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NSR database version of April 27, 2024.

Search: Author = M.J.Bechara

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1998HI01      Phys.Rev. C57, 76 (1998)

J.H.Hirata, S.Salem-Vasconcelos, M.J.Bechara, L.C.Gomes, O.Dietzsch

Electromagnetic Properties of the First 2₁⁺ Excited State in ^100,102,104Ru

NUCLEAR REACTIONS ^100,102,104Ru(α, α'), E=7.7-9 MeV; ^100,102,104Ru(¹⁶O, ¹⁶O'), E=35-39 MeV; measured σ(E(α)), σ(E(¹⁶O)) following Coulomb excitation; deduced excitation probabilities. ^100,102,104Ru deduced 2⁺₁ levels B(E2), quadrupole moments. Comparisons with theory, other isotopes.

doi: 10.1103/PhysRevC.57.76
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1994SA29      Phys.Rev. C50, 927 (1994)

S.Salem-Vasconcelos, E.M.Takagui, M.J.Bechara, K.Koide, O.Dietzsch, A.Bairrio Nuevo, Jr., H.Takai

Elastic and Inelastic Scattering of ¹⁶O and ¹⁸O Ions from ⁶⁴Zn at Energies Near the Coulomb Barrier

NUCLEAR REACTIONS, ICPND ⁶⁴Zn(¹⁸O, ¹⁸O), (¹⁸O, ¹⁸O'), E=49 MeV; ⁶⁴Zn(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), (¹⁸O, ¹⁸O), (¹⁸O, ¹⁸O'), E=29-46 MeV; measured σ(θ), σ(E) for some cases; deduced optical model parameters, deformation lengths. DWBA, coupled-channels calculations. Enriched targets.

doi: 10.1103/PhysRevC.50.927
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0444.

1988SA32      Phys.Rev. C38, 2439 (1988)

S.Salem-Vasconcelos, M.J.Bechara, J.H.Hirata, O.Dietzsch

Quadrupole Moment of the First 2⁺ Excited State in ⁶⁴Zn

NUCLEAR REACTIONS ⁶⁴Zn(α, α'), E=7.725-8.221 MeV; ⁶⁴Zn(¹⁶O, ¹⁶O'), E=33.885-35.377 MeV; ⁶⁴Zn(¹⁸O, ¹⁸O'), E=30.486-32.491 MeV; measured Coulomb excitation probability. ⁶⁴Zn level deduced statitic quadrupole moment, B(E2).

doi: 10.1103/PhysRevC.38.2439
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1984BE20      Phys.Rev. C29, 1672 (1984)

M.J.Bechara, O.Dietzsch, J.H.Hirata

Quadrupole Moment of the First 2⁺ Excited State in ¹³⁶Ba through the Reorientation Effect

NUCLEAR REACTIONS ¹³⁶Ba(α, α'), E=10-11 MeV; ¹³⁶Ba(¹⁶O, ¹⁶O'), E=42-44.5 MeV; measured Coulomb excitation probability, σ(Eα), σ(θ), σ((E¹⁶O)). ¹³⁶Ba deduced 2⁺ state quadrupole moment, B(E2) for 0⁺→2⁺ transition. Enriched targets.

doi: 10.1103/PhysRevC.29.1672
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1984LE19      Phys.Rev. C30, 866 (1984)

R.J.Ledoux, C.E.Ordonez, M.J.Bechara, H.A.Al-Juwair, G.Lavelle, E.R.Cosman

Selective Alpha Particle Decay of ¹²C + ¹²C Resonances to Excited ²⁰Ne Rotational Bands Observed in the ¹²C(¹²C, α)²⁰Ne Reaction

NUCLEAR REACTIONS, ICPND ¹²C(¹²C, α), E(cm)=14-20.6 MeV; measured σ(Eα), σ(θ) vs E, yield vs E. ²⁴Mg deduced resonances, J, π, Γα, reduced widths, possible isomeric resonance selective decay to ²⁰Ne rotational band.

doi: 10.1103/PhysRevC.30.866
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1983BE09      Phys.Rev. C27, 1540 (1983)

M.J.Bechara, A.J.Lazzarini, R.J.Ledoux, E.R.Cosman

¹²C(¹⁶O, α)²⁴Mg Reaction in the Energy Region E(c.m.) = 26.6 to 42.9 MeV

NUCLEAR REACTIONS ¹²C(¹⁶O, α), E=62-100 MeV; measured σ(θ), σ(Eα), σ(θ, E). ²⁴Mg deduced levels. ²⁸Si deduced intermediate resonances, Γ, nonstatistical character.

doi: 10.1103/PhysRevC.27.1540
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1983LE05      Phys.Rev. C27, 1103 (1983)

R.J.Ledoux, M.J.Bechara, C.E.Ordonez, H.A.Al-Juwair, E.R.Cosman

¹²C + ¹²C Elastic Scattering Excitation Functions and Phase Shift Analysis

NUCLEAR REACTIONS, ICPND ¹²C(¹²C, ¹²C), E(cm)=14.6-31.3 MeV; measured σ(θ) vs E; deduced reaction σ. ²⁴Mg deduced intermediate resonances, J, π. Phase shift analysis.

doi: 10.1103/PhysRevC.27.1103
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1978BE10      Phys.Rev. C17, 628 (1978)

M.J.Bechara, O.Dietzsch, M.Samuel, U.Smilansky

Reorientation Effect Measurements in ¹²²Te and ¹²⁸Te

NUCLEAR REACTIONS ^122,128Te(α, α'), E=8-10 MeV; ^122,128Te(¹⁴N, ¹⁴N'), E=32-37 MeV; ^122,128Te(¹⁶O, ¹⁶O'), E=30.5-42 MeV; ¹²²Te(¹⁸O, ¹⁸O'), E=34-35 MeV; measured σ(θ). ^122,128Te deduced quadrupole moment, B(E2).

doi: 10.1103/PhysRevC.17.628
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1975BE09      Z.Naturforsch. 30a, 356 (1975)

M.J.Bechara, O.Dietzsch

Q-Values for (d, p) and (d, t) Reactions on Even-A Tin Isotopes

NUCLEAR REACTIONS ^{112,114,116,118,120,122,124}Sn(d, p), E=12 MeV; measured σ(Ep); deduced Q. ^{112,114,116,118,120,122,124}Sn(d, t), E=17 MeV; measured σ(Et); deduced Q.

1975BE30      Phys.Rev. C12, 90 (1975)

M.J.Bechara, O.Dietzsch

States in ¹²¹Sn from the ¹²⁰Sn(d, p)¹²¹Sn Reaction at 17 MeV

NUCLEAR REACTIONS ¹²⁰Sn(d, p), E=17 MeV; measured σ(Ep, θ). ¹²¹Sn deduced level energies, L, J, π, spectroscopic strengths. Enriched targets.

doi: 10.1103/PhysRevC.12.90
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1974DE10      Phys.Lett. 49B, 113 (1974)

S.De Barros, M.J.Bechara, T.Borello-Lewin, V.Paar

Spectroscopic Factors of Negative-Parity Multiplet States in Odd Sn Isotopes

NUCLEAR STRUCTURE ^{113,115,117,119,121,123,125}Sn; calculated S.

doi: 10.1016/0370-2693(74)90485-7
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