567 citations · 2.2k across the 37 of their papers we have counts for
37 papers
Measurement of the Parity-Violating Asymmetry in the N to Transition at Low
D. Adhikari, T. Alshayeb, D. Androic +70
We report the measurement of the parity-violating asymmetry in the N to transition via the reaction at two different kinematic points with low f…
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,…
Frequency shifts in the EPR spectrum of K due to spin-exchange collisions with polarized He and precise He polarimetry
Sumudu Katugampola, Christopher Jantzi, David A. Keder +6
The Zeeman splittings and EPR frequencies of alkali-metal atoms are shifted in the presence of a polarized noble gas. For a spherical geometry, the shift is enhanced over what is e…
Deeply virtual Compton scattering off the neutron
M. Benali, C. Desnault, M. Mazouz +96
The three-dimensional structure of nucleons (protons and neutrons) is embedded in so-called generalized parton distributions, which are accessible from deeply virtual Compton scatt…
Measurement of the Beam-Normal Single-Spin Asymmetry for Elastic Electron Scattering from C and Al
QWeak Collaboration, D. Androic, D. S. Armstrong +82
We report measurements of the parity-conserving beam-normal single-spin elastic scattering asymmetries on C and Al, obtained with an electron beam polarized tra…
Measurement of the generalized spin polarizabilities of the neutron in the low region
V. Sulkosky, C. Peng, J. -P. Chen +106
Understanding the nucleon spin structure in the regime where the strong interaction becomes truly strong poses a challenge to both experiment and theory. At energy scales below the…
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…
Measurement of the 3He Spin-Structure Functions and of Neutron (3He) Spin-Dependent Sum Rules at 0.035<Q^2<0.24 GeV^2
V. Sulkosky, J. T. Singh, C. Peng +106
The spin-structure functions and , and the spin-dependent partial cross-section have been extracted from the polarized cross-sections differences, $Δσ_{\…
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…
Precision Measurement of the Weak Charge of the Proton
D. Androic, D. S. Armstrong, A. Asaturyan +96
The fields of particle and nuclear physics have undertaken extensive programs to search for evidence of physics beyond that explained by current theories. The observation of the Hi…
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…
A Glimpse of Gluons through Deeply Virtual Compton Scattering on the Proton
M. Defurne, A. Martì Jiménez-Argüello, Z. Ahmed +91
The proton is composed of quarks and gluons, bound by the most elusive mechanism of strong interaction called confinement. In this work, the dynamics of quarks and gluons are inves…
Rosenbluth separation of the Electroproduction Cross Section off the Neutron
M. Mazouz, Z. Ahmed, H. Albataineh +95
We report the first longitudinal/transverse separation of the deeply virtual exclusive electroproduction cross section off the neutron and coherent deuteron. The correspondin…
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…
A novel comparison of Møller and Compton electron-beam polarimeters
J. A. Magee, A. Narayan, D. Jones +38
We have performed a novel comparison between electron-beam polarimeters based on Møller and Compton scattering. A sequence of electron-beam polarization measurements were performed…
Rosenbluth separation of the electroproduction cross section
M. Defurne, M. Mazouz, H. Albataineh +91
We present deeply virtual electroproduction cross-section measurements at =0.36 and three different --values ranging from 1.5 to 2 GeV, obtained from experiment…
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…
A high-finesse Fabry-Perot cavity with a frequency-doubled green laser for precision Compton polarimetry at Jefferson Lab
A. Rakhman, M. Hafez, S. Nanda +13
A high-finesse Fabry-Perot cavity with a frequency-doubled continuous wave green laser (532~nm) has been built and installed in Hall A of Jefferson Lab for high precision Compton p…
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…
Measurement of Parity-Violating Asymmetry in Electron-Deuteron Inelastic Scattering
D. Wang, K. Pan, R. Subedi +98
The parity-violating asymmetries between a longitudinally-polarized electron beam and an unpolarized deuterium target have been measured recently. The measurement covered two kinem…
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…
The Q_weak Experimental Apparatus
Qweak Collaboration, T. Allison, M. Anderson +126
The Jefferson Lab Q_weak experiment determined the weak charge of the proton by measuring the parity-violating elastic scattering asymmetry of longitudinally polarized electrons fr…