458 citations · 1.8k across the 36 of their papers we have counts for
24 papers · 1 filter
Form Factors and Two-Photon Exchange in High-Energy Elastic Electron-Proton Scattering
M. E. Christy, T. Gautam, L. Ou +167
We present new precision measurements of the elastic electron-proton scattering cross section for momentum transfer (Q) up to 15.75~\gevsq. Combined with existing data, these p…
Measurement of the single-spin asymmetry in quasi-elastic He() scattering at GeV
E. Long, Y. W. Zhang, M. Mihoviloviv +88
Due to the lack of free neutron targets, studies of the structure of the neutron are typically made by scattering electrons from either H or He targets. In order to extract…
Measurement of double-polarization asymmetries in the quasi-elastic process
M. Mihovilovič, G. Jin, E. Long +99
We report on a precise measurement of double-polarization asymmetries in electron-induced breakup of proceeding to and final states, pe…
Extraction of the Neutron Electric Form Factor from Measurements of Inclusive Double Spin Asymmetries
V. Sulkosky, G. Jin, E. Long +89
Measurements of the neutron charge form factor, , are challenging due to the fact that the neutron has no net charge. In addition, measurements of the neutron…
First measurement of unpolarized SIDIS cross section and cross section ratios from a He target
X. Yan, K. Allada, K. Aniol +114
The unpolarized semi-inclusive deep-inelastic scattering (SIDIS) differential cross sections in He() have been measured for the first time in Jefferson…
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 ($d_{2}^{n…
Measurement of the Target-Normal Single-Spin Asymmetry in Quasi-Elastic Scattering from the Reaction He
Y. -W. Zhang, E. Long, M. Mihovilovič +89
We report the first measurement of the target single-spin asymmetry, , in quasi-elastic scattering from the inclusive reaction He on a He gas…
Double Spin Asymmetries of Inclusive Hadron Electroproductions from a Transversely Polarized Target
The Jefferson Lab Hall A Collaboration, Y. X. Zhao, K. Allada +114
We report the measurement of beam-target double-spin asymmetries () in the inclusive production of identified hadrons, +$~^3\text{He}^{\uparrow}\rightarrow h…
The MOLLER Experiment: An Ultra-Precise Measurement of the Weak Mixing Angle Using Møller Scattering
MOLLER Collaboration, J. Benesch, P. Brindza +122
The physics case and an experimental overview of the MOLLER (Measurement Of a Lepton Lepton Electroweak Reaction) experiment at the 12 GeV upgraded Jefferson Lab are presented. A h…
Measurement of double-polarization asymmetries in the quasi-elastic process
The Jefferson Lab Hall A Collaboration, M. Mihovilovič, G. Jin +96
We present a precise measurement of double-polarization asymmetries in the reaction. This particular process is a uniq…
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…
Single Spin Asymmetries in Charged Kaon Production from Semi-Inclusive Deep Inelastic Scattering on a Transversely Polarized Target
Y. X. Zhao, Y. Wang, K. Allada +113
We report the first measurement of target single spin asymmetries of charged kaons produced in semi-inclusive deep inelastic scattering of electrons off a transversely polarized $^…
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.
Probing the Repulsive Core of the Nucleon-Nucleon Interaction via the 4He(e,e'pN) Triple-Coincidence Reaction
I. Korover N. Muangma, O. Hen, R. Shneor +115
We studied simultaneously the 4He(e,e'p), 4He(e,e'pp), and 4He(e,e'pn) reactions at Q^2=2 [GeV/c]2 and x_B>1, for a (e,e'p) missing-momentum range of 400 to 830 MeV/c. The knocked-…
Measurement of pretzelosity asymmetry of charged pion production in Semi-Inclusive Deep Inelastic Scattering on a polarized He target
Y. Zhang, X. Qian, K. Allada +112
An experiment to measure single-spin asymmetries in semi-inclusive production of charged pions in deep-inelastic scattering on a transversely polarized He target was performed…
Single Spin Asymmetries of Inclusive Hadrons Produced in Electron Scattering from a Transversely Polarized He Target
K. Allada, Y. X. Zhao, K. Aniol +113
We report the first measurement of target single-spin asymmetries (A) in the inclusive hadron production reaction, +, using a transv…
Measurement of the Target-Normal Single-Spin Asymmetry in Deep-Inelastic Scattering from the Reaction
J. Katich, X. Qian, Y. X. Zhao +113
We report the first measurement of the target-normal single-spin asymmetry in deep-inelastic scattering from the inclusive reaction He on a pola…
Measurement of the 12C(e,e'p)11B Two-Body Breakup Reaction at High Missing Momentum Values
P. Monaghan, R. Shneor, R. Subedi +81
The five-fold differential cross section for the 12C(e,e'p)11B reaction was determined over a missing momentum range of 200-400 MeV/c, in a kinematics regime with Bjorken x > 1 and…
Beam-Target Double Spin Asymmetry A_LT in Charged Pion Production from Deep Inelastic Scattering on a Transversely Polarized He-3 Target at 1.4<Q^2<2.7 GeV^2
J. Huang, K. Allada, C. Dutta +112
We report the first measurement of the double-spin asymmetry for charged pion electroproduction in semi\nobreakdash-inclusive deep\nobreakdash-inelastic electron scatterin…
Single Spin Asymmetries in Charged Pion Production from Semi-Inclusive Deep Inelastic Scattering on a Transversely Polarized He Target
X. Qian, K. Allada, C. Dutta +112
We report the first measurement of target single spin asymmetries in the semi-inclusive reaction on a transversely polarized target. The experiment, conducted…
Polarization Transfer in the 4He(e,e'p)3H Reaction at Q^2 = 0.8 and 1.3 (GeV/c)^2
M. Paolone, S. P. Malace, S. Strauch +55
Proton recoil polarization was measured in the quasielastic 4He(e,e'p)3H reaction at Q^2 = 0.8 (GeV/c)^2 and 1.3 (GeV/c)^2 with unprecedented precision. The polarization-transfer c…
Probing Cold Dense Nuclear Matter
R. Subedi, R. Shneor, P. Monaghan +62
The protons and neutrons in a nucleus can form strongly correlated nucleon pairs. Scattering experiments, where a proton is knocked-out of the nucleus with high momentum transfer a…
Nuclear Targets for a Precision Measurement of the Neutral Pion Radiative Width
P. Martel, E. Clinton, R. McWilliams +60
A technique is presented for precision measurements of the area densities, density * T, of approximately 5% radiation length carbon and 208Pb targets used in an experiment at Jeffe…