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NSR database version of April 27, 2024.

Search: Author = T.T.Ibrahim

Found 14 matches.

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2022KI09      Phys.Rev. C 105, 034327 (2022)

B.D.C.Kimene Kaya, T.T.Ibrahim, S.M.Wyngaardt

α-α correlations in nuclei above the doubly-magic ²⁰⁸Pb nucleus

NUCLEAR STRUCTURE ²¹⁶Rn; calculated levels, J, π, B(E2), B(E1), electromagnetic quadrupole moments, T_1/2. ²¹⁶Rn studied in terms of α-²¹²Po and ⁸Be-²⁰⁸Pb systems with each interacting via a cluster model local interaction, and with a three-body α-α-208Pb system within the coupled-channel formalism. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.034327
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2022YA12      Eur.Phys.J. A 58, 48 (2022)

W.A.Yahya, T.T.Ibrahim

Cluster decay half-lives using relativistic density dependent double folding model

RADIOACTIVITY ²²¹Fr, ^{221,222,223,224}Ra, ²²⁶Ra, ²²⁵Ac, ^{226,228,230,232}Th, ²³¹Pa, ²³⁰U, ^{232,233,234,235}U, ²³⁷Np, ^236,238,240Pu, ²⁴²Cm(α); calculated T_1/2, empirical preformation probability using cluster model with the microscopic double folding interaction.

NUCLEAR STRUCTURE ¹⁴C, ²³F, ^28,30Mg, ²²Ne, ^24,25,26Ne, ^18,20O, ^32,34Si, ²¹¹Bi, ^{204,205,206,207,208}Hg, ^{207,208,209,210}Pb, ²¹²Pb, ²⁰⁷Tl; calculated rms radii. Comparison with available data.

doi: 10.1140/epja/s10050-022-00701-1
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2019IB01      Phys.Rev. C 99, 064332 (2019)

T.T.Ibrahim, A.C.Merchant, S.M.Perez, B.Buck

α-cluster structure above double closed shells

NUCLEAR STRUCTURE ²⁰Ne, ⁴⁴Ti, ⁹⁴Mo, ^104,136Te; calculated levels, J, π, B(E2), mean-square separation of the α-core system, α-decay widths using local potential cluster model with a cluster-core nuclear potential parametrized as mixture of Saxon-Woods and cubed Saxon-Woods terms. Comparison with experimental data.

doi: 10.1103/PhysRevC.99.064332
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2018KA42      Phys.Rev. C 98, 044308 (2018)

B.D.C.Kimene Kaya, S.M.Wyngaardt, T.T.Ibrahim, W.A.Yahya

Comparison of double-folding effective interactions within the cluster model

NUCLEAR STRUCTURE ²¹²Po, ²¹⁸Rn, ²²²Ra, ²²⁸Th; calculated nuclear interaction and optimized parameters for ²⁰⁸Pb core, and ⁴He, ¹⁰Be, ¹⁴C and ²⁰O clusters, levels, J, π, B(E2) values, static quadrupole moments of α clusters around ²⁰⁸Pb, and mean-square charge radii using double-folding potential models within the binary cluster model. Comparison with experimental values.

RADIOACTIVITY ²¹²Po(α), ²¹⁸Rn(¹⁰Be), ²²²Ra(¹⁴C), ²²⁸Th(²⁰O); calculated T_1/2 using different potential models. Comparison with experimental values.

doi: 10.1103/PhysRevC.98.044308
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2017IB01      Nucl.Phys. A966, 73 (2017)

T.T.Ibrahim, S.M.Wyngaardt, B.D.C.Kimene Kaya

Analysis of the clustering in ²¹²Po, ²¹⁸Rn and ²³²U

NUCLEAR STRUCTURE ²¹²Po, ²¹⁸Rn, ²³²U; calculated levels, J, π, transition strengths B(E2), interaction range vs cluster mass using ²⁰⁸Pb core plus α, ¹⁰Be and ²⁴Ne exotic clusters within binary cluster model with M3Y microscopic potential. Compared to data.

doi: 10.1016/j.nuclphysa.2017.05.110
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2014IB02      J.Phys.(London) G41, 055111 (2014)

T.T.Ibrahim, S.M.Wyngaardt

Preformation factor and alpha decay half-lives of superheavy nuclei

RADIOACTIVITY ^260,262Sg, ^{264,266,268,270}Hs, ²⁷⁰Ds, ^286,288Fl, ^290,292Lv, ²⁹⁴Og(α); ^{263,265,267,271}Sg, ^{261,262,264,265,266,267,270,271,272,274}Bh, ^{263,265,269,275}Hs, ^{268,270,274,275,276,278}Mt(α);^{269,271,273,279}Ds, ^{272,274,278,279,280,282}Rg, ^277,283,285Cn, ^{278,282,283,284,285,286}Nh, ^287,289Fl, ^{287,288,289,290}Mc, ^291,293Lv, ^293,294Ts(α);^191,210Pb, ^191,192,193Bi, ^{191,193,197,210,212,213,214,217}Po, ^{200,202,209,210,211,215,216,217}At, ^{199,201,215,216,219,220}Rn, ^{201,202,203,204,206,212,220,223}Fr(α);^{207,209,211,212,217,219,220}Ra, ^{209,212,216,221,227}Ac, ^{213,216,219,223,226,227}Th, ^227,228,229Pa, ^227,234U, ^230,231Np, ^233,234Pu, ^239,240Am, ^240,241Cm, ^254,256,259No, ^254,257,259Lr(α);²⁹⁸Fl, ²⁹⁵Og, ^297,298119, ^298,299,304120, ^301,302121, ³⁰²122, ³¹⁰126(α); calculated T_1/2. Binary cluster model, comparison with available data.

doi: 10.1088/0954-3899/41/5/055111
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2012IB02      Phys.Rev. C 85, 044313 (2012)

T.T.Ibrahim, S.M.Perez, S.M.Wyngaardt, B.Buck, A.C.Merchant

Hybrid potential analysis of exotic clustering in heavy nuclei

NUCLEAR STRUCTURE ^222,224,226Ra, ^228,230Th, ^{230,232,234,236}U, ^236,238Pu, ²⁴²Cm; calculated levels, J, π, B(E2), T_1/2, exotic decay probability. Hybrid potential of a microscopic and a phenomenological core-cluster potential. Cluster model. Comparison with experimental data.

doi: 10.1103/PhysRevC.85.044313
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2011IB03      Phys.Rev. C 84, 044330 (2011)

T.T.Ibrahim, S.M.Wyngaardt

Transition and static moments of octupole-deformed heavy nuclei

NUCLEAR STRUCTURE ^222,226Ra, ²²⁶Th, ²³²U; calculated levels, J, π, Kπ=0- and 0+ bands, reduced E1, E2 transition matrix elements, ratio of electric dipole to quadrupole moments. Band-mixing calculation. Binary-cluster model. Comparison with experimental data.

doi: 10.1103/PhysRevC.84.044330
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2011PA15      Int.J.Mod.Phys. E20, 1034 (2011)

P.Papka, F.Nemulodi, R.A.Bark, N.Y.Kheswa, E.A.Lawrie, J.J.Lawrie, E.O.Lieder, R.M.Lieder, T.E.Madiba, S.M.Mullins, R.T.Newman, T.T.Ibrahim, O.Shirinda, T.D.Singo, R.Alvarez-Rodriguez, J.Gal, G.Kalinka, J.Molnar, B.M.Nyako, J.Timar, S.P.Fox

Experimental investigation of ⁶Be cluster decay

RADIOACTIVITY ⁶Be(α) [from ⁶Li(³He, t)⁶Be, E=50 MeV]; measured proton spectrum, Eα, Iα; deduced two-body decay from resonant state.

doi: 10.1142/S0218301311019210
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2011WA21      Phys.Lett. B 703, 40 (2011)

S.Y.Wang, B.Qi, L.Liu, S.Q.Zhang, H.Hua, X.Q.Li, Y.Y.Chen, L.H.Zhu, J.Meng, S.M.Wyngaardt, P.Papka, T.T.Ibrahim, R.A.Bark, P.Datta, E.A.Lawrie, J.J.Lawrie, S.N.T.Majola, P.L.Masiteng, S.M.Mullins, J.Gal, G.Kalinka, J.Molnar, B.M.Nyako, J.Timar, K.Juhasz, R.Schwengner

The first candidate for chiral nuclei in the A ∼ 80 mass region: ⁸⁰Br

NUCLEAR REACTIONS ⁷⁶Ge(¹¹B, 3nα), (⁷Li, 3n), E=54 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced new band on the top of yrast, B(M1)/B(E2), quadrupole deformation parameters, angular momentum.

doi: 10.1016/j.physletb.2011.07.055
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Data from this article have been entered in the XUNDL database. For more information, click here.

2010IB03      Phys.Rev. C 82, 034302 (2010)

T.T.Ibrahim, S.M.Perez, S.M.Wyngaardt

Hybrid potential model of the α-cluster structure of ²¹²Po

NUCLEAR STRUCTURE ²¹²Po; calculated levels, J, π, B(E2), half-lives, α-decay branching ratios from levels in ground-state band using Hybrid potential model for α+²⁰⁸Pb cluster structure. Comparison with experimental data.

NUCLEAR REACTIONS ²⁰⁸Pb(α, α), E=23.5, 40.0, 58.0 MeV; analyzed σ(θ) data.

doi: 10.1103/PhysRevC.82.034302
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2010PA11      Phys.Rev. C 81, 054308 (2010)

P.Papka, R.Alvarez-Rodriguez, F.Nemulodi, R.A.Bark, S.P.Fox, J.Gal, T.T.Ibrahim, G.Kalinka, N.Y.Kheswa, E.A.Lawrie, J.J.Lawrie, E.O.Lieder, R.M.Lieder, T.E.Madiba, J.Molnar, S.M.Mullins, R.T.Newman, B.M.Nyako, O.Shirinda, T.D.Singo, J.Timar

Decay of ⁶Be populated in the ⁶Li(³He, ³H) charge-exchange reaction

NUCLEAR REACTIONS ⁶Li(³He, t)⁶Be, E=50 MeV; measured particle spectra, (particle)(particle)-coin, angular distributions; deduced particle-particle correlations and Dalitz plots for the α-p-p breakup particles from ⁶Be. Comparison with sequential and 3-body resonance calculations.

doi: 10.1103/PhysRevC.81.054308
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Data from this article have been entered in the XUNDL database. For more information, click here.

2010WY02      J.Phys.:Conf.Ser. 205, 012013 (2010)

S.M.Wyngaardt, H.W.Groenewald, T.T.Ibrahim, J.Ndayishimye, S.M.Perez

Relativistic mean field formulation of clustering in heavy nuclei

NUCLEAR STRUCTURE ²¹²Po; calculated levels, J, π, T_1/2 using microscopic RMFT with BCM (binary cluster model) and also with M3Y and double folded RMFT. Compared with data.

doi: 10.1088/1742-6596/205/1/012013
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2009BU09      J.Phys.(London) G36, 085101 (2009)

B.Buck, A.C.Merchant, S.M.Perez, T.T.Ibrahim, S.M.Wyngaardt

Electromagnetic transition strength ratios in ²³⁸U

NUCLEAR STRUCTURE ²³⁸U; calculated B(E1), B(E2), B(E1)/B(E2). Pb-Ne cluster model, comparison with experiment.

doi: 10.1088/0954-3899/36/8/085101
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Note: The following list of authors and aliases matches the search parameter T.T.Ibrahim: T.T.IBRAHIEM, T.T.IBRAHIM