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NSR database version of May 6, 2024.

Search: Author = O.Nagib

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2021NA03      Phys.Rev. C 103, 024610 (2021)

O.Nagib, A.M.Hamed

Limitations of the Geiger-Nuttall law in heavy cluster decay

RADIOACTIVITY ^222,224,226Ra(¹⁴C); ²²⁸Th(²⁰O); ²³⁰Th, ²³²U(²⁴Ne); ²³⁰U(²²Ne); ²³⁴U, ²³⁶Pu(²⁸Mg); ²³⁸Pu(³²Si); ²⁴²Cm(³⁴Si); calculated half-lives. ²⁹⁴Og(α), (⁸Be), (¹²C), (¹⁶O), (²⁸Mg), (³²Si), (³⁸S), (⁴⁶Ar), (⁴⁸Ca), (⁵⁴Ti); calculated Q values. Universal decay law (UDL) in the framework of generalized Geiger-Nuttall law. Comparison with available experimental data. ¹H, ⁴He, ⁸Be, ¹⁴C, ¹⁶O, ²⁴Ne, ²⁸Mg, ³²Si, ³⁸S, ⁴⁶Ar, ⁴⁸Ca, ⁵⁴Ti; calculated density plots as function of parent proton and neutron numbers for clusters.

doi: 10.1103/PhysRevC.103.024610
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2020NA02      Phys.Rev. C 101, 014610 (2020)

O.Nagib

α-decay half-lives of superheavy nuclei with Z = 122-125

RADIOACTIVITY ^{295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310}122, ^{300,301,302,303,304,305,306,307,308,309,310,311}123, ^{301,302,303,304,305,306,307,308,309,310,311,312}124, ^{310,311,312,313,314,315,316,317,318,319,320}125(α), (SF); calculated half-lives for α and SF decays using Coulomb and proximity potential model with a new semiempirical formula for diffuseness parameter. Comparison with theoretical predictions from the generalized liquid-drop model (GLDM), and universal decay law (UDL).

doi: 10.1103/PhysRevC.101.014610
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2019AB07      Phys.Rev. C 100, 024601 (2019)

A.Abdul-latif, O.Nagib

Diffuseness parameter as a bottleneck for accurate half-life calculations

RADIOACTIVITY ^256,258,263Rf, ^{257,258,259,263,264}Db, ^{259,260,261,262,267,269,271,273}Sg, ^{260,261,264,266,267,270,272,274}Bh, ^{261,264,265,266,267,270,272,273,277}Hs, ^{268,274,275,276,278}Mt, ^{267,269,270,271,273,275,276,277,278,281}Ds, ^{272,274,276,278,279,280}Rg, ^{272,273,274,275,276,278,279,281,285}Cn, ^{278,280,282,283,284,285,286}Nh, ^{278,279,280,281,282,283,284,285,286,287,288,289}Fl, ^{286,287,288,289,290,291}Mc, ^{287,288,289,290,291,292,293}Lv, ^292,293,294Ts, ^{278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308}Og, ^{280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,304,305,306,307,308,309}119, ^{283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310}120, ^{286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311}121(α); calculated α-decay half-lives using proximity potential with variable effective diffuseness parameter. Comparison with available experimental values, and with several other theoretical predictions.

doi: 10.1103/PhysRevC.100.024601
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