303 citations · 1.5k across the 26 of their papers we have counts for
27 papers
Longitudinal double-spin asymmetries in semi-inclusive deep-inelastic scattering of electrons and positrons by protons and deuterons
HERMES Collaboration, A. Airapetian, N. Akopov +96
A comprehensive collection of results on longitudinal double-spin asymmetries is presented for charged pions and kaons produced in semi-inclusive deep-inelastic scattering of elect…
Bose-Einstein correlations in hadron-pairs from lepto-production on nuclei ranging from hydrogen to xenon
HERMES Collaboration, A. Airapetian, N. Akopov +116
Bose-Einstein correlations of like-sign charged hadrons produced in deep-inelastic electron and positron scattering are studied in the HERMES experiment using nuclear targets of $^…
Pentaquark search at HERMES
The HERMES Collaboration, N. Akopov, Z. Akopov +103
The earlier search at HERMES for narrow baryon states excited in quasi-real photoproduction, decaying through the channel , has been extended with improv…
Spin density matrix elements in exclusive electroproduction on H and H targets at 27.5 GeV beam energy
The HERMES Collaboration, A. Airapetian, N. Akopov +97
Exclusive electroproduction of mesons on unpolarized hydrogen and deuterium targets is studied in the kinematic region of Q>1.0 GeV, 3.0 GeV < W < 6.3 GeV, and -t'< 0.2…
Transverse polarization of hyperons from quasireal photoproduction on nuclei
The HERMES Collaboration, A. Airapetian, N. Akopov +134
The transverse polarization of hyperons was measured in inclusive quasireal photoproduction for various target nuclei ranging from hydrogen to xenon. The data were obtained by…
Reevaluation of the parton distribution of strange quarks in the nucleon
The HERMES Collaboration, A. Airapetian, N. Akopov +111
An earlier extraction from the HERMES experiment of the polarization-averaged parton distribution of strange quarks in the nucleon has been reevaluated using final data on the mult…
Transverse target single-spin asymmetry in inclusive electroproduction of charged pions and kaons
The HERMES Collaboration, A. Airapetian, N. Akopov +129
Single-spin asymmetries were investigated in inclusive electroproduction of charged pions and kaons from transversely polarized protons at the HERMES experiment. The asymmetries we…
The Design and Performance of a Scintillating-Fibre Tracker for the Cosmic-ray Muon Tomography of Legacy Nuclear Waste Containers
Anthony Clarkson, David J. Hamilton, Matthias Hoek +13
Tomographic imaging techniques using the Coulomb scattering of cosmic-ray muons are increasingly being exploited for the non-destructive assay of shielded containers in a wide rang…
Beam-helicity asymmetry in associated electroproduction of real photons in the -resonance region
The HERMES Collaboration, A. Airapetian, N. Akopov +114
The beam-helicity asymmetry in associated electroproduction of real photons, , in the (1232)-resonance region is measured using the longitudinally polarized HERA pos…
GEANT4 Simulation of a Scintillating-Fibre Tracker for the Cosmic-ray Muon Tomography of Legacy Nuclear Waste Containers
Anthony Clarkson, David J. Hamilton, Matthias Hoek +13
Cosmic-ray muons are highly penetrative charged particles that are observed at sea level with a flux of approximately one per square centimetre per minute. They interact with matte…
The HERMES Recoil Detector
A. Airapetian, E. C. Aschenauer, S. Belostotski +80
For the final running period of HERA, a recoil detector was installed at the HERMES experiment to improve measurements of hard exclusive processes in charged-lepton nucleon scatter…
Multiplicities of charged pions and kaons from semi-inclusive deep-inelastic scattering by the proton and the deuteron
HERMES Collaboration, A. Airapetian, N. Akopov +135
Multiplicities in semi-inclusive deep-inelastic scattering are presented for each charge state of π^\pm and K^\pm mesons. The data were collected by the HERMES experiment at the HE…
Azimuthal distributions of charged hadrons, pions, and kaons produced in deep-inelastic scattering off unpolarized protons and deuterons
HERMES Collaboration, A. Airapetian, N. Akopov +125
The azimuthal cosϕ and cos2ϕ modulations of the distribution of hadrons produced in unpolarized semi-inclusive deep-inelastic scattering of electrons and positrons off hydrogen and…
Beam-helicity and beam-charge asymmetries associated with deeply virtual Compton scattering on the unpolarised proton
The HERMES Collaboration, A. Airapetian, N. Akopov +124
Beam-helicity and beam-charge asymmetries in the hard exclusive leptoproduction of real photons from an unpolarised hydrogen target by a 27.6 GeV lepton beam are extracted from the…
Multidimensional Study of Hadronization in Nuclei
HERMES Collaboration, A. Airapetian, N. Akopov +137
Hadron multiplicities in semi-inclusive deep-inelastic scattering were measured on neon, krypton and xenon targets relative to deuterium at an electron(positron)-beam energy of 27.…
Measurement of double-spin asymmetries associated with deeply virtual Compton scattering on a transversely polarized hydrogen target
The HERMES Collaboration, A. Airapetian, N. Akopov +128
Double-spin asymmetries in exclusive electroproduction of real photons from a transversely polarized hydrogen target are measured with respect to the product of target polarization…
Inclusive Measurements of Inelastic Electron and Positron Scattering from Unpolarized Hydrogen and Deuterium Targets
The HERMES Collaboration, A. Airapetian, N. Akopov +140
Results of inclusive measurements of inelastic electron and positron scattering from unpolarized protons and deuterons at the HERMES experiment are presented. The structure functio…
Ratios of Helicity Amplitudes for Exclusive rho-0 Electroproduction
The HERMES Collaboration, A. Airapetian, N. Akopov +135
Exclusive rho^0-meson electroproduction is studied in the HERMES experiment, using a 27.6 GeV longitudinally polarized electron/positron beam and unpolarized hydrogen and deuterium…
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…
Effects of transversity in deep-inelastic scattering by polarized protons
HERMES collaboration, A. Airapetian, N. Akopov +142
Single-spin asymmetries for pions and charged kaons are measured in semi-inclusive deep-inelastic scattering of positrons and electrons off a transversely nuclear-polarized hydroge…
Exclusive Leptoproduction of Real Photons on a Longitudinally Polarised Hydrogen Target
The HERMES Collaboration, A. Airapetian, N. Akopov +147
Polarisation asymmetries are measured for the hard exclusive leptoproduction of real photons from a longitudinally polarised hydrogen target. These asymmetries arise from the deepl…
Nuclear-mass dependence of azimuthal beam-helicity and beam-charge asymmetries in deeply virtual Compton scattering
The HERMES collaboration, A. Airapetian
The nuclear-mass dependence of azimuthal cross section asymmetries with respect to charge and longitudinal polarization of the lepton beam is studiedfor hard exclusive electroprodu…
Measurement of azimuthal asymmetries associated with deeply virtual Compton scattering on an unpolarized deuterium target
The HERMES Collaboration, A. Airapetian
Azimuthal asymmetries in exclusive electroproduction of a real photon from an unpolarized deuterium target are measured with respect to beam helicity and charge. They appear in the…
Search for a Two-Photon Exchange Contribution to Inclusive Deep-Inelastic Scattering
The HERMES Collaboration, A. Airapetian
The transverse-target single-spin asymmetry for inclusive deep-inelastic scattering with effectively unpolarized electron and positron beams off a transversely polarized hydrogen t…