556 citations · 4.1k across the 74 of their papers we have counts for
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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…
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…
Target and beam-target spin asymmetries in exclusive pion electroproduction for GeV. II.
P. E. Bosted, A. Kim, K. P. Adhikari +152
Beam-target double-spin asymmetries and target single-spin asymmetries were measured for the exclusive electroproduction reaction , expanding an analysis of…
Target and Beam-Target Spin Asymmetries in Exclusive and Electroproduction with 1.6 to 5.7 GeV Electrons
P. E. Bosted, A. S. Biselli, S. Careccia +159
Beam-target double spin asymmetries and target single-spin asymmetries in exclusive and electroproduction were obtained from scattering of 1.6 to 5.7 GeV longitudinally…
Measurement of two-photon exchange effect by comparing elastic cross sections
D. Rimal, D. Adikaram, B. A. Raue +142
[Background] The electromagnetic form factors of the proton measured by unpolarized and polarized electron scattering experiments show a significant disagreement that grows with th…
Target and Double Spin Asymmetries of Deeply Virtual Production with a Longitudinally Polarized Proton Target and CLAS
A. Kim, H. Avakian, V. Burkert +126
The target and double spin asymmetries of the exclusive pseudoscalar channel were measured for the first time in the deep-inelastic regime using a longitudi…
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…
Precise Determination of the Deuteron Spin Structure at Low to Moderate with CLAS and Extraction of the Neutron Contribution
N. Guler, R. G. Fersch, S. E. Kuhn +126
We present the final results for the deuteron spin structure functions obtained from the full data set collected with Jefferson Lab's CLAS in 2000-2001. Polarized electrons with en…
Determination of the Beam-Spin Asymmetry of Deuteron Photodisintegration in the Energy Region GeV
Nicholas Zachariou, Yordanka Ilieva, Nikolay Ya. Ivanov +140
The beam-spin asymmetry, , for the reaction has been measured using the CEBAF Large Acceptance Spectrometer (CLAS) at the Thomas Jefferson National Accelerato…
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…
Measurements of at W = 1.6 - 2.0 GeV and extraction of nucleon resonance electrocouplings at CLAS
K. Park, I. G. Aznauryan, V. D. Burkert +1
Differential cross sections of the exclusive process were measured with good precision in the range of the photon virtuality GeV, and…
Strangeness Suppression in q-qbar Creation Observed in Exclusive Reactions
K. Park, M. D. Mestayer, the CLAS collaboration
We measured the ratios of electroproduction cross-sections from a proton target for three exclusive meson-baryon final states: , , and , with the CLAS detector at…
Momentum sharing in imbalanced Fermi systems
O. Hen, M. Sargsian, L. B. Weinstein +138
The atomic nucleus is composed of two different kinds of fermions, protons and neutrons. If the protons and neutrons did not interact, the Pauli exclusion principle would force the…
Towards a resolution of the proton form factor problem: new electron and positron scattering data
D. Adikaram, D. Rimal, L. B. Weinstein +133
There is a significant discrepancy between the values of the proton electric form factor, , extracted using unpolarized and polarized electron scattering. Calculations predi…
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…
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…
Beam asymmetry for pi+ and pi0 photoproduction on the proton for photon energies from 1.102 to 1.862 GeV
M. Dugger, B. G. Ritchie, P. Collins +5
Beam asymmetries for the reactions gamma p -> p pi0 and gamma p -> n pi+ have been measured with the CEBAF Large Acceptance Spectrometer (CLAS) and a tagged, linearly polarized pho…
First Observation of the Line Shape in Electroproduction
H. Y. Lu, R. A. Schumacher, CLAS Collaboration
We report the first observation of the line shape of the from electroproduction, and show that it is not a simple Breit-Wigner resonance. Electroproduction of $K^+ Λ(1405…
Demonstration of a novel technique to measure two-photon exchange effects in elastic scattering
M. Moteabbed, M. Niroula, B. A. Raue +147
The discrepancy between proton electromagnetic form factors extracted using unpolarized and polarized scattering data is believed to be a consequence of two-photon exchange (TPE) e…
Differential Photoproduction Cross Sections of the Sigma0(1385), Lambda(1405), and Lambda(1520)
Kei Moriya, Reinhard Schumacher
We report the exclusive photoproduction cross sections for the Sigma(1385), Lambda(1405), and Lambda(1520) in the reactions gamma + p -> K+ + Y* using the CLAS detector for energie…
Cross sections for the and reactions measured at CLAS
W. Tang, K. Hicks, D. Keller +2
The first high-statistics cross sections for the reactions and were measured using the CLAS detector at photon energies between threshold and…
Hard Two-body Photodisintegration of 3He
I. Pomerantz, Y. Ilieva, R. Gilman +197
We have measured cross sections for the gamma+3He->p+d reaction at photon energies of 0.4 - 1.4 GeV and a center-of-mass angle of 90 deg. We observe dimensional scaling above 0.7 G…
Measurement of transparency ratios for protons from short-range correlated pairs
O. Hen, H. Hakobyan, R. Shneor +5
Nuclear transparency, Tp(A), is a measure of the average probability for a struck proton to escape the nucleus without significant re-interaction. Previously, nuclear transparencie…
Deep exclusive electroproduction off the proton at CLAS
K. Park, M. Guidal, R. W. Gothe +153
The exclusive electroproduction of above the resonance region was studied using the Large Acceptance Spectrometer () at Jefferson Laboratory by scatte…