194 citations · 1.3k across the 28 of their papers we have counts for
20 papers · 1 filter
Beam Asymmetry for the Photoproduction of and Mesons at GeV
The GlueX Collaboration, S. Adhikari, A. Ali +131
We report on the measurement of the beam asymmetry for the reactions and from the GlueX experiment, using an 8.2--8.8 Ge…
Differential Cross Section Measurements for Above the First Nucleon Resonance Region
P. T. Mattione, D. S. Carman, I. I. Strakovsky +145
The quasi-free differential cross section has been measured with CLAS at photon beam energies from 0.445 GeV to 2.510 GeV (corresponding to from 1.311 Ge…
Measurement of the beam asymmetry for and photoproduction on the proton at GeV
GlueX Collaboration, H. Al Ghoul, E. G. Anassontzis +123
We report measurements of the photon beam asymmetry for the reactions and from the GlueX experiment using a 9 GeV linearly-polarized, tagged pho…
First Results from The GlueX Experiment
The GlueX Collaboration, H. Al Ghoul, E. G. Anassontzis +108
The GlueX experiment at Jefferson Lab ran with its first commissioning beam in late 2014 and the spring of 2015. Data were collected on both plastic and liquid hydrogen targets, an…
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…
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…
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…
An initial study of mesons and baryons containing strange quarks with GlueX
The GlueX Collaboration, A. AlekSejevs, S. Barkanova +97
The primary motivation of the GlueX experiment is to search for and ultimately study the pattern of gluonic excitations in the meson spectrum produced in collisions. Recent la…
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…
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…
Light Vector Mesons in the Nuclear Medium
M. H. Wood, R. Nasseripour, D. P. Weygand +5
The light vector mesons (, , and ) were produced in deuterium, carbon, titanium, and iron targets in a search for possible in-medium modifications to the properties of the…
Moments of the Spin Structure Functions g_1^p and g_1^d for 0.05 < Q^2 < 3.0 GeV^2
Y. Prok, P. Bosted, V. D. Burkert +7
The spin structure functions g_1 for the proton and the deuteron have been measured over a wide kinematic range in x and Q2 using 1.6 and 5.7 GeV longitudinally polarized electrons…
Polarized Structure Function for in the Nucleon Resonance Region
Rakhsha Nasseripour, Brian Raue, Daniel Carman +2
The first measurements of the polarized structure function for the reaction in the nucleon resonance region are reported. Measurements are included fro…
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…
First measurement of coherent -meson photoproduction on deuteron at low energies
CLAS collaboration, T. Mibe, H. Gao +4
The cross section and decay angular distributions for the coherent ϕmeson photoproduction on the deuteron have been measured for the first time up to a squared four-momentum transf…
Cascade production in the reactions gamma p --> K+ K+ (X) and gamma p --> K^+ K^+ pi- (X)
L. Guo, D. P. Weygand, M. Battaglieri +3
Photoproduction of the cascade resonances has been investigated in the reactions and . The mass split of the doublet is measured to…
Experimental study of exclusive H reaction mechanisms at high
K. S. Egiyan, the CLAS Collaboration
The reaction H has been studied with full kinematic coverage for photon virtuality GeV. Comparisons of experimental data with theory indicat…