activity
19972024
most citedSingle-spin asymmetries in semi-inclusive deep-inelastic scattering on a transversely polarized hydrogen target

556 citations · 5.8k across the 63 of their papers we have counts for

collaborators

65 papers

hep-ex2024★ 5 cited

The PANDA Barrel DIRC

R. Dzhygadlo, A. Belias, A. Gerhardt +20

The PANDA experiment at the international accelerator Facility for Antiproton and Ion Research in Europe (FAIR), Darmstadt, Germany, will address fundamental questions of hadron ph…

physics.ins-det2022★ 1 cited

PANDA Barrel DIRC: From Design to Component Production

G Schepers, A Belias, R Dzhygadlo +25

Excellent particle identification (PID) will be essential for the PANDA experiment at FAIR. The Barrel DIRC will separate kaons and pions with at least 3 s.d. for momenta up to 3.5…

physics.ins-det2021

The PANDA DIRCs

C. Schwarz, A. Ali, A. Belias +28

The PANDA experiment at the FAIR facility adresses open questions in hadron physics with antiproton beams in the momentum range of 1.5-15 GeV/c. The antiprotons are stored and cool…

hep-ex2021★ 76 cited

PANDA Phase One

G. Barucca, F. Davì, G. Lancioni +421

The Facility for Antiproton and Ion Research (FAIR) in Darmstadt, Germany, provides unique possibilities for a new generation of hadron-, nuclear- and atomic physics experiments. T…

physics.ins-det2020★ 3 cited

Time imaging reconstruction for the PANDA Barrel DIRC

R. Dzhygadlo, A. Ali, A. Belias +24

The innovative Barrel DIRC (Detection of Internally Reflected Cherenkov light) counter will provide hadronic particle identification (PID) in the central region of the PANDA experi…

hep-ex2020

Azimuthal single- and double-spin asymmetries in semi-inclusive deep-inelastic lepton scattering by transversely polarized protons

HERMES Collaboration, A. Airapetian, N. Akopov +72

A comprehensive set of azimuthal single-spin and double-spin asymmetries in semi-inclusive leptoproduction of pions, charged kaons, protons, and antiprotons from transversely polar…

physics.ins-det2020★ 9 cited

Status of the PANDA Barrel DIRC

C. Schwarz, A. Ali, A. Belias +24

The PANDA experiment will use cooled antiproton beams with high intensity stored1 in the High Energy Storage Ring at FAIR. Reactions on a fixed target producing charmed hadrons wil…

hep-ex2019★ 15 cited

Beam-helicity asymmetries for single-hadron production in semi-inclusive deep-inelastic scattering from unpolarized hydrogen and deuterium targets

HERMES Collaboration, A. Airapetian, N. Akopov +73

A measurement of beam-helicity asymmetries for single-hadron production in deep-inelastic scattering is presented. Data from the scattering of 27.6 GeV electrons and positrons off…

physics.ins-det2019★ 4 cited

The Barrel DIRC detector of PANDA

C. Schwarz, A. Ali, A. Belias +29

The PANDA experiment is one of the four large experiments being built at FAIR in Darmstadt. It will use a cooled antiproton beam on a fixed target within the momentum range of 1.5…

hep-ex2018★ 17 cited

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…

physics.ins-det2018★ 12 cited

The PANDA Barrel DIRC

J. Schwiening

The PANDA experiment at the international accelerator Facility for Antiproton and Ion Research in Europe (FAIR) near GSI, Darmstadt, Germany will address fundamental questions of h…

hep-ex2017★ 13 cited

Ratios of helicity amplitudes for exclusive electroproduction on transversely polarized protons

The HERMES Collaboration, A. Airapetian, N. Akopov +74

Exclusive -meson electroproduction is studied by the HERMES experiment, using the 27.6 GeV longitudinally polarized electron/positron beam of HERA and a transversely polarized…

nucl-ex2016★ 32 cited

Feasibility study for the measurement of TDAs at PANDA in

PANDA Collaboration, B. Singh, W. Erni +508

The exclusive charmonium production process in annihilation with an associated meson is studied in the framework of QCD collinear factorizatio…

physics.ins-det2016★ 37 cited

The ALFA Roman Pot Detectors of ATLAS

S. Abdel Khalek, B. Allongue, F. Anghinolfi +42

The ATLAS Roman Pot system is designed to determine the total proton-proton cross-section as well as the luminosity at the Large Hadron Collider (LHC) by measuring elastic proton s…

hep-ex2016★ 4 cited

Feasibility studies of time-like proton electromagnetic form factors at PANDA at FAIR

PANDA Collaboration, B. Singh, W. Erni +502

Simulation results for future measurements of electromagnetic proton form factors at \PANDA (FAIR) within the PandaRoot software framework are reported. The statistical precision w…

hep-ex2015

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 $^…

hep-ex2013★ 50 cited

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…

hep-ex2013★ 4 cited

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…

hep-ex2012★ 65 cited

Beam-helicity asymmetry arising from deeply virtual Compton scattering measured with kinematically complete event reconstruction

The HERMES Collaboration, A. Airapetian, N. Akopov +133

The beam-helicity asymmetry in exclusive electroproduction of real photons by the longitudinally polarized HERA positron beam scattering off an unpolarized hydrogen target is measu…

hep-ex2012★ 82 cited

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…

hep-ex2012★ 89 cited

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…

hep-ex2011★ 47 cited

Measurement of the virtual-photon asymmetry A2 and the spin-structure function g2 of the proton

The HERMES Collaboration, A. Airapetian, N. Akopov +132

A measurement of the virtual-photon asymmetry A_2(x,Q^2) and of the spin-structure function g_2(x,Q^2) of the proton are presented for the kinematic range 0.004 < x < 0.9 and 0.18…

hep-ex2011★ 45 cited

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.…

hep-ex2011★ 71 cited

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…