103 citations · 452 across the 27 of their papers we have counts for
15 papers · 1 filter
First measurement of polarized spin-density matrix elements and differential cross sections d/d in ~photoproduction off the proton for GeV using CLAS at Jefferson Lab
T. Hu, Z. Akbar, V. Crede +147
We report on the differential cross sections d/d, the unpolarized spin-density matrix elements , , Re\,, and the first extraction of the polari…
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 measurements of the proton elastic electromagnetic form factors and their ratio at = 0.50, 2.64, 3.20, and 4.10 GeV
I. A. Qattan, J. Arrington, K. Aniol +37
The advent of high-intensity, high-polarization electron beams led to significantly improved measurements of the ratio of the proton's charge to electric form factors, GEp/GMp. How…
Double-pion electroproduction off protons in deuterium: Quasifree cross sections and final-state interactions
Iu. A. Skorodumina, G. V. Fedotov, R. W. Gothe +1
The single-differential and fully integrated cross sections for quasifree electroproduction off protons bound in deuterium have been extracted for the first time. The…
Beam Spin Asymmetry Measurements of Deeply Virtual Production with CLAS12
A. Kim, S. Diehl, K. Joo +154
The new experimental measurements of beam spin asymmetry were performed for the deeply virtual exclusive production in a wide kinematic region with the photon virtualities $Q…
Strong Interaction Physics at the Luminosity Frontier with 22 GeV Electrons at Jefferson Lab
A. Accardi, P. Achenbach, D. Adhikari +441
This document presents the initial scientific case for upgrading the Continuous Electron Beam Accelerator Facility (CEBAF) at Jefferson Lab (JLab) to 22 GeV. It is the result of a…
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 …
Exclusive J/ Detection and Physics with ECCE
X. Li, J. K. Adkins, Y. Akiba +276
Exclusive heavy quarkonium photoproduction is one of the most popular processes in EIC, which has a large cross section and a simple final state. Due to the gluonic nature of the e…
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…
An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab
A. Accardi, A. Afanasev, I. Albayrak +227
Positron beams, both polarized and unpolarized, are identified as essential ingredients for the experimental programs at the next generation of lepton accelerators. In the context…
Exclusive electroproduction at GeV with CLAS
I. Bedlinskiy, V. Kubarovsky, S. Niccolai +143
Exclusive neutral-pion electroproduction () was measured at Jefferson Lab with a 5.75-GeV electron beam and the CLAS detector. Differential cross secti…
A Precise Measurement of the Neutron Magnetic Form Factor GMn in the Few-GeV2 Region
J. Lachniet, A. Afanasev, H. Arenhövel +5
The neutron elastic magnetic form factor GMn has been extracted from quasielastic electron scattering data on deuterium with the CEBAF Large Acceptance Spectrometer (CLAS) at Jeffe…
Electroexcitation of the Roper resonance for 1.7 < Q2 < 4.5 GeV2 in ep -> enpi+
I. G. Aznauryan, V. D. Burkert, W. Kim +2
The helicity amplitudes of the electroexcitation of the Roper resonance are extracted for 1.7 < Q2 < 4.5 GeV2 from recent high precision JLab-CLAS cross section and longitudinally…
First measurement of target and double spin asymmetries for polarized e- polarized p --> e p pi0 in the nucleon resonance region above the Delta(1232)
CLAS Collaboration, A. S. Biselli
The exclusive channel polarized proton(polarized e,e prime p)pi0 was studied in the first and second nucleon resonance regions in the Q2 range from 0.187 to 0.770 GeV2 at Jefferson…
Cross sections and beam asymmetries for $\vev{e}p \to enπ^+$ in the nucleon resonance region for
K. Park, V. D. Burkert, W. Kim +1
The exclusive electroproduction process was measured in the range of the photon virtuality , and the invariant mass range…