270 citations · 778 across the 25 of their papers we have counts for
18 papers · 1 filter
Investigation of Medium Modifications to 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 () to transverse () structure function ratio for bound nucleon…
Measurements of Non-Singlet Moments of the Nucleon Structure Functions and Comparison to Predictions from Lattice QCD for
I. Albayrak, V. Mamyan, M. E. Christy +75
We present extractions of the nucleon non-singlet moments utilizing new precision data on the deuteron structure function at large Bjorken- determined via the Rosenbluth s…
Proton Form Factor Ratio, from Double Spin Asymmetry
A. Liyanage, W. Armstrong, H. Kang +97
The ratio of the electric and magnetic form factor of the proton, , has been measured for elastic electron-proton scattering with polarized beam and target up to f…
Revealing Color Forces with Transverse Polarized Electron Scattering
W. Armstrong, H. Kang, A. Liyanage +101
The Spin Asymmetries of the Nucleon Experiment (SANE) measured two double spin asymmetries using a polarized proton target and polarized electron beam at two beam energies, 4.7 GeV…
Polarization Transfer Observables in Elastic Electron Proton Scattering at 2.5, 5.2, 6.8, and 8.5 GeV
A. J. R. Puckett, E. J. Brash, M. K. Jones +104
The GEp-III and GEp-2 experiments were carried out in Jefferson Lab's (JLab's) Hall C from 2007-2008, to extend the knowledge of to the highest practically achieva…
Technical Supplement to "Polarization Transfer Observables in Elastic Electron-Proton Scattering at Q = 2.5, 5.2, 6.8, and 8.5 GeV"
A. J. R. Puckett, E. J. Brash, M. K. Jones +103
The GEp-III and GEp-2 experiments, carried out in Jefferson Lab's Hall C from 2007-2008, consisted of measurements of polarization transfer in elastic electron-proton scattering…
Measurements of and : Probing the neutron spin structure
D. Flay, M. Posik, D. S. Parno +88
We report on the results of the E06-014 experiment performed at Jefferson Lab in Hall A, where a precision measurement of the twist-3 matrix element of the neutron ($d_{2}^{n…
Polarization Transfer in Wide-Angle Compton Scattering and Single-Pion Photoproduction from the Proton
C. Fanelli, E. Cisbani, D. J. Hamilton +65
Wide-angle exclusive Compton scattering and single-pion photoproduction from the proton have been investigated via measurement of the polarization transfer from a circularly polari…
A precision measurement of the () reaction at threshold
K. Chirapatpimol, M. H. Shabestari, R. A. Lindgren +91
New results are reported from a measurement of electroproduction near threshold using the reaction. The experiment was designed to determine precisely…
Precision Measurements of in the Deep Inelastic Regime
D. S. Parno, D. Flay, M. Posik +89
We have performed precision measurements of the double-spin virtual-photon asymmetry on the neutron in the deep inelastic scattering regime, using an open-geometry, large-acc…
A Precision Measurement of the Neutron Twist-3 Matrix Element : Probing Color Forces
M. Posik, D. Flay, D. S. Parno +89
Double-spin asymmetries and absolute cross sections were measured at large Bjorken (0.25 0.90), in both the deep-inelastic and resonance regions, by scattering lo…
Hall A Annual Report 2013
M. M. Dalton, K. Allada, K. Aniol +27
Report over the experimental activities in Hall A at Thomas Jefferson National Accelerator Facility during 2013.
Measurements of F_{2} and R=σ_{L}/σ_{T} on Nuclear Targets in the Nucleon Resonance Region
Vahe Mamyan
Jefferson Lab Experiment E04-001 used the Rosenbluth technique to measure R=σ_{L}/σ_{T} and F_{2} on nuclear targets. This experiment was part of a multilab effort to investigate q…
Polarization components in photoproduction at photon energies up to 5.6 GeV
W. Luo, E. J. Brash, R. Gilman +107
We present new data for the polarization observables of the final state proton in the reaction. These data can be used to test predictions based on hadr…
Search for effects beyond the Born approximation in polarization transfer observables in elastic scattering
M. Meziane, E. J. Brash, R. Gilman +108
Intensive theoretical and experimental efforts over the past decade have aimed at explaining the discrepancy between data for the proton electric to magnetic form factor ratio, $G_…
Recoil Polarization Measurements of the Proton Electromagnetic Form Factor Ratio to Q^2 = 8.5 GeV^2
A. J. R. Puckett, E. J. Brash, M. K. Jones +103
Among the most fundamental observables of nucleon structure, electromagnetic form factors are a crucial benchmark for modern calculations describing the strong interaction dynamics…
Compton Scattering Cross Section on the Proton at High Momentum Transfer
A. Danagoulian, V. H. Mamyan, M. Roedelbronn +1
Cross-section values for Compton scattering on the proton were measured at 25 kinematic settings over the range s = 5-11 and -t = 2-7 GeV2 with statistical accuracy of a few percen…
Polarization Transfer in Proton Compton Scattering at High Momentum Transfer
D. J. Hamilton, V. H. Mamyan, the Jefferson Lab Hall A Collaboration
Compton scattering from the proton was investigated at s=6.9 (GeV/c)**2 and \t=-4.0 (GeV/c)**2 via polarization transfer from circularly polarized incident photons. The longitudina…