NSR Query Results

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NSR database version of April 27, 2024.

Search: Author = W.A.Yahya

Found 10 matches.

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2022AZ01      Phys.Scr. 97, 055302 (2022)

O.K.Azeez, W.A.Yahya, A.A.Saeed

Predictions of the alpha-decay half-lives of even-even superheavy nuclei using modified Gamow-like model

RADIOACTIVITY ^{246,247,248,249,250,251,252,253,254,255,256,257}Fm, ^{244,245,246,247,248,249,250,251,252,253,254,255,256,257}Md, ^{251,252,253,254,255,256,257,258,259}No, ^254,255,256Lr, ^{255,256,257,258}Rf, ^{256,257,258,259}Db, ^260,261Sg, ²⁶¹Bh, ^265,266Hs, ²⁷⁰Hs, ²⁷⁰Ds, ^286,288,290Fl, ^290,292Lv, ²⁹⁴Og, ^{290,292,294,296,298,300,302,304,306,308,310,312,314,316,318,320,322,324,326,328}120, ^{296,298,300,302,304,306,308,310,312,314,316,318,320,322,324,326,328,330,332,334}122, ^{308,310,312,314,316,318,320,322,324,326,328,330,332,334,336,338}124, ^{308,310,312,314,316,318,320,322,324,326,328,330,332,334,336,338}126(α); calculated T_1/2. Comparison with available data.

doi: 10.1088/1402-4896/ac619d
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2022SA01      Acta Phys.Pol. B53, 4 (2022)

A.A.Saeed, W.A.Yahya, O.K.Azeez

Predictions of α-decay half-lives for neutron-deficient nuclei with the aid of artifical neural network

RADIOACTIVITY ^{171,172,173,174}Hg, ^177,178,179Tl, ^178,179,180Pb, ¹⁸⁷Bi, ¹⁸⁶Po, ^188,189Po, ¹⁹¹At, ^193,194Rn, ¹⁹⁶Rn, ^197,199Fr, ^{201,202,203,204}Ra, ^{205,206,207,208,209}Ac, ²⁰⁸Th, ^210,211Th, ^212,213Pa, ^215,216Pa, ^216,218U, ²¹⁹Np, ^223,225Np, ^{228,229,230,231}Pu, ^234,236Cm, ²³⁷Cf, ²⁴⁰Cf, ²⁴²Es, ²⁴³Fm, ²⁴⁷Md, ²⁵²No, ²⁵⁴Lr, ^255,256Rf, ²⁵⁶Db, ^260,261Sg, ²⁶¹Bh, ^265,266Hs, ²⁶⁷Ds, ²⁷⁰Ds, ^286,288Fl, ²⁹⁰Lv, ^292,294Og(α); calculated T_1/2. Comparison with available data.

doi: 10.5506/aphyspolb.53.1-a4
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2022YA07      Nucl.Phys. A1018, 122360 (2022)

W.A.Yahya, I.D.Olusola, A.A.Saeed, O.K.Azeez

Half-lives of α-decay from nuclei with Z = 92 - 118 using the double folding model with relativistic NN interactions

NUCLEAR STRUCTURE Z=92-118; calculated α-decay T_1/2. Comparison with available data.

doi: 10.1016/j.nuclphysa.2021.122360
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2022YA08      Int.J.Mod.Phys. E31, 2250002 (2022)

W.A.Yahya, B.D.C.Kimene Kaya

The α-decay half-lives of heavy nuclei via the double folding model with the use of relativistic NN interactions

RADIOACTIVITY ^{180,182,184,186,188,190,192,194,196}Pb, ²¹⁰Pb, ^{188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218}Po, ^{194,196,198,200,202,204,206,208,210,212,214,216,218,220,222}Rn, ^{202,204,206,208,210,212,214,216,218,220,222,224,226}Ra, ^{210,212,214,216,218,220,222,224,226,228,230,232}Th, ^{181,183,185,187,189,191}Pb, ^{189,191,193,195,197,199,201,203,205,207,209,211,213,215,217,219}Po, ^{197,199,201,203,205,207,209,211,213,215,217,219,221}Rn, ^{203,205,207,209,211,213,215,217,219,221,223}Ra, ^{211,213,215,217,219,221,223,225,227,229}Th, ^{187,189,191,193,195}Bi, ^209,211,213Bi, ¹⁹¹At, ¹⁹⁵At, ^{199,201,203,205,207,209,211,213,215,217,219}At, ^{197,199,201,203,205,207,209,211,213,215,217,219,221,223}Fr, ^{205,207,209,211,213,215,217,219,221,223,225,227}Ac, ^190,192,194Bi, ²⁰²Bi, ^210,212,214Bi, ^{198,200,202,204,206,208,210,212,214,216,218,220}At, ^{202,204,206,208,210,212,214,216,218,220}Fr, ^{206,208,210,212,214,216,218,220,222,224,226}Ac(α); calculated T_1/2. Comparison with available data.

doi: 10.1142/S0218301322500021
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2022YA09      Pramana 96, 46 (2022)

W.A.Yahya

Theoretical study of the α-decay half-lives of 186-224Po isotopes

RADIOACTIVITY ^{186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224}Po(α); calculated T_1/2. Comparison with available data.

doi: 10.1007/s12043-022-02299-x
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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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2021YA28      Nucl.Phys. A1015, 122311 (2021)

W.A.Yahya, B.J.Falaye

Alpha decay study of Thorium isotopes using double folding model with NN interactions derived from relativistic mean field theory

RADIOACTIVITY ^{212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232}Th(α); analyzed available data; calculated T_1/2 using WKB semi-classical approximation.

doi: 10.1016/j.nuclphysa.2021.122311
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2021YA30      Acta Phys.Pol. B52, 1357 (2021)

W.A.Yahya, K.J.Oyewumi

Calculations of the Alpha Decay Half-lives of Some Polonium Isotopes Using the Double Folding Model

RADIOACTIVITY ^{186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218}Po(α); calculated T_1/2. Comparison with available data.

doi: 10.5506/APhysPolB.52.1357
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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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2018YA14      Phys.Rev. C 98, 014620 (2018)

W.A.Yahya, B.I.S.van der Ventel, B.C.Kimene Kaya, R.A.Bark

Calculation of a complete set of spin observables for proton elastic scattering from stable and unstable nuclei

NUCLEAR REACTIONS ^{40,48,54,58,60}Ca(p, p), E=200, 500, 800 MeV; ^120,132Sn(p, p), E=200, 500 MeV; calculated differential σ(θ), A_y analyzing powers, Scalar and vector optical potentials, and spin-rotation function. Relativistic impulse approximation and generalized impulse approximation formalisms for relativistic optical potentials, and relativistic mean field (RMF) theory with NL3 and FSUGold parameter sets for target densities. Comparison with experimental data.

doi: 10.1103/PhysRevC.98.014620
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