278 citations · 2.4k across the 49 of their papers we have counts for
20 papers · 1 filter
Photoproduction of meson pairs on the proton
S. Lombardo, M. Battaglieri, A. Celentano +13
The exclusive reaction was studied in the photon energy range $3.0 - 3.8 \mbox{ GeV}$ and momentum transfer range $0.6<-t<1.3 \mbox{ GeV}^2$. Data were collected…
-meson photoproduction on Hydrogen in the neutral decay mode
CLAS Collaboration
We report the first measurement of the photoproduction cross section of the meson in its neutral decay mode in the reaction . The experiment was performed wi…
Measurement of azimuthal asymmetries associated with deeply virtual Compton scattering on a longitudinally polarized deuterium target
The HERMES Collaboration, A. Airapetian, N. Akopov +144
Azimuthal asymmetries in exclusive electroproduction of a real photon from a longitudinally polarized deuterium target are measured with respect to target polarization alone and wi…
Exclusive rho-0 electroproduction on transversely polarized protons
The HERMES Collaboration, A. Airapetian
The exclusive electroproduction of rho-0 mesons was studied with the HERMES spectrometer at the DESY laboratory by scattering 27.6 GeV positron and electron beams off a transversel…
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…
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…
Measurement of Azimuthal Asymmetries With Respect To Both Beam Charge and Transverse Target Polarization in Exclusive Electroproduction of Real Photons
HERMES Collaboration, A. Airapetian
Azimuthal asymmetries in exclusive electroproduction of real photons are measured for the first time with respect to transverse target polarisation, providing new constraints on Ge…
Beam spin asymmetry in deep and exclusive pi0 electroproduction
CLAS Collaboration, R. De Masi
The beam spin asymmetry (BSA) in the exclusive reaction ep->ep pi0 was measured with the CEBAF 5.77 GeV polarized electron beam and Large Acceptance Spectrometer(CLAS). The xB, Q2,…
Cross sections for hard exclusive electroproduction of pi+ mesons on a hydrogen target
HERMES Collaboration, A. Airapetian
The exclusive electroproduction of pi+ mesons was studied with the Hermes spectrometer at the DESY laboratory by scattering 27.6 GeV positron and electron beams off an internal hyd…
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…
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…
Longitudinal Spin Transfer to the Hyperon in Semi-Inclusive Deep-Inelastic Scattering
Hermes Collaboration, A. Airapetian
The transfer of polarization from a high-energy positron to a \lam hyperon produced in semi-inclusive deep-inelastic scattering has been measured. The data have been obtained by th…
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…
Search for the pentaquark candidate (1540) in the hyperon beam experiment WA89
M. I. Adamovich
We report on a high-statistics search for the \t1540 resonance in -nucleus collisions at 340 \gevc1 . No evidence for this resonance was found in our data sample which contain…
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…
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…
Hard Exclusive Electroproduction of Pairs
The HERMES Collaboration, A. Airapetian
Hard exclusive electroproduction of pairs off hydrogen and deuterium targets has been studied by the HERMES experiment at DESY. Legendre moments and of the…
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…
Search for the exotic Resonance in 340GeV/c -Nucleus Interactions
WA89 Collaboration
We report on a high statistics search for the resonance in -nucleus collisions at 340GeV/c. No evidence for this resonance is found in our data sample which con…
The first determination of Generalized Polarizabilities of the proton by a Virtual Compton Scattering experiment
The VCS, A1 collaboration
Absolute differential cross sections for the reaction (e+p -> e+p+gamma) have been measured at a four-momentum transfer with virtuality Q^2=0.33 GeV^2 and polarization ε= 0.62 in t…