A. Asaturyan

activity

20042026

most citedRecoil Polarization Measurements of the Proton Electromagnetic Form Factor Ratio to Q^2 = 8.5 GeV^2

270 citations · 2k across the 64 of their papers we have counts for

collaborators

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45 papers · 1 filter

nucl-ex2026

ePIC Early Science Report

D. Abbott, N. Abdelrahman, S. Abhijit +781

This Early Science Report from the ePIC Collaboration outlines the compelling physics program achievable during the first years of operation of the Electron-Ion Collider (EIC), pri…

nucl-ex2025

Measurement of the Total Compton Scattering Cross Section between 6.5 and 11 GeV

GlueX Collaboration, F. Afzal, C. S. Akondi +148

The total cross section for Compton scattering off atomic electrons, $γ + e \to γ^{'} + e^{'}$ , was measured using photons with energies between 6.5 and 11.1 GeV incident on a $^{9}$ Be t…

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

First Measurement of $a_{2}^{0} (1320)$ Polarized Photoproduction Cross Section

GlueX Collaboration, F. Afzal, C. S. Akondi +149

We measure for the first time the differential photoproduction cross section $d σ / d t$ of the $a_{2} (1320)$ meson at an average photon beam energy of 8.5~GeV, using data with an integr…

nucl-ex2025

Investigation of Medium Modifications to $^{12}$ C Structure Functions in the Resonance Region

S. Alsalmi, I. Albayrak, A. Ahmidouch +75

We present results from a high precision experimental study of the nuclear modification of the longitudinal ( $F_{L}$ ) to transverse ( $F_{1}$ ) structure function ratio for bound nucleon…

nucl-ex2024★ 5 cited

First Measurement of Near- and Sub-Threshold $J / ψ$ Photoproduction off Nuclei

J. R. Pybus, L. Ehinger, T. Kolar +65

We report on the first measurement of $J / ψ$ photoproduction from nuclei in the photon energy range of $7$ to $10.8$ GeV, extending above and below the photoproduction threshold in…

nucl-ex2024

Measurement of Spin-Density Matrix Elements in $Δ^{++} (1232)$ photoproduction

F. Afzal, C. S. Akondi, M. Albrecht +146

We measure the spin-density matrix elements (SDMEs) of the $Δ^{++} (1232)$ in the photoproduction reaction $γ p \to π^{-} Δ^{++} (1232)$ with the GlueX experiment in Hall D at Jefferson…

nucl-ex2024★ 6 cited

Upper Limit on the Photoproduction Cross Section of the Spin-Exotic $π_{1} (1600)$

GlueX Collaboration, F. Afzal, C. S. Akondi +147

The spin-exotic hybrid meson $π_{1} (1600)$ is predicted to have a large decay rate to the $ω π π$ final state. Using 76.6~pb $^{- 1}$ of data collected with the GlueX detector, we meas…

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★ 16 cited

Measurement of Spin-Density Matrix Elements in $ρ (770)$ Production with a Linearly Polarized Photon Beam at $E_{γ} = 8.2 - 8.8 GeV$

GlueX Collaboration, S. Adhikari, F. Afzal +150

The GlueX experiment at Jefferson Lab studies photoproduction of mesons using linearly polarized $8.5 GeV$ photons impinging on a hydrogen target which is contained within…

nucl-ex2023★ 69 cited

Measurement of the J/ $ψ$ photoproduction cross section over the full near-threshold kinematic region

GlueX Collaboration, S. Adhikari, F. Afzal +150

We report the total and differential cross sections for $J / ψ$ photoproduction with the large acceptance GlueX spectrometer for photon beam energies from the threshold at 8.2~GeV up…

nucl-ex2022

First Measurement of the EMC Effect in $^{10}$ B and $^{11}$ B

A. Karki, D. Biswas, F. A. Gonzalez +94

The nuclear dependence of the inclusive inelastic electron scattering cross section (the EMC effect) has been measured for the first time in $^{10}$ B and $^{11}$ B. Previous measure…

nucl-ex2022★ 1 cited

Constraints on the onset of color transparency from quasi-elastic $^{12}$ C $(e, e^{'} p)$ up to $Q^{2} = 14.2$ (GeV $/ c)^{2}$

D. Bhetuwal, J. Matter, H. Szumila-Vance +87

Quasi-elastic scattering on $^{12}$ C $(e, e^{'} p)$ was measured in Hall C at Jefferson Lab for space-like 4-momentum transfer squared $Q^{2}$ in the range of 8--14.2\,(GeV/ $c$ ) $^{2}$ with p…

nucl-ex2021★ 7 cited

Measurement of Spin Density Matrix Elements in $Λ (1520)$ Photoproduction at 8.2-8.8 GeV

GlueX Collaboration, S. Adhikari, C. S. Akondi +143

We report on the measurement of spin density matrix elements of the $Λ (1520)$ in the photoproduction reaction $γ p \to Λ (1520) K^{+}$ , via its subsequent decay to $K^{-} p$ . The…

nucl-ex2021

Deeply virtual Compton scattering using a positron beam in Hall-C at Jefferson Lab

A. Afanasev, I. Albayrak, S. Ali +71

We propose to use the High Momentum Spectrometer of Hall C combined with the Neutral Particle Spectrometer (NPS) to perform high precision measurements of the Deeply Virtual Compto…

nucl-ex2021★ 10 cited

Measurement of the Beam-Normal Single-Spin Asymmetry for Elastic Electron Scattering from $^{12}$ C and $^{27}$ Al

QWeak Collaboration, D. Androic, D. S. Armstrong +82

We report measurements of the parity-conserving beam-normal single-spin elastic scattering asymmetries $B_{n}$ on $^{12}$ C and $^{27}$ Al, obtained with an electron beam polarized tra…

nucl-ex2021★ 11 cited

Spectroscopy of $A = 9$ hyperlithium by the $(e, e^{'} K^{+})$ reaction

T. Gogami, C. Chen, D. Kawama +84

Missing mass spectroscopy with the $(e, e^{'} K^{+})$ reaction was performed at Jefferson Laboratory's Hall C for the neutron rich $Λ$ hypernucleus $_{Λ}^{9} Li$ . The ground…

nucl-ex2020★ 35 cited

Ruling out color transparency in quasi-elastic $^{12}$ C(e,e'p) up to $Q^{2}$ of 14.2 (GeV/c) $^{2}$

D. Bhetuwal, J. Matter, H. Szumila-Vance +87

Quasielastic $^{12}$ C $(e, e^{'} p)$ scattering was measured at space-like 4-momentum transfer squared $Q^{2}$ ~=~8, 9.4, 11.4, and 14.2 (GeV/c) $^{2}$ , the highest ever achieved to date. Nucl…

nucl-ex2020★ 9 cited

Measurement of beam asymmetry for $π^{-} Δ^{++}$ photoproduction on the proton at $E_{γ}$ =8.5 GeV

GlueX Collaboration, S. Adhikari, C. S. Akondi +134

We report a measurement of the $π^{-}$ photoproduction beam asymmetry for the reaction $γ p \to π^{-} Δ^{++}$ using data from the GlueX experiment in the photon beam energy…

nucl-ex2020★ 17 cited

Strange Hadron Spectroscopy with Secondary KL Beam in Hall D

KLF Collaboration, Moskov Amaryan, Mikhail Bashkanov +150

We propose to create a secondary beam of neutral kaons in Hall D at Jefferson Lab to be used with the GlueX experimental setup for strange hadron spectroscopy. The superior CEBAF e…

nucl-ex2020★ 16 cited

Probing the Deuteron at Very Large Internal Momenta

Carlos Yero

$^{2} H (e, e^{'} p) n$ cross sections have been measured at 4-momentum transfers of $Q^{2} = 4.5 \pm 0.5$ (GeV/c) $^{2}$ over a range of neutron recoil momenta, $p_{r}$ ,…

nucl-ex2020★ 45 cited

An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab

A. Accardi, A. Afanasev, I. Albayrak +227

Positron beams, both polarized and unpolarized, are identified as essential ingredients for the experimental programs at the next generation of lepton accelerators. In the context…

nucl-ex2020★ 10 cited

Precision Measurement of the Beam-Normal Single-Spin Asymmetry in Forward-Angle Elastic Electron-Proton Scattering

QWeak collaboration, D. Androic, D. S. Armstrong +92

A beam-normal single-spin asymmetry generated in the scattering of transversely polarized electrons from unpolarized nucleons is an observable related to the imaginary part of the…

nucl-ex2019★ 6 cited

Parity-Violating Inelastic Electron-Proton Scattering at Low $Q^{2}$ Above the Resonance Region

QWeak Collaboration, D. Androic, D. S. Armstrong +74

We report the measurement of the parity-violating asymmetry for the inelastic scattering of electrons from the proton, at $Q^{2} = 0.082$ GeV $^{2}$ and $W = 2.23$ GeV, above the reson…

ePIC Early Science Report

Measurement of the Total Compton Scattering Cross Section between 6.5 and 11 GeV

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

First Measurement of a20​(1320) Polarized Photoproduction Cross Section

Investigation of Medium Modifications to 12C Structure Functions in the Resonance Region

First Measurement of Near- and Sub-Threshold J/ψ Photoproduction off Nuclei

Measurement of Spin-Density Matrix Elements in Δ++(1232) photoproduction

Upper Limit on the Photoproduction Cross Section of the Spin-Exotic π1​(1600)

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

Measurement of Spin-Density Matrix Elements in ρ(770) Production with a Linearly Polarized Photon Beam at Eγ​=8.2−8.8GeV

Measurement of the J/ψ photoproduction cross section over the full near-threshold kinematic region

First Measurement of the EMC Effect in 10B and 11B

Constraints on the onset of color transparency from quasi-elastic 12C(e,e′p) up to Q2=14.2(GeV/c)2

Measurement of Spin Density Matrix Elements in Λ(1520) Photoproduction at 8.2-8.8 GeV

Deeply virtual Compton scattering using a positron beam in Hall-C at Jefferson Lab

Measurement of the Beam-Normal Single-Spin Asymmetry for Elastic Electron Scattering from 12C and 27Al

Spectroscopy of A=9 hyperlithium by the (e,e′K+) reaction

Ruling out color transparency in quasi-elastic 12C(e,e'p) up to Q2 of 14.2 (GeV/c)2

Measurement of beam asymmetry for π−Δ++ photoproduction on the proton at Eγ​=8.5 GeV

Strange Hadron Spectroscopy with Secondary KL Beam in Hall D

Probing the Deuteron at Very Large Internal Momenta

An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab

Precision Measurement of the Beam-Normal Single-Spin Asymmetry in Forward-Angle Elastic Electron-Proton Scattering

Parity-Violating Inelastic Electron-Proton Scattering at Low Q2 Above the Resonance Region

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

First Measurement of $a_{2}^{0} (1320)$ Polarized Photoproduction Cross Section

Investigation of Medium Modifications to $^{12}$ C Structure Functions in the Resonance Region

First Measurement of Near- and Sub-Threshold $J / ψ$ Photoproduction off Nuclei

Measurement of Spin-Density Matrix Elements in $Δ^{++} (1232)$ photoproduction

Upper Limit on the Photoproduction Cross Section of the Spin-Exotic $π_{1} (1600)$

Measurement of Spin-Density Matrix Elements in $ρ (770)$ Production with a Linearly Polarized Photon Beam at $E_{γ} = 8.2 - 8.8 GeV$

Measurement of the J/ $ψ$ photoproduction cross section over the full near-threshold kinematic region

First Measurement of the EMC Effect in $^{10}$ B and $^{11}$ B

Constraints on the onset of color transparency from quasi-elastic $^{12}$ C $(e, e^{'} p)$ up to $Q^{2} = 14.2$ (GeV $/ c)^{2}$

Measurement of Spin Density Matrix Elements in $Λ (1520)$ Photoproduction at 8.2-8.8 GeV

Measurement of the Beam-Normal Single-Spin Asymmetry for Elastic Electron Scattering from $^{12}$ C and $^{27}$ Al

Spectroscopy of $A = 9$ hyperlithium by the $(e, e^{'} K^{+})$ reaction

Ruling out color transparency in quasi-elastic $^{12}$ C(e,e'p) up to $Q^{2}$ of 14.2 (GeV/c) $^{2}$

Measurement of beam asymmetry for $π^{-} Δ^{++}$ photoproduction on the proton at $E_{γ}$ =8.5 GeV

Parity-Violating Inelastic Electron-Proton Scattering at Low $Q^{2}$ Above the Resonance Region