Publications (23)
Revealing the short-range structure of the "mirror nuclei" H and He
S. Li, R. Cruz-Torres, N. Santiesteban +113
When protons and neutrons (nucleons) are bound into atomic nuclei, they are close enough together to feel significant attraction, or repulsion, from the strong, short-distance part…
First Measurement of the Ar Cross Section at Jefferson Lab
H. Dai, M. Murphy, V. Pandey +55
The success of the ambitious programs of both long- and short-baseline neutrino-oscillation experiments employing liquid-argon time-projection chambers will greatly rely on the pre…
Deeply virtual Compton scattering cross section at high Bjorken
F. Georges, M. N. H. Rashad, A. Stefanko +159
We report high-precision measurements of the Deeply Virtual Compton Scattering (DVCS) cross section at high values of the Bjorken variable . DVCS is sensitive to the Generaliz…
Determination of the argon spectral function from (e,e'p) data
L. Jiang, A. M. Ankowski, D. Abrams +60
The E12-14-012 experiment, performed in Jefferson Lab Hall A, has measured the cross section in parallel kinematics using a natural argon target. Here, we report the ful…
Determination of the titanium spectral function from (e,e'p) data
L. Jiang, A. M. Ankowski, D. Abrams +62
The E12-14-012 experiment, performed in Jefferson Lab Hall A, has measured the (e,e'p) cross section in parallel kinematics using a natural titanium target. Here, we report the ful…
Comparing proton momentum distributions in and 3 nuclei via H H and He measurements
R. Cruz-Torres, S. Li, F. Hauenstein +125
We report the first measurement of the reaction cross-section ratios for Helium-3 (He), Tritium (H), and Deuterium (). The measurement covered a missing moment…
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 Nucleon Structure Function Ratio by the Jefferson Lab MARATHON Tritium/Helium-3 Deep Inelastic Scattering Experiment
MARATHON Collaboration, D. Abrams, H. Albataineh +129
The ratio of the nucleon structure functions, , is determined by the MARATHON experiment from measurements of deep inelastic scattering of electrons from H a…
Hall A Annual Report 2014
M. M. Dalton, E. Chudakov, J. Gomez +20
Report of the experimental activities in Hall A at Thomas Jefferson National Accelerator Facility during 2013.
On the redshift distribution and physical properties of ACT-selected DSFGs
T. Su, T. A. Marriage, V. Asboth +25
We present multi-wavelength detections of nine candidate gravitationally-lensed dusty star-forming galaxies (DSFGs) selected at 218GHz (1.4mm) from the ACT equatorial survey. Among…
First Measurement of the Ti Cross Section at Jefferson Lab
H. Dai, M. Murphy, V. Pandey +54
To probe CP violation in the leptonic sector using GeV energy neutrino beams in current and future experiments using argon detectors, precise models of the complex underlying neutr…
Density Changes in Low Pressure Gas Targets for Electron Scattering Experiments
S. N. Santiesteban, S. Alsalmi, D. Meekins +21
A system of modular sealed gas target cells has been developed for use in electron scattering experiments at the Thomas Jefferson National Accelerator Facility (Jefferson Lab). Thi…
Backward-angle electroproduction of mesons off protons at and
T. Akiyama, P. Bydžovský, T. Gogami +83
The electroproduction of mesons from a target at , and $\cos θ^{\text{CM}}_{γ^{*}η'} \app…
A novel measurement of the neutron magnetic form factor from A=3 mirror nuclei
S. N. Santiesteban, S. Li, D. Abrams +103
The electromagnetic form factors of the proton and neutron encode information on the spatial structure of their charge and magnetization distributions. While measurements of the pr…
Electroproduction of the Lambda/Sigma^0 hyperons at Q^2~0.5 (GeV/c)^2 at forward angles
K. Okuyama, K. Itabashi, S. Nagao +83
In 2018, the E12-17-003 experiment was conducted at the Thomas Jefferson National Accelerator Facility (JLab) to explore the possible existence of an nnLambda state in the reconstr…
Measurement of the Ar(e,e p) and Ti(e,e p) cross sections in Jefferson Lab Hall A
L. Gu, D. Abrams, A. M. Ankowski +58
The E12-14-012 experiment, performed in Jefferson Lab Hall A, has collected exclusive electron-scattering data (e,ep) in parallel kinematics using natural argon and natura…
Measurement of the cross sections for inclusive electron scattering in the E12-14-012 experiment at Jefferson Lab
M. Murphy, H. Dai, L. Gu +56
The E12-14-012 experiment performed at Jefferson Lab Hall A has collected inclusive electron-scattering data for different targets at the kinematics corresponding to beam energy 2.…
The EMC Effect of Tritium and Helium-3 from the JLab MARATHON Experiment
D. Abrams, H. Albataineh, B. S. Aljawrneh +131
Measurements of the EMC effect in the tritium and helium-3 mirror nuclei are reported. The data were obtained by the MARATHON Jefferson Lab experiment, which performed deep inelast…
The cross-section measurement for the reaction
K. N. Suzuki, T. Gogami, B. Pandey +80
The small binding energy of the hypertrition leads to predictions of non-existence of bound hypernuclei for isotriplet three-body systems such as . However, invariant mass sp…
Inclusive studies of two- and three-nucleon short-range correlations in H and He
S. Li, S. N. Santiesteban, J. Arrington +113
Inclusive electron scattering at carefully chosen kinematics can isolate scattering from the high-momentum nucleons in short-range correlations (SRCs). SRCs are produced by the har…
Probing few-body nuclear dynamics via 3H and 3He (e,e'p)pn cross-section measurements
R. Cruz-Torres, D. Nguyen, F. Hauenstein +125
We report the first measurement of the \eep three-body breakup reaction cross sections in helium-3 (He) and tritium (H) at large momentum transfer ($\langle Q^2 \rangle \ap…
Deep exclusive electroproduction of at high in the quark valence regime
The Jefferson Lab Hall A Collaboration, M. Dlamini, B. Karki +159
We report measurements of the exclusive neutral pion electroproduction cross section off protons at large values of (0.36, 0.48 and 0.60) and (3.1 to 8.4 GeV) obtai…
Effect of tensile stresses on bainitic isothermal transformation
T. Su, M. Veaux, E. Aeby-Gautier +3
The effects of tensile stresses on isothermal bainitic transformation were studied in the case of a 35MV7 steel. The modification of transformation kinetics and the presence of tra…