurement of the nucleon spin structure functions for 0.01<Q2<1 GeV2 using CLAS

Dihadron Azimuthal Correlations in Deep-Inelastic Scattering Off Nuclear Targets

Strong Interaction Physics at the Luminosity Frontier with 22 GeV Electrons at Jefferson Lab

Measurement of the helicity asymmetry E for the γ​p​→pπ0 reaction in the resonance region

Precision Studies of QCD in the Low Energy Domain of the EIC

First Measurement of Λ Electroproduction off Nuclei in the Current and Target Fragmentation Regions

Exclusive J/ψ Detection and Physics with ECCE

Observation of azimuth-dependent suppression of hadron pairs in electron scattering off nuclei

Exclusive π− Electroproduction off the Neutron in Deuterium in the Resonance Region

Polarized Structure Function σLT′​ from π0p Electroproduction Data in the Resonance Region at 0.4 GeV2<Q2<1.0 GeV2

First Determination of the 27Al Neutron Distribution Radius from a Parity-Violating Electron Scattering Measurement

Measurement of the EMC effect in light and heavy nuclei

Measurements of $γ_{v} p \to π^{+} π^{-} p^{'}$ Cross Sections with the CLAS12 Detector for $Q^{2}$ from 2.4-8.0 GeV $^{2}$ and $W$ from 1.4-2.1 GeV

First measurement of polarized spin-density matrix elements and differential cross sections d $σ$ /d $t$ in $ω$ ~photoproduction off the proton for $2.7 < E_{γ} < 5.2$ GeV using CLAS at Jefferson Lab

Measurements of $γ_{v} p \to π^{+} π^{-} p^{'}$ Cross Sections with the CLAS Detector for $Q^{2}$ from 2.0--5.0~GeV $^{2}$ and $W$ from 1.400--2.125~GeV

Measurement of Beam-Recoil Observables $C_{x}$ and $C_{z}$ for $K^{+} Λ$ Photoproduction

Recoil Polarization in $K^{+} Y$ Electroproduction in the Nucleon Resonance Region with CLAS12

Measurement of single- and double-polarization observables in the photoproduction of $π^{+} π^{-}$ ~meson pairs off the proton using CLAS at Jefferson Laboratory

Measurement of the Parity-Violating Asymmetry in the N to $Δ$ Transition at Low $Q^{2}$

Measuring short-range correlations and quasi-elastic cross sections in A(e,e') at x>1 and modest Q $^{2}$

Measurement of the nucleon spin structure functions for 0.01< $Q^{2}$ <1 GeV $^{2}$ using CLAS

Measurement of the helicity asymmetry $E$ for the $γ p \to p π^{0}$ reaction in the resonance region

First Measurement of $Λ$ Electroproduction off Nuclei in the Current and Target Fragmentation Regions

Exclusive J/ $ψ$ Detection and Physics with ECCE

Exclusive $π^{-}$ Electroproduction off the Neutron in Deuterium in the Resonance Region

Polarized Structure Function $σ_{L T^{'}}$ from $π^{0} p$ Electroproduction Data in the Resonance Region at $0.4$ GeV $^{2} < Q^{2} < 1.0$ GeV $^{2}$