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NSR database version of April 27, 2024.

Search: Author = A.N.Behkami

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2014RA21      Nucl.Phys. A930, 57 (2014)

R.Razavi, A.N.Behkami, V.Dehghani

Pairing phase transition and thermodynamical quantities in ^{148, 149}Sm

doi: 10.1016/j.nuclphysa.2014.07.016
Citations: PlumX Metrics

2012RA28      Phys.Rev. C 86, 047303 (2012)

R.Razavi, A.N.Behkami, S.Mohammadi, M.Gholami

Ratio of neutron and proton entropy excess in ¹²¹Sn compared to ¹²²Sn

NUCLEAR STRUCTURE ^121,122Sn; calculated level density, entropy, and entropy excess ratio versus nuclear temperature. Bardeen-Cooper-Schrieffer (BCS) theory including nuclear pairing interaction based on the modified harmonic oscillator according to Nilsson potential. Even-odd systems. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.047303
Citations: PlumX Metrics

2007GH06      Phys.Rev. C 75, 044308 (2007)

M.Gholami, M.Kildir, A.N.Behkami

Microscopic study of spin cut-off factors of nuclear level densities

NUCLEAR STRUCTURE A=20-251; calculated spin cut-off parameters using the BCS theory, from the Gilbert and Cameron expression, and from rigid body calculations, compared results from microscopic calculations to their corresponding macroscopic values.

doi: 10.1103/PhysRevC.75.044308
Citations: PlumX Metrics

2002BE59      Phys.Scr. 66, 22 (2002)

A.N.Behkami, Z.Kargar

Statistical Treatment of Nuclear Level Densities

NUCLEAR STRUCTURE ⁵⁶Fe, ⁶⁰Ni; calculated single-particle level energies. ²⁴Mg, ^26,28Al, ^28,29Si, ^32,33S, ³⁸Ar, ⁴¹Ca, ⁵⁶Fe, ⁶⁰Co, ⁶⁰Ni, ⁶³Cu; calculated level densities vs excitation energy. Several models compared, comparisons with data.

doi: 10.1238/Physica.Regular.066a00022
Citations: PlumX Metrics

2002BE89      Phys.Rev. C 66, 064307 (2002)

A.N.Behkami, Z.Kargar, N.Nasrabadi

Level density parameter study using a microscopic model

NUCLEAR STRUCTURE ²⁰F, ^22,24Na, ^24,25,26Mg, ²⁸Al, ^28,29,30Si, ^33,34S, ³⁶Cl, ^40,41K, ^40,41Ca, ⁴⁶Sc, ⁵⁵Fe, ⁶⁰Co, ⁶¹Ni, ⁶⁷Zn, ^75,77Se, ⁸⁷Sr, ^95,96Mo, ¹⁰²Ru, ^106,109Pd, ^112,114Cd, ¹¹⁶In, ^122,124Sb, ¹²⁸I, ¹³⁴Cs, ^{150,152,153,155}Sm, ^152,153,154Eu, ^{153,155,156,158}Gd, ¹⁶¹Dy, ^168,169Er, ^169,172,174Yb, ^178,179Hf, ¹⁹⁰Os, ¹⁹⁶Pt, ¹⁹⁸Au, ²⁰⁰Hg, ²⁰⁷Pb, ²¹⁰Bi, ^230,231Th, ^{234,235,236,237,239}U, ²⁴⁰Pu, ²⁴⁴Am, ²⁵⁰Cf; calculated level density parameters. Microscopic model with pairing, comparison with Fermi gas model.

doi: 10.1103/PhysRevC.66.064307
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2001BE27      Phys.Rev. C63, 064607 (2001)

A.N.Behkami, Z.Kargar, P.Nazarzadeh, M.N.Nasrabadi

Microscopic Study of Fission Fragment Angular Distributions

NUCLEAR REACTIONS ¹⁷⁴Yb(¹²C, F), E=95 MeV; ²³²Th(¹⁶O, F), E=140 MeV; ²⁰⁸Pb(¹⁹F, F), E=110, 190 MeV; ²⁰⁸Pb(²⁴Mg, F), E=140, 210 MeV; calculated fission fragment angular distributions. Statistical scission model, comparisons with data.

doi: 10.1103/PhysRevC.63.064607
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1992BE14      J.Phys.(London) G18, 1023 (1992)

A.N.Behkami, Z.Kargar

Nuclear Level Densities and Spin Cut-Off Factors Deduced from Microscopic Theory for Nuclei from ²⁰F to ²⁴⁴Am

NUCLEAR STRUCTURE A=20-250; calculated level densities, spin cut-off factors. Microscopic theory, pairing interaction.

doi: 10.1088/0954-3899/18/6/004
Citations: PlumX Metrics

1989HU08      Phys.Rev. C40, 668 (1989)

J.R.Huizenga, A.N.Behkami, I.M.Govil, W.U.Schroder, J.Toke

Influence of Rotation-Induced Nuclear Deformation on α-Particle Evaporation Spectra

NUCLEAR REACTIONS ⁶³Cu(α, α), E ≈ 5-20 MeV; calculated transmission coefficient vs E, L. ²⁷Al(⁴⁰Ar, X), E=190 MeV; ⁶⁴Ni(¹⁹F, X), E=120 MeV; ²⁷Al(³²S, X), E=100-150 MeV; calculated α-spectra. Statistical model.

doi: 10.1103/PhysRevC.40.668
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1988VO04      J.Phys.(London) G14, Supplement S191 (1988)

T.von Egidy, H.H.Schmidt, A.N.Behkami

Statistical Interpretation of Low Energy Nuclear Level Schemes

NUCLEAR STRUCTURE A=50-250; analyzed data; deduced level density parameters.

doi: 10.1088/0305-4616/14/2/011
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1988VO05      Nucl.Phys. A481, 189 (1988)

T.von Egidy, H.H.Schmidt, A.N.Behkami

Nuclear Level Densities and Level Spacing Distributions: Part II

NUCLEAR STRUCTURE A=20-250; analyzed data; deduced level densities, level spacing distributions.

doi: 10.1016/0375-9474(88)90491-5
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1986AL25      Phys.Scr. 34, 489 (1986)

K.Aleklett, W.Loveland, T.T.Sugihara, A.N.Behkami, D.J.Morrissey, Li Wenxin, Wing Kot, G.T.Seaborg

Incomplete and Complete Fusion in Intermediate Energy Heavy Ion Reactions

NUCLEAR REACTIONS ¹⁵⁴Sm(¹⁶O, X)¹⁵¹Tb/¹⁵⁶Tb/¹⁵¹Gd, E=19 MeV/nucleon; ¹⁵⁴Sm(¹²C, X)¹⁴⁵Eu/¹⁴⁷Eu/¹³⁵Ce/¹³¹Ba/¹²³I/¹²¹Te/¹⁰⁵Ag, E=35, 85 MeV/nucleon; measured residual nuclei yields, σ(θ), differential range spectra; deduced isobaric yields, velocity spectra. Enriched target, activation method. Boltzmann master equation.

doi: 10.1088/0031-8949/34/6A/004
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2554.

1986VO05      Nucl.Phys. A454, 109 (1986)

T.von Egidy, A.N.Behkami, H.H.Schmidt

Nuclear Level Densities and Level Spacing Distributions from ²⁰F to ²⁴⁴Am

NUCLEAR STRUCTURE ²⁰F, ²⁴Na, ²⁸Al, ³⁶Cl, ^40,41K, ¹¹⁴Cd, ^122,124Sb, ¹³⁴Cs, ¹⁵⁵Sm, ^152,154Eu, ^155,156,158Gd, ¹⁶⁸Er, ²⁰⁰Hg, ^231,233Th, ^235,237,239U, ²⁴⁴Am; analyzed levels, neutron resonance densities; deduced level density parameters, level spacings.

doi: 10.1016/0375-9474(86)90150-8
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1980BE26      J.Phys.(London) G6, 685 (1980)

A.N.Behkami, S.I.Najafi

Statistical Analysis of the Energy Level Widths in Charged-Particle-Induced Reactions

NUCLEAR REACTIONS ²³Na(p, α), E=8-12 MeV; ²⁴Mg(n, n), E=9.5-12.5 MeV; ²⁶Mg(p, p₀), E=8.3-10.5 MeV; ²⁷Al(n, n), E=6.5-8.8 MeV; ²⁷Al(p, p), E=9.36-11.5 MeV; ²⁹Si(n, α), E=13.4-15 MeV; ³¹P(p, α), E=9-10 MeV; ³²S(n, n), E=8.7-11.2 MeV; ^35,37Cl(p, α), E ≈ 9.5-10.4 MeV; ³⁹K(p, α), E=10.5-11 MeV; ⁴⁵Sc(p, α), E=8.5-9.4 MeV; ⁵¹V(p, α), E=9-10.66 MeV; ⁵⁴Cr(p, p), E=9.3-10.11 MeV; ⁵⁵Mn(p, α), ⁵⁶Fe(p, p), E=11.5-11.9 MeV; ⁵⁹Co, ⁷⁵As, ¹⁰³Rh, ¹⁰⁷Ag(p, α), E not given; ⁸⁹Y(p, α), E ≈ 7-13 MeV; calculated level widths. ²⁴Mg, ²⁸Si, ³²S, ³⁶Ar, ⁴⁰Ca, ⁴⁶Ti, ⁵⁶Fe, ⁷²Ge, ¹⁰⁴Pd deduced level density, spin cutoff facors vs excitation energy. Compound nucleus, statistical analysis, microscopic theory, pairing interaction.

doi: 10.1088/0305-4616/6/6/007
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1978RE07      Phys.Rev.Lett. 41, 1355 (1978)

R.Regimbart, A.N.Behkami, G.J.Wozniak, R.P.Schmitt, J.S.Sventek, L.G.Moretto

γ-Ray Multiplicities from a Diffusion Model Incorporating One-Body Dissipation

NUCLEAR REACTIONS ^107,109Ag, ¹⁶⁵Ho, ¹⁹⁷Au(⁸⁶Kr, X), E=618 MeV; calculated σ(Z), total kinetic energy.

doi: 10.1103/PhysRevLett.41.1355
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1974HU07      Nucl.Phys. A223, 577 (1974)

J.R.Huizenga, A.N.Behkami, J.S.Sventek, R.W.Atcher

Comparison of Neutron Resonance Spacings with Microscopic Theory for Spherical Nuclei

COMPILATION A=20-148; A=181-209; compiled level spacings.

doi: 10.1016/0375-9474(74)90707-6
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1974HU08      Nucl.Phys. A223, 589 (1974)

J.R.Huizenga, A.N.Behkami, R.W.Atcher, J.S.Sventek, H.C.Britt, H.Freiesleben

Comparison of Neutron Resonance Spacings with Microscopic Theory for Nuclei with Static Deformation

COMPILATION A=150-248; compiled level spacings.

doi: 10.1016/0375-9474(74)90708-8
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1973BE57      Nucl.Phys. A217, 78 (1973)

A.N.Behkami, J.R.Huizenga

Comparison of Experimental Level Densities and Spin Cutoff Factors with Microscopic Theory for Nuclei Near A = 60

NUCLEAR STRUCTURE ⁵⁵Mn, ⁵⁶Fe, ⁵⁹Co, ^60,62Ni, ^63,65Cu; calculated level density, spin cutoff factor.

doi: 10.1016/0375-9474(73)90624-6
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1971YU01      Nucl.Phys. A171, 614 (1971)

G.Yuen, G.T.Rizzo, A.N.Behkami, J.R.Huizenga

Fragment Angular Distributions of the Neutron-Induced Fission of ²³⁰Th

NUCLEAR REACTIONS, Fission ²³⁰Th(n, F), En=682, 715, 730, 740(5 keV energy resolution), En=750, 1000(20 keV energy resolution); measured σ(En, θ(fragment)). ²³¹Th deduced vibrational-mode resonance state with K=1/2.

doi: 10.1016/0375-9474(71)90607-5
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10255.

1970OT02      Nucl.Phys. A144, 502 (1970)

K.Otozai, J.W.Meadows, A.N.Behkami, J.R.Huizenga

Fragment Angular Distributions from Neutron-Induced Fission of ²⁴²Pu

NUCLEAR REACTIONS, Fission ²⁴²Pu(n, F), En=500, 620, 730, 990, 1230 keV; measured σ(En, θ(fragment)). ²⁴³Pu deduced information on transition states.

doi: 10.1016/0375-9474(70)90341-6
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1968BE59      Phys.Rev. 171, 1267 (1968)

A.N.Behkami, J.H.Roberts, W.Loveland, J.R.Huizenga

Structure of the Fission Transition Nucleus U²³⁵

NUCLEAR REACTIONS ²³⁴U(n, F), E=0.20-1.184 MeV; measured σ(θ(fragment)). ²³⁵U deduced resonances, π, K. Hauser-Feshbach analysis.

doi: 10.1103/PhysRev.171.1267
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13180.

1968BE76      Nucl.Phys. A118, 65 (1968)

A.N.Behkami, J.R.Huizenga, J.H.Roberts

Angular Distributions And Cross Sections Of Fragments From Neutron-Induced Fission Of ²³²Th

NUCLEAR REACTIONS ²³²Th(n, f), E=1.2-1.6 MeV; measured products; deduced σ, σ(E). Data were imported from EXFOR entry 12289.

doi: 10.1016/0375-9474(68)90187-5
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12289.

1968HU16      Phys.Rev. 174, 1539 (1968)

J.R.Huizenga, A.N.Behkami, J.W.Meadows, Jr., E.D.Klema

Nuclear Pairing Energy of Transition Nucleus Pu²⁴⁰

NUCLEAR REACTIONS, Fission ²³⁹Pu(n, F), E=0.15-1.5 MeV; measured σ(E;θ(fragment)). ²⁴⁰Pu deduced transition state, pairing energy gap.

doi: 10.1103/PhysRev.174.1539
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