567 citations · 1.2k across the 21 of their papers we have counts for
21 papers
A New Low Measurement of the Proton's Spin Structure Function from Longitudinal & Transverse Polarized Data
D. Ruth, R. Zielinski, C. Gu +94
The proton's spin structure has proven to be far more complicated than was originally believed, and has been the subject of a number of experimental investigations. %Early measurem…
High Precision Measurement of Compton Scattering in the 5 GeV region
P. Ambrozewicz, L. Ye, Y. Prok +94
The cross section of atomic electron Compton scattering was measured in the 4.40--5.475 GeV photon beam energy region by the {\em PrimEx} co…
A Search for the LHCb Charmed 'Pentaquark' using Photo-Production of at Threshold in Hall C at Jefferson Lab
Z. -E. Meziani, S. Joosten, M. Paolone +56
We propose to measure the photo-production cross section of near threshold, in search of the recently observed LHCb hidden-charm resonances (4380) and (4450) consis…
Electroexcitation of the at low momentum transfer
A. Blomberg, D. Anez, N. Sparveris +92
We report on new p measurements at the resonance at the low momentum transfer region. The mesonic cloud dynamics is predicted to be dominant an…
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…
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…
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…
Pressure Dependent Wall Relaxation in Polarized He Gaseous Cells
C. Peng, W. Zheng, P. -H. Chu +2
Pressure dependence of longitudinal relaxation time (T) due to the cell wall was observed previously at both room temperature and low temperature in valved Rb-coated refillable…
Hall A Annual Report 2012
S. Riordan, C. Keppel, K. Aniol +46
Report over the experimental activities in Hall A at Thomas Jefferson National Accelerator Facility.
New Measurements of the Transverse Beam Asymmetry for Elastic Electron Scattering from Selected Nuclei
The HAPPEX, PREX Collaborations, : +195
We have measured the beam-normal single-spin asymmetry in the elastic scattering of 1-3 GeV transversely polarized electrons from H and for the first time from He, $^…
Search for Spin-Dependent Short-Range Force Using Optically Polarized He Gas
W. Zheng, H. Gao, B. Lalremruata +4
We propose a new method to detect short-range \textit{P-} and \textit{T-} violating interactions between nucleons, based on measuring the precession frequency shift of polarized $^…
General Solution to Gradient Induced Transverse and Longitudinal Relaxation of Spins Undergoing Restricted Diffusion
W. Zheng, H. Gao, J. -G. Liu +3
We develop an approach, by calculating the autocorrelation function of spins, to derive the magnetic field gradient induced transverse () relaxation of spins undergoing restri…
Pressure Dependence of Wall Relaxation in Polarized He Gaseous Cells
W. Zheng, H. Gao, Q. Ye +1
We have observed a linear pressure dependence of longitudinal relaxation time () at 4.2 K and 295 K in gaseous He cells made of either bare pyrex glass or Cs/Rb-coated pyr…
Measurement of the Neutron Radius of 208Pb Through Parity-Violation in Electron Scattering
S. Abrahamyan, Z. Ahmed, H. Albataineh +132
We report the first measurement of the parity-violating asymmetry A_PV in the elastic scattering of polarized electrons from 208Pb. A_PV is sensitive to the radius of the neutron d…
Search for the Neutron Electric Dipole Moment: Contributions from the Triangle Universities Nuclear Laboratory
P. R. Huffman, R. Golub, C. R Gould +11
A significant fraction of the research effort at the Triangle Universities Nuclear Laboratory (TUNL) focuses on weak interaction studies and searches for physics beyond the Standar…
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…