310 citations · 5.3k across the 127 of their papers we have counts for
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First measurement of polarized spin-density matrix elements and differential cross sections d/d in ~photoproduction off the proton for GeV using CLAS at Jefferson Lab
T. Hu, Z. Akbar, V. Crede +147
We report on the differential cross sections d/d, the unpolarized spin-density matrix elements , , Re\,, and the first extraction of the polari…
Beam Spin Asymmetry Measurements of Deeply Virtual Production with CLAS12
A. Kim, S. Diehl, K. Joo +154
The new experimental measurements of beam spin asymmetry were performed for the deeply virtual exclusive production in a wide kinematic region with the photon virtualities $Q…
Measurement of the helicity asymmetry for the reaction in the resonance region
K. Chan, N. Zachariou, M. Bashkanov +9
The double-spin-polarization observable for has been measured with the CEBAF Large Acceptance Spectrometer (CLAS) at photon beam energies …
First Measurement of Electroproduction off Nuclei in the Current and Target Fragmentation Regions
T. Chetry, L. El Fassi, W. K. Brooks +151
We report results of hyperon production in semi-inclusive deep-inelastic scattering off deuterium, carbon, iron, and lead targets obtained with the CLAS detector and the Contin…
Observation of azimuth-dependent suppression of hadron pairs in electron scattering off nuclei
S. J. Paul, S. Moran, M. Arratia +142
We present the first measurement of di-hadron angular correlations in electron-nucleus scattering. The data were taken with the CLAS detector and a 5.0 GeV electron beam incident o…
Exclusive Electroproduction off the Neutron in Deuterium in the Resonance Region
Y. Tian, R. W. Gothe, V. I. Mokeev +140
New results for the exclusive and quasi-free cross sections off neutrons bound in deuterium are presented over a wide final state hadron angle rang…
Beam-Recoil Transferred Polarization in Electroproduction in the Nucleon Resonance Region with CLAS12
D. S. Carman, A. D'Angelo, L. Lanza +138
Beam-recoil transferred polarizations for the exclusive electroproduction of and final states from an unpolarized proton target have been measured using the CLAS12…
Polarized Structure Function from Electroproduction Data in the Resonance Region at GeV GeV
E. L. Isupov, V. D. Burkert, A. A. Golubenko +138
The first results on the structure function in exclusive electroproduction at invariant masses of the final state of 1.5 GeV 1.8 GeV and in the range o…
Measurement of charged-pion production in deep-inelastic scattering off nuclei with the CLAS detector
S. Moran, R. Dupre, H. Hakobyan +141
Background: Energetic quarks in nuclear DIS propagate through the nuclear medium. Processes that are believed to occur inside nuclei include quark energy loss through medium-stimul…
Beam-spin asymmetry for hyperon photoproduction off the neutron
Nicholas Zachariou, Edwin Munevar, Barry Berman +8
We report a new measurement of the beam-spin asymmetry for the reaction using quasi-free neutrons in a liquid-deuterium target. The new…
Measurement of deeply virtual Compton scattering off Helium-4 with CLAS at Jefferson Lab
R. Dupré, M. Hattawy, N. A. Baltzell +138
We report on the measurement of the beam spin asymmetry in the deeply virtual Compton scattering off He using the CEBAF Large Acceptance Spectrometer (CLAS) at Jefferson Lab us…
Measurement of the proton spin structure at long distances
X. Zheng, A. Deur, H. Kang +148
Measuring the spin structure of protons and neutrons tests our understanding of how they arise from quarks and gluons, the fundamental building blocks of nuclear matter. At long di…
Photoproduction of the meson using the CLAS detector
M. ~Carver, A. ~Celentano, K. ~Hicks +137
The quark structure of the meson has, for many years, been assumed to be a pure quark-antiquark () resonance with quantum numbers . Recently,…
Extraction of beam-spin asymmetries from the hard exclusive channel off protons in a wide range of kinematics
S. Diehl, K. Joo, A. Kim +135
We have measured beam-spin asymmetries to extract the moment from the hard exclusive reaction above the resonance region, fo…
Modified Structure of Protons and Neutrons in Correlated Pairs
B. Schmookler, M. Duer, A. Schmidt +6
The atomic nucleus is made of protons and neutrons (nucleons), that are themselves composed of quarks and gluons. Understanding how the quark-gluon structure of a nucleon bound in…
Probing the core of the strong nuclear interaction
A. Schmidt, J. R. Pybus, R. Weiss +162
The strong nuclear interaction between nucleons (protons and neutrons) is the effective force that holds the atomic nucleus together. This force stems from fundamental interactions…
First measurement of direct photoproduction of the meson on the proton
A. Celentano, M. Battaglieri, R. De Vita +4
We present the first measurement of the exclusive reaction in the photon energy range - GeV and four-momentum transfer squared $0.2<-t<2…
First Measurements of the Double-Polarization Observables , , and in Photoproduction off Transversely Polarized Protons in the Resonance Region
P. Roy, S. Park, V. Crede +145
First measurements of double-polarization observables in photoproduction off the proton are presented using transverse target polarization and data from the CEBAF Large Accepta…
Measurement of Nuclear Transparency Ratios for Protons and Neutrons
M. Duer, O. Hen, E. Piasetzky +6
This paper presents, for the first time, measurements of neutron transparency ratios for nuclei relative to C measured using the (e,e'n) reaction, spanning measured neutron momenta…
Direct Observation of Proton-Neutron Short-Range Correlation Dominance in Heavy Nuclei
M. Duer, A. Schmidt, J. R. Pybus +11
We measured the triple coincidence A(e,e'np) and A(e,e'pp) reactions on carbon, aluminum, iron, and lead targets at Q2 > 1.5 (GeV/c)2, xB > 1.1 and missing momentum > 400 MeV/c. Th…
First results on nucleon resonance photocouplings from the reaction
CLAS Collaboration, E. Golovatch, V. D. Burkert +127
We report the first experimental measurements of the nine 1-fold differential cross sections for the reaction, obtained with the CLAS detector at Jefferson Laborat…
Beam-Target Helicity Asymmetry in and Photoproduction on the Neutron
CLAS Collaboration, D. H. Ho, R. A. Schumacher +146
We report the first measurements of the beam-target helicity asymmetry for the , and channels in the energy range 1.702.34 Ge…
The center of mass motion of short-range correlated nucleon pairs studied via the A(e,e'pp) reaction
E. O. Cohen, O. Hen, E. Piasetzky +6
Short-Range Correlated (SRC) nucleon pairs are a vital part of the nucleus, accounting for almost all nucleons with momentum greater than the Fermi momentum (kF). A fundamental cha…
First Measurement of Polarization in Photoproduction
J. Bono, L. Guo., B. Raue
Despite decades of studies of the photoproduction of hyperons, both their production mechanisms and their spectra of excited states are still largely unknown. While the parity-viol…