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NSR database version of April 27, 2024.

Search: Author = A.Y.Abul-Magd

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2010AB21      Nucl.Phys. A839, 1 (2010)

A.Y.Abul-Magd, S.A.Mazen, M.Abdel-Mageed, A.Al-Sayed

Identification of nuclei exhibiting the SU(3) dynamical symmetry

NUCLEAR STRUCTURE ¹⁵²Nd, ^154,156Sm, ^158,160,162Gd, ^{160,162,164,166}Dy, ^{164,166,168,170}Er, ^{168,170,172,178}Yb, ^{174,176,178,180}Hf, ^180,182,184W, ^230,232Th, ^232,234,238U, ^238,240,242Pu, ^244,246,248Cm, ²⁵⁰Cf, ²⁵⁶Fm; calculated energy levels, J, π, B(E2), related features for 2⁺ states using interactive boson model.

doi: 10.1016/j.nuclphysa.2010.03.007
Citations: PlumX Metrics

2008HA34      Phys.Scr. 78, 045202 (2008)

M.Y.M.Hassan, M.Y.H.Farag, A.Y.Abul-Magd, T.E.I.Nassar

Nucleus-nucleus reaction cross sections for deformed nuclei

NUCLEAR REACTIONS ²⁷Al(¹²C, X), (²⁰Ne, X), E=30-900 MeV/nucleon; ⁶⁴Zn(¹²C, X), E=30-900 MeV/nucleon; ⁹⁰Zr(¹²C, X), E=10-35 MeV/nucleon; ²³⁸U(²⁰Ne, X), (⁴⁰Ar, X), E=30-900 MeV/nucleon; calculated reaction cross sections using the Coulomb-modified Glauber model. Compared results to available data.

doi: 10.1088/0031-8949/78/04/045202
Citations: PlumX Metrics

2006AL25      Phys.Rev. C 74, 037301 (2006)

A.Al-Sayed, A.Y.Abul-Magd

Level statistics of deformed even-even nuclei

NUCLEAR STRUCTURE A=24-214; analyzed level energies nearest-neighbor spacing distributions for deformed even-even nuclides.

doi: 10.1103/PhysRevC.74.037301
Citations: PlumX Metrics

2006SI03      Nucl.Phys. A764, 109 (2006)

M.H.Simbel, A.Y.Abul-Magd

Cross correlation of low-lying levels of even-even nuclei

doi: 10.1016/j.nuclphysa.2005.09.002
Citations: PlumX Metrics

2004AB01      Phys.Lett. B 579, 278 (2004)

A.Y.Abul-Magd, H.L.Harney, M.H.Simbel, H.A.Weidenmuller

Statistics of 2⁺ levels in even-even nuclei

doi: 10.1016/j.physletb.2003.07.092
Citations: PlumX Metrics

2001AB08      Eur.Phys.J. A 10, 57 (2001)

A.Y.Abul-Magd, M.H.Simbel

Discrete Structures in Fusion-Barrier Distributions for Vibrational Nuclei

NUCLEAR REACTIONS ⁹²Zr, ¹⁴⁴Sm, ²⁰⁸Pb(¹⁶O, X), E=35-85 MeV; calculated fusion barrier distributions, contributions from excited phonons. Comparisons with data.

doi: 10.1007/s100500170144
Citations: PlumX Metrics

1998AB08      J.Phys.(London) G24, 579 (1998)

A.Y.Abul-Magd, M.H.Simbel

Level Repulsion in Nuclei in Transition between Order and Chaos

NUCLEAR STRUCTURE Z=62-75; A=155-185; analyzed level spacings distributions. Several formulae compared, onset of chaotic behaviour discussed.

doi: 10.1088/0954-3899/24/3/009
Citations: PlumX Metrics

1998AB34      Phys.Rev. C58, 2229 (1998)

A.Y.Abul-Magd, M.H.Simbel

Analytical Calculation of Fusion Barrier Distributions

NUCLEAR REACTIONS ^144,148,154Sm, ¹⁸⁶W, ²⁰⁸Pb, ²³⁸U(¹⁶O, X), E not given; calculated fusion barrier distributions. Eigenchannel approximation. Comparison with data.

doi: 10.1103/PhysRevC.58.2229
Citations: PlumX Metrics

1997AB13      Phys.Rev. C56, 825 (1997)

A.Y.Abul-Magd, M.H.Simbel

Isospin and the Spacing Distribution of Low-Lying Levels of ²⁶Al

NUCLEAR STRUCTURE ²⁶Al; analyzed level distribution; deduced no evidence for isospin mixing.

doi: 10.1103/PhysRevC.56.825
Citations: PlumX Metrics

1997AB50      Nuovo Cim. 110A, 725 (1997)

A.Y.Abul-Magd, M.H.Simbel

Volume Integrals and Mean Square Radii of Optical Potentials by Inversion

NUCLEAR REACTIONS ¹²C(¹²C, ¹²C), (¹²C, ¹²C'), E not given; calculated optical model potential.

1997AB51      Nuovo Cim. 110A, 1281 (1997)

A.Y.Abul-Magd, M.Talib Ali-Alhinai

The Coulomb-Modified Glauber Description of Reaction Cross-Sections of Heavy Ions with Nuclei

NUCLEAR REACTIONS ²⁷Al, ²⁰Ne, ⁵⁷Fe, ⁶⁶Zn, ⁸⁹Y(¹²C, X), E=50-350 MeV/nucleon; ¹²C, ⁴⁰Ca, ²⁰⁸Pb(p, X), E=10-500 MeV; ²⁰⁸Pb(²⁰Ne, X), ¹⁰⁹Ag(⁴⁰Ar, X), E=100-350 MeV; calculated reaction σ; deduced Coulomb repulsion role. Glauber multiple scattering theory. Comparisons with data.

1996AB20      J.Phys.(London) G22, 1043 (1996)

A.Y.Abul-Magd, M.H.Simbel

Nearest-Neighbour-Spacing Distribution of Low-Lying Nuclear Energy Levels

NUCLEAR STRUCTURE A ≤ 210; A > 230; calculated low-lying levels nearest neighbor spacing distributions, partially chaotic systems. Interpolation approach.

doi: 10.1088/0954-3899/22/7/010
Citations: PlumX Metrics

1996AB25      Phys.Rev. C54, 1675 (1996)

A.Y.Abul-Magd, M.H.Simbel

Nearest Neighbor Spacing Distributions of Low-Lying Levels of Vibrational Nuclei

NUCLEAR STRUCTURE ¹¹⁶Sn; A=150-185; calculated nearest neighbor, cumulative spacing distributions. Vibrational nuclei, chaotic intrinsic motion, division of Hamiltonian into intrinsic, collective-vibrational terms.

doi: 10.1103/PhysRevC.54.1675
Citations: PlumX Metrics

1994AB05      Phys.Rev. C49, 3328 (1994)

A.Y.Abul-Magd, J.Hufner

Charge Distribution of Projectile Fragments in High-Energy Heavy-Ion Collisions

NUCLEAR REACTIONS C, ¹H, O, Ag(¹⁹⁷Au, X), E=980 MeV/nucleon; analyzed fragment mean multiplicities, charge yield data. Two-step model.

doi: 10.1103/PhysRevC.49.3328
Citations: PlumX Metrics

1993AB09      Phys.Lett. 313B, 6 (1993)

A.Y.Abul-Magd, T.F.Gharib

Threshold Energies for the Formation of Intermediate Mass Fragments in Proton-Induced Reactions

NUCLEAR REACTIONS U, ¹⁹⁷Au, Ag(p, X)⁷Be/²⁴Na/²⁸Mg, E ≥ 0.2 GeV; analyzed residuals production σ(E); deduced reaction mechanisms.

doi: 10.1016/0370-2693(93)91182-M
Citations: PlumX Metrics

1988SI19      Phys.Rev. C38, 2756 (1988)

M.H.Simbel, A.Y.Abul-Magd

Calculation of Excitation Functions for Proton-Nucleus Spallation Reactions

NUCLEAR REACTIONS Cu, Ni, ⁵⁹Co, Fe, ⁴⁵Sc(p, X), E=threshold-40 GeV; calculated production σ for ³⁹Ar, ¹⁹⁷Au, fragment mass yields.

doi: 10.1103/PhysRevC.38.2756
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1986AB06      Phys.Rev. C34, 113 (1986)

A.Y.Abul-Magd, W.A.Friedman, J.Hufner

Calculation of Mass Yields for Proton-Nucleus Spallation Reactions

NUCLEAR REACTIONS ¹⁶⁴Dy(⁴⁰Ar, xn), ¹⁸⁵Re(²⁰Ne, xn), ¹⁹⁷Au(¹⁴N, xn), ¹³⁰Te(¹²C, xn), E not given; calculated mean neutron number following fusion, fragment mass yields. Cu, Ag, Au(p, X), E=3 GeV; calculated spallation product yield vs mass. Two-step spallation process.

doi: 10.1103/PhysRevC.34.113
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1986AB09      Z.Phys. A325, 373 (1986)

A.Y.Abul-Magd, D.H.E.Gross, Xu Shu-yan, Zheng Yu-ming

Mass Yield in High-Energy Proton-Uranium Collisions from a Complete, Microcanonical Statistical Decay

NUCLEAR REACTIONS ²³⁸U(p, X), E=3 GeV; calculated σ vs mass. Glauber approximation.

1985AB11      Phys.Lett. 162B, 223 (1985)

A.Y.Abul-Magd, H.A.Weidenmuller

Regular versus Chaotic Dynamics in Nuclear Spectra near the Ground State

NUCLEAR STRUCTURE A=24-244; analyzed levels; deduced nearest neighbor spacing distribution, dynamical character.

doi: 10.1016/0370-2693(85)90910-4
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1982RA22      Acta Phys.Acad.Sci.Hung. 52, 89 (1982)

A.Rabie, M.A.El-Gazzar, A.Y.Abul-Magd

The Watanabe Model for ⁶Li-Nucleus Optical Potential

NUCLEAR REACTIONS ¹²C(⁶Li, ⁶Li), E=20, 22.8 MeV; ¹⁶O, ²⁸Si, ⁵⁸Ni(⁶Li, ⁶Li), E=22.8 MeV; calculated σ(θ), vector polarization vs θ; deduced optical potentials. Cluster, Watanabe model wave functions.

doi: 10.1007/BF03156208
Citations: PlumX Metrics

1982RA23      Acta Phys.Acad.Sci.Hung. 52, 99 (1982)

A.Rabie, M.A.El-Gazzar, A.Y.Abul-Magd

A Correction to ⁶Li-Watanabe Potential

NUCLEAR REACTIONS ¹²C(⁶Li, ⁶Li), E=20, 22.8, 24.5, 36.6, 50.6, 63 MeV; ¹⁶O, ²⁸Si, ⁵⁸Ni(⁶Li, ⁶Li), E=22.8 MeV; calculated σ(θ), vector polarization vs θ. Corrected Watanabe potential.

doi: 10.1007/BF03156209
Citations: PlumX Metrics

1980AB11      Z.Phys. A298, 143 (1980)

A.Y.Abul-Magd

Entrance-Channel Angular-Momentum Dependence of Mass Transfer Between Heavy Ions

NUCLEAR REACTIONS ²⁰⁹Bi(⁶³Cu, X), E=300-375 MeV; ²⁰⁹Bi(⁵⁶Fe, X), E=275-400 MeV; ²⁰⁹Bi(⁴⁰Ca, X), (⁴⁰Ar, X), E=225-325 MeV; ²⁰⁹Bi(²⁰Ne, X), E=100-200 MeV; ²⁰⁹Bi(¹⁹F, X), E=75-200 MeV; ²⁰⁹Bi(¹⁶O, X), E=75-100 MeV; ²⁰⁹Bi(¹⁴N, X), E=25-175 MeV; calculated production σ(E) for ²¹⁰Po, ^211,210,209At; deduced entrance channel angular momentum effects on mass transfer. Classical model.

doi: 10.1007/BF01554054
Citations: PlumX Metrics

1980SI08      Z.Phys. A294, 277 (1980)

M.H.Simbel, A.Y.Abul-Magd

Influence of Angular Momentum Dependence of Charge Transfer in Deeply Inelastic Collisions on Fragment Kinetic Energies

NUCLEAR REACTIONS ¹⁹⁷Au, ¹⁸¹Ta, ¹⁵⁹Tb(⁸⁶Kr, X), E=620 MeV; ^107,109Ag(⁸⁶Kr, X), E=606 MeV; ⁶⁴Ni(⁴⁰Ca, X), E=182 MeV; ^107,109Ag(⁴⁰Ar, X), E=288-340 MeV; ⁵⁸Ni(²⁰Ne, X), E=164 MeV; calculated fragment E; deduced L-dependence of Z-transfer. Classical model for deep-inelastic collisions.

doi: 10.1007/BF01438165
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1979AB05      Phys.Lett. 83B, 27 (1979)

A.Y.Abul-Magd, M.H.Simbel

Angular-Momentum Coherence in Heavy-Ion Deep Inelastic Collisions

NUCLEAR REACTIONS ²³²Th(⁴⁰Ar, X), E=285, 379 MeV; calculated σ; deduced dependence of number of interfering partial waves on A, interaction time.

doi: 10.1016/0370-2693(79)90880-3
Citations: PlumX Metrics

1978AB01      Z.Phys. A285, 41 (1978)

A.Y.Abul-Magd, M.H.Simbel, H.A.Weidenmuller

Shape Deformation and Viscosity in Deeply-Inelastic Heavy-Ion Collisions

NUCLEAR REACTIONS ²³²Th(⁴⁰Ar, X), E(cm)=288 MeV; ²⁰⁹Bi(⁸⁴Kr, X), E(cm)=375 MeV; calculated time scales, energy losses involved in tangential, radial friction, viscous, nonviscous shape deformations.

doi: 10.1007/BF01410222
Citations: PlumX Metrics

1978AB08      Nucl.Phys. A308, 429 (1978)

A.Y.Abul-Magd, J.Hufner

Fragmentation of Nuclei by Relativistic Protons

NUCLEAR REACTIONS ¹⁶O(p, X), E=2 GeV; calculated σ(A, Z).

doi: 10.1016/0375-9474(78)90559-6
Citations: PlumX Metrics

1977AB03      J.Phys.(London) G3, 381 (1977)

A.Y.Abul-Magd, H.M.Khalil, M.M.Shalaby

Back-Angle Anomalies of Elastic α Particle Scattering

NUCLEAR REACTIONS ¹⁶O(α, α), E=25-32 MeV; ²⁴Mg, ²⁸Si(α, α), E=22 MeV; analyzed data, back-angle anomalies, calculated σ.

doi: 10.1088/0305-4616/3/3/013
Citations: PlumX Metrics

1977AB05      Z.Phys. A281, 57 (1977)

A.Y.Abul-Magd, H.M.Khalil, M.M.Shalaby

Single Pole Dominance in α-Elastic and Inelastic Scattering from Calcium Isotopes

NUCLEAR REACTIONS ^40,42,44,48Ca(α, α), (α, α'), E=24, 29 MeV; calculated σ(θ). ^40,42,44,48Ca levels deduced characteristics.

doi: 10.1007/BF01408613
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1975AB05      Progr.Theor.Phys. 53, 480 (1975)

A.Y.Abul-Magd, K.I.El-Abed

Energy Spectra of Heavy Ion Reaction Products

NUCLEAR REACTIONS ²³²Th(¹⁵N, X), E=145 MeV; calculated σ(E(fragment mass)).

doi: 10.1143/PTP.53.480
Citations: PlumX Metrics

1975AB14      Progr.Theor.Phys. 53, 997 (1975)

A.Y.Abul-Magd

On the Mechanism of Multinucleon Transfer Reactions between Complex Nuclei

NUCLEAR REACTIONS ²³²Th(¹⁵N, X), E=145 MeV; calculated σ.

doi: 10.1143/PTP.53.997
Citations: PlumX Metrics

1974AB01      Z.Phys. 266, 391 (1974)

A.Y.Abul-Magd

On the Regge-Pole Description of Nucleus-Nucleus Scattering

NUCLEAR REACTIONS ¹²C(¹⁶O, ¹⁶O); measured nothing, calculated σ(θ). Regge pole method.

doi: 10.1007/BF01674835
Citations: PlumX Metrics

1972AB04      Phys.Rev. C5, 599 (1972)

A.Y.Abul-Magd

Predominance of Proton Stripping over Proton Pickup in Heavy-Ion Reactions

NUCLEAR REACTIONS ²³²Th(¹⁶O, X), E=137 MeV; calculated pickup/stripping probability. Statistical theory.

doi: 10.1103/PhysRevC.5.599
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1972AB07      Phys.Lett. 39B, 166 (1972)

A.Y.Abul-Magd, K.El-Abed, M.El-Nadi

The Q-Value Dependence of the Cross Section of Heavy Ion Reactions

doi: 10.1016/0370-2693(72)90763-0
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1972AB08      Lett.Nuovo Cim. 3, 673 (1972)

A.Y.Abul-Magd, M.H.Simbel

The Mass Number Dependence of the Diffraction Model Parameters

NUCLEAR REACTIONS ²⁷Al, ⁴⁰Ca, ⁶⁴Ni, ⁹⁰Zr, ¹²⁰Sn, ²⁰⁸Pb(d, d), E=52 MeV; calculated phase shifts, diffraction model parameters.

doi: 10.1007/BF02756409
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1971AB03      Phys.Lett. 34B, 566 (1971)

A.Y.Abul-Magd, M.El-Nadi, M.H.Simbel

Determination of the Optical Potentials in Terms of Diffraction-Model Parameters

NUCLEAR REACTIONS ⁶⁴Ni, ²⁰⁸Pb(α, α), E=104 MeV; calculated σ(θ); deduced optical model potential. Diffraction model.

doi: 10.1016/0370-2693(71)90137-7
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1971AB10      Lett.Nuovo Cim. 2, 1136 (1971)

A.Y.Abul-Magd, G.Alberi

Absorption Cross-Sections of Antideuterons on Nuclei

NUCLEAR REACTIONS Li, ¹²C, ²⁷Al, Cu, Pb(d-bar, X), E approx 25 GeV/c; calculated absorption σ.

doi: 10.1007/BF02757183
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1971SI24      Nucl.Phys. A177, 322 (1971)

M.H.Simbel, A.Y.Abul-Magd

The Deuteron Optical-Model Potential

doi: 10.1016/0375-9474(71)90177-1
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1968AB19      Atomkernenergie 13, 262 (1968)

A.Y.Abul-Magd, M.El-Nadi, M.A.Sharaf

Coulomb Stripping of Deuterons on Deformed Nuclei

NUCLEAR REACTIONS ²³Na, ³¹P(d, p), E=1.4, 2.3 MeV; calculated σ(θ).