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NSR database version of April 27, 2024.

Search: Author = K.P.Santhosh

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2024NI02      Phys.Rev. C 109, 014612 (2024)

C.Nithya, K.P.Santhosh

Examination of the decay modes of ^293-295Og

doi: 10.1103/PhysRevC.109.014612
Citations: PlumX Metrics

2024SA02      Nucl.Phys. A1041, 122787 (2024)

K.P.Santhosh, V.K.Anjali

Cluster radioactivity using modified generalized liquid model with a statistical cluster preformation probability

RADIOACTIVITY ²²¹Fr, ^{221,222,223,224}Ra, ²²⁵Ac, ²²⁶Ra, ²²⁶Th(¹⁴C), ²²⁶Th(¹⁸O), ²²⁸Th(²⁰O), ²³⁰U(²²Ne), ²³¹Pa(²³F), ^230,232Th, ²³¹Pa, ²³⁰U, ^{232,233,234,235,236}U(²⁴Ne), ^233,235U(²⁵Ne), ²³²Th, ^234,236U(²⁶Ne), ^{232,233,234,235,236}U, ^236,238Pu(²⁸Mg), ²³⁵U(²⁹Mg), ²³⁷Np, ²³⁶U, ²³⁸Pu(³⁰Mg), ²³⁸Pu(³²Si), ²⁴⁰Pu, ²⁴¹Am, ²⁴²Cm(³⁴Si); calculated T_1/2 using the modified generalized liquid drop model (MGLDM) with a new statistical cluster preformation probability of Dong et al.

doi: 10.1016/j.nuclphysa.2023.122787
Citations: PlumX Metrics

2023CH09      Phys.Rev. C 107, 024614 (2023)

M.Chandran, K.P.Santhosh

α and 2α decay of nuclei in the region 94 ≤ Z ≤ 101 using the modified generalized liquid drop model

RADIOACTIVITY ^{224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254}Pu, ^{224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254}Am, ^{234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262}Cm, ^{234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262}Bk, ^{239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264}Cf, ^{239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264}Es, ^{244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269}Fm, ^{244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269}Md(α); ^{218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258}Pu, ^{218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258}Am, ^{223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268}Cm, ^{223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268}Bk, ^{238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273}Fm, ^{238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273}Md, ^{223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268}Cf, ^{223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268}Es(2α);²²⁹Pu, ²³⁰Am, ²³²Cm, ²³⁴Bk, ²³⁶Cf, ²³⁹Es, ²⁴¹Fm, ²⁴⁵Md(⁸Be); calculated T_1/2. Calculation using modified generalized liquid drop model (MGLDM) and universal decay law. Comparison to experimental data.

doi: 10.1103/PhysRevC.107.024614
Citations: PlumX Metrics

2023GH03      Nucl.Phys. A1037, 122700 (2023)

R.Gharaei, M.Jalali Shakib, K.P.Santhosh

Description of temperature effects on proton radioactivity

RADIOACTIVITY ^108,109I, ^112,113Cs, ¹¹⁷La, ¹²¹Pr, ^130,131Eu, ¹³⁵Tb, ^140,141Ho, ^{144,145,146,147}Tm, ^150,151Lu, ^155,156,157Ta, ^159,160,161Re, ^165,166,167Ir, ^170,171Au, ^176,177Tl, ¹⁸⁵Bi(p); analyzed available data; deduced T_1/2, influence of temperature dependence of the proton-core interaction potential through the nuclear surface tension coefficient γ on the half-lives of proton decay processes.

doi: 10.1016/j.nuclphysa.2023.122700
Citations: PlumX Metrics

2023NI09      Phys.Rev. C 108, 014606 (2023)

C.Nithya, K.P.Santhosh

Theoretical studies of the decay chain of the isotopes ^{298, 299}120

RADIOACTIVITY ^298,299120, ^294,295Og, ^290,291Lv, ^286,287Fl, ^282,283Cn, ^278,279Ds, ^274,275Hs, ^270,271Sg(α); calculated Q, T_1/2. ^298,299120(SF); calculated T_1/2. Coulomb and proximity potential model for deformed nuclei (CPPMDN) used for α-decay and shell-effect-dependent formula for spontaneous fission. Showed that the isotopes ²⁹⁸120 and ²⁹⁹120 decay via the 4α chain followed by spontaneous fission. Comparison to available experimental data.

doi: 10.1103/PhysRevC.108.014606
Citations: PlumX Metrics

2023RA06      Eur.Phys.J.Plus 138, 467 (2023)

A.A.Rather, M.Ikram, I.A.Rather, M.Imran, A.A.Usmani, B.Kumar, K.P.Santhosh, S.K.Patra

Theoretical studies on structural properties and decay modes of ^284-375119 isotopes

RADIOACTIVITY ^{284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,341,342,343,344,345,346,347,348,349,350,351,352,353,354,355,356,357,358,359,360,361,362,363,364,365,366,367,368,369,370,371,372,373,374,375}119(α), (SF); calculated T_1/2, binding energy, quadrupole deformation parameter, separation energies, density profile and shape co-existence within the axially deformed relativistic mean field with NL3* parametrisation.

doi: 10.1140/epjp/s13360-023-03959-6
Citations: PlumX Metrics

2023SA51      Int.J.Mod.Phys. E32, 2350047 (2023)

K.P.Santhosh, D.T.Akrawy, T.A.Jose, Ali H.Ahmed, H.Hassanabadi, S.S.Hosseini, V.Zanganah, L.Sihver

A systematic study of α-decay half-lives for Ac, Th, Pa, U and Np isotopes with A = 205-245 using the modified generalized liquid drop model

RADIOACTIVITY ^{205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237}Ac, ^{208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239}Th, ^{211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241}Pa, ^{214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243}U, ^{219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245}Np(α); calculated T_1/2. Comparison with available data.

doi: 10.1142/S0218301323500477
Citations: PlumX Metrics

2023SA52      Eur.Phys.J. A 59, 248 (2023)

K.P.Santhosh, V.K.Anjali

Systematic studies on α decay of Po, At, Rn, Fr and Ra using modified generalized liquid drop model

RADIOACTIVITY ^{186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224}Po, ^{190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228}Ac, ^{193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229}Rn, ^{197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230}Fr, ^{201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233}Ra(α); calculated T_1/2 using the Modified Generalized Liquid Drop Model (MGLDM). Comparison with available data.

doi: 10.1140/epja/s10050-023-01164-8
Citations: PlumX Metrics

2022NI01      Nucl.Phys. A1020, 122400 (2022)

C.Nithya, K.P.Santhosh

Studies on the decay modes of superheavy nuclei with Z = 120

RADIOACTIVITY ^{294,295,297,298,301,302,303,304,308}120(α), (SF); calculated T_1/2 using the modified generalized liquid drop model (MGLDM). Comparison with available data.

doi: 10.1016/j.nuclphysa.2022.122400
Citations: PlumX Metrics

2022SA26      Phys.Rev. C 105, 054605 (2022)

K.P.Santhosh, T.A.Jose, N.K.Deepak

Probable chances of radioactive decays from superheavy nuclei ^290-304120 within a modified generalized liquid drop model with a Q-value-dependent preformation factor

RADIOACTIVITY ²⁹⁰120(α), (⁷⁴Ge), (⁷⁵Ga), (⁷⁶Ge), (⁷⁷Ge), (⁷⁸Se), (⁷⁹Se), (⁸⁰Se), (⁸¹Se), (⁸²Se), (⁸³Br), (⁸⁴Kr), (⁸⁵Kr), (⁸⁶Kr), (⁸⁷Rb), (⁸⁸Sr), (⁸⁹Sr), (⁹⁰Sr), (⁹¹Y), (⁹³Zr), (⁹⁴Zr), (⁹⁵Nb), (⁹⁶Zr), (⁹⁷Nb), (⁹⁸Mo), (⁹⁹Mo), (¹⁰⁰Mo), (¹⁰¹Tc), (¹⁰²Ru), (¹⁰⁴Ru), (¹⁰⁷Rh), (¹⁰⁸Pd), (¹¹⁰Pd), (¹¹¹Ag), (¹¹²Pd), (¹¹³Cd), (¹¹⁴Cd), (¹¹⁵Cd), (¹¹⁶Cd), (¹¹⁷In), (¹¹⁹Sn), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sb), (¹²⁴Te), (¹²⁵Te), (¹²⁶Te), (¹²⁷I), (¹²⁸Xe), (¹³⁰Xe), (¹³¹Xe), (¹³²Xe), (¹³³Cs), (¹³⁴Ba), (¹³⁵Cs), (¹³⁶Ba), (¹³⁷Ba), (¹³⁸Ba), (¹³⁹Ba), (¹⁴⁰Ba); ²⁹²120(α), (⁸Be), (⁷⁷Ge), (⁷⁸Ge), (⁷⁹As), (⁸⁰Se), (⁸¹Se), (⁸²Se), (⁸³Br), (⁸⁴Kr), (⁸⁵Kr), (⁸⁶Kr), (⁸⁷Rb), (⁸⁸Sr), (⁸⁹Sr), (⁹⁰Sr), (⁹¹Sr), (⁹³Y), (⁹⁴Zr), (⁹⁵Nb), (⁹⁶Zr), (⁹⁷Nb), (⁹⁸Mo), (⁹⁹Mo), (¹⁰⁰Mo), (¹⁰¹Mo), (¹⁰²Mo), (¹⁰³Tc), (¹⁰⁴Ru), (¹⁰⁵Ru), (¹⁰⁶Ru), (¹⁰⁷Rh), (¹⁰⁸Pd), (¹⁰⁹Rh), (¹¹⁰Pd), (¹¹¹Pd), (¹¹²Pd), (¹¹³Ag), (¹¹⁴Cd), (¹¹⁵Cd), (¹¹⁶Cd), (¹¹⁷In), (¹¹⁸Sn), (¹¹⁹Sn), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sb), (¹²⁴Sn), (¹²⁵Sb), (¹²⁶Te), (¹²⁷Te), (¹²⁸Te), (¹²⁹I), (¹³⁰Xe), (¹³¹Xe), (¹³²Xe), (¹³³Xe), (¹³⁴Xe), (¹³⁵Cs); ²⁹⁴120(α), (⁷⁷Ge), (⁷⁸Ge), (⁷⁹Ge), (⁸⁰Ge), (⁸¹As), (⁸²Se), (⁸³Br), (⁸⁴Kr), (⁸⁵Kr), (⁸⁶Kr), (⁸⁷Rb), (⁸⁸Sr), (⁸⁹Sr), (⁹⁰Sr), (⁹¹Sr), (⁹²Sr), (⁹³Y), (⁹⁴Zr), (⁹⁵Nb), (⁹⁶Zr), (⁹⁷Zr), (⁹⁸Zr), (⁹⁹Nb), (¹⁰⁰Mo), (¹⁰¹Mo), (¹⁰²Mo), (¹⁰³Tc), (¹⁰⁴Ru), (¹⁰⁵Ru), (¹⁰⁶Ru), (¹⁰⁷Ru), (¹⁰⁸Ru), (¹⁰⁹Rh), (¹¹⁰Pd), (¹¹¹Pd), (¹¹²Pd), (¹¹³Ag), (¹¹⁴Cd), (¹¹⁵Cd), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹In), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sb), (¹²⁶Te), (¹²⁷Te), (¹²⁸Te), (¹²⁹I), (¹³⁰Te), (¹³¹I), (¹³²Xe), (¹³³Xe), (¹³⁴Xe), (¹³⁵Cs), (¹³⁶Ba), (¹³⁷Ba), (¹³⁸Ba); ²⁹⁶120(α), (⁷⁸Ge), (⁷⁹Ge), (⁸⁰Ge), (⁸¹As), (⁸²Se), (⁸³Se), (⁸⁴Se), (⁸⁵Br), (⁸⁶Kr), (⁸⁷Rb), (⁸⁸Sr), (⁸⁹Sr), (⁹⁰Sr), (⁹¹Sr), (⁹²Sr), (⁹³Sr), (⁹⁴Sr), (⁹⁵Nb), (⁹⁶Zr), (⁹⁷Zr), (⁹⁸Zr), (⁹⁹Nb), (¹⁰⁰Mo), (¹⁰¹Mo), (¹⁰²Mo), (¹⁰³Mo), (¹⁰⁴Mo), (¹⁰³Tc), (¹⁰⁶Ru), (¹⁰⁷Ru), (¹⁰⁸Ru), (¹⁰⁹Rh), (¹¹⁰Pd), (¹¹¹Rh), (¹¹²Pd), (¹¹³Pd), (¹¹⁴Pd), (¹¹⁵Ag), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹In), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁷Sb), (¹²⁸Te), (¹²⁹Te), (¹³⁰Te), (¹³¹I), (¹³²Xe), (¹³³Xe), (¹³⁴Xe), (¹³⁵Xe), (¹³⁶Xe), (¹³⁷Cs), (¹³⁸Ba), (¹³⁹La); calculated Q values, T_1/2 for cluster decays modified generalized liquid drop model with a Q-value-dependent preformation factor; deduced probable heavy cluster emitted from each isotope of ^{290,292,294,296}120 with half-life comparable to α-decay T_1/2, and probable chances of heavy-cluster decay with minimum half-life.

RADIOACTIVITY ²⁹⁸120(α), (⁷⁷Ga), (⁷⁸Ge), (⁷⁹Ge), (⁸⁰Ge), (⁸¹As), (⁸²Se), (⁸³Se), (⁸⁴Se), (⁸⁵Br), (⁸⁶Kr), (⁸⁷Kr), (⁸⁸Kr), (⁸⁹Rb), (⁹⁰Sr), (⁹¹Sr), (⁹²Sr), (⁹³Sr), (⁹⁴Sr), (⁹⁵Nb), (⁹⁶Zr), (⁹⁷Zr), (⁹⁸Zr), (⁹⁹Zr), (¹⁰⁰Zr), (¹⁰¹Nb), (¹⁰²Mo), (¹⁰³Mo), (¹⁰⁴Mo), (¹⁰⁵Tc), (¹⁰⁶Ru), (¹⁰⁷Ru), (¹⁰⁸Ru), (¹⁰⁹Ru), (¹¹⁰Ru), (¹¹¹Rh), (¹¹²Pd), (¹¹³Pd), (¹¹⁴Pd), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁸Te), (¹²⁹Sb), (¹³⁰Te), (¹³¹Te), (¹³²Te), (¹³⁴Xe), (¹³⁵Xe), (¹³⁶Xe), (¹³⁷Cs), (¹³⁸Ba), (¹⁴⁰Ba), (¹⁴¹La); ³⁰⁰120(α), (⁸⁰Ge), (⁸¹As), (⁸²Se), (⁸³As), (⁸⁴Se), (⁸⁵Se), (⁸⁶Kr), (⁸⁷Kr), (⁸⁸Kr), (⁸⁹Kr), (⁹⁰Kr), (⁹¹Rb), (⁹²Sr), (⁹³Sr), (⁹⁴Sr), (⁹⁵Rb), (⁹⁶Zr), (⁹⁷Zr), (⁹⁸Zr), (⁹⁹Zr), (¹⁰⁰Zr), (¹⁰¹Nb), (¹⁰²Mo), (¹⁰³Mo), (¹⁰⁴Mo), (¹⁰⁵Mo), (¹⁰⁶Mo), (¹⁰⁷Tc), (¹⁰⁸Ru), (¹⁰⁹Ru), (¹¹⁰Ru), (¹¹¹Rh), (¹¹²Pd), (¹¹³Pd), (¹¹⁴Pd), (¹¹⁵Pd), (¹¹⁶Pd), (¹¹⁷Ag), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹In), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁷Sn), (¹²⁸Sn), (¹²⁹Sb), (¹³⁰Te), (¹³¹Te), (¹³²Te), (¹³³I), (¹³⁵I), (¹³⁶Cs), (¹³⁷Cs), (¹³⁸Ba), (¹³⁹Ba), (¹⁴⁰Ba), (¹⁴¹Ba); ³⁰²120(α), (⁸⁰Ge), (⁸²Ge), (⁸³As), (⁸⁴Se), (⁸⁵Se), (⁸⁶Se), (⁸⁷Kr), (⁸⁸Kr), (⁸⁹Kr), (⁹⁰Kr), (⁹¹Rb), (⁹²Sr), (⁹³Sr), (⁹⁴Sr), (⁹⁵Rb), (⁹⁶Sr), (⁹⁷Zr), (⁹⁸Zr), (⁹⁹Zr), (¹⁰⁰Zr), (¹⁰¹Zr), (¹⁰²Zr), (¹⁰³Nb), (¹⁰⁴Mo), (¹⁰⁵Mo), (¹⁰⁶Mo), (¹⁰⁷Tc), (¹⁰⁸Ru), (¹⁰⁹Ru), (¹¹⁰Ru), (¹¹¹Ru), (¹¹²Ru), (¹¹³Rh), (¹¹⁴Pd), (¹¹⁵Pd), (¹¹⁶Pd), (¹¹⁷Ag), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹Cd), (¹²²Cd), (¹²³In), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁷Sn), (¹²⁸Sn), (¹²⁹Sb), (¹³⁰Te), (¹³¹Sb), (¹³²Te), (¹³³Te), (¹³⁴Xe), (¹³⁵I), (¹³⁶I), (¹³⁷Xe), (¹³⁸Xe), (¹³⁹Cs), (¹⁴⁰Ba), (¹⁴¹Ba), (¹⁴²Ba), (¹⁴³La); ³⁰⁴120(α), (⁸⁰Ge), (⁸²Ge), (⁸³As), (⁸⁴Se), (⁸⁵Se), (⁸⁶Se), (⁸⁷Br), (⁸⁸Kr), (⁸⁹Kr), (⁹⁰Kr), (⁹¹Kr), (⁹²Sr), (⁹³Sr), (⁹⁴Sr), (⁹⁵Rb), (⁹⁶Sr), (⁹⁷Y), (⁹⁸Zr), (⁹⁹Zr), (¹⁰⁰Zr), (¹⁰¹Zr), (¹⁰²Zr), (¹⁰³Nb), (¹⁰⁴Nb), (¹⁰⁵Mo), (¹⁰⁶Mo), (¹⁰⁷Mo), (¹⁰⁸Ru), (¹⁰⁹Ru), (¹¹⁰Ru), (¹¹¹Ru), (¹¹²Ru), (¹¹³Rh), (¹¹⁴Pd), (¹¹⁵Pd), (¹¹⁶Pd), (¹¹⁷Pd), (¹¹⁸Pd), (¹¹⁹Ag), (¹²⁰Cd), (¹²¹Cd), (¹²²Cd), (¹²³In), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁷Sn), (¹²⁸Sn), (¹²⁹Sn), (¹³⁰Sn), (¹³¹Sb), (¹³²Sn), (¹³³Te), (¹³⁴I), (¹³⁵I), (¹³⁶I), (¹³⁷Xe), (¹³⁸Xe), (¹³⁹Cs), (¹⁴⁰Ba), (¹⁴¹Ba), (¹⁴²Ba), (¹⁴³Ba); calculated Q values, T_1/2 for cluster decays modified generalized liquid drop model with a Q-value-dependent preformation factor; deduced probable heavy cluster emitted from each isotope of ^{298,300,302,304}120 with half-life comparable to α-decay T_1/2, and probable chances of heavy-cluster decay with minimum half-life. ^{290,292,294,296,298,300,302,304}120(2α), (⁸Be); calculated Q values and T_1/2 for cluster decays. ^{290,292,294,296,298,300,302,304}120(α), (SF); ^{286,288,290,292,294,296,298,300}Og(α), (SF); ^{282,284,286,288,290,292,294,296}Lv(α), (SF); ^{278,280,282,284,286,288,290,292}Fl(α), (SF); ^{274,276,278,280,282,284,286,288}Cn(α), (SF); ^270,272Ds(α), (SF); ^268,270Hs(α), (SF); calculated T_1/2 and compared to available experimental values.

doi: 10.1103/PhysRevC.105.054605
Citations: PlumX Metrics

2022SA41      Phys.Rev. C 106, 054604 (2022)

K.P.Santhosh

Two-proton radioactivity within a Coulomb and proximity potential model for deformed nuclei

RADIOACTIVITY ⁶Be, ¹⁰N, ¹²O, ¹⁴F, ¹⁶Ne, ¹⁹Mg, ²²Si, ²⁴P, ^28,29Cl, ³⁰Ar, ³²K, ³⁴Ca, ^35,37Sc, ^38,39Ti, ^39,40V, ^41,42Cr, ⁴⁷Co, ^43,44Mn, ⁴⁵Fe, ^48,49Ni, ⁵²Cu, ^54,55Zn, ^56,57,58Ga, ^58,59Ge, ^60,61,62As, ^63,64Se, ^65,66Br, ^67,68Kr, ⁸¹Mo, ⁸⁵Ru, ¹⁰⁸Xe(2p); calculated T_1/2. Coulomb and proximity potential model for deformed nuclei (CPPMDN) incorporating ground-statedeformation and orientation effect. Comparison to available experimental results and prediction of other theoretical models.

doi: 10.1103/PhysRevC.106.054604
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2021SA26      Phys.Rev. C 103, 064612 (2021)

K.P.Santhosh, T.A.Jose, N.K.Deepak

Radioactive decay of ^288-296Og via heavy cluster emission within a modified generalized liquid drop model with a Q-value-dependent preformation factor

RADIOACTIVITY ²⁸⁸Og(α), (¹⁰⁹Rh), (¹¹¹Pd), (¹¹²Pd), (¹¹³Ag), (¹¹⁴Cd), (¹¹⁵Cd), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹In), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹³¹I), (¹³⁸Ba); ²⁸⁹Og(α), (¹¹⁰Pd), (¹¹¹Pd), (¹¹³Pd), (¹¹⁴Cd), (¹¹⁵Cd), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Sn), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sn), (¹³⁸Ba); ²⁹⁰Og(α), (¹¹⁰Pd), (¹¹²Pd), (¹¹⁴Pd), (¹¹⁵Ag), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹In), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹³¹I), (¹³⁸Ba); ²⁹¹Og(α), (⁸⁶Kr), (¹¹²Pd), (¹¹³Pd), (¹¹⁴Pd), (¹¹⁵Ag), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Sn), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁷Te), (¹³⁸Ba); ²⁹²Og(α), (⁸⁶Kr), (¹¹²Pd), (¹¹⁴Pd), (¹¹⁶Pd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹In), (¹²²Sn), (¹²³Sn), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁹Te), (¹³¹I), (¹³⁶Xe), (¹³⁸Ba); ²⁹³Og(α), (⁸⁶Kr), (⁸⁷Kr), (¹¹²Pd), (¹¹³Pd), (¹¹⁴Pd), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹Sn), (¹²²Sn), (¹²³Sn), (¹²⁵Sn), (¹²⁷Sn), (¹³⁶Xe); ²⁹⁴Og(α), (⁸⁶Kr), (⁸⁸Kr), (¹¹⁴Pd), (¹¹⁶Cd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹In), (¹²²Sn), (¹²³Sn), (¹²⁵Sn), (¹²⁷Sn), (¹³⁶Xe), (¹³⁸Ba); ²⁹⁵Og(α), (⁸⁷Kr), (⁸⁸Kr), (¹¹⁴Pd), (¹¹⁵Pd), (¹¹⁶Pd), (¹¹⁷Cd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹Cd), (¹²²Sn), (¹²³Sn), (¹³⁵Xe); ²⁹⁶Og(α), (⁸⁸Kr), (¹¹⁶Pd), (¹¹⁸Cd), (¹¹⁹Cd), (¹²⁰Cd), (¹²¹Cd), (¹²²Cd), (¹²³In), (¹²⁴Sn), (¹²⁵Sn), (¹²⁶Sn), (¹²⁷Sn), (¹²⁹Sb), (¹³¹Te), (¹³⁶Xe), (¹³⁹Ba), (¹⁴⁰Ba), (¹⁴¹Ba), (¹⁴²Ba); calculated Q values, T_1/2 for clusters and α decays, branching ratios, comparable half-lives for some of the cluster and α decays in Table II, comparison of alpha decay half-life from parent nuclei calculated with present model with various theoretical models and with available experimental data for ²⁹⁴Og α decay. ^{288,289,290,291,292,294}Og(¹³⁸Ba); ^292,293,296Og(¹³⁶Ba); ²⁹⁵Og(¹³⁵Xe); ^{292,293,294,296}Og(¹³⁶Xe); deduced as most probable heavy cluster decays with least half-life among all splitting. Modified generalized liquid drop model with the Q value dependent preformation factor.

doi: 10.1103/PhysRevC.103.064612
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2021SA34      Phys.Rev. C 104, 024617 (2021)

K.P.Santhosh, C.Nithya, T.A.Jose

Decay modes of superheavy nuclei using a modified generalized liquid drop model and a mass-inertia-dependent approach for spontaneous fission

RADIOACTIVITY ^{253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268}Rf, ^{258,259,260,261,262,263,264,265,266,267,268,269,270,271,272}Sg, ^{263,264,265,266,267,268,269,270,271,272,273,274,275,276,277}Hs, ^{267,268,269,270,271,272,273,274,275,276,277,278,279,280,281}Ds, ^{276,277,278,279,280,281,282,283,284,285}Cn, ^{284,285,286,287,288,289}Fl, ^{289,290,291,292,293}Lv, ^293,294,295Og(α), (SF); ^{255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270}Db, ^{260,261,262,263,264,265,266,267,268,269,270,271,272,273,274}Bh, ^{265,266,267,268,269,270,271,272,273,274,275,276,277,278,279}Mt, ^{272,273,274,275,276,277,278,279,280,281,282,283}Rg, ^{278,279,280,281,282,283,284,285,286,287}Nh, ^{287,288,289,290,291}Mc, ^{291,292,293,294}Ts(α), (SF); calculated α decay and SF decay T_1/2 of superheavy nuclei using modified generalized liquid drop model (MGLDM) with the proximity 77 parametrization for α decay, and a mass-inertia-dependent approach for spontaneous fission. Comparison with available experimental T_1/2.

doi: 10.1103/PhysRevC.104.024617
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2021SA52      Phys.Rev. C 104, 064604 (2021)

K.P.Santhosh, T.Jose

Theoretical investigation on double-α decay from radioactive nuclei

RADIOACTIVITY ^219,220Ac, ^220,221Th, ²²²Pa(2α), (⁸Be); calculated Q(2α), T_1/2. ^{144,145,146,148}Nd, ^147,148,149, ^150,152Sm, ^151,153Eu, ^{152,154,155,156}Gd, ^156,158,160Dy, ^{162,164,166,167,168}Er, ¹⁶⁹Tm, ^{168,170,171,172,173,174,176}Yb, ^175,176Lu, ^{174,176,177,178,179,180}Hf, ^180,181Ta, ^{180,182,183,184,186}W, ^185,187Re, ^{184,186,187,188,189,190,192}Os, ^191,193Ir, ^{190,192,194,195,196}Pt, ¹⁹⁷Au, ^{196,198,199,200,201,202}Hg, ²⁰³Tl, ^{204,206,207,208}Pb, ²⁰⁹Bi, ²³²Th, ²³¹Pa, ^234,235,238U(2α); calculated Q(2α), T_1/2 for nuclides in the naturally occuring isotopic composition of elements, with and without deformation effects. ²¹⁵At, ^{194,210,211,215,216,217,218}Rn, ^{209,210,211,215,216,217,218,219}Fr, ^{209,210,211,216,217,218,219,220}Ra, ^{209,210,211,217,218,219,220,221}Ac, ^{211,218,219,220,221,222}Th, ^{218,219,220,221,222,223}Pa, ^{219,220,221,222,223,224}U, ^{220,221,222,223,224,225,226}Np; calculated Q(2α), T_1/2. ^{191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226}At, ^{193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228}Rn, ^{197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232}Fr, ^{208,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239}Th, ^{212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241}Pa, ^{201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235}Ra, ^{205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237}Ac, ^{215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243}U, ^{219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245}Np(2α); ^{191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226}At(⁸Be); calculated Q(2α), T_1/2 with and without the deformation effects. ^200,203Os, ^208,212Hg, ^206,208Tl, ^{204,206,208,210}Pb, ^208,209Bi, ^212,216Po, ^216,220Ra, ²⁶⁶Hs, ^280,286,288Cn; calculated shell correction energies and compared with theoretical values from three other methods in literature. Calculations used modified generalized liquid drop model (MGLDM), and Coulomb and proximity potential model (CPPM) with different preformation factors for double α decay. Comparison with available values reported in 2021Tr07: Nucl. Phys. Atom. Energy 22, p.121 (2021).

doi: 10.1103/PhysRevC.104.064604
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2021SA53      Phys.Rev. C 104, 064613 (2021)

K.P.Santhosh

Theoretical studies on two-proton radioactivity

RADIOACTIVITY ⁶Be, ¹²O, ¹⁶Ne, ¹⁹Mg, ⁴⁵Fe, ⁴⁸Ni, ⁵⁴Zn, ⁶⁷Kr(2p); calculated T_1/2 using Coulomb and proximity potential model for deformed nuclei (CPPMDN) with and without deformation effects, and compared with experimental values, and various other theoretical calculations: generalized liquid drop model (GLDM), effective liquid drop model (ELDM), Gamow-like model (GLM), screened electrostatic barrier (SEB), two-potential approach with Skyrme Hartree Fock (SHF), unified fission model (UFM), new Geiger-Nuttall law (GNL), and four-parameter empirical formula (EF). ¹⁶Ne, ¹⁹Mg, ²²Si, ²⁶S, ³⁰Ar, ³⁴Ca, ^38,39Ti, ⁴²Cr, ⁴⁹Ni, ⁵⁵Zn, ^58,59,60Ge, ⁶⁴Se(2p); calculated T_1/2 with and without deformation effects, and compared with various other theoretical calculations as stated above.

doi: 10.1103/PhysRevC.104.064613
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2020SA16      Phys.Rev. C 101, 044613 (2020)

K.P.Santhosh, A.Cyriac

Quaternary fission in ^244-254Cf isotopes with two α particles as middle fragments

RADIOACTIVITY ^{244,246,248,250,252,254}Cf(SF); calculated driving potential as function of fragment mass number, fragment yields for different combinations of A₁ and A₂ and two α particles, Q-values in two α-accompanied quaternary fission using the interacting barrier as the sum of Coulomb and nuclear proximity potential, with fragments in collinear configuration, and accounting for deformation and orientation of fragments; deduced highest yields when one fragment is ¹³⁰Sb for ²⁴⁴Cf, ¹³²Sb for ²⁴⁸Cf, ¹³⁴Sb for ²⁵⁴Cf, ¹³⁴I for ²⁴⁶Cf, ¹³²In for ²⁵⁰Cf, and ¹³²Te for ²⁵²Cf.

doi: 10.1103/PhysRevC.101.044613
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2020SA23      Phys.Rev. C 101, 064610 (2020)

K.P.Santhosh, D..Akrawy, H.Hassanabadi, Al.H.Ahmed, T.A.Jose

α-decay half-lives of lead isotopes within a modified generalized liquid drop model

RADIOACTIVITY ^{178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220}Pb(α); calculated half-lives using modified generalized liquid drop model (MGLDM) with Akrawy, Royer, AKRE, and modified RenB formulas, and experimental Q(α) values. Comparison with available experimental half-lives, and with predicted half-lives in Coulomb and proximity potential model.

doi: 10.1103/PhysRevC.101.064610
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2020SA25      Eur.Phys.J.Plus 135, 512 (2020)

K.P.Santhosh, J.G.Joseph

¹⁰Be-accompanied ternary fission of Cf isotopes: a level density formulation

RADIOACTIVITY ²⁵²Cf(SF); calculated fission yields. ¹⁰Be; Comparison with experimental data.

doi: 10.1140/epjp/s13360-020-00522-5
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2019AK02      Nucl.Phys. A983, 310 (2019)

D.T.Akrawy, H.Hassanabadi, Y.Qian, K.P.Santhosh

Influence of nuclear isospin and angular momentum on α-decay half-lives

RADIOACTIVITY ^{246,252,248,254,250,256,255,253}Fm, ^252,256No, ^255,257Lr, ^258,256,263Rf, ^{257,259,263,256}Db, ^{260,262,259,271,261,269}Sg, ^{267,264,272,266,274,270}Bh, ^{264,266,270,273,265,267}Hs, ^{275,274,276,268,278}Mt, ^{270,271,281,267,273,277}Ds, ^{279,272,280,278}Rg, ²⁸¹Cn, ^{283,285,284,278,282}Nh, ^286,288Fl, ²⁹⁰Mc, ^290,292Lv, ^293,294Ts, ²⁹⁴Og(α); analyzed available data; calculated T_1/2; deduced influence of isospin and angular momentum on α-decay half-lives. Comparison with available data.

doi: 10.1016/j.nuclphysa.2018.10.091
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2019AK07      Phys.Rev. C 100, 034608 (2019)

D.T.Akrawy, K.P.Santhosh, H.Hassanabadi

α-decay half-lives of some superheavy nuclei within a modified generalized liquid drop model

RADIOACTIVITY ^{246,248,250,252,253,254,255,256}Fm, ^252,256No, ^255,257Lr, ^256,258,263Rf, ^{256,257,259,263}Db, ^{259,260,261,262,269,271}Sg, ^{264,266,267,270,272,274}Bh, ^{264,265,266,267,270,273}Hs, ^{268,274,275,276,278}Mt, ^{267,270,271,273,277,281}Ds, ^{272,278,279,280}Rg, ²⁸¹Cn, ^{278,282,283,284,285}Nh, ^286,288Fl, ²⁹⁰Mc, ^290,292Lv, ^293,294Ts, ²⁹⁴Og(α); calculated half-lives for α decay using modified generalized liquid drop model (MGLDM). Comparison with other theoretical models, and with available experimental values.

doi: 10.1103/PhysRevC.100.034608
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2019AK13      Int.J.Mod.Phys. E28, 1950075 (2019)

D.T.Akrawy, H.Hassanabadi, S.S.Hosseini, K.P.Santhosh

Systematic study of alpha decay half-lives using new universal decay law

RADIOACTIVITY ²⁷¹Sg, ²⁷²Bh, ²⁷⁵Hs, ^275,276Mt, ²⁷⁹Ds, ^279,280Rg, ^283,285Cn, ^283,284Nh, ^{286,287,288,289}Fl, ^287,288Mc, ^{290,291,292,293}Lv, ²⁹⁴Ts, ²⁹⁴Og(α); calculated T_1/2. Comparison with available data.

doi: 10.1142/s0218301319500757
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2019SA01      Pramana 92, 6 (2019)

K.P.Santhosh, I.Sukumaran

Decay of Z = 82 - 102 heavy nuclei via emission of one-proton and two-proton halo nuclei

RADIOACTIVITY ¹⁷⁹Rn(⁸B), ¹⁷⁹Rn(¹²N), ^{169,170,171,172,173,174,175,176,177,178,179,180,181}Po, ^{179,180,181,182,183,184,185}Rn, ^{184,185,186,187,188,189,190}Ra, ^{190,191,192,193,194,195,196}Th, ^{195,196,197,198,199,200,201,202}U, ^{200,201,202,203,204,205,206,207}Pu, ^{206,207,208,209,210,211,212}Cm, ^{211,212,213,214,215,216,217,218,219}Cf, ^{217,218,219,220,221,222,223}Fm, ^{222,223,224,225,226,227,228,229,230,231,232,233,234,235}No(¹³N), ^174,175,176Po, ^179,180,181Rn, ^184,185Ra, ^190,191Th, ²¹⁷Fm, ²²²No(¹⁷F), ^174,175,176Po, ^179,180,181Rn, ^184,185,186Ra, ¹⁹⁰Th, ¹⁹⁵U(¹⁸Ne); calculated Q-values, penetrability, decay constant, T_1/2 for emitted halo nuclei.

doi: 10.1007/s12043-018-1672-4
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2019SA33      Phys.Rev. C 99, 064604 (2019)

K.P.Santhosh, T.A.Jose

Half-lives of cluster radioactivity using the modified generalized liquid drop model with a new preformation factor

RADIOACTIVITY ²²⁰Ra, ²²⁵Np(¹²C); ²²¹Fr, ^{221,222,223,224,226}Ra, ²²⁵Ac, ^225,227Np, ^{224,226,228,229}Th, ²³⁰U(¹⁴C); ^221,222,223Ra, ^224,226Th(¹⁵N); ²²⁰Ra, ²²⁴Th, ^225,227Np(¹⁶O); ²²⁵Ac(¹⁷N); ²²⁷Np(¹⁷O); ^222,223Ra, ²²⁵Ac, ²²⁶Th, ^227,229Np(¹⁸O); ^224,226Ra, ²³⁰U, ²²⁸Th, ²³¹Np(²⁰O); ²²⁹Th(²¹O); ²³⁰U(²¹F); ²³¹Pa(²²O); ²³⁰U, ^231,233Np(²²Ne); ²²⁹Th, ²³¹Pa, ²³²U(²³F); ^{224,226,228,229,230,232}Th, ²³¹Pa, ^{230,232,233,234,235}U, ²³³Np, ^234,236Pu(²⁴Ne); ²³²Pa, ^233,234Np(²⁵Ne); ²³²Th, ^234,236U(²⁶Ne); ^231,232Pa, ^233,234U, ^234,236Pu(²⁷Na); ^231,232Pa, ^{230,232,233,234,235,236}U, ^234,235,236Np, ^234,236,238Pu, ^237,238Am, ²³⁸Cm(²⁸Mg); ²³⁵U, ^235,236Np, ²³⁷Pu, ^237,238Am(²⁹Mg); ^234,236Pu(²⁹Al); ^236,237Np, ²³⁶U, ²³⁸Pu, ²³⁹Am, ²⁴⁰Cm(³⁰Mg); ²³⁷Pu(³⁰Al); ²³⁸Pu(³¹Al); ^230,232U, ²³⁷Np, ^234,236,237Pu, ^237,238,239Am, ^{238,239,240,241,242}Cm, ²⁴²Cf(³²Si); ^{238,239,240,241}Am, ²⁴²Cf(³³Si); ²⁴⁰Pu, ^239,240,241Am, ^{240,242,243,244}Cm, ^242,244Cf(³⁴Si); ²⁴²Cf(³⁶S); ²⁴⁶Cf(³⁸S); ²⁴⁹Cf(⁴²S); ^249,251Cf(⁴⁶Ar); ²⁴⁹Cf(⁴⁸Ca), (⁵⁰Ca); calculated cluster decay half-lives using modified generalized liquid drop model. Comparison with available experimental values, and with other theoretical model predictions.

doi: 10.1103/PhysRevC.99.064604
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2019SA47      C.R.Physique 20, 569 (2019)

K.P.Santhosh, A.Cyriac

Studies on the cold binary fragmentation of even-even ^230-250U isotopes

NUCLEAR REACTIONS ^{230,232,234,236,238,240,242,244,246,248,250}U(n, F), E cold; framework of the Coulomb and proximity potential model (CPPM).

doi: 10.1016/j.crhy.2018.11.009
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2019SA53      Nucl.Phys. A992, 121626 (2019)

K.P.Santhosh, T.A.Jose

Alpha and cluster decay using Modified Generalized Liquid Drop Model with iso-spin dependent pre-formation factor

doi: 10.1016/j.nuclphysa.2019.121626
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2018AK03      Nucl.Phys. A971, 130 (2018)

D.T.Akrawy, H.Hassanabadi, S.S.Hosseini, K.P.Santhosh

Systematic study of α-decay half-lives using Royer and related formula

RADIOACTIVITY N=50-180(α); calculated T_1/2 for 356 isotopes (separately odd-odd, even-even, odd-even and even-odd nuclei) using different semiempirical formulae; deduced formulae parameters, Royer formula having the highest predictive power using comparison with the data.

doi: 10.1016/j.nuclphysa.2018.01.018
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2018AK04      Nucl.Phys. A975, 19 (2018)

D.T.Akrawy, H.Hassanabadi, S.S.Hosseini, K.P.Santhosh

Nuclear isospin effect on α-decay half-lives Original research article

RADIOACTIVITY Z=52-118(α); calculated T_1/2 using analytical formulas of Royer and Denisov-Khudenko formula; deduced new parameters for both formulas using fit of data for 356 isotopes. Calculated T_1/2 compared to data.

doi: 10.1016/j.nuclphysa.2018.04.001
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2018SA08      Pramana 90, 35 (2018)

K.P.Santhosh, C.Nithya

Theoretical studies on the α-decay half-lives of hyper and normal isotopes of Po

RADIOACTIVITY ^{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 hypernuclei Q-value, T_1/2. Comparison with available data.

doi: 10.1007/s12043-018-1528-y
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2018SA12      At.Data Nucl.Data Tables 121-122, 216 (2018)

K.P.Santhosh, C.Nithya

Predictions on the modes of decay of odd Z superheavy isotopes within the range 105 ≤ Z ≤ 135

NUCLEAR STRUCTURE Z=105-135; calculated decay modes of 1051 odd Z superheavy nuclei, α-decay T_1/2 using the Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with available data.

doi: 10.1016/j.adt.2017.12.001
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2018SA15      Phys.Rev. C 97, 044615 (2018)

K.P.Santhosh, C.Nithya

α-decay chains of superheavy nuclei with Z=125

RADIOACTIVITY ^{310,311,312,313,314,315,316,317,318,319,320,323}125, ^{306,307,308,309,310,311,312,313,314,315,316,319}123, ^{302,303,304,305,306,307,308,309,310,311,312,315}121, ^{298,299,300,301,302,303,304,305,306,307,308,311}119, ^{294,295,296,297,298,299,300,301,302,303,304,307}Ts, ^{290,291,292,293,294,295,296,297,298,299,300,303}Mc, ^{286,287,288,289,290,291,292,293,294,295,296,299}Nh, ^{282,283,284,285,286,287,288,289,290,291,292,295}Rg, ^{278,279,280,281,282,283,284,285,286,287,288,291}Mt, ^{274,275,276,277,278,279,280,281,282,283,284,287}Bh(α), (SF); calculated Q(α) value using four different mass models, T_1/2(α) using Coulomb and proximity potential model for deformed nuclei (CPPMDN) with six different theoretical formalisms, and T_1/2(SF) using shell-effect-dependent formula. From a comparison of α-decay half-lives with spontaneous fission half-lives deduced that ^310,311125 decay by six α chains, ^{312,313,314,315,316,317,318}125 decay by five α chains, ^319,320125 by two α chains, and ³²³125 by one α chain, and that ^{321,322,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339}125 decay by SF mode. ^{303,304,305,306,307,308,309}125; calculated S(p) and S(2p), possible decay by proton emission.

doi: 10.1103/PhysRevC.97.044615
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2018SA24      Pramana 91, 5 (2018)

K.P.Santhosh, S.Krishnan, J.G.Joseph

All possible tripartitions of ²³⁶U isotope in collinear configuration

RADIOACTIVITY ²³⁶U(SF); calculated ternary fission yields using unified ternary fission model.

doi: 10.1007/s12043-018-1578-1
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2018SA25      Phys.Rev. C 97, 064616 (2018)

K.P.Santhosh, C.Nithya

Systematic studies of α and heavy-cluster emissions from superheavy nuclei

RADIOACTIVITY ²⁹⁴Og, ^293,294Ts, ^{290,291,292,293}Lv, ^{287,288,289,290}Mc, ^{285,287,288,289}Fl, ^{282,283,284,285,286}Nh, ^{281,282,283,285}Cn, ^278,279,280Rg, ²⁷⁷Ds, ^{274,275,276,278}Mt, ^273,275Hs, ^{270,271,272,274}Bh(α); ²⁵²Fm(⁴⁸Ca); ²⁷⁸Hs(⁷²Ni); ²⁸²Ds(⁷⁴Ni); ²⁸²Cn(⁷⁴Zn); ²⁸⁴Cn(⁷⁶Zn); ²⁸⁴Fl(⁷⁸Ge); ^286,288Fl(⁸⁰Ge); ^290,294Fl(⁸²Ge); ²⁹²Lv(⁸⁴Se); ²⁹⁴Og(⁸⁶Kr); ³⁰⁰120(⁹²Sr), (⁹⁴Sr); ²⁶⁵Rf(⁵⁵Ti); ²⁶⁷Rf(⁶¹Cr); ²⁶⁹Sg(⁶⁴Fe); ²⁷¹Sg(⁶⁵Fe); ²⁷³Hs(⁶⁸Ni); ²⁷⁵Hs(⁷⁰Ni); ²⁷⁷Hs, ²⁷⁹Ds(⁷¹Ni); ²⁸¹Ds(⁷²Ni); ²⁸¹Cn(⁷⁴Zn); ²⁸³Cn(⁷⁶Zn); ²⁸⁵Cn(⁷⁷Zn); ²⁸⁷Fl(⁸⁰Ge); ²⁸⁹Fl(⁸¹Ge); ²⁹¹Lv(⁸⁴Se); ²⁹³Lv(⁸⁵Se); ²⁹⁵Og(⁸⁷Kr); ²⁹⁹120(⁹¹Sr); ³⁰¹120(⁹³Sr); ²⁵³Es(⁴⁶Ar); ²⁸⁷Nh(⁷⁹Ga); ²⁹⁷119(⁸⁹Rb); ²⁹⁹119(⁹¹Rb); ²⁷⁸Bh(⁷³Ni); ²⁸²Mt(⁷¹Co); ²⁸⁶Rg(⁷⁸Cu); ²⁹⁰Nh(⁸¹Ga); ³⁰⁰119(⁹²Rb); ²⁵⁸Fm(α), (⁵⁰Ar); ²⁶⁰Fm(α), (⁵²Ar); ²⁶²Rf(α), (⁵⁴Ti); ²⁶⁶Sg(α), (⁵⁸Cr); ²⁶⁸Sg(α), (⁶⁰Cr); ²⁷⁰Hs(α), (⁶²Fe); ²⁷²Hs(α), (⁶⁴Fe); ²⁷⁴Hs(α), (⁶⁶Fe); ²⁷⁴Ds(α), (⁶⁶Ni); ²⁷⁶Ds(α), (⁶⁸Ni); ²⁷⁸Ds(α), (⁷⁰Ni); ²⁸⁰Ds(α), (⁷²Ni); ²⁸²Ds(α), (⁷⁴Ni); ²⁸⁴Ds(α), (⁷⁶Ni); ²⁸⁶Ds(α), (⁷⁸Ni); ²⁸²Cn(α), (⁷⁴Zn); ²⁸⁴Cn(α), (⁷⁶Zn); ²⁸⁶Cn(α), (⁷⁸Zn); ²⁸⁸Cn(α), (⁸⁰Zn); ²⁹⁰Cn(α), (⁸²Zn); ²⁸⁶Fl(α), (⁷⁸Ge); ²⁸⁸Fl(α), (⁸⁰Ge); ²⁹⁰Fl(α), (⁸²Ge); ²⁹²Fl(α), (⁸⁴Ge); ²⁹⁴Fl(α), (⁸⁶Ge); ²⁹⁶Fl(α), (⁸⁸Ge); ²⁹⁰Lv(α), (⁸²Se); ²⁹²Lv(α), (⁸⁴Se); ²⁹⁴Lv(α), (⁸⁶Se); ²⁹⁶Lv(α), (⁸⁸Se); ²⁹⁸Lv(α), (⁹⁰Se); ²⁹⁴Og(α), (⁸⁶Kr); ²⁹⁶Og(α), (⁸⁸Kr); ²⁹⁸Og(α), (⁹⁰Kr); ³⁰⁰Og(α), (⁹²Kr); ³⁰²Og(α), (⁹⁴Kr); ³⁰⁴Og(α), (⁹⁶Kr); ³⁰⁶Og(α), (⁹⁸Kr); ³⁰⁸Og(α), (¹⁰⁰Kr); ²⁹⁶120(α), (⁸⁸Sr); ²⁹⁸120(α), (⁹⁰Sr); ³⁰⁰120(α), (⁹²Sr); ³⁰²120(α), (⁹⁴Sr); ³⁰⁴120(α), (⁹⁶Sr); ³⁰⁶120(α), (⁹⁸Sr); ³⁰⁸120(α), (¹⁰⁰Sr); ³¹⁰120(α), (¹⁰²Sr); ³¹²120(α), (¹⁰⁴Sr); ²⁶¹Rf(α), (⁵³Ti); ²⁶⁷Sg(α), (⁵⁹Cr); ²⁷⁹Ds(α), (⁷¹Ni); ²⁸¹Ds(α), (⁷³Ni); ²⁸³Ds(α), (⁷⁵Ni); ²⁸⁵Ds(α), (⁷⁷Ni); ²⁸⁵Cn(α), (⁷⁷Zn); ²⁸⁷Cn(α), (⁷⁹Zn); ²⁸⁹Cn(α), (⁸¹Zn); ²⁹¹Fl(α), (⁸³Ge); ²⁹⁵Fl(α), (⁸⁷Ge); ²⁹³Lv(α), (⁸⁵Se); ²⁹⁵Lv(α), (⁸⁷Se); ²⁹⁷Lv(α), (⁸⁹Se); ²⁹⁵Og(α), (⁸⁷Kr); ²⁹⁷Og(α), (⁸⁹Kr); ²⁹⁹Og(α), (⁹¹Kr); ²⁹⁷120(α), (⁸⁹Sr); ³⁰¹120(α), (⁹³Sr); ³⁰³120(α), (⁹⁵Sr); ³¹³120(α), (¹⁰⁵Sr); ²⁸²Rg(α), (⁷⁴Cu); ²⁸⁴Rg(α), (⁷⁶Cu); ²⁸⁶Rg(α), (⁷⁸Cu); ²⁸⁸Rg(α), (⁸⁰Cu); ²⁸⁶Nh(α), (⁷⁸Ga); ²⁸⁸Nh(α), (⁸⁰Ga); ²⁹⁰Nh(α), (⁸²Ga); ²⁸⁸Mc(α), (⁸⁰As); ²⁹²Mc(α), (⁸⁴As); ²⁹⁴Mc(α), (⁸⁶As); ²⁹⁶Mc(α), (⁸⁸As); ²⁹⁴Ts(α), (⁸⁶Br); ²⁹⁶Ts(α), (⁸⁸Br); ²⁹⁸Ts(α), (⁹⁰Br); ³⁰⁰Ts(α), (⁹²Br); ²⁹⁸119(α), (⁹⁰Rb); ³⁰⁰119(α), (⁹²Rb); ³⁰²119(α), (⁹⁴Rb); ³⁰⁴119(α), (⁹⁶Rb); ³⁰⁶119(α), (⁹⁸Rb); ³⁰⁸119(α), (¹⁰⁰Rb); ³¹⁰119(α), (¹⁰²Rb); ²⁷¹Mt(α), (⁶³Co); ²⁷³Mt(α), (⁶⁵Co); ²⁷⁹Mt(α), (⁷¹Co); ²⁸¹Mt(α), (⁷³Co); ²⁸³Mt(α), (⁷⁵Co); ²⁸¹Rg(α), (⁷³Cu); ²⁸³Rg(α), (⁷⁵Cu); ²⁸⁵Rg(α), (⁷⁷Cu); ²⁸⁷Rg(α), (⁷⁹Cu); ²⁸³Nh(α), (⁷⁵Ga); ²⁸⁵Nh(α), (⁷⁷Ga); ²⁸⁷Nh(α), (⁷⁹Ga); ²⁸⁹Nh(α), (⁸¹Ga); ²⁹¹Nh(α), (⁸³Ga); ²⁸⁷Mc(α), (⁷⁹As); ²⁸⁹Mc(α), (⁸¹As); ²⁹¹Mc(α), (⁸³As); ²⁹³Mc(α), (⁸⁵As); ²⁹⁵Mc(α), (⁸⁷As); ²⁹⁷Mc(α), (⁸⁹As); ²⁹³Ts(α), (⁸⁵Br); ²⁹⁵Ts(α), (⁸⁷Br); ²⁹⁷Ts(α), (⁸⁹Br); ²⁹⁹Ts(α), (⁹¹Br); ³⁰¹Ts(α), (⁹³Br); ²⁹⁷119(α), (⁸⁹Rb); ²⁹⁹119(α), (⁹¹Rb); ³⁰¹119(α), (⁹³Rb); ³⁰³119(α), (⁹⁵Rb); ³⁰⁵119(α), (⁹⁷Rb); ³⁰⁷119(α), (⁹⁹Rb); ³⁰⁹119(α), (¹⁰¹Rb); calculated Q values, T_1/2, and branching ratio relative to α-decay for cluster decays. Comparison with available experimental values, and with predictions of analytical super-asymmetric fission (ASAF) model calculations, when possible. Relevance to decays of superheavy nuclei (SHN).

doi: 10.1103/PhysRevC.97.064616
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2018SA31      Eur.Phys.J. A 54, 80 (2018)

K.P.Santhosh, V.Safoora

Theoretical studies on the synthesis of SHE ^290-302Og (Z=118) using ⁴⁸Ca, ⁴⁵Sc, ⁵⁰Ti, ⁵¹V, ⁵⁴Cr, ⁵⁵Mn, ⁵⁸Fe, ⁵⁹Co and ⁶⁴Ni induced reactions

NUCLEAR REACTIONS ²³¹Pa(⁵⁹Co, xn), ^{232,233,234,235,236,238}U(⁵⁸Fe, xn), ^235,236,237Np(⁵⁵Mn, xn), ^{238,239,240,241,242,244}Pu(⁵⁴Cr, xn), ^241,243Am(⁵¹V, xn), ^{242,243,244,245,246,247,248,250}Cm(⁵⁰Ti, xn), ^247,249Bk(⁴⁵Sc, xn), ^{249,250,251,252,253,254}Cf(⁴⁸Ca, xn), E^*≈27-47 MeV; calculated Og capture, fusion, maximal ER value σ using PMPC (Phenomenological Model for Production Cross section); compared with data of Moller and of Warsaw groups; deduced mass and shell corrections.

doi: 10.1140/epja/i2018-12512-8
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2018SA32      Eur.Phys.J. A 54, 102 (2018)

K.P.Santhosh, I.Sukumaran

Predictions of proton emissions from the isotopes of nuclei with Z = 100-136 using the Coulomb and proximity potential model for deformed nuclei

NUCLEAR STRUCTURE Z=100-136; calculated proton radioactivity T_1/2 vs mass excess using CPPM (Coulomb and Proximity Potential Model) and using CPPMDN (Coulomb and Proximity Potential Model for Deformed Nuclei); deduced T_1/2 vs Q-value. Compared with Geiger-Nutall law and with simple formulas also yielding Geiger-Nutall-like dependences.

doi: 10.1140/epja/i2018-12536-0
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2018SA41      Phys.Rev. C 98, 024625 (2018)

K.P.Santhosh, C.Nithya, H.Hassanabadi, D.T.Akrawy

α-decay half-lives of superheavy nuclei from a modified generalized liquid-drop model

RADIOACTIVITY ^{257,268,269,271}Sg, ^{262,263,270,271,272,274}Bh, ^{261,262,273,275}Hs, ^{266,267,275,276,278}Mt, ^{265,266,277,279,281}Ds, ^{272,274,278,279,280,281,282}Rg, ^{271,279,281,283,285}Cn, ^{279,281,282,283,284,285,286}Nh, ^{283,284,285,286,287,288,289}Fl, ^{286,292,287,288,289,290}Mc, ^{287,288,290,291,292,293}Lv, ^{290,292,293,294}Ts, ^291,292,294Og(α); ^296,297119, ^295,300120, ^304,306121, ^301,306122, ^310,312123, ^307,312124, ^316,318125, ^313,320126, ^320,322127, ^319,320128, ^326,327129, ^324,325130, ^334,336131, ^331,332132, ^329,330133, ^333,334134(α); calculated half-lives using the generalized liquid-drop model (GLDM) with 1977 nuclear proximity potential proposed by Blocki et al. Comparison with available experimental values, and with half-lives using GLDM model of Royer et al.

doi: 10.1103/PhysRevC.98.024625
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2017SA01      Can.J.Phys. 95, 31 (2017)

K.P.Santhosh, I.Sukumaran

Studies on heavy particle radioactivity from superheavy nuclei leading to doubly magic ³⁰⁴120 daughter nuclei

RADIOACTIVITY ²⁷¹Sg, ^270,272Bh, ²⁷⁵Hs, ^274,275,276Mt, ²⁷⁹Ds, ^278,279,280Rg, ^283,285Cn, ^282,283,284Nh, ^{286,287,288,289}Fl, ^287,288Mc, ^{290,291,292,293}Lv, ²⁹⁴Og(α); calculated T_1/2. Coulomb and proximity potential model, comparison with experimental data.

doi: 10.1139/cjp-2016-0465
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2017SA06      Int.J.Mod.Phys. E26, 1750003 (2017)

K.P.Santhosh, I.Sukumaran

Decay of heavy particles from Z=125 superheavy nuclei in the region A=295-325 using different versions of proximity potential

RADIOACTIVITY ^{295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325}125(α), (⁸Be), (³⁰Mg), (³²Si); calculated T_1/2. Comparison with available data.

doi: 10.1142/S0218301317500033
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2017SA29      Phys.Rev. C 95, 054621 (2017)

K.P.Santhosh, C.Nithya

α-decay chains of the superheavy nuclei ^255-350Rg

NUCLEAR STRUCTURE ^{255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,273}Rg; calculated S(p), S(2p); deduced negative S(p), thus decay through proton emission.

RADIOACTIVITY ^{272,274,275,276,277,278,279,280,281,282}Rg, ^{268,270,271,272,273,274,275,276,277,278}Mt, ^{264,266,267,268,269,270,271,272,273,274}Bh, ^{260,262,263,264,265,266,267,268,269,270}Db, ^{256,258,260,261,262,263,264,265,266}Lr, ^{252,254,255,256,257,258,259,260,261,262}Md, ^{248,250,251,252,253,254,255,256,257,258}Es, ^{244,246,247,248,249,250,251,252,253,254}Bk, ^{240,242,243,244,245,246,247,248,249,250}Am(α), (SF); calculated half-lives for α and SF decays using Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with other theoretical and empirical calculations, and with available experimental data. A=283-345, Z=111; decay by SF mode. A=346-350, Z=111; stable against α decay.

doi: 10.1103/PhysRevC.95.054621
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2017SA30      Can.J.Phys. 95, 573 (2017)

K.P.Santhosh, S.Krishnan

Isotopic yield in the cold ternary fission of even-even ^250-260Cf isotopes with ¹⁴C as light charged particle

RADIOACTIVITY ^{250,252,254,256,258,260}Cf(SF); calculated ternary fission yields, fragment distributions using the unified ternary fission model (UTFM). ¹⁴C; Comparison with available data.

doi: 10.1139/cjp-2016-0619
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2017SA34      Phys.Rev. C 95, 064607 (2017)

K.P.Santhosh, P.V.Subha

Decay of the excited compound system ⁵⁶Ni^* formed through various channels using deformed Coulomb and deformed nuclear proximity potentials

NUCLEAR REACTIONS ³²S(²⁴Mg, X)⁵⁶Fe*, ³⁶Ar(²⁰Ne, X)⁵⁶Fe*, ⁴⁰Ca(¹⁶O, X)⁵⁶Fe*, ²⁸Si(²⁸Si, X)⁵⁶Fe*, E(cm)=40-70 MeV; calculated total σ(E), production σ(E) for intermediate mass fragments (IMFs) and for light particles (LPs). Wong formula and the Glas and Mosel formula for cross section with deformed Coulomb and deformed nuclear proximity potentials. Comparison with available experimental data.

doi: 10.1103/PhysRevC.95.064607
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2017SA35      Phys.Rev. C 95, 064611 (2017)

K.P.Santhosh, V.Safoora

Predictions of probable projectile-target combinations for the synthesis of superheavy isotopes of Ts

NUCLEAR REACTIONS ²⁹⁰Fl(⁷Li, X), ²⁸⁷Nh(¹⁰Be, X), ²⁸³Rg(¹⁴C, X), ²⁸¹Rg(¹⁶C, X), ²⁷⁹Mt(²⁰O, X), ²⁷⁵Mt(²²O, X), ²⁷¹Bh(²⁶Ne, X), ²⁶⁷Db(³⁰Mg, X), ²⁶³Lr(³⁴Si, X), ²⁶¹Lr(³⁶Si, X), ²⁵⁷Md(⁴⁰S, X), ²⁵⁵Md(⁴²S, X), ²⁵⁴Fm(⁴³Cl, X), ²⁵³Es(⁴⁴Ar, X), ²⁵¹Es(⁴⁶Ar, X), ²⁴⁹Bk(⁴⁸Ca, X), ²⁴⁷Bk(⁵⁰Ca, X), ²⁴⁵Bk(⁵²Ca, X), ²⁴⁴Cm(⁵³Sc, X), ²⁴³Am(⁵⁴Ti, X), ²⁴¹Am(⁵⁶Ti, X), ²³⁹Np(⁵⁸Cr, X), ²³⁷Np(⁶⁰Cr, X), ²³⁴U(⁶³Mn, X), ²³³Pa(⁶⁴Fe, X), ²³¹Pa(⁶⁶Fe, X), ²³⁰Th(⁶⁷Co, X), ²²⁹Ac(⁶⁸Ni, X), ²²⁷Ac(⁷⁰Ni, X), ²²⁵Ac(⁷²Ni, X), ²²⁴Ra(⁷³Cu, X), ²²³Fr(⁷⁴Zn, X), ²²²Ra(⁷⁵Cu, X), ²²¹Fr(⁷⁶Zn, X), ²²⁰Rn(⁷⁷Ga, X), ²¹⁹Fr(⁷⁸Zn, X), ²¹⁸Rn(⁷⁹Ga, X), ²¹⁷At(⁸⁰Ge, X), ²¹⁵At(⁸²Ge, X), ²¹⁴Po(⁸³As, X), ²¹³Bi(⁸⁴Se, X), ²¹¹Bi(⁸⁶Se, X), ²¹⁰Pb(⁸⁷Br, X), ²⁰⁹Pb(⁸⁸Br, X), ²⁰⁸Pb(⁸⁹Br, X), ²⁰⁷Tl(⁹⁰Kr, X), ²⁰⁶Hg(⁹¹Rb, X), ²⁰⁵Tl(⁹²Kr, X), ²⁰⁴Hg(⁹³Rb, X), ²⁰³Au(⁹⁴Sr, X), ²⁰¹Au(⁹⁶Sr, X), ²⁰⁰Pt(⁹⁷Y, X), ¹⁶⁹Ho(¹²⁸Sn, X), ¹⁶⁷Ho(¹³⁰Sn, X), ¹⁶⁶Dy(¹³¹Sb, X), ¹⁶⁵Tb(¹³²Te, X), ¹⁶⁴Dy(¹³³Sb, X), ¹⁶³Tb(¹³⁴Te, X), ¹⁶²Gd(¹³⁵I, X), ¹⁶¹Eu(¹³⁶Xe, X)²⁹⁷Ts*, E*=10, 30-40 MeV; calculated cold reaction valley plot of superheavy nucleus ²⁹⁷Ts, barrier heights, barrier radii, quasifission barriers, scattering potentials, evaporation residue cross sections for 1n-, 2n-, 3n-, 4n- and 5n-channels. ²⁴³Bk(⁴⁸Ca, X)²⁹¹Ts*, ²⁴⁴Bk(⁴⁸Ca, X)²⁹²Ts*, ²⁴⁵Bk(⁴⁸Ca, X)²⁹³Ts*, ²⁴⁶Bk(⁴⁸Ca, X)²⁹⁴Ts*, ²⁴⁷Bk(⁴⁸Ca, X)²⁹⁵Ts*, ²⁴⁸Bk(⁴⁸Ca, X)²⁹⁶Ts*, ²⁴⁹Bk(⁴⁸Ca, X)²⁹⁷Ts*, ²⁵⁰Bk(⁴⁸Ca, X)²⁹⁸Ts*, ²⁵¹Bk(⁴⁸Ca, X)²⁹⁹Ts*, E*<50 MeV; calculated fission barriers, S(n), maximum value of the evaporation residue cross sections for 3n-, 4n- and 5n-channels. Calculations used Coulomb and proximity potential as the interaction barrier. Comparison with available experimental data.

doi: 10.1103/PhysRevC.95.064611
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2017SA39      Eur.Phys.J. A 53, 136 (2017)

K.P.Santhosh, I.Sukumaran

Studies on cluster decay from trans-lead nuclei using different versions of nuclear potentials

NUCLEAR STRUCTURE ^{216,217,218,219,220,221,222,223,224,225,226}Fr, ^{216,217,218,219,220,221,222,223,224,225,226,227,228,229}Ra, ^{206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229}Ac, ^{217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233}Th, ^{227,228,229,230,231,232,233,234}Pa, ^{220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238}U, ^{232,233,234,235,236,237,238,239}Np, ^{228,229,230,231,232,233,234,235,236,237,238,239,240,241,242}Pu, ^{231,232,233,234,235,236,237,238,239,240,241,242,243,244}Am, ^{233,234,235,236,237,238,239,240,241,242,243,244,245}Cm; calculated ¹⁴C, ¹⁵N, ^18,20,22O, ²³F, ^22,24,25,26Ne, ^28,29,30Mg, ^32,34Si cluster radioactivity T_1/2 using 12 different potentials; deduced universal curve for T_1/2 vs cluster penetrability for given cluster emission. T_1/2 compared with data (available only for very few parent nuclei).

doi: 10.1140/epja/i2017-12309-3
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2017SA53      Phys.Rev. C 96, 034610 (2017)

K.P.Santhosh, V.Safoora

Synthesis of ^292-303119 superheavy elements using Ca- and Ti-induced reactions

NUCLEAR REACTIONS ^{252,253,254,255}Es(⁴²Ca, 3n), (⁴²Ca, 4n), (⁴²Ca, 5n), (⁴⁴Ca, 3n), (⁴⁴Ca, 4n), (⁴⁴Ca, 5n), (⁴⁶Ca, 3n), (⁴⁶Ca, 4n), (⁴⁶Ca, 5n), (⁴⁸Ca, 3n), (⁴⁸Ca, 4n), (⁴⁸Ca, 5n)²⁹⁴119*/²⁹⁵119*/²⁹⁶119*/²⁹⁷119*/²⁹⁸119*/²⁹⁹119*/³⁰⁰119*/³⁰¹119*/³⁰²119*/³⁰³119*, E*=29.64-48.63 MeV; ^{246,247,248,249}Bk(⁴⁶Ti, 3n), (⁴⁶Ti, 4n), (⁴⁶Ti, 5n), (⁴⁷Ti, 3n), (⁴⁷Ti, 4n), (⁴⁷Ti, 5n), (⁴⁸Ti, 3n), (⁴⁸Ti, 4n), (⁴⁸Ti, 5n), (⁴⁹Ti, 3n), (⁴⁹Ti, 4n), (⁴⁹Ti, 5n), (⁵⁰Ti, 3n), (⁵⁰Ti, 4n), (⁵⁰Ti, 5n)²⁹²119*/²⁹³119*/²⁹⁴119*/²⁹⁵119*/²⁹⁶119*/²⁹⁷119*/²⁹⁸119*/²⁹⁹119*, E*=31.49-46.27 MeV; calculated maximum value of cross sections for evaporation residues (ERs) for Z=119 isotopes using Coulomb and proximity potentials, and compared to other theoretical calculations. ²⁴²Pu(⁴⁸Ca, 3n), (⁴⁸Ca, 4n), (⁴⁸Ca, 5n)²⁹⁰Fl*, E*=40.2, 50 MeV; ²⁴⁴Pu(⁴⁸Ca, 3n), (⁴⁸Ca, 4n)²⁹²Fl*, E*=40.5, 42, 44 MeV; ²⁴³Am(⁴⁸Ca, 3n), (⁴⁸Ca, 4n)²⁹¹Mc*, E*=35, 38.9, 39, 44 MeV; ²⁴⁸Cm(⁴⁸Ca, 3n), (⁴⁸Ca, 4n)²⁹⁶Lv*, E*=32.6, 35, 40.9 MeV; ²⁴⁹Bk(⁴⁸Ca, 4n)²⁹⁷Ts*, E*=39, 43, 46 MeV; ²⁴⁹Cf(⁴⁸Ca, 3n)²⁹⁷Og*, E*=34 MeV; calculated σ for capture, fusion, and ERs. Comparison with experimental data.

doi: 10.1103/PhysRevC.96.034610
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2017SA54      Phys.Rev. C 96, 034619 (2017)

K.P.Santhosh, I.Sukumaran

Description of proton radioactivity using the Coulomb and proximity potential model for deformed nuclei

RADIOACTIVITY ⁵⁸Ge, ⁸⁹Rh, ¹⁰⁵Sb, ^108,109I, ^112,113Cs, ¹¹⁷La, ¹²¹Pr, ^130,131Eu, ¹³⁵Tb, ^140,141,141mHo, ^{144,145,146,146m,147,147m}Tm, ^{150,150m,151,151m}Lu, ^{155,156,156m,157,159}Ta, ^{159,159m,160,161,161m}Re, ^{164,165m,166,166m,167,167m,168,169}Ir, ^{170,170m,171,171m,173}Au, ^{176,177,177m,179,180}Tl, ^184,185m,186Bi, ¹⁹³At(p); calculated half-lives, and compared with other theoretical models (CPPM, Gamow and Hatsukawa), and with available experimental data. Geiger-Nuttall plots for different cases of proton radioactivity using theoretical half-lives and evaluated Q values. Coulomb and proximity potential model for deformed nuclei (CPPMDN).

doi: 10.1103/PhysRevC.96.034619
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2017SA57      Eur.Phys.J. A 53, 189 (2017)

K.P.Santhosh, C.Nithya

Decay properties of ^256-339Ds superheavy nuclei

RADIOACTIVITY ^{256,257,258,259,260,262,262}Ds(α), (p), (SF); calculated p-decay T_1/2 using 5 different models (CPPMDN (Coulomb and Proximity Potential Model for Deformed Nuclei), CPPM (Coulomb and Proximity Potential), Gamow-like approach, Hatsukawa semi-empirical relation, Ni approach), α-decay T_1/2 using 6 different models, spontaneous fission T_1/2. Compared with available data.

doi: 10.1140/epja/i2017-12379-1
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2017SA63      Phys.Rev. C 96, 044613 (2017)

K.P.Santhosh, C.Nithya

α-decay chains of superheavy ^265-279Mt isotopes

RADIOACTIVITY ^{266,268,270,274,275,276,277,278}Mt, ^{262,264,266,270,271,272,274}Bh, ^{258,260,262,266,267,268,270}Db, ^256,258Lr, ²⁵⁴Md(α), (SF); ^{265,266,267,268,269,270,271,272,273,274,275,276,277,278}Mt, ^{261,262,263,264,265,266,267,268,269,270,271,272,273,274}Bh, ^{257,258,259,260,261,262,263,264,265,266,267,268,269,270}Db, ^{253,254,255,256,257,258,259,260,261,262,263,264,265,266}Lr, ^{249,250,251,252,253,254,255,256,257,258,259,260,261,262}Md, ^{245,246,247,248,249,250,251,252,253,254,255,256,257,258}Es, ^{241,242,243,244,245,246,247,248,249,250,251,252,253,254}Bk, ^{237,238,239,240,241,242,243,244,245,246,247,248,249,250}Am, ^{233,234,235,236,237,238,239,240,241,242,243,244,245,246}Np, ^{229,230,231,232,233,234,235,236,237,238,239,240,241,242}Pa, ^{225,226,227,228,229,230,231,232,233,234,235,236,237,238}Ac(α), (SF); calculated half-lives for α and SF decays using Coulomb and proximity potential model for deformed nuclei (CPPMDN) for α decays and shell-effect-dependent formula for SF half-lives. Comparison with available experimental values, and with several other theoretical calculations.

doi: 10.1103/PhysRevC.96.044613
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2017SA65      At.Data Nucl.Data Tables 119, 33 (2017)

K.P.Santhosh, C.Nithya

Predictions on the modes of decay of even Z superheavy isotopes within the range 104 ≤ Z ≤ 136

NUCLEAR STRUCTURE Z=104-136; calculated decay modes and T_1/2, Q-values. Comparison with available data.

doi: 10.1016/j.adt.2017.03.003
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2017SA67      J.Phys.(London) G44, 125105 (2017)

K.P.Santhosh, V.Safoora

⁴⁸Ca induced reactions for the synthesis of isotopes ^284-292Fl

NUCLEAR REACTIONS ^{236,237,238,239,240,241,242,243,244}Pu(⁴⁸Ca, X)²⁸⁴Fl/²⁸⁵Fl/²⁸⁶Fl/²⁸⁷Fl/²⁸⁸Fl/²⁸⁹Fl/²⁹⁰Fl/²⁹¹Fl/²⁹²Fl, E(cm)=205-225 MeV; calculated σ. Comparison with experimental data.

doi: 10.1088/1361-6471/aa9097
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2017SA72      Eur.Phys.J. A 53, 229 (2017)

K.P.Santhosh, V.Safoora

Studies on the synthesis of isotopes of superheavy element Lv (Z = 116)

doi: 10.1140/epja/i2017-12417-0
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2017SA76      Eur.Phys.J. A 53, 246 (2017)

K.P.Santhosh, I.Sukumaran

Alpha decay studies on Po isotopes using different versions of nuclear potentials

RADIOACTIVITY ^{186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,211,212,213,214}Po(α); calculated T_1/2 using 18 different potentials, T_1/2 vs daughter nucleus neutron number. Compared with available data and some other calculations.

doi: 10.1140/epja/i2017-12446-7
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2016SA14      Nucl.Phys. A949, 8 (2016)

K.P.Santhosh, A.Cyriac, S.Krishnan

Isotopic yield in cold binary fission of even-even ^244-258Cf isotopes

RADIOACTIVITY ^{244,246,248,250,252,254,256,258}Cf(SF); calculated isotopic yields; deduced change of yield pattern with increasing mass of the mother nucleus. Calculations for ²⁵²Cf compared with data taken from γγγ-coin using Gammasphere.

doi: 10.1016/j.nuclphysa.2016.02.036
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2016SA15      Pramana 86, 819 (2016)

K.P.Santhosh, P.V.Subha, B.Priyanka

Cluster decay of ^112-122Ba isotopes from ground state and as an excited compound system

RADIOACTIVITY ^{112,114,116,118,120,122}Ba(α), (⁸Be), (¹²C), (¹⁶O), (²⁰Ne), (²⁴Mg), (²⁸Si), (³²S), (³⁶Ar), (⁴⁰Ca); calculated Q-values, penetrability parameters, T_1/2. Comparison with available data.

doi: 10.1007/s12043-015-1084-7
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2016SA17      Eur.Phys.J. A 52, 108 (2016)

K.P.Santhosh, S.Krishnan

Deformation effects in the alpha accompanied cold ternary fission of even-even ^244-260Cf isotopes

NUCLEAR STRUCTURE ^{244,246,248,250,252,254,256,258,260}Cf(SF); calculated α accompanied cold ternary fission mass distributions, spectroscopic factors with and without quadrupole deformation, kinetic energy of emitted α-particle. Compared with available data.

doi: 10.1140/epja/i2016-16108-0
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2016SA18      Nucl.Phys. A951, 116 (2016)

K.P.Santhosh, A.Augustine, C.Nithya, B.Priyanka

Predictions on the alpha decay half lives of superheavy nuclei with Z = 113 in the range 255 ≤ A ≤ 314

NUCLEAR STRUCTURE Z=113; calculated α-decay T_1/2 for 255≤A≤314 using CPPMDN (Coulomb and Proximity Potential Model for Deformed Nuclei) and also compared with more simple calculations (CPPM, VSS, Univ and Royer) and also with published results for spontaneous fission; deduced fission mode for individual isotopes of Z=113. Calculated also 4α and 6α decay chains. Compared to available data.

doi: 10.1016/j.nuclphysa.2016.03.041
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2016SA28      Eur.Phys.J. A 52, 125 (2016)

K.P.Santhosh, P.V.Subha, B.Priyanka

Decay of the excited compound system ⁴⁸Cr^* formed through ²⁴Mg + ²⁴Mg, ³⁶Ar + ¹²C and ²⁰Ne + ²⁸Si reactions

NUCLEAR REACTIONS ¹²C(³⁶Ar, x), E(cm)=25, 30, 35, 40, 47, 55, 60, 65, 70 MeV;²⁴Mg(²⁴Mg, x), E(cm)=26.31, 28.57, 30.3, 32.26, 35.71, 40, 44.4, 50, 55, 66.6, 70 MeV;²⁸Si(²⁰Ne, x), E(cm)=35, 40, 50, 55, 60, 65, 70 MeV; calculated total σ, IMF (InterMediate Fragment) σ, light fragment σ, for decays of the same composite system ⁴⁸Cr^*. Compared with available data.

doi: 10.1140/epja/i2016-16125-y
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2016SA32      Nucl.Phys. A955, 156 (2016)

K.P.Santhosh, B.Priyanka, C.Nithya

Feasibility of observing the α decay chains from isotopes of SHN with Z = 128, Z = 126, Z = 124 and Z = 122

RADIOACTIVITY ^{298,299,300,301,302,303,304,305,306,307,309,310,311,312,313,314,315,316,317,318}122, ^{305,306,307,308,313,314,315,316,317,318,319,320,321,322,323}124, ^{317,318,319,320,323,324,325,326,327,328,329,330,331}126, ^{321,322,323,324,328,329,330,331,332,333}128(SF), (α); calculated T_1/2 of superheavy nuclei α-decay and fission (and also for their daughters Hs, Ds, Cn, Fe, Lv, Z=118) using CPPM (Coulomb and Proximity Potential Model), CPPMDN (CPPM for Deformed Nuclei) and VSS, UNIV and Royer formulae.

doi: 10.1016/j.nuclphysa.2016.06.010
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2016SA35      Phys.Rev. C 94, 024623 (2016)

K.P.Santhosh, V.Safoora

Systematic study of probable projectile-target combinations for the synthesis of the superheavy nucleus ³⁰²120

NUCLEAR REACTIONS ²⁵⁸No(⁴⁴Ar, xn), ²⁵⁶No(⁴⁶Ar, xn), E(cm)=185-230 MeV; ²⁵⁴Fm(⁴⁸Ca, xn), ²⁵²Fm(⁵⁰Ca, xn), ²⁵⁰Fm(⁵²Ca, xn), E(cm)=200-250 MeV; ²⁴⁸Cf(⁵⁴Ti, xn), ²⁴⁶Cf(⁵⁶Ti, xn), E(cm)=215-265 MeV; ²⁴⁴Cm(⁵⁸Cr, xn), ²⁴²Cm(⁶⁰Cr, xn), E(cm)=235-280 MeV; ²⁴⁰Pu(⁶²Fe, xn), ²³⁸Pu(⁶⁴Fe, xn), ²³⁶Pu(⁶⁶Fe, xn), E(cm)=245-295 MeV; ²³⁴U(⁶⁸Ni, xn), ²³²U(⁷⁰Ni, xn), ²³⁰U(⁷²Ni, xn), E(cm)=260-310 MeV; ²²⁸Th(⁷⁴Zn, xn), E(cm)=270-2320 MeV; ²¹⁸Rn(⁸⁴Se, xn), ²¹⁶Rn(⁸⁶Se, xn), E(cm)=290-330 MeV; ²¹⁴Po(⁸⁸Kr, xn), ²¹²Po(⁹⁰Kr, xn), E(cm)=300-345 MeV; ²¹⁰Pb(⁹²Sr, xn), ²⁰⁸Pb(⁹⁴Sr, xn), ²⁰⁶Pb(⁹⁶Sr, xn), ²⁰⁴Hg(⁹⁸Zr, xn), E(cm)=310-365 MeV; calculated fusion σ(E), capture σ(E), evaporation σ(E) for x=2n, 3n, 4n and 5n channels. ²⁴⁸Cm(⁵⁴Cr, xn), E(cm)=235-275 MeV; ²⁴⁴Pu(⁵⁸Fe, xn), E(cm)=250-290 MeV; ²³⁸U(⁶⁴Ni, xn), E(cm)=260-300 MeV; ²⁴⁹Cf(⁵⁰Ti, xn), E(cm)=220-270 MeV; calculated fusion σ(E), capture σ(E), evaporation σ(E) for x=2n, 3n, 4n and 5n channels, and compared with available experimental data; deduced probable target-projectile combinations for ³⁰²120 from the cold reaction valleys. Wong, and Glas-Mosel models used for calculations. Relevance to the production of Z=120 superheavy element.

doi: 10.1103/PhysRevC.94.024623
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2016SA49      Int.J.Mod.Phys. E25, 1650079 (2016)

K.P.Santhosh, C.Nithya

Predictions on the alpha decay chains of superheavy nuclei with Z=121 within the range 290 ≤ A ≤ 339

RADIOACTIVITY ^{309,310,311,312,313,314}121, ^{305,306,307,308,309,310}119, ^{301,302,303,304}Ts, ²⁹⁸Mc(α); calculated T_1/2. Comparison with available data.

doi: 10.1142/S0218301316500798
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2016SA53      Phys.Rev. C 94, 054621 (2016)

K.P.Santhosh, C.Nithya

Theoretical studies on the modes of decay of superheavy nuclei

RADIOACTIVITY ²³²Th, ^234,236,238U, ^{236,238,240,242,244,246}Pu, ^{240,242,244,246,248,250}Cm, ^{242,244,246,248,250,252}Cf, ^{246,248,250,252,254,256}Fm, ^252,254,256No, ^{254,256,258,260,262}Rf, ^{258,260,262,264,266}Sg, ^{258,260,262,264,266,268,270,272,274,276,278,280}Hs, ^{264,266,268,270,272,274,276,278,280,282,284}Ds, ^{270,272,274,276,278,280,282,284,286}Cn, ^{274,276,278,280,282,284,286,288}Fl, ^{284,286,288,290,292,294,296,298,300,302,304}Lv, ^{288,290,292,294,296,298,300,302,304}Og, ^{292,294,296,298,300,302,304,306}120(SF); calculated half-lives. ^265,267Rf, ^{266,267,268,270}Db, ^269,271Sg, ^{270,271,272,274}Bh, ^273,275,277Hs, ^{274,275,276,277,278}Mt, ^277,278,281Ds, ^{278,279,280,281,282}Rg, ^{281,282,283,284,285}Cn, ^{282,283,284,285,286}Nh, ^{285,286,287,288,289}Fl, ^{287,288,289,290}Mc, ^{290,291,292,293}Lv, ^293,294Ts, ²⁹⁴Og(α), (SF); calculated half-lives and predicted dominant decay mode. Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with several other theoretical calculations, and available experimental values.

doi: 10.1103/PhysRevC.94.054621
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2016SA56      Eur.Phys.J. A 52, 371 (2016)

K.P.Santhosh, C.Nithya

Theoretical predictions on the decay properties of superheavy nuclei Z = 123 in the region 297 ≤ A ≤ 307

RADIOACTIVITY Z=123(α), (SF); calculated T_1/2 for masses from 297 to 307 and their α-decay daughter nuclei using CPPMDN (Coulomb and Proximity Potential model for Deformed Nuclei); deduced model parameters. Compared with other calculations.

doi: 10.1140/epja/i2016-16371-y
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2016SA61      Braz.J.Phys. 46, 754 (2016)

K.P.Santhosh, I.Sukumaran

Probable Heavy Particle Decays from ^306-339128 Superheavy Nuclei

RADIOACTIVITY ^{306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339}128(α), (⁸Be), (¹⁰Be), (¹²C), (¹⁴C), (¹⁶O), (¹⁸O), (²⁰O), (²²O), (²⁰Ne), (²²Ne), (²⁴Ne), (²⁶Ne), (²⁴Mg), (²⁶Mg), (²⁸Mg), (³⁰Mg), (³²Si), (³³Si), (³⁴Si), (¹⁵N), (²³F), (²⁵Ne), (²⁹Mg); calculated T_1/2. Comparison with available data.

doi: 10.1007/s13538-016-0461-0
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2015SA05      Int.J.Mod.Phys. E24, 1550001 (2015)

K.P.Santhosh, S.Krishnan, B.Priyanka

Isotopic yield in alpha accompanied ternary fission of ²⁵²Cf

RADIOACTIVITY ²⁵²Cf(SF); ¹¹⁶Pd, ⁴He, ¹³²Sn. calculated fragmentation potential for α-particle in ternary fission, driving potential, fragment yields. Unified ternary fission model, comparison with experimental data.

doi: 10.1142/S0218301315500019
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2015SA08      Nucl.Phys. A935, 28 (2015)

K.P.Santhosh, I.Sukumaran, B.Priyanka

Theoretical studies on the alpha decay of ^178-220Pb isotopes

RADIOACTIVITY ^{178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220}Pb(α); calculated T_1/2 using CPPM (Coulomb plus proximity potential model) with and without deformation dependent frequency. Compared with Geiger-Nutall law and with available data.

doi: 10.1016/j.nuclphysa.2014.12.008
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2015SA15      Phys.Rev. C 91, 044603 (2015)

K.P.Santhosh, S.Krishnan, B.Priyanka

α-accompanied cold ternary fission of ^238-244Pu isotopes in equatorial and collinear configuration

RADIOACTIVITY ^{238,240,242,244}Pu(SF); calculated driving potential, fragment yields with α as light charged particle (LCP) accompanying ternary fission, emission probability of an α particle, α spectroscopic factor, kinetic energy of α particle emitted in ternary fission ⁹⁸Sr+¹³⁶Xe, ¹⁰⁰Zr+¹³⁴Te, ¹⁰²Mo+¹³²Sn, ¹⁰⁴Mo+¹³⁰Sn, ¹⁰⁶Mo+¹²⁸Sn, ¹⁰⁸Mo+¹²⁶Sn, ¹¹⁰Ru+¹²⁴Cd, ¹¹²Ru+¹²²Cd, ¹¹⁴Ru+¹²⁰Cd, ¹¹⁶Pd+¹¹⁸Pd channels for ²³⁸Pu, ¹⁰⁰Zr+¹³⁶Te, ¹⁰²Zr+¹³⁴Te, ¹⁰⁴Mo+¹³²Sn, ¹⁰⁶Mo+¹³⁰Sn, ¹⁰⁸Mo+¹²⁸Sn, ¹¹⁰Ru+¹²⁶Cd, ¹¹²Ru+¹²⁴Cd, ¹¹⁴Ru+¹²²Cd, ¹¹⁶Pd+¹²⁰Pd, ¹¹⁸Pd+¹¹⁸Pd channels for ²⁴⁰Pu, ¹⁰⁰Sr+¹³⁸Xe, ¹⁰²Zr+¹³⁶Te, ¹⁰⁴Zr+¹³⁴Te, ¹⁰⁶Mo+¹³²Sn, ¹⁰⁸Mo+¹³⁰Sn, ¹¹⁰Mo+¹²⁸Sn, ¹¹²Ru+¹²⁶Cd, ¹¹⁴Ru+¹²⁴Cd, ¹¹⁶Ru+¹²²Cd, ¹¹⁸Pd+¹²⁰Pd channels for ²⁴²Pu, ¹⁰²Zr+¹³⁸Te, ¹⁰⁴Zr+¹³⁶Te, ¹⁰⁶Zr+¹³⁴Te, ¹⁰⁸Mo+¹³²Sn, ¹¹⁰Mo+¹³⁰Sn, ¹¹²Ru+¹²⁸Cd, ¹¹⁴Ru+¹²⁶Cd, ¹¹⁶Ru+¹²⁴Cd, ¹¹⁸Pd+¹²²Pd, ¹²⁰Pd+¹²⁰Pd channels for ²⁴⁴Pu. Role of ground-state deformation in fission yields. Unified ternary fission model (UTFM) with α particle emission and fragments in equatorial and collinear configuration. Comparison with available experimental data.

doi: 10.1103/PhysRevC.91.044603
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2015SA20      Nucl.Phys. A940, 21 (2015)

K.P.Santhosh, B.Priyanka

The competition between alpha decay and spontaneous fission in odd-even and odd-odd nuclei in the range 99≤Z≤129

RADIOACTIVITY Z=99, 101, 103, 105, 107, 109, 111, 113, 115, 117, 119, 121, 123, 125, 127, 129(SF), (α), (p); calculated T_1/2 for odd-even and odd-odd isotopes using CPPMDN (Coulomb and proximity potential model for deformed nuclei).

doi: 10.1016/j.nuclphysa.2015.03.016
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2015SA36      Pramana 85, 447 (2015)

K.P.Santhosh

Superheavy elements and decay properties

RADIOACTIVITY ^287,288Mc, ^293,294Ts, ²⁹⁴Og, ^{292,293,294,295,296,297,298,299}119(α), (SF); calculated T_1/2; deduced 3α and 4α decay chains. Viola-Seaborg systematic and the analytical formulae of Royer.

doi: 10.1007/s12043-015-1060-2
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2014SA07      Nucl.Phys. A922, 191 (2014)

K.P.Santhosh, V.B.Jose

Heavy-ion fusion cross sections of weakly bound ⁹Be on ²⁷Al, ⁶⁴Zn and tightly bound ¹⁶O on ⁶⁴Zn target using Coulomb and proximity potential

NUCLEAR REACTIONS ²⁷Al(⁹Be, X), E(cm)=9.00-18.00;⁶⁴Zn(⁹Be, X), E(cm)=17.53-25.42 MeV;⁶⁴Zn(¹⁶O, X), E(cm)=34.00-54.80 MeV; calculated fusion σ using code CCFULL (barrier penetration model with Coulomb and proximity potential); deduced systematics of renormalized σ vs E/V. Compared to data.

doi: 10.1016/j.nuclphysa.2013.12.009
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2014SA25      Eur.Phys.J. A 50, 66 (2014)

K.P.Santhosh, S.Krishnan, B.Priyanka

Light charged particle accompanied ternary fission of ²⁴²Cm using the Coulomb and proximity potential

RADIOACTIVITY ²⁴²Cm(SF); calculated ⁴He, ¹⁰Be, ¹⁴C accompanied ternary fission Q, yields using Coulomb and proximity potential with the fragments in equatorial configuration.

doi: 10.1140/epja/i2014-14066-1
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2014SA27      Pramana 82, 705 (2014)

K.P.Santhosh

Decay of heavy and superheavy nuclei

doi: 10.1007/s12043-014-0722-9
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2014SA37      Phys.Rev. C 89, 064604 (2014)

K.P.Santhosh, B.Priyanka

α decay chains from Z=118 superheavy nuclei in the range 27≤ A ≤ 310

RADIOACTIVITY ^{271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310}Og(α), (SF); calculated α- and SF-decay half-lives of ²⁷¹Og to ³¹⁰Og isotopes and their decay products. ²⁶⁹Hs, ²⁷³Ds, ²⁷⁷Cn, ²⁸¹Fl, ²⁸⁵Lv, ²⁸⁹Og, ²⁶⁶Sg, ²⁷⁰Hs, ²⁷⁴Ds, ²⁷⁸Cn, ²⁸²Fl, ²⁸⁶Lv, ²⁹⁰Og, ²⁶⁷Sg, ²⁷¹Hs, ²⁷⁵Ds, ²⁷⁹Cn, ²⁸³Fl, ²⁸⁷Lv, ²⁹¹Og, ²⁶⁸Sg, ²⁷²Hs, ²⁷⁶Ds, ²⁸⁰Cn, ²⁸⁴Fl, ²⁸⁸Lv, ²⁹²Og, ²⁶⁹Sg, ²⁷³Hs, ²⁷⁷Ds, ²⁸¹Cn, ²⁸⁵Fl, ²⁸⁹Lv, ²⁹³Og(α), (SF); calculated α- and SF-decay half-lives and Q(α) values for ^{289,290,291,292,293}Og isotopes and their α daughters. Coulomb and proximity potential model for deformed nuclei. Comparison with several other theoretical calculations, and with experimental results for ²⁹⁴Og and its decay products ²⁹⁰Lv, ²⁸⁶Fl and ²⁸²Cn.

doi: 10.1103/PhysRevC.89.064604
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2014SA40      Nucl.Phys. A929, 20 (2014)

K.P.Santhosh, B.Priyanka

Heavy particle radioactivity from superheavy nuclei leading to ²⁹⁸114 daughter nuclei

RADIOACTIVITY ^{290,292,294,296,298,300,302,304,306,308,310,312,314}Lv(α);^{294,296,298,300,302,304,306,308,310,312,314,316,318,320}Og(⁸Be), (¹⁰Be);^{300,302,304,306,308,310,312,314,316,318,320,322,324}120(¹⁴C);^{306,308,310,312,314,316,318,320,322,324,326,328,330}122(²⁰O);^{310,312,314,316,318,320,322,324,326,328,330,332,334}124(²⁴Ne); calculated Q, T_1/2 using CPPM (Coulomb and proximity potential model). Compared with other calculations.

doi: 10.1016/j.nuclphysa.2014.05.015
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2014SA52      J.Phys.(London) G41, 105108 (2014)

K.P.Santhosh, S.Krishnan, B.Priyanka

The emission probabilities of long range alpha particles from even-even ^244-252Cm isotopes

RADIOACTIVITY ^{242,244,246,248,250,252}Cf(SF); calculated Eα, Iα, yields, α-particle kinetic energies; deduced driving potential.

doi: 10.1088/0954-3899/41/10/105108
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2014SA61      Int.J.Mod.Phys. E23, 1450059 (2014)

K.P.Santhosh, B.Priyanka

Probable cluster decays from ^270-318118 superheavy nuclei

RADIOACTIVITY ^{286,288,290,292,294}Og(α), (⁸Be), (¹²C), (¹⁴C), (²⁴Ne), (²⁸Mg), (³²Si), ²⁹⁶Og(α), (⁸Be), (¹²C), (¹⁴C), ²⁹⁸Og(α), (¹⁴C), ^300,302Og(α), (⁸Be), (¹⁴C), ³⁰⁴Og(α), (⁸Be), (¹⁰Be), (¹⁴C), ^306,308Og(α), (¹⁰Be), (¹⁴C), ^310,312Og(α), (¹⁰Be), (¹⁴C), (²²O), ³¹⁴Og(α), (¹⁴C), (²²O), ³¹⁶Og(α), (²²Ne), ³¹⁸Og(α); calculated T_1/2. Coulomb and proximity potential model, comparison with experimental data.

doi: 10.1142/S0218301314500591
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2014SA62      Int.J.Mod.Phys. E23, 1450074 (2014)

K.P.Santhosh, S.Krishnan, B.Priyanka

³⁴Si accompanied ternary fission of ²⁴²Cm in equatorial and collinear configuration

RADIOACTIVITY ²⁴²Cm(SF); ³⁴Si. calculated the driving potential for ternary fission, fragment distributions, yields for ternary and binary fission.

doi: 10.1142/S0218301314500712
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2014SA67      Phys.Rev. C 90, 054614 (2014)

K.P.Santhosh, B.Priyanka

Predictions for the α-decay chains of Z = 120 superheavy nuclei in the range 272 ≤ A ≤ 319

RADIOACTIVITY Z=120, A=272-319(α), (SF); A=228-315(α), (SF); calculated α- and SF-decay half-lives, predicted decay modes for Z=120 isotopes and their α daughter nuclei. Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with Viola-Seaborg and other formulations, and with available experimental data. Z=120, A=275-287(p); Z=120, A=273-291(2p); deduced S(p), S(2p); predicted proton emitters due to negative S(p) and S(2p) values. Z=120, A=292-308(α); predicted α emitters.

doi: 10.1103/PhysRevC.90.054614
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2013KU03      Pramana 80, 81 (2013)

P.V.Kunhikrishnan, K.P.Santhosh

Role of energy cost in the yield of cold ternary fission of ²⁵²Cf

RADIOACTIVITY ²⁵²Cf(SF); calculated energy cost and fragment yields for ternary fission. Comparison with available data.

doi: 10.1007/s12043-012-0354-x
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2013SA10      Ann.Phys.(New York) 334, 280 (2013)

K.P.Santhosh, R.K.Biju

Stability of ^248-254Cf isotopes against alpha and cluster radioactivity

RADIOACTIVITY ^{248,249,250,251,252,253,254}Cf(α), (⁴⁰S), (⁴¹S), (⁴²S), (⁴⁴Ar), (⁴⁵Ar), (⁴⁶Ar), (⁴⁷Ar), (⁴⁸Ar), (⁴⁸Ca), (⁴⁹Ca), (⁵⁰Ca), (⁵¹Ca), (⁵²Ca); calculated T_1/2 with and without deformation parameters. Coulomb and proximity potential model, comparison with available data.

doi: 10.1016/j.aop.2013.04.008
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2013SA30      Phys.Rev. C 87, 064611 (2013)

K.P.Santhosh, B.Priyanka

Theoretical predictions for α-decay chains of Z=119 isotopes in the region 274≤A≤313

RADIOACTIVITY ^{274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313}119(α), (SF); A=230-309, Z=117-97(α), (SF); calculated Q(α), α decay half-lives using Coulomb and Proximity Potential Model for Deformed Potential (CPPMDN), CPPM, and Viola-Seaborg semi-empirical (VSS) methods, and SF half-lives of Z=119, A=274-313 isotopes and their decay products through α-decay chains.

doi: 10.1103/PhysRevC.87.064611
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2013SA32      Eur.Phys.J. A 49, 66 (2013)

K.P.Santhosh, B.Priyanka

The role of doubly magic ²⁰⁸Pb and its neighbour nuclei in cluster radioactivity

RADIOACTIVITY Pa(²²Ne), Np(²⁴Ne), (²⁸Mg), Pu(²⁶Mg), Am(³²Si), Cm(³²Si), (³³Si); calculated Q, T_1/2. ²⁰⁸Pb deduced role of daughter doubly magic nucleus, similar for near-doubly magic nuclei.

doi: 10.1140/epja/i2013-13066-y
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2013SA54      Eur.Phys.J. A 49, 127 (2013)

K.P.Santhosh

Probable alpha and ¹⁴C cluster emission from hyper Ac nuclei

RADIOACTIVITY ^{207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,228,229,230,231,232,233,234}Ac(α), (¹⁴C); calculated nuclei and Λ hypernuclei T_1/2 and Q using CPPM (Coulomb and proximity model). Compared with available data.

doi: 10.1140/epja/i2013-13127-3
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2013SA57      Int.J.Mod.Phys. E22, 1350081 (2013)

K.P.Santhosh, B.Priyanka

Alpha-decay studies on ^130-153Eu nuclei

RADIOACTIVITY ^{130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153}Eu(α); calculated T_1/2. Coulomb and proximity potential model (CPPM), comparison with available data.

doi: 10.1142/S021830131350081X
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2013SA67      Eur.Phys.J. A 49, 150 (2013)

K.P.Santhosh, B.Priyanka

Alpha decay of ^184-224Bi isotopes from the ground state and isomeric state

RADIOACTIVITY ^{184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224}Bi(α); calculated ground-to-ground, ground-to-isomeric, isomeric-to-ground, isomeric-to-isomeric state T_1/2 using CPPM (Coulomb and proximity potential model) with deformation-dependent assault frequency. Compared with available data.

doi: 10.1140/epja/i2013-13150-4
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2012KU20      Eur.Phys.J. A 48, 79 (2012)

P.V.Kunhikrishnan, K.P.Santhosh, A.Joseph

Half-life and inner penetrability in the cold fission of ²⁴⁸Cm

RADIOACTIVITY ²⁴⁸Cm(SF); calculated fragmentation, fission T_1/2 for various emitted clusters using CPPM (Coulomb plus proximity potential model) with surface tension. Compared with Sandulescu's calculations.

doi: 10.1140/epja/i2012-12079-4
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2012SA05      Nucl.Phys. A877, 1 (2012)

K.P.Santhosh, J.G.Joseph, B.Priyanka

Fine structure in the α-decay of odd-even nuclei

RADIOACTIVITY ^211,213Bi, ^211,215,217At, ²²¹Fr, ^{215,221,223,225,227}Ac, ^{217,225,227,229,231}Pa, ^235,237Np, ^241,243Am, ^247,249Bk, ^{247,251,253,255}Es, ^255,257Md(α); calculated T_1/2, α-branching ratio to individual residual states using CPPMDN (Coulomb and proximity potential model for deformed nuclei). Compared with data.

doi: 10.1016/j.nuclphysa.2012.01.009
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2012SA11      Phys.Rev. C 85, 034604 (2012)

K.P.Santhosh, B.Priyanka, M.S.Unnikrishnan

α-decay chains from ^{293, 294}117 superheavy nuclei

RADIOACTIVITY ²⁷⁰Db, ²⁷⁴Bh, ²⁷⁸Mt, ^281,282Rg, ^285,286Nh, ^289,290Mc, ^293,294Ts(α); calculated half-life. Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with Viola-Seaborg systematic, generalized density dependent cluster model, and experimental data.

doi: 10.1103/PhysRevC.85.034604
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2012SA16      Nucl.Phys. A882, 49 (2012)

K.P.Santhosh, S.Sahadevan, B.Priyanka, M.S.Unnikrishnan

Systematic study of heavy cluster emission from ^210-226Ra isotopes

RADIOACTIVITY ^{210,212,214,216,218,220,222,224,226}Ra(α), (⁸Be), (¹⁰Be), (¹²C), (¹⁴C), (¹⁶C), (¹⁶O), (¹⁸O), (²⁰O), (²²O); calculated T_1/2 using CPPM (Coulomb plus proximity potential) and Poenaru universal formula. Compared with available data.

doi: 10.1016/j.nuclphysa.2012.04.001
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2012SA31      Nucl.Phys. A889, 29 (2012)

K.P.Santhosh, B.Priyanka, M.S.Unnikrishnan

Cluster decay half-lives of trans-lead nuclei within the Coulomb and proximity potential model

RADIOACTIVITY ^{199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226}Fr(¹⁴C), ^{202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230}Ra(¹⁴C), (²⁰O), ^{206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232}Ac(¹⁴C), (¹⁵N), ^{209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237}Th(¹⁶C), (¹⁸O), (²⁰O), (²²O), (²⁴Ne), (²⁶Ne), ^{212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238}Pa(²³F), (²⁴Ne), ^{217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241}U(²⁰O), (²²Ne), (²⁴Ne), (²⁵Ne), (²⁶Ne), (²⁸Mg), (²⁹Mg), (³⁰Mg), ^{225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242}Np(³⁰Mg), ^{225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244}Pu(²⁸Mg), (³⁰Mg), (³²Si), (³⁴Si), ^{231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246}Am(³⁴Si), ^{233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249}Cm(³⁴Si); calculated Q-value, T_1/2 using CPPM (Coulomb and proximity potential model), Universal formula for cluster decay, Universal decay law and Scaling Law.

doi: 10.1016/j.nuclphysa.2012.07.002
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2012SA34      Phys.Rev. C 86, 024613 (2012)

K.P.Santhosh, J.G.Joseph

Systematic studies on α-decay fine structure of odd-odd nuclei in the region 83 ≤ Z ≤ 101

RADIOACTIVITY ^210,212Bi, ^{208,210,212,214,216,218}At, ^{212,214,216,218,220}Fr, ^{214,216,222,224}Ac, ^{216,218,224,226,228}Pa, ²⁵⁴Es, ^248,256,258Md(α); calculated half-lives, branching ratios, penetrability using the Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with experimental data.

doi: 10.1103/PhysRevC.86.024613
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2012SA35      Phys.Atomic Nuclei 75, 973 (2012)

K.P.Santhosh, S.Sabina

Cold reaction valleys in the radioactive decay of superheavy ²⁸⁶112, ²⁹²114, and ²⁹⁶116 nuclei

RADIOACTIVITY ²⁸⁶Cn, ²⁹²Fl, ²⁹⁶Lv(α), (⁸Be), (¹⁰Be), (¹⁴C), (²⁰O), (²⁴Ne), (²⁶Ne), (²⁸Mg), (³²Mg), (³⁴Si), (³⁸S), (⁴⁰S), (⁴²S), (⁴⁴Ar), (⁴⁶Ar), (⁴⁸Ca), (⁵⁰Ca), (⁵²Ca), (⁵⁴Ti), (⁵⁶Ti), (⁵⁸Cr), (⁶⁰Cr), (⁶²Cr), (⁶⁴Fe), (⁶⁶Fe), (⁶⁸Ni), ²⁸⁶Cn, ²⁸²Ds, ²⁷⁸Hs, ²⁷⁴Sg, ²⁷⁰Rf, ²⁹⁶Lv, ²⁹²Fl, ²⁸⁸Cn, ²⁸⁴Ds, ²⁸⁰Hs(α); calculated decay constant, T_1/2. Viola-Seaborg-Sobiczewski systematics, comparison with available data.

doi: 10.1134/S1063778812080108
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2011SA10      Nucl.Phys. A850, 34 (2011)

K.P.Santhosh, S.Sahadevan, J.G.Joseph

Alpha decay of even-even nuclei in the region 78 ≤ Z ≤ 102 to the ground state and excited states of daughter nuclei

NUCLEAR STRUCTURE Z=78-102; calculated α-decay T_1/2, branching ratios. Coulomb and proximity potential model for deformed nuclei, comparison with experimental data.

doi: 10.1016/j.nuclphysa.2010.12.002
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2011SA17      Pramana 76, 431 (2011)

K.P.Santhosh

Cluster radioactivity leading to doubly magic ¹⁰⁰Sn and ¹³²Sn daughters

RADIOACTIVITY ^{128,130,132,133,134,135,136,137}Gd(α), ^{128,130,132,137}Gd(⁸Be), ^{128,130,132,136,137}Gd(¹²C), ^{128,130,132,136,137}Gd(¹²C), ^128,130,132Gd(¹⁶O), ^128,130,132Gd(²⁰Ne), ^128,130,132Gd(²⁴Mg), ^{128,130,132,133,134,135,136}Gd(²⁸Si), ^133,135Gd(²⁹Si), ^132,133Gd(³²S), ¹⁴⁴Ba(¹²C), ¹⁴⁶Ba(¹⁴C), ¹⁴⁸Ce(¹⁶O), ¹⁵²Ce(²⁰O), ¹⁵²Nd(²⁰Ne), ¹⁵⁶Nd(²⁴Ne), ¹⁵⁶Sm(²⁴Mg), ¹⁶⁰Sm(²⁸Mg), ¹⁶⁰Gd(²⁸Si), ¹⁶⁴Gd(³²Si), ¹¹²Ba(¹²C), ¹¹⁶Ce(¹⁶O), ¹²⁰Nd(²⁰Ne), ¹²⁴Sm(²⁴Mg), ¹²⁸Gd(²⁸Si); calculated T_1/2.

doi: 10.1007/s12043-011-0007-5
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2011SA24      J.Phys.(London) G38, 075101 (2011)

K.P.Santhosh, J.G.Joseph, B.Priyanka, S.Sahadevan

Systematic study on the α-decay fine structure of even-odd nuclei in the range 84 ≤ Z ≤ 102

NUCLEAR STRUCTURE Z=84-102; calculated α-decay T_1/2. Coulomb and proximity potential model for deformed nuclei, comparison with experimental data.

doi: 10.1088/0954-3899/38/7/075101
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2011SA40      Phys.Rev. C 84, 024609 (2011)

K.P.Santhosh, B.Priyanka, J.G.Joseph, S.Sahadevan

α decay chains in ^271-294115 superheavy nuclei

RADIOACTIVITY ^{271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294}Mc, ^{267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290}Nh, ^{263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286}Rg, ^{259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282}Mt, ^{255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278}Bh, ^{251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274}Db, ^{247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270}Lr, ^{243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266}Md, ^{239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262}Es, ^{235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258}Bk, ^{231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254}Am, ^{227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250}Np(α), (SF); calculated half-lives, Q_α in the framework of Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with experimental data.

doi: 10.1103/PhysRevC.84.024609
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2010SA09      Nucl.Phys. A832, 220 (2010)

K.P.Santhosh, R.K.Biju, S.Sahadevan

Semi-empirical formula for spontaneous fission half life time

RADIOACTIVITY ²³²Th, ^{228,230,232,234,236,238}U, ^{232,234,236,238,240,242,244}Pu, ^{240,242,244,246,248,250}Cm, ^{240,242,244,246,248,250,252,254}Cf, ^{246,248,250,252,254,256,258,260}Fm, ^{250,252,254,256,258,260,262,264,266}No, ^{254,256,258,260,262,264,266,268}Rf, ^{258,260,262,264,266,268,270,272}Sg, ^{264,266,268,270,272,274,276}Hs, ^{260,262,264,266,268,270,272,274,276,278,280,282,284}Ds, ^{264,266,268,270,272,274,276,278,280,282,284,286,288}Cn, ^{268,270,272,274,276,278,280,282,284,286,288,290,292}Fl, ^{272,274,276,278,280,282,284,286,288,290,292,294,296}Lv, ^{276,278,280,282,284,286,288,290,292,294,296,298,300}Og, ^{274,276,278,280,282,284,286,288,290,292,294,296,298,300,302,304,306,308,310,312,314,316,318,320}120, ^{276,278,280,282,284,286,288,290,292,294,296,298,300,302,304,306,308,310,312,314,316}122(α), (SF); calculated T_1/2 using a Coulomb and Proximity Potential model and semi-empirical formula. Discussed SHE survivability. Comparison with data and systematics.

doi: 10.1016/j.nuclphysa.2009.10.160
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2010SA29      Nucl.Phys. A838, 38 (2010)

K.P.Santhosh, R.K.Biju, S.Sahadevan

Cluster formation probability in the trans-tin and trans-lead nuclei

RADIOACTIVITY ^112,114Ba(¹²C), ^116,118Ce(¹⁶O), ^120,122Nd(²⁰Ne), ^124,126Sm(²⁴Mg), ²²¹Fr, ^{221,222,223,224,225}Ra, ²²⁵Ac, ²²⁶Th(¹⁴C); calculated cluster formation probability and systematics for adjacent systems/clusters. ²²⁶Th(¹⁴C), (¹⁸O), (²⁰O), ²³⁰U(²²Ne), (²⁴Ne), ^232,233,234U(²⁴Ne), (²⁸Mg), ²³⁴U(²⁶Ne), ²³⁶U, ²³⁸Pu(²⁸Mg), (³⁰Mg); calculated cluster formation probability, T_1/2. Coulomb proximity potential model.

doi: 10.1016/j.nuclphysa.2010.03.004
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2010SA36      Phys.Rev. C 82, 064605 (2010)

K.P.Santhosh, J.G.Joseph, S.Sahadevan

α decay of nuclei in the range 67≤Z≤91 from the ground state and isomeric state

RADIOACTIVITY ^{151,152,153,154}Ho, ^153,154,155Tm, ^155,156,157Lu, ¹⁵⁶Hf, ^{157,158,159,160,161}Ta, ¹⁵⁸W, ^{161,162,163,164,165}Re, ^{165,166,167,169,171,174}Ir, ¹⁷²Pt, ^{170,171,173,175,176,177}Au, ^176,177,187Hg, ^{177,179,181,183,185}Tl, ^{179,180,181,183,185,187}Pb, ^{186,187,188,189,190,191,192,193,194,195,196}Bi, ^{187,188,192,193,195,197,199,201}Po, ^{191,192,193,194,195,197,198,200,202,212,214}At, ^{195,197,199,201,203}Rn, ^{201,202,203,204,206}Fr, ^{201,203,205,207}Ra, ^206,208,216Ac, ²¹⁶Th, ²¹⁷Pa(α), ²⁴⁵Md, ²⁵⁷Db, ²⁶³Sg; calculated half-lives for favored and unfavored transitions for ground states and isomers using Coulomb and proximity potential model for deformed nuclei (CPPMDN). Comparison with experimental data.

doi: 10.1103/PhysRevC.82.064605
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2010SA39      Nucl.Phys. A847, 42 (2010)

K.P.Santhosh, S.Sahadevan

Systematic decay studies of even-even ^132-138Nd, ^144-158Gd, ^176-196Hg and ^192-198Pb isotopes

RADIOACTIVITY ^{132,134,136,138}Nd, ^{144,146,148,150,152,154,156,158}Gd, ^{176,178,180,182,184,186,188,190,192,194,196}Hg, ^{192,194,196,198}Pb(α); analyzed T_1/2 using Coulomb and Proximity Potential Model. ^{132,134,136,138}Nd(⁸Be), (¹²C), (¹⁴C), (¹⁶O), (¹⁸O), (²⁰O), (²⁰Ne), (²²Ne), (²⁴Ne), (²⁴Mg), (²⁶Mg), (²⁸Mg), (²⁸Si), (³⁰Si), (³²Si), (³⁴Si), (³⁴S), (³⁶S); ^{144,146,148,150,152,154,156,158}Gd(⁸Be), (¹²C), (¹⁴C), (¹⁶C), (¹⁶O), (¹⁸O), (²²O), (²⁶O), (²²Ne), (²⁴Ne), (²⁶Ne), (²⁴Mg), (²⁶Mg), (²⁸Mg), (³⁰Mg), (³⁰Si), (³²Si), (³⁴Si), (³⁶Si), (³⁴S), (³⁶S); ^{176,178,180,182,184,186,188,190,192,194,196}Hg(⁸Be), (¹²C), (¹⁴C), (¹⁶O), (¹⁸O), (²⁰O), (²⁰Ne), (²²Ne), (²⁴Ne), (²⁴Mg), (²⁶Mg), (²⁸Mg), (³⁰Mg), (²⁸Si), (³⁰Si), (³²Si), (³⁴Si), (³⁴S), (³⁶S); ^{192,194,196,198}Pb(⁸Be), (¹²C), (¹⁴C), (¹⁶O), (¹⁸O), (²⁰O), (²²Ne), (²⁴Ne), (²⁶Mg), (²⁸Mg), (³⁰Mg), (³⁰Si), (³²Si), (³⁴Si), (³⁶S); calculated cluster decay T_1/2 systematics and effect of deformation using Coulomb and Proximity Potential Model.

doi: 10.1016/j.nuclphysa.2010.07.001
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2009SA01      J.Phys.(London) G36, 015107 (2009)

K.P.Santhosh, R.K.Biju

Alpha decay, cluster decay and spontaneous fission in ^294-326122 isotopes

NUCLEAR STRUCTURE Z=122; calculated α, cluster decay Q-values, half-lives, penetrabilities within the coulomb proximity potential model.

doi: 10.1088/0954-3899/36/1/015107
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2009SA03      Nucl.Phys. A817, 35 (2009)

K.P.Santhosh, V.B.Jose, A.Joseph, K.M.Varier

Heavy-ion fusion cross sections and barrier distributions for ¹²C, ¹⁶O, ²⁸Si and ³⁵Cl on ⁹²Zr

NUCLEAR REACTIONS ⁹²Zr(¹²C, X), E(cm)=27-45 MeV; ⁹²Zr(¹⁶O, X), E(cm)=38-70 MeV; ⁹²Zr(²⁸Si, X), E(cm)=64-90 MeV; ⁹²Zr(³⁵Cl, X), E(cm)=76-96 MeV; calculated fusion σ, barrier distribution using a one-dimensional barrier penetration model and comparison with data.

doi: 10.1016/j.nuclphysa.2008.11.008
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2009SA13      Pramana 72, 689 (2009)

K.P.Santhosh, R.K.Biju

Neutron and proton shell closure in the superheavy region via cluster radioactivity in ^280-314116 isotopes

RADIOACTIVITY ^{280,282,284,286,288,290,292,294,296,298,300,302,304,306,308,310,312,314}Lv; calculated α and cluster decay half-lives and barrier penetrabilities.

doi: 10.1007/s12043-009-0062-3
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