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NSR database version of May 3, 2024.

Search: Author = E.M.Darwish

Found 24 matches.

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2024GA02      Nucl.Phys. A1041, 122781 (2024)

V.V.Gauzshtein, E.M.Darwish, A.I.Fix, A.S.Kuzmenko, M.Ya.Kuzin, M.I.Levchuk, A.Yu.Loginov, D.M.Nikolenko, I.A.Rachek, Yu.V.Shestakov, D.K.Toporkov, A.V.Yurchenko, B.I.Vasilishin, S.A.Zevakov, G.N.Baranov, A.V.Bogomyagkov, V.M.Borin, V.L.Dorokhov, A.N.Zhuravlev, S.E.Karnaev, K.Yu.Karyukina, A.A.Kovalenko, E.B.Levichev, I.B.Logashenko, S.I.Mishnev, I.N.Okunev, P.A.Piminov, E.A.Simonov, S.V.Sinyatkin, M.A.Skamarokha, E.V.Starostina

Measurement of the T₂₀ component of tensor analyzing power for the incoherent π^--meson photoproduction on a deuteron

NUCLEAR REACTIONS ²H(γ, π^-), E<800 MeV; measured reaction products; deduced T₂₀ component of the tensor analyzing power. The VEPP-3 electron storage ring at the Budker Institute of Nuclear Physics.

doi: 10.1016/j.nuclphysa.2023.122781
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2023GA18      JETP Lett. 117, 799 (2023)

V.V.Gauzshtein, B.I.Vasilishin, E.Darwish, S.A.Zevakov, M.Ya.Kuzin, A.S.Kuz'menko, M.I.Levchuk, A.Yu.Loginov, D.M.Nikolenko, I.A.Rachek, D.K.Toporkov, A.V.Yurchenko, A.I.Fiks, Yu.V.Shestakov

Measurement of the T₂₀ Component of the Tensor Analyzing Power of the Incoherent Photoproduction of a π^- Meson on a Deuteron

NUCLEAR REACTIONS ²H(γ, 2p), E=300-600 MeV; measured reaction products; deduced T₂₀ component of the tensor analyzing power. The VEPP-3 accelerator.

doi: 10.1134/S002136402360132X
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2022DA10      Int.J.Mod.Phys. E31, 2250022 (2022)

E.M.Darwish, A.Mindil

Influence of nucleon structure on spin correlation coefficients in elastic lepton-deuteron scattering

doi: 10.1142/S0218301322500227
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2022VA09      Phys.Rev. C 106, 024003 (2022)

B.I.Vasilishin, A.I.Fix, V.V.Gauzshtein, E.M.Darwish, M.Ya.Kuzin, M.I.Levchuk, A.Yu.Loginov, D.M.Nikolenko, I.A.Rachek, Yu.V.Shestakov, D.K.Toporkov, A.V.Yurchenko, S.A.Zevakov, A.V.Bogomyagkov, A.N.Zhuravlev, S.E.Karnaev, V.A.Kiselev, E.B.Levichev, O.I.Meshkov, S.I.Mishnev, I.N.Okunev, P.A.Piminov, E.A.Simonov, S.V.Sinyatkin, E.V.Starostina

Measurement of the tensor analyzing power component T₂₀ for the incoherent neutral-pion photoproduction on a deuteron

NUCLEAR REACTIONS ²H(e, e'pπ⁰), E=2 GeV; measured reaction products. ²H(γ, pπ⁰), E=300-600 MeV; deduced tensor analyzing power component T₂₀ dependence on the γ energy, invariant proton-neutron mass and invariant pion-proton mass. Comparison with spectator model including final state interaction. Gas target, calorimeter consisting of a layer of NaI(Tl)/CsI(Tl) blocks and plastic scintillators for proton/deuteron arms at VEPP-3 accelerator.

doi: 10.1103/PhysRevC.106.024003
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM1040.

2020DA14      Ann.Phys.(New York) 420, 168254 (2020)

E.M.Darwish, M.M.Almarashi, M.Saleh Yousef

Beam-target double spin asymmetries in the reaction γ(pol) d(pol) → πNN threshold with final-state rescattering effects

NUCLEAR REACTIONS ²H(polarized γ, π⁰), (polarized γ, π^-), E not given; calculated beam-target double spin asymmetries, angular distribution for the beam-target double spin asymmetries, total σ. Comparison with available data.

doi: 10.1016/j.aop.2020.168254
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2020GA20      Eur.Phys.J. A 56, 169 (2020)

V.V.Gauzshtein, E.M.Darwish, M.Ya.Kuzin, M.I.Levchuk, A.Yu.Loginov, D.M.Nikolenko, I.A.Rachek, R.Sh.Sadykov, Yu.V.Shestakov, D.K.Toporkov, B.I.Vasilishin, S.A.Zevakov, A.V.Bogomyagkov, A.N.Zhuravlev, S.E.Karnaev, V.A.Kiselev, E.B.Levichev, O.I.Meshkov, S.I.Mishnev, I.N.Okunev, P.A.Piminov, E.A.Simonov, S.V.Sinyatkin, E.V.Starostina

Measurement of the tensor analyzing power T₂₀ for the reaction γd → dπ⁰

NUCLEAR REACTIONS ²H(γ, π⁰d), E=200-450 MeV; ²H(γ, π⁰d), E= 500-1200 MeV[measurements using internal tensor polarized deuterium target]; measured reaction products for θ_π(cm)=100-140⁰; deduced particle masses in the 1st and the 2nd scintillator, T₂₀ component of tensor analyzing power vs Q_π(cm), T₂₀ vs E_γ; compared with published calculations.

doi: 10.1140/epja/s10050-020-00175-z
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2019HA35      Phys.Atomic Nuclei 82, 615 (2019)

M.A.Hassanain, H.F.A.Alshrani, A.A.Ibraheem, M.Anwar, K.O.Behairy, Z.M.M.Mahmoud, E.M.Darwish

Analysis of Elastic ¹⁶O + ⁴⁰Ca Refractive Scattering at 214 MeV

doi: 10.1134/S1063778819060073
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2018DA09      Braz.J.Phys. 48, 168 (2018)

E.M.Darwish, H.M.Abou-Elsebaa, K.S.A.Hassaneen

Tensor Target Spin Asymmetries in Coherent π⁰-Photoproduction on the Deuteron Including Intermediate ηNN Interaction Within a Three-Body Approach

NUCLEAR REACTIONS ²H(γ, π⁰)²H, E not given; analyzed available data; calculated deuteron wave function; deduced spin asymmetries. Comparison with experimental data.

doi: 10.1007/s13538-018-0559-7
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2017DA26      Int.J.Mod.Phys. E26, 1750059 (2017)

E.M.Darwish, H.M.Abou-Elsebaa, E.A.Sultan, Kh.S.A.Hassaneen

Tensor target spin asymmetries in incoherent π^--photoproduction off the deuteron including rescattering effects

NUCLEAR REACTIONS ²H(γ, π^-), E<1.5 GeV; analyzed available data; calculated tensor target asymmetries.

doi: 10.1142/S0218301317500598
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2009DA09      Ann.Phys.(New York) 324, 1769 (2009)

E.M.Darwish, S.S.Al-Thoyaib

Semi-exclusive structure functions and inclusive form factors for ed → e'πNN in the energy region from threshold up to 500 MeV

doi: 10.1016/j.aop.2009.03.011
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2008DA05      J.Korean Phys.Soc. 52, 226 (2008)

E.M.Darwish, M.Y.Hussein

Polarization Effects in Elastic Electron-Deuteron Scattering and Their Dependence on Modern NN Potentials

doi: 10.3938/jkps.52.226
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2007DA13      Turk.J.Phys. 30, 479 (2007)

E.M.Darwish, M.A.El-Zohry

Helicity Dependence of the γ(pol)N(pol) → πN Reaction Channels in the Δ-Resonance Region

NUCLEAR REACTIONS ¹H(polarized γ, π⁺), (polarized γ, π⁰), E=150-550 MeV; ¹n(polarized γ, π^-), (polarized γ, π⁰), E=150-550 MeV; calculated σ, σ(θ), polarization observables. Polarized targets, comparison with data.

2007DA29      Phys.Rev. C 76, 044005 (2007)

E.M.Darwish, C.Fernandez-Ramirez, E.Moya de Guerra, J.M.Udias

Helicity dependence and contribution to the Gerasimov-Drell-Hearn sum rule of the γ(pol) d(pol) → π NN reaction channels in the energy region from threshold up to the Δ(1232) resonance

doi: 10.1103/PhysRevC.76.044005
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2006DA10      Acta Phys.Pol. B37, 463 (2006)

E.M.Darwish, M.A.El-Zohry

The spin response of the nucleon and its implication for the GDH sum rule and the double polarization E asymmetry

NUCLEAR REACTIONS ¹H(γ, π⁰X), (γ, π^-X), (γ, π⁺X), E=150-550 MeV; calculated helicity-dependent σ, σ(θ) differences; deduced sum rule contributions.

2005DA04      J.Phys.(London) G31, 105 (2005)

E.M.Darwish

Spin observables for pion photoproduction on the deuteron in the Δ(1232)-resonance region

NUCLEAR REACTIONS ²H(polarized γ, π^-p), (polarized γ, π⁰p), (polarized γ, π⁺n), E=250, 360, 500 MeV; calculated polarization observables.

doi: 10.1088/0954-3899/31/2/003
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2005DA06      Prog.Theor.Phys.(Kyoto) 113, 169 (2005)

E.M.Darwish

NN Final-State Interaction in the Helicity Dependence of Inclusive π^- Photoproduction from the Deuteron

NUCLEAR REACTIONS ²H(polarized γ, π^-X), E=341-504 MeV; calculated σ(θ), polarization observables, final state interaction effects.

doi: 10.1143/PTP.113.169
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2005DA07      Nucl.Phys. A748, 596 (2005)

E.M.Darwish

The NN final-state interaction in the helicity structure of (d-pol)((γ-pol), π^-)pp reaction

NUCLEAR REACTIONS ²H(polarized γ, π^-), E=341-504 MeV; calculated σ(θ), polarization observables, final-state interaction effect. Polarized target, comparison with data.

doi: 10.1016/j.nuclphysa.2004.12.039
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2005DA17      Phys.Lett. B 615, 61 (2005)

E.M.Darwish

Influence on NN-rescattering effect on the photon asymmetry of d(γ(pol), π^-)pp reaction

NUCLEAR REACTIONS ²H(polarized γ, π^-), E=200-500 MeV; calculated photon polarization asymmetry, role of final-state rescattering.

doi: 10.1016/j.physletb.2005.04.018
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2005DA32      Nucl.Phys. A759, 170 (2005)

E.M.Darwish, A.Salam

Final-state NN-rescattering in spin asymmetries of d(γ, π^-)pp reaction

NUCLEAR REACTIONS ²H(polarized γ, π^-), E=200-500 MeV; calculated polarization observables; deduced final-state rescattering effects. Comparison with data.

doi: 10.1016/j.nuclphysa.2005.04.026
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2004DA09      Nucl.Phys. A735, 200 (2004)

E.M.Darwish

Single-spin asymmetries of d(γ, π)NN in the first resonance region

NUCLEAR REACTIONS ²H(polarized γ, π^-p), (polarized γ, π⁺n), (polarized γ, π⁰n), E=285-450 MeV; calculated single-spin asymmetries, related polarization observables. Effective Lagrangian model.

doi: 10.1016/j.nuclphysa.2004.02.010
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2004DA35      Int.J.Mod.Phys. E13, 1191 (2004)

E.M.Darwish

Polarization observables of the γd → πNN reaction in the Δ(1232)-resonance region

NUCLEAR REACTIONS ²H(polarized γ, 2pπ^-), (polarized γ, 2nπ⁺), (polarized γ, npπ⁰), E=330 MeV; calculated pion spectra, σ(E, θ), polarization observables, resonance contributions.

doi: 10.1142/S0218301304002612
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2003AR34      Mod.Phys.Lett. A 18, 190 (2003)

H.Arenhovel, E.M.Darwish, A.Fix, M.Schwamb

Present status of electromagnetic reactions on the deuteron above pion threshold

NUCLEAR REACTIONS ²H(γ, p), (γ, pX), E ≈ 200-440 MeV; compiled, analyzed σ, σ(θ), pion and η meson production data.

doi: 10.1142/S0217732303010235
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2003DA02      Eur.Phys.J. A 16, 111 (2003)

E.M.Darwish, H.Arenhovel, M.Schwamb

Influence of final-state interaction on incoherent pion photoproduction on the deuteron in the region of the Δ-resonance

NUCLEAR REACTIONS ²H(γ, π^-p), (γ, π⁰p), (γ, π⁺n), E=150-480 MeV; calculated σ, σ(θ); deduced final-state interaction and rescattering effects. Comparisons with data.

doi: 10.1140/epja/i2002-10071-3
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2003DA18      Eur.Phys.J. A 17, 513 (2003)

E.M.Darwish, H.Arenhovel, M.Schwamb

Final-state interaction in spin asymmetry and GDH sum rule for incoherent pion production on the deuteron

NUCLEAR REACTIONS ²H(polarized γ, π⁺), (polarized γ, π⁰), (polarized γ, π^-), E=150-550 MeV; calculated pion production σ, final state interaction effects, contribution to sum rule.

doi: 10.1140/epja/i2003-10023-5
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Note: The following list of authors and aliases matches the search parameter E.M.Darwish: , E.M.DARWISH