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NSR database version of May 22, 2024.

Search: Author = A.Joseph

Found 17 matches.

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2024AK01      Appl.Radiat.Isot. 204, 111138 (2024)

Sh.Akbar, M.M.Musthafa, C.V.Midhun, A.Joseph, S.L.Cyriac, K.C.Jagadeesan

Re-utilization of long lived 99Tc radio isotope via Photon induced nuclear reactions

NUCLEAR REACTIONS 99Tc, 115In(γ, γ'), E<20 MeV; measured reaction products, Eγ, Iγ; deduced integral σ. Comparison with available data. The Varian CLINAC-iX Medical Linear accelerator (LINAC) facility.

doi: 10.1016/j.apradiso.2023.111138
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2021MI20      Phys.Rev. C 104, 054606 (2021)

C.V.Midhun, M.M.Musthafa, S.V.Suryanarayana, T.Santhosh, A.Baishya, P.N.Patil, A.Pal, P.C.Rout, S.Santra, R.Kujur, A.Joseph, A.Shaima, K.Hajara, P.T.M.Shan, B.Satheesh, B.V.John, E.T.Mirgule, K.C.Jagadeesan, S.Ganesan

Impact of 7Be breakup on the 7Li(p, n) neutron spectrum

NUCLEAR REACTIONS 7Li(p, n), E=21 MeV beam from BARC-TIFR Pelletron-Linac facility; measured evaporation products using two silicon detector telescopes, E(n), I(n) by time-of-flight using three liquid organic scintillators, (3He)α-coin, (3He)n-coin, double differential σ(E(3He, α), θ) for 7Li(p, n)7Be* to n+3He+α channel; deduced ΔE-E correlation spectra, 3He-3He energy correlation plot, double differential σ(En, θ) simulated 0° breakup neutron spectrum at 21 MeV with contributions from continuum and resonance. Comparison of neutron spectrum with previous experimental data, and with theoretical calculations using FRESCO code.

doi: 10.1103/PhysRevC.104.054606
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6404.

2019AS07      Int.J.Mod.Phys. E28, 1950093 (2019)

N.Ashok, A.Joseph

A systematic study of the ground state properties of W, Os and Pt isotopes using HFB theory

NUCLEAR STRUCTURE 158,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238,240,242,244,246,248,250,252,254,256,258,260W, 160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238,240,242,244,246,248,250,252,254,256,258,260Os, 170,172,174,176,178,180,182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238,240,242,244,246,248,250,252,254,256,258,260Pt; calculated binding and separation energies, deformation parameters, neutron pairing, neutron and proton rms radii using Skyrme-Hartree-Fock-Bogoliubov theory.

doi: 10.1142/S0218301319500939
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2018AS05      Nucl.Phys. A977, 101 (2018)

N.Ashok, A.Joseph

Alpha and cluster decay half-lives in Tungsten isotopes: A microscopic analysis

RADIOACTIVITY 158,160,162,164,166,168,170,172,174,176,178,180W(α), 158,160,162,164,166,168,170W(8Be), (12C), (16O);158,160,162,164,166,168W(20Ne); calculated α- or cluster-decay Q-values using several Skyrme HFB with HO (Harmonic Oscillator) and THO (Transformed HO) basis, T1/2 using UDL (Universal Decay Law). Compared with ELDM (Effective Liquid Drop Model) and experimental data.

doi: 10.1016/j.nuclphysa.2018.06.005
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2018AS06      Int.J.Mod.Phys. E27, 1850098 (2018)

N.Ashok, A.Joseph

A systematic study of alpha and cluster decay in Platinum isotopes

RADIOACTIVITY 168,170,172,174,176,178,180,182,184,186,188,190,192Pt(α), 168,170,172,174,176,178,180Pt(8Be), 168,170,172,174,176,178,180,182Pt(12C), 168,170,172,174,176,178Pt(16Ne), 168,170,172,174,176,178Pt(24Mg); calculated Q-values, T1/2. The framework of Skyrme Hartree–Fock–Bogoliubov (HFB) theory.

doi: 10.1142/S0218301318500982
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2018JO02      Eur.Phys.J. A 54, 8 (2018)

D.M.Joseph, N.Ashok, A.Joseph

A theoretical study of cluster radioactivity in platinum isotopes

RADIOACTIVITY 166,167,168,169,170,171,172,173,174,175,176,177,168,179,180,181,182,183,184,185,186,187,188,189,190,191Pt(α), (8Be), (12C), (16O), (20Ne), (24Mg); calculated decay Q-values, T1/2 using ELDM (Effective Liquid Model) and UDL (Universal Decay Law); compared with available data.

doi: 10.1140/epja/i2018-12457-x
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2014GI01      Int.J.Mod.Phys. E23, 1450002 (2014)

K.K.Girija, A.Joseph

Role of shape and quadrupole deformation of parents in the cluster emission of rare earth nuclei

RADIOACTIVITY 150Dy(α), 152Dy(α), (8Be), (12C), 154Dy(α), (12C), 156Dy(α), (16O), 150Er(α), 152Er(α), (12C), 154Er(α), (8Be), (12C), 156Er(α), (8Be), (12C), (16O), 158Er(α), (12C), (16O), 160Er(α), 150Yb(α), (12C), (16O), 152Yb(α), 154Yb(α), (12C), (16O), 156Yb(α), (8Be), (12C), (16O), 158Yb(α), (8Be), (12C), (16O), 160Yb(α), (12C), (16O), 158Hf(α), (8Be), (12C), (16O), 162Hf(α), (8Be), (12C), (16O), 166Hf(α), (12C), (16O), 168,170,172,174,176Hf(α), 160,164,166,168W(α), (8Be), (12C), (16O), 170W(α), (12C), (16O), 172,174,176,178W(α), 162,166,170,172,174Os(α), (8Be), (12C), (16O), 176,178Os(α), (12C), 180Os(α); calculated T1/2; deduced effects of prolate and oblate deformations on branching ratios. Comparison with available data.

doi: 10.1142/S0218301314500025
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2013GI01      Int.J.Mod.Phys. E22, 1350006 (2013)

K.K.Girija, A.Joseph

Shape evolution with spin in 158Er and 162Hf nuclei

NUCLEAR STRUCTURE 158Er, 162Hf; calculated equilibrium shapes, quadrupole deformations, shape evolution, phase transition. Cranked Nilsson-Strutinsky shell correction method.

doi: 10.1142/S0218301313500067
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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 T1/2 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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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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2008AB15      Pramana 70, 633 (2008)

K.K.Abdullah, N.Ramachandran, K.K.Nair, B.R.S.Babu, A.Joseph, R.Thomas, K.M.Varier

Attenuation studies near K-absorption edges using Compton scattered 241Am gamma rays

ATOMIC PHYSICS Sm, Eu, Gd, Tb, Dy, Er(γ, γ'), E=49.38-57.96 keV; measured attenuation coefficients near K-absorption edges.

doi: 10.1007/s12043-008-0024-1
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2008BI10      Pramana 70, 617 (2008)

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

Cold valleys in the radioactive decay of 248-254Cf isotopes

NUCLEAR STRUCTURE 248,249,250,251,252,253,254Cf; calculated α and cluster decay Q-values, penetrabilities, decay constants and branching ratios.

doi: 10.1007/s12043-008-0023-2
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2008SA22      J.Phys.(London) G35, 085102 (2008)

K.P.Santhosh, R.K.Biju, A.Joseph

A semi-empirical model for alpha and cluster radioactivity

NUCLEAR STRUCTURE Fr, Ra, Ac, Th, Pa, U, Pu, Am, Cm, Cf, Es, Fm, Bk, No; calculated alpha and cluster decay half-life using a semi-empirical model.

doi: 10.1088/0954-3899/35/8/085102
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2005SA18      Pramana 64, 39 (2005)

K.P.Santhosh, A.Joseph

Cluster emission in superdeformed Sr isotopes in the ground state and formed in heavy-ion reaction

RADIOACTIVITY 76Sr(12C), (16O), (20Ne), (24Mg), (28Si), (32S), (36Ar); 78,80Sr(16O), (20Ne), (24Mg), (26Mg), (28Si), (30Si), (32S), (34S), (36Ar), (38Ar); calculated cluster decay T1/2, Q for ground and excited state decay.

doi: 10.1007/BF02704528
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2002SA20      Pramana 58, 611 (2002)

K.P.Santhosh, A.Joseph

Exotic Decay in Cerium Isotopes

RADIOACTIVITY 116,118,120,121,122,123,124Ce(α), (16O); 116,118,120,121,122,124Ce(8Be), (12C), (20Ne), (24Mg), (28Si); 122,124Ce(22Ne), (26Mg); calculated T1/2.

doi: 10.1007/s12043-002-0019-2
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2002SA55      Pramana 59, 679 (2002)

K.P.Santhosh, A.Joseph

Effect of parent and daughter deformation on half-life time in exotic decay

RADIOACTIVITY 221Fr, 221,222,223,224,226Ra, 225Ac(14C); 230Th, 231Pa, 232,233,234U(24Ne); 232Th, 234U(26Ne); 234U, 238Pu(28Mg); 237Np, 238Pu(30Mg); 238Pu(32Si); 241Am(34Si); calculated cluster decay T1/2 vs parent and daughter deformation.

doi: 10.1007/s12043-002-0078-4
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2000SA50      Pramana 55, 375 (2000)

K.P.Santhosh, A.Joseph

Exotic Decay of Ba Isotopes via 12C Emission

RADIOACTIVITY 112,114,115,116,117,118,119,120Ba(α), (12C); calculated potential barriers, T1/2. Comparison with data.

doi: 10.1007/s12043-000-0067-4
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