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NSR database version of April 27, 2024.

Search: Author = A.V.Efremov

Found 13 matches.

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2006CO10      Phys.Rev. D 73, 094023 (2006)

J.C.Collins, A.V.Efremov, K.Goeke, M.Grosse Perdekamp, S.Menzel, B.Meredith, A.Metz, P.Schweitzer

Sivers effect in the Drell-Yan process at BNL RHIC

NUCLEAR REACTIONS 1H(polarized p, X), E(cm)=200 GeV; calculated single-spin asymmetries in lepton pair production.

doi: 10.1103/PhysRevD.73.094023
Citations: PlumX Metrics

2005EF01      Phys.Lett. B 612, 233 (2005)

A.V.Efremov, K.Goeke, S.Menzel, A.Metz, P.Schweitzer

Sivers effect in semi-inclusive DIS and in the Drell-Yan process

doi: 10.1016/j.physletb.2005.03.010
Citations: PlumX Metrics

2005EF03      Physics of Part.and Nuclei 36, Suppl.2, S150 (2005)

A.V.Efremov

On Single Spin Asymmetries in Hard Processes

2004EF02      Eur.Phys.J. C 35, 207 (2004)

A.V.Efremov, K.Goeke, P.Schweitzer

Transversity distribution function in hard scattering of polarized protons and antiprotons in the PAX experiment

NUCLEAR REACTIONS 1H(polarized p-bar, X), E ≈ 15-25 GeV; calculated lepton pair production double spin asymmetry.

doi: 10.1140/epjc/s2004-01854-9
Citations: PlumX Metrics

2004EF03      Ann.Phys.(Leipzig) 13, 651 (2004)

A.V.Efremov

Transversity in the chiral quark-soliton model and single spin asymmetries

NUCLEAR REACTIONS 1,2H(e, e'X), E=high; analyzed polarization observables; deduced nucleon transverse spin distribution features.

doi: 10.1002/andp.200410107
Citations: PlumX Metrics

2003EF01      Phys.Lett. B 568, 63 (2003)

A.V.Efremov, K.Goeke, P.Schweitzer

Sivers vs. Collins effect in azimuthal single spin asymmetries in pion production in SIDIS

NUCLEAR REACTIONS 1H(e, e'X), E=high; calculated pion production associated spin asymmetries from polarized targets; deduced relative influence of Sivers and Collins effects.

doi: 10.1016/j.physletb.2003.06.016
Citations: PlumX Metrics

2002EF01      Eur.Phys.J. C 24, 407 (2002)

A.V.Efremov, K.Goeke, P.Schweitzer

Predictions for Azimuthal Asymmetries in Pion and Kaon Production in SIDIS Off a Longitudinally Polarized Deuterium Target at HERMES

NUCLEAR REACTIONS 2H(e, X), E=high; calculated pion and kaon production azimuthal asymmetries. Polarized target, Collins fragmentation function.

doi: 10.1007/s100520200918
Citations: PlumX Metrics

2002EF03      Nucl.Phys. A711, 84c (2002)

A.V.Efremov, K.Goeke, P.Schweitzer

Azimuthal asymmetries in SIDIS and Collins analysing power

NUCLEAR REACTIONS 1H(e, e'X), E=high; calculated pion production associated azimuthal asymmetries, analyzing powers. Comparison with data.

doi: 10.1016/S0375-9474(02)01199-5
Citations: PlumX Metrics

2002EF04      Acta Phys.Pol. B33, 3755 (2002)

A.V.Efremov, K.Goeke, P.Schweitzer

Azimuthal Asymmetries and Collins Analyzing Power

NUCLEAR REACTIONS 1,2H(e, e'X), (e+, e+'X), E=high; analyzed pion production associated azimuthal asymmetries, Collins fragmentation function, twist-3 distribution. Polarized targets.

2001EF05      Phys.Lett. 522B, 37 (2001); Erratum Phys.Lett. 544B, 389 (2002)

A.V.Efremov, K.Goeke, P.Schweitzer

Azimuthal Asymmetry in Electro-Production of Neutral Pions in Semi-Inclusive DIS

NUCLEAR REACTIONS 1H(e+, π+X), (e+, π0X), (e+, π-X), E not given; analyzed azimuthal asymmetry data; deduced proton transversivity distribution features. Polarized target.

doi: 10.1016/S0370-2693(01)01258-8
Citations: PlumX Metrics

2000EF01      Phys.Lett. 478B, 94 (2000)

A.V.Efremov, K.Goeke, M.V.Polyakov, D.Urbano

Azimuthal Asymmetries in Deep Inelastic Scattering

NUCLEAR REACTIONS 1H(e, e'π+X), (e, e'π-X), E not given; calculated pion azimuthal asymmetries; deduced proton transversity distribution. Effective chiral quark soliton model, comparison with data.

doi: 10.1016/S0370-2693(00)00296-3
Citations: PlumX Metrics

2000EF02      Yad.Fiz. 63, No 3, 515 (2000); Phys.Atomic Nuclei 63, 445 (2000)

A.V.Efremov, Yu.I.Ivanshin, L.G.Tkatchev, R.Ya.Zulkarneev

Study of Correlation of Production and Decay Planes in π → 3π Diffractive Dissociation Process on Nuclei

NUCLEAR REACTIONS 9Be, 12C, 28Si, 48Ti, 63Cu, 107Ag, 181Ta, 207Pb(π-, 2π-π+), E at 40 GeV/c; measured asymmetry; deduced polarization features, dependence on invariant mass.

doi: 10.1134/1.855652
Citations: PlumX Metrics

1991EF02      Yad.Fiz. 54, 1532 (1991); Sov.J.Nucl.Phys. 54, 937 (1991)

A.V.Efremov, V.M.Karotkiyan

Elastic pd Scattering with Spin Flip and Separation of a Ghost of the U(1) Problem

NUCLEAR REACTIONS 2H(p, p), E=high; calculated σ(θ) vs s. Regge poles approach, ghost state.

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