243 citations · 3.3k across the 68 of their papers we have counts for
24 papers · 1 filter
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…
Induced polarization of Λ(1116) in kaon electroproduction
M. Gabrielyan, B. A. Raue, D. S. Carman +132
We have measured the induced polarization of the in the reaction , detecting the scattered and in the final state along with the proton f…
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…
Measurement of the structure function of the nearly free neutron using spectator tagging in inelastic H(e, e'p)X scattering with CLAS
S. Tkachenko, N. Baillie, S. E. Kuhn +148
Much less is known about neutron structure than that of the proton due to the absence of free neutron targets. Neutron information is usually extracted from data on nuclear targets…
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…
Measurement of the generalized form factors near threshold via at high
Kijun Park, Ralf Gothe, Krishna Adhikari +144
We report the first extraction of the pion-nucleon multipoles near the production threshold for the channel at relatively high momentum transfer ( up to 4.2 $\rm{GeV^2}…
A comparison of forward and backward pp pair knockout in 3He(e,e'pp)n
H. Baghdasaryan, L. B. Weinstein, J. M. Laget +1
Measuring nucleon-nucleon Short Range Correlations (SRC) has been a goal of the nuclear physics community for many years. They are an important part of the nuclear wavefunction, ac…
Evidence for the Onset of Color Transparency in Electroproduction off Nuclei
L. El Fassi, L. Zana, K. Hafidi +154
We have measured the nuclear transparency of the incoherent diffractive process in C and Fe targets relative to H using a 5 GeV electron beam. The nu…
Branching Ratio of the Electromagnetic Decay of the
D. Keller, K. Hicks, CLAS Collaboration
The CLAS detector was used to obtain the first ever measurement of the electromagnetic decay of the from the reaction . A real photon beam w…
Measurement of the neutron F2 structure function via spectator tagging with CLAS
N. Baillie, S. Tkachenko, J. Zhang +147
We report on the first measurement of the F2 structure function of the neutron from semi-inclusive scattering of electrons from deuterium, with low-momentum protons detected in the…
Upper limits for the photoproduction cross section for the Phi--(1860) pentaquark state off the deuteron
H. Egiyan, J. Langheinrich, R. W. Gothe +10
We searched for the Phi--(1860) pentaquark in the photoproduction process off the deuteron in the Xi- pi- decay channel using CLAS. The invariant mass spectrum of the Xi- pi- syste…
Electromagnetic production of hyperon resonances
K. Hicks, D. Keller, W. Tang
The study of hyperon resonances has entered a new era of precision with advent of high-statistics photoproduction data from the CLAS detector at Jefferson Lab. These data have mult…
Tensor Correlations Measured in 3He(e,e'pp)n
H. Baghdasaryan, L. B. Weinstein, J. M. Laget +124
We have measured the 3He(e,e'pp)n reaction at an incident energy of 4.7 GeV over a wide kinematic range. We identified spectator correlated pp and pn nucleon pairs using kinematic…
Differential cross sections and recoil polarizations for the reaction gamma p -> K+ Sigma0
B. Dey, C. A. Meyer, M. Bellis +3
High-statistics measurements of differential cross sections and recoil polarizations for the reaction have been obtained using the CLAS detector at Jeffers…
Absorption of the and Mesons in Nuclei
M. H. Wood, R. Nasseripour, M. Paolone +3
Due to their long lifetimes, the and mesons are the ideal candidates for the study of possible modifications of the in-medium meson-nucleon interaction through their absorp…