activity
20012008
most citedObservation of exclusive DVCS in polarized electron beam asymmetry measurements

289 citations · 2.6k across the 36 of their papers we have counts for

collaborators

36 papers

hep-ex2008★ 1 cited

Beam Spin Asymmetries in DVCS with CLAS at 4 .8 GeV

G. Gavalian

We report measurements of the beam spin asymmetry in Deeply Virtual Compton Scattering (DVCS) at an electron beam energy of 4.8 GeV using the CLAS detector at the Thomas Jefferson…

nucl-ex2008★ 76 cited

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…

nucl-ex2008★ 54 cited

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…

nucl-ex2007★ 7 cited

Ratios of 15N/12C and 4He/12C inclusive electroproduction cross sections in the nucleon resonance region

CLAS Collaboration, P. E. Bosted, R. Fersch

The (W,Q2)-dependence of the ratio of inclusive electron scattering cross sections for 15N/12C was determined in the kinematic range 0.8<W<2 GeV and 0.2<Q2<1 GeV2 using 2.285 GeV e…

hep-ex2007★ 86 cited

photoproduction on the proton for photon energies from 0.675 to 2.875 GeV

M. Dugger, B. G. Ritchie, J. P. Ball +7

Differential cross sections for the reaction have been measured with the CEBAF Large Acceptance Spectrometer (CLAS) and a tagged photon beam with energies from 0.675…

nucl-ex2007★ 97 cited

Q^2 Dependence of the S_{11}(1535) Photocoupling and Evidence for a P-wave resonance in eta electroproduction

H. Denizli, J. Mueller, S. Dytman et al.

New cross sections for the reaction are reported for total center of mass energy =1.5--2.3 GeV and invariant squared momentum transfer =0.13--3.3 GeV. Thi…

nucl-ex2007★ 36 cited

Cross Sections for the Reaction at GeV

I. Hleiqawi, K. Hicks, D. Carman +1

Differential cross sections for the reaction are presented at nine bins in photon energy in the range from 1.7 to 3.0 GeV. The \kstar was detected by its decay…

nucl-ex2006★ 161 cited

First Measurement of Beam-Recoil Observables Cx and Cz in Hyperon Photoproduction

R. Bradford, R. A. Schumacher, CLAS Collaboration

Spin transfer from circularly polarized real photons to recoiling hyperons has been measured for the reactions and . The data…

hep-ex2006★ 66 cited

Separated Structure Functions for the Exclusive Electroproduction of and Final States

P. Ambrozewicz, D. S. Carman, R. J. Feuerbach +4

We report measurements of the exclusive electroproduction of and final states from a proton target using the CLAS detector at the Thomas Jefferson National Accelera…

hep-ph2006★ 47 cited

Quark-Hadron Duality in Spin Structure Functions g1p and g1d

P. E. Bosted, K. V. Dharmawardane, G. E. Dodge +3

New measurements of the spin structure functions of the proton and deuteron g1p(x,Q2) and g1d(x,Q2) in the nucleon resonance region are compared with extrapolations of target-mass-…

nucl-ex2006★ 130 cited

Measurement of the - and -Dependence of the Asymmetry on the Nucleon

K. V. Dharmawardane, S. E. Kuhn, P. Bosted +1

We report results for the virtual photon asymmetry on the nucleon from new Jefferson Lab measurements. The experiment, which used the CEBAF Large Acceptance Spectrometer and…

hep-ex2006★ 116 cited

Measurement of Deeply Virtual Compton Scattering with a Polarized Proton Target

S. Chen, H. Avakian, V. Burkert +2

The longitudinal target-spin asymmetry A_UL for the exclusive electroproduction of high energy photons was measured for the first time in p(e,e'pγ). The data have been accumulated…

nucl-ex2006★ 66 cited

Single pi+ Electroproduction on the Proton in the First and Second Resonance Regions at 0.25GeV^2 < Q^2 < 0.65GeV^2 Using CLAS

H. Egiyan, I. G. Aznauryan, V. D. Burkert +5

The ep -> e'pi^+n reaction was studied in the first and second nucleon resonance regions in the 0.25 GeV^2 < Q^2 < 0.65 GeV^2 range using the CLAS detector at Thomas Jefferson Nati…

nucl-ex2005★ 285 cited

Differential Cross Sections for gamma + p --> K+ + Y for Lambda and Sigma0 Hyperons

R. Bradford, R. A. Schumacher, J. W. C. McNabb +1

High-statistics cross sections for the reactions gamma + p --> K^+ + Lambda and gamma + p --> K^+ + Sigma^0 have been measured using CLAS at Jefferson Lab for center-of-mass energi…

hep-ex2005★ 61 cited

Beam-Helicity Asymmetries in Double-Charged-Pion Photoproduction on the Proton

CLAS Collaboration, S. Strauch, B. L. Berman

Beam-helicity asymmetries for the two-pion-photoproduction reaction gamma + p --> p pi+ pi- have been studied for the first time in the resonance region for center-of-mass energies…

hep-ex2005★ 25 cited

Measurement of the Deuteron Structure Function F2 in the Resonance Region and Evaluation of Its Moments

M. Osipenko, G. Ricco, S. Simula +3

Inclusive electron scattering off the deuteron has been measured to extract the deuteron structure function F2 with the CEBAF Large Acceptance Spectrometer (CLAS) at the Thomas Jef…

nucl-ex2005★ 25 cited

Measurement of the Polarized Structure Function for Pion Electroproduction in the Roper Resonance Region

CLAS Collaboration, K. Joo, L. C. Smith

The polarized longitudinal-transverse structure function measures the interference between real and imaginary amplitudes in pion electroproduction and can be used t…

hep-ex2005★ 37 cited

Radiative decays of the Sigma0(1385) and Lambda(1520) hyperons

S. Taylor, G. S. Mutchler

The electromagnetic decays of the Sig0(1385) and Lambda(1520) hyperons were studied in photon-induced reactions gamma p -> K+ Lambda(1116)gamma in the CLAS detector at the Thomas J…

nucl-ex2004★ 22 cited

Complete measurement of three-body photodisintegration of 3He for photon energies between 0.35 and 1.55 GeV

CLAS Collaboration, S. Niccolai, G. Audit +3

The three-body photodisintegration of 3He has been measured with the CLAS detector at Jefferson Lab, using tagged photons of energies between 0.35 GeV and 1.55 GeV. The large accep…

nucl-ex2004★ 31 cited

Exclusive Photoproduction of the Cascade (Xi) Hyperons

J. W. Price

We report on the first measurement of exclusive Xi-(1321) hyperon photoproduction in gamma p --> K+ K+ Xi- for 3.2 < E(gamma) < 3.9 GeV. The final state is identified by the missin…

hep-ex2004★ 49 cited

Exclusive meson electroproduction from hydrogen at CLAS

C. Hadjidakis

The longitudinal and transverse components of the cross section for the reaction were measured in Hall B at Jefferson Laboratory using the CLAS detector. Th…

nucl-ex2004★ 49 cited

Measurement of the Polarized Structure Function for in the Resonance Region

CLAS Collaboration, K. Joo, L. C. Smith

The polarized longitudinal-transverse structure function has been measured using the reaction in the resonance region at and…

hep-ex2004★ 24 cited

Proton source size measurements in the eA->e'ppX reaction

CLAS Collaboration, A. V. Stavinsky, K. R. Mikhailov +2

Two-proton correlations at small relative momentum q were studied in the eA(3He, 4He, C, Fe)-> e'ppX reaction at E_0 = 4.46 GeV using the CLAS detector at Jefferson Lab. The enhanc…

nucl-ex2004★ 5 cited

Survey of A_LT' asymmetries in semi-exclusive electron scattering on He4 and C12

D. Protopopescu

Single spin azimuthal asymmetries A_LT' were measured at Jefferson Lab using 2.2 and 4.4 GeV longitudinally polarized electrons incident on He4 and C12 targets in the CLAS detector…