activity
20022008
most citedHyperon Photoproduction in the Nucleon Resonance Region

182 citations · 1.3k across the 25 of their papers we have counts for

collaborators

25 papers

hep-ex2008★ 29 cited

First measurement of direct photoproduction on the proton

CLAS Collaboration, M. Battaglieri, R. De Vita +1

We report on the results of the first measurement of exclusive meson photoproduction on protons for GeV and GeV. Data were collected w…

hep-ex2008★ 66 cited

Measurement of unpolarized semi-inclusive pi+ electroproduction off the proton

CLAS Collaboration, M. Osipenko, M. Ripani +3

Semi-inclusive pi+ electroproduction on protons has been measured with the CLAS detector at Jefferson Lab. The measurement was performed on a liquid-hydrogen target using a 5.75 Ge…

hep-ex2008★ 59 cited

Exclusive electroproduction on the proton at CLAS

CLAS collaboration

The reaction has been measured, using the 5.754 GeV electron beam of Jefferson Lab and the CLAS detector. This represents the largest ever set of data for t…

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★ 70 cited

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…

nucl-ex2008★ 35 cited

Electroproduction of mesons at GeV measured with the CLAS spectrometer

J. P. Santoro, E. S. Smith, M. Garcon +3

Electroproduction of exclusive vector mesons has been studied with the CLAS detector in the kinematical range GeV, GeV$…

nucl-ex2007★ 76 cited

Search for medium modification of the meson

R. Nasseripour, M. H. Wood, C. Djalali +5

The photoproduction of vector mesons on various nuclei has been studied using the CEBAF Large Acceptance Spectrometer (CLAS) at Jefferson Laboratory. The vector mesons, , , a…

nucl-ex2007★ 28 cited

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…

nucl-ex2007★ 42 cited

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…

hep-ex2006★ 38 cited

Search for the Theta+ pentaquark in the gamma d -> Lambda n K+ reaction measured with CLAS

Clas Collaboration, S. Niccolai

For the first time, the reaction gamma d -> Lambda n K+ has been analyzed in order to search for the exotic pentaquark baryon Theta+(1540). The data were taken at Jefferson Lab, us…

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★ 38 cited

Electron Scattering From High-Momentum Neutrons in Deuterium

A. V. Klimenko, S. E. Kuhn

We report results from an experiment measuring the semi-inclusive reaction where the proton is moving at a large angle relative to the momentum transfer. If we a…

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…

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…

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…

hep-ph2004★ 41 cited

Onset of asymptotic scaling in deuteron photodisintegration

P. Rossi

We investigate the transition from the nucleon-meson to quark-gluon description of the strong interaction using the photon energy dependence of the differential cross sec…

hep-ex2003★ 15 cited

Tensor Polarization of the phi meson Photoproduced at High t

K. McCormick, the CLAS collaboration

As part of a measurement of the cross section of meson photoproduction to high momentum transfer, we measured the polar angular decay distribution of the outgoing in the…

nucl-ex2003★ 42 cited

Two-Nucleon Momentum Distributions Measured in 3He(e,e'pp)n

CLAS Collaboration, R. A. Niyazov, L. B. Weinstein

We have measured the 3He(e,e'pp)n reaction at 2.2 GeV over a wide kinematic range. The kinetic energy distribution for `fast' nucleons (p > 250 MeV/c) peaks where two nucleons each…

nucl-ex2003★ 182 cited

Hyperon Photoproduction in the Nucleon Resonance Region

J. W. C. McNabb, R. A. Schumacher, L. Todor

Cross-sections and recoil polarizations for the reactions gamma + p --> K^+ + Lambda and gamma + p --> K^+ + Sigma^0 have been measured with high statistics and with good angular c…

nucl-ex2003★ 163 cited

Observation of Nuclear Scaling in the Reaction at 1

K. Sh Egiyan

The ratios of inclusive electron scattering cross sections of He, C, and Fe to He have been measured for the first time. It is shown that these ratios are ind…