99 citations · 523 across the 22 of their papers we have counts for
22 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…
A New cw-NMR Q-meter for Dynamically Polarized Targets for Particle Physics
J. D. Maxwell, J. Brock, C. Cuevas +3
Polarized solid targets produced via Dynamic Nuclear Polarization rely on Continuous-Wave Nuclear Magnetism Resonance measurements to accurately determine the degree of polarizatio…
Horizontal 1 K refrigerator with novel loading mechanism for polarized solid targets
J. Brock, C. Carlin, D. Griffith +10
We describe a helium evaporation refrigerator used to cool dynamically polarized proton and deuteron targets for electron-scattering experiments using the CEBAF Large Acceptance Sp…
Metastability exchange optical pumping of He at low pressure and high magnetic field
X. Li, J. D. Maxwell, D. Nguyen +4
Systematic studies on metastability exchange optical pumping of He nuclei have been performed at Jefferson Lab using a 1-torr sealed cell at magnetic fields from 2 to 4 T. The…
Measurement of the helicity asymmetry for the reaction in the resonance region
K. Chan, N. Zachariou, M. Bashkanov +9
The double-spin-polarization observable for has been measured with the CEBAF Large Acceptance Spectrometer (CLAS) at photon beam energies …
The Qweak High Performance LH2 Target
J. Brock, S. Covrig Dusa, J. Dunne +5
A high-power liquid hydrogen target was built for the Jefferson Lab Qweak experiment, which measured the tiny parity-violating asymmetry in p scattering at an incident ene…
The Proton Spin Structure Function and Generalized Polarizabilities in the Strong QCD Regime
D. Ruth, R. Zielinski, C. Gu +94
The strong interaction is not well understood at low energy, or for interactions with low momentum transfer , but one of the clearest insights we have comes from Chiral Pertur…
The PRad Windowless Gas Flow Target
J. Pierce, J. Brock, C. Carlin +21
We report on a windowless, high-density, gas flow target at Jefferson Lab that was used to measure , the root-mean-square charge radius of the proton. To our knowledge, this i…
Measurement of the proton spin structure at long distances
X. Zheng, A. Deur, H. Kang +148
Measuring the spin structure of protons and neutrons tests our understanding of how they arise from quarks and gluons, the fundamental building blocks of nuclear matter. At long di…
The GlueX Beamline and Detector
S. Adhikari, C. S. Akondi, H. Al Ghoul +187
The GlueX experiment at Jefferson Lab has been designed to study photoproduction reactions with a 9-GeV linearly polarized photon beam. The energy and arrival time of beam photons…
First Measurements of the Double-Polarization Observables , , and in Photoproduction off Transversely Polarized Protons in the Resonance Region
P. Roy, S. Park, V. Crede +145
First measurements of double-polarization observables in photoproduction off the proton are presented using transverse target polarization and data from the CEBAF Large Accepta…
Design and Performance of the Spin Asymmetries of the Nucleon Experiment
J. D. Maxwell, W. R. Armstrong, S. Choi +102
The Spin Asymmetries of the Nucleon Experiment (SANE) performed inclusive, double-polarized electron scattering measurements of the proton at the Continuous Electron Beam Accelerat…
Measurement of the beam asymmetry and the target asymmetry in the photoproduction of mesons off the proton using CLAS at Jefferson Laboratory
P. Roy, Z. Akbar, S. Park +143
The photoproduction of mesons off the proton has been studied in the reaction using the CEBAF Large Acceptance Spectrometer (CLAS) and the frozen-spin target (FROS…
Measurement of the Q^2 Dependence of the Deuteron Spin Structure Function g_1 and its Moments at Low Q^2 with CLAS
K. P. Adhikari, A. Deur, L. El Fassi +145
We measured the spin structure function of the deuteron at low , where QCD can be approximated with chiral perturbation theory (PT). The data cover the resonance re…
Semi-Inclusive target and beam-target asymmetries from 6 GeV electron scattering with CLAS
S. Jawalkar, S. Koirala, H. Avakian +160
We present precision measurements of the target and beam-target spin asymmetries from neutral pion electroproduction in deep-inelastic scattering (DIS) using the CEBAF Large Accept…
Measurement of the helicity asymmetry in photoproduction
Z. Akbar, P. Roy, S. Park +131
The double-polarization observable was studied for the reaction using the CEBAF Large Acceptance Spectrometer (CLAS) in Hall B at the Thomas Jefferson National Accel…
First measurement of the helicity asymmetry in photoproduction on the proton
I. Senderovich, B. T. Morrison, M. Dugger +148
Results are presented for the first measurement of the double-polarization helicity asymmetry E for the photoproduction reaction . Data were obtained using t…
First Measurement of the Polarization Observable E in the Reaction up to 2.25 GeV
S. Strauch, W. J. Briscoe, M. Döring +165
First results from the longitudinally polarized frozen-spin target (FROST) program are reported. The double-polarization observable E, for the reaction , has…
Single and double spin asymmetries for deeply virtual Compton scattering measured with CLAS and a longitudinally polarized proton target
S. Pisano, A. Biselli, S. Niccolai +4
Single-beam, single-target, and double-spin asymmetries for hard exclusive photon production on the proton are presented. The data were taken at Jeffers…
Longitudinal target-spin asymmetries for deeply virtual Compton scattering
E. Seder, A. Biselli, S. Pisano +2
A measurement of the electroproduction of photons off protons in the deeply inelastic regime was performed at Jefferson Lab using a nearly 6-GeV electron beam, a longitudinally pol…
Precision measurements of of the proton and the deuteron with 6 GeV electrons
Y. Prok, P. Bosted, N. Kvaltine +160
The inclusive polarized structure functions of the proton and deuteron, g1p and g1d, were measured with high statistical precision using polarized 6 GeV electrons incident on a pol…
The Jefferson Lab Frozen Spin Target
C. D. Keith, J. Brock, C. Carlin +7
A frozen spin polarized target, constructed at Jefferson Lab for use inside a large acceptance spectrometer, is described. The target has been utilized for photoproduction measurem…