Nuclear Science References (NSR)

NUCLEAR REACTIONS C, Al, Ti, W(p, X), E=920 GeV; calculated σ for coherent and diffractive reactions. Pb, Au(p, X), E=high; calculated total, elastic, quasielastic, diffractive σ. Large-rapidity-gap processes, light-cone dipole approach.

doi: 10.1103/PhysRevC.73.034901
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2006LU13 Phys.Lett. B 639, 494 (2006)

Z.Lu, B.-Q.Ma, I.Schmidt

Flavor separation of the Boer-Mulders function from unpolarized π^-p and π^-D Drell-Yan processes

NUCLEAR REACTIONS ^1,2H(π^-, X), E(cm) ≈ 400 GeV; calculated azimuthal asymmetry. Unpolarised Drell-Yan process.

doi: 10.1016/j.physletb.2006.06.053
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2005FA15 Phys.Rev. D 72, 075006 (2005)

A.Faessler, T.Gutsche, S.Kovalenko, V.E.Lyubovitskij, I.Schmidt

Scalar meson mediated nuclear μ^- - e^- conversion

NUCLEAR REACTIONS ²⁷Al, ⁴⁸Ti, ¹⁹⁷Au(μ^-, e^-), E not given; analyzed upper limits for muon-electron conversion branching ratio; deduced mass scale lower limits. Effective Lagrangian approach.

doi: 10.1103/PhysRevD.72.075006
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2005KO39 Phys.Rev. C 72, 054606 (2005)

B.Z.Kopeliovich, J.Nemchik, I.K.Potashnikova, M.B.Johnson, I.Schmidt

Breakdown of QCD factorization at large Feynman x

NUCLEAR REACTIONS ¹H(p, X), ¹⁹⁷Au(d, X), E(cm)=200 GeV/nucleon; analyzed particle yields, transverse momentum; deduced supression mechanism at large x_F.

doi: 10.1103/PhysRevC.72.054606
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2005MA11 Eur.Phys.J. C 40, 63 (2005)

B.-Q.Ma, I.Schmidt, J.-J.Yang

Collins effect in single spin asymmetries of the p↑p → πX process

NUCLEAR REACTIONS ¹H(polarized p, π⁺X), (polarized p, π⁰X), (polarized p, π^-X), E not given; calculated single spin asymmetries, role of Collins effect.

doi: 10.1140/epjc/s2005-02136-x
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2004BR46 Phys.Rev. D 70, 116003 (2004)

S.J.Brodsky, I.Schmidt, J.J.Yang

Nuclear antishadowing in neutrino deep inelastic scattering

NUCLEAR REACTIONS ⁵⁶Fe(ν, ν'X), E not given; analyzed structure functions, nuclear shadowing and antishadowing effects.

doi: 10.1103/PhysRevD.70.116003
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2004FA12 Phys.Lett. B 590, 57 (2004)

A.Faessler, Th.Gutsche, S.Kovalenko, V.E.Lyubovitskij, I.Schmidt, F.Simkovic

Vector mesons in nuclear μ^- - e^- conversion

NUCLEAR REACTIONS ⁴⁸Ti(μ^-, e^-), E=low; analyzed muon-electron conversion data; deduced lepton flavor violation parameter limits.

doi: 10.1016/j.physletb.2004.03.068
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2004MA78 Phys.Lett. B 598, 211 (2004)

B.-Q.Ma, I.Schmidt, J.-J.Yang

Particle-antiparticle asymmetries of Λ production in hadron-nucleon collisions

NUCLEAR REACTIONS ¹H(π⁺, X), (π^-, X), (K⁺, X), (K^-, X), (p, X), E at 250 GeV/c; calculated hyperon-antihyperon production asymmetries. Comparison of model predictions, data.

doi: 10.1016/j.physletb.2004.07.049
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2003BR01 Phys.Lett. B 553, 223 (2003)

S.J.Brodsky, D.S.Hwang, I.Schmidt

Single hadronic-spin asymmetries in weak interaction processes

doi: 10.1016/S0370-2693(02)03259-8
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2003KO28 Phys.Lett. B 562, 104 (2003)

S.Kovalenko, I.Schmidt

Proton stability in leptoquark models

doi: 10.1016/S0370-2693(03)00544-6
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2002BR14 Phys.Lett. 530B, 99 (2002)

S.J.Brodsky, D.S.Hwang, I.Schmidt

Final-State Interactions and Single-Spin Asymmetries in Semi-Inclusive Deep Inelastic Scattering

NUCLEAR REACTIONS ¹H(e, X), E=high; calculated azimuthal single-spin asymmetry as a function of the Bjorken variable and quark transverse momentum.

doi: 10.1016/S0370-2693(02)01320-5
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2002KO48 Phys.Lett. 546B, 68 (2002)

S.Kovalenko, I.Schmidt, J.J.Yang

Nuclear effects on the extraction of sin² θ_W

NUCLEAR REACTIONS ²H, ⁵⁶Fe(ν, ν'X), E not given; analyzed structure functions, nuclear effects on extraction of weak-mixing angle.

doi: 10.1016/S0370-2693(02)02591-1
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2002MA04 Phys.Rev. D65, 034010 (2002)

B.-Q.Ma, I.Schmidt, J.-J.Yang

Azimuthal Spin Asymmetries of Pion Electroproduction

NUCLEAR REACTIONS ¹n, ^1,2H(e⁺, π⁺X), (e⁺, π⁰X), (e⁺, π^-X), E=high; calculated pion production azimuthal asymmetries; deduced reaction mechanism features. Comparison with data. Polarized targets.

doi: 10.1103/PhysRevD.65.034010
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2002MA14 Phys.Rev. C65, 035205 (2002)

B.-Q.Ma, D.Qing, I.Schmidt

Electromagnetic Form Factors of Nucleons in a Light-Cone Diquark Model

NUCLEAR STRUCTURE ¹n, ¹H; calculated electromagnetic form factors. Light-cone diquark model.

doi: 10.1103/PhysRevC.65.035205
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2002MA28 Nucl.Phys. A703, 346 (2002)

B.-Q.Ma, I.Schmidt, J.Soffer, J.-J.Yang

Spin Transfers for Baryon Production in Polarized pp Collisions at RHIC-BNL

NUCLEAR REACTIONS ¹H(polarized p, X), E(cm)=200, 500 GeV; calculated spin transfer to nucleons, hyperons. Quark spectator model.

doi: 10.1016/S0375-9474(01)01460-9
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2002MA60 Phys.Rev. C66, 048201 (2002)

B.-Q.Ma, D.Qing, I.Schmidt

Axial vector form factor of nucleons in a light-cone diquark model

NUCLEAR STRUCTURE ¹n, ¹H; calculated axial form factor. Light-cone diquark model.

doi: 10.1103/PhysRevC.66.048201
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2002QI01 Phys.Rev. C65, 015202 (2002)

D.Qing, I.Schmidt

Photoproduction of Nucleon Resonances and Nucleon Spin Structure Function in the Resonance Region

NUCLEAR REACTIONS ¹n, ¹H(γ, X), E not given; calculated resonance production amplitudes. Chiral constituent quark model.

NUCLEAR STRUCTURE ¹n, ¹H; calculated spin structure functions.

doi: 10.1103/PhysRevC.65.015202
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2002SI22 Phys.Rev. D66, 033005 (2002)

F.Simkovic, A.Faessler, S.Kovalenko, I.Schmidt

(μ^-, μ⁺) conversion in nuclei as a probe of new physics

NUCLEAR REACTIONS ⁴⁴Ti(μ^-, μ⁺), E not given; calculated matrix elements, reaction rate. Lepton-number violation, comparison with neutrinoless two-beta decay.

doi: 10.1103/PhysRevD.66.033005
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2001KO20 Phys.Lett. 503B, 313 (2001)

S.Kovalenko, I.Schmidt, J.Soffer

CP-Violation in High-Energy Collisions of Polarized Protons

NUCLEAR REACTIONS ¹H(polarized p, X), E=high; calculated spin asymmetry, parity-violating effects.

doi: 10.1016/S0370-2693(01)00169-1
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2001KO40 Phys.Lett. 511B, 203 (2001)

T.S.Kosmas, S.Kovalenko, I.Schmidt

Nuclear μ^--e^- Conversion in Strange Quark Sea

NUCLEAR STRUCTURE ²⁷Al, ⁴⁸Ti, ¹⁹⁷Au; calculated muon-to-electron conversion matrix elements. Effective Lagrangian approach.

doi: 10.1016/S0370-2693(01)00657-8
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2001MA06 Phys.Rev. D63, 037501 (2001)

B.-Q.Ma, I.Schmidt, J.-J.Yang

Nucleon Transversity Distribution from Azimuthal Spin Asymmetry in Pion Electroproduction

NUCLEAR REACTIONS ¹H(e⁺, X), E not given; analyzed charged pion production analyzing powers. ¹H deduced quark transversity distributions, related features. Polarized target.

doi: 10.1103/PhysRevD.63.037501
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2001MA97 Eur.Phys.J. A 12, 353 (2001)

B.-Q.Ma, I.Schmidt, J.-J.Yang

Understanding the Proton Spin ' Puzzle ' with a New ' Minimal ' Quark Model

doi: 10.1007/s100500170014
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2001SC27 Eur.Phys.J. C 20, 63 (2001)

I.Schmidt, J.-J.Yang

Nuclear Effects on the Extraction of Neutron Structure Functions

NUCLEAR STRUCTURE ¹n, ^1,2H, ³He; analyzed structure function ratios; deduced nuclear effects in neutron structure function determination.

doi: 10.1007/s100520100647
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2000LU10 Phys.Lett. 484B, 35 (2000)

H.J.Lu, R.Rivera, I.Schmidt

Peripheral Meson Model of Deep Inelastic Rapidity Gap Events

doi: 10.1016/S0370-2693(00)00627-4
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2000MA74 Phys.Lett. 488B, 254 (2000)

B.-Q.Ma, I.Schmidt, J.Soffer, J.-J.Yang

The Quark-Antiquark Asymmetry of the Nucleon Sea from Λ and (Λ-bar) Fragmentation

NUCLEAR REACTIONS ¹H(polarized e⁺, X), E=high; calculated hyperon production associated longitudinal spin transfer; deduced possible quark-antiquark asymmetry. Comparison with data.

doi: 10.1016/S0370-2693(00)00906-0
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2000MA76 Phys.Lett. 489B, 293 (2000)

B.-Q.Ma, I.Schmidt, J.Soffer, J.-J.Yang

The Quark-Antiquark Asymmetry of the Nucleon Sea from Λ and (Λ-bar) Fragmentation

doi: 10.1016/S0370-2693(00)00940-0
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2000MA81 Eur.Phys.J. C 16, 657 (2000)

B.-Q.Ma, I.Schmidt, J.Soffer, J.-J.Yang

Λ, (Λ-bar) Polarization and Spin Transfer in Lepton Deep-Inelastic Scattering

doi: 10.1007/s100520000447
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2000MA87 Phys.Rev. D62, 114009 (2000)

B.-Q.Ma, I.Schmidt, J.Soffer, J.-J.Yang

Flavor and Spin Structure of Hyperons from Quark Fragmentation

NUCLEAR REACTIONS ¹n, ¹H(polarized e, X), E not given; calculated hyperon production associated spin transfer observables. Other reactions discussed.

doi: 10.1103/PhysRevD.62.114009
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1999SC38 Phys.Lett. 468B, 138 (1999)

I.Schmidt, J.-J.Yang

Electric Screening Mass of the Gluon with Gluon Condensate at Finite Temperature

doi: 10.1016/S0370-2693(99)01201-0
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1998MA64 J.Phys.(London) G24, L71 (1998)

B.-Q.Ma, I.Schmidt

New Sum Rules for Nucleon Tensor Charges

doi: 10.1088/0954-3899/24/10/002
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1998MA82 Phys.Lett. 441B, 461 (1998)

B.-Q.Ma, I.Schmidt, J.Soffer

The Quark Spin Distributions of the Nucleon

NUCLEAR STRUCTURE ¹n, ¹H; calculated quark spin distributions, related features.

doi: 10.1016/S0370-2693(98)01158-7
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1987MO14 Phys.Lett. 190B, 35 (1987)

P.D.Morley, I.Schmidt

Nuclear Structure Functions for x ≥ 1

NUCLEAR REACTIONS He(e, e'), E=3.595 GeV; calculated σ(θ) vs momentum transfer. Relativistic model.

NUCLEAR STRUCTURE He, C, Fe; calculated structure function ratio per nucleon.

doi: 10.1016/0370-2693(87)90836-7
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1982RO12 Phys.Rev.Lett. 49, 1139 (1982)

S.Rock, R.G.Arnold, P.Bosted, B.T.Chertok, B.A.Mecking, I.Schmidt, Z.M.Szalata, R.C.York, R.Zdarko

Measurement of Elastic Electron-Neutron Cross Sections up to Q² = 10 (GeV/c)²

NUCLEAR REACTIONS ¹n(e, e), E not given; measured σ(E); deduced σ(n)/σ(p), magnetic form factor vs four momentum transfer.

doi: 10.1103/PhysRevLett.49.1139
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