activity
20092015
most citedObservation of the Naive-T-odd Sivers Effect in Deep-Inelastic Scattering

303 citations · 1.4k across the 20 of their papers we have counts for

collaborators

20 papers

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-ex2014★ 15 cited

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…

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★ 3 cited

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…

cs.FL2013★ 3 cited

World Automata: a compositional approach to model implicit communication in hierarchical Hybrid Systems

Marta Capiluppi, Roberto Segala

We propose an extension of Hybrid I/O Automata (HIOAs) to model agent systems and their implicit communication through perturbation of the environment, like localization of objects…

hep-ex2012★ 193 cited

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…

cs.FL2012★ 3 cited

Modelling Implicit Communication in Multi-Agent Systems with Hybrid Input/Output Automata

Marta Capiluppi, Roberto Segala

We propose an extension of Hybrid I/O Automata (HIOAs) to model agent systems and their implicit communication through perturbation of the environment, like localization of objects…

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.…

cs.FL2011★ 3 cited

A Game-Theoretic approach to Fault Diagnosis of Hybrid Systems

Davide Bresolin, Marta Capiluppi

Physical systems can fail. For this reason the problem of identifying and reacting to faults has received a large attention in the control and computer science communities. In this…

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…

hep-ex2011★ 39 cited

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…

hep-ex2010★ 22 cited

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…

hep-ex2010★ 197 cited

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…

hep-ex2010★ 68 cited

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…

hep-ex2009★ 303 cited

Observation of the Naive-T-odd Sivers Effect in Deep-Inelastic Scattering

The HERMES Collaboration

Azimuthal single-spin asymmetries of lepto-produced pions and charged kaons were measured on a transversely polarized hydrogen target. Evidence for a naive-T-odd, transverse-moment…

hep-ex2009★ 54 cited

Spin Density Matrix Elements in Exclusive rho^0 Electroproduction on 1H and 2H Targets at 27.5 GeV Beam Energy

HERMES Collaboration, A. Airapetian

Spin Density Matrix Elements (SDMEs) describing the angular distribution of exclusive rho^0 electroproduction and decay are determined in the HERMES experiment with 27.6 GeV beam e…