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NSR database version of April 27, 2024.

Search: Author = M.Hemalatha

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2022HE16      Phys.Rev. C 106, 054607 (2022)

M.Hemalatha

Nuclear charge radii of ^46-62Cr isotopes and reaction cross sections for p-Cr

NUCLEAR STRUCTURE ^{46,48,50,52,54,56,58,60,62}Cr; calculated two-neutron separation energies, root-mean-square charge radii, proton and neutron density distributions. Relativistic Hartree-Bogoliubov model with density-dependent meson-exchange relativistic energy functional DD-ME2 (DIRHB) and non-relativistic Hartree-Fock-Bogoliubov (HFB) model with the Gogny D1S interaction. Comparison to experimental data.

NUCLEAR REACTIONS ^{46,48,50,52,54,56,58,60,62}Cr(p, p), E=65 MeV; calculated central and spin-orbit parts of folded potential, σ(θ), total reaction σ using nuclear codes MOM and ECIS. Semimicroscopic folding optical model using Jeukenne-Lejeune-Mahaux-Bruyeres (JLMB) energy- and density-dependent NN interaction. Comparison with available experimental data.

doi: 10.1103/PhysRevC.106.054607
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2022SU19      Phys.Rev. C 106, 024316 (2022)

S.Suman, S.K.Tandel, S.G.Wahid, T.Manu, M.Hemalatha, B.Maheshwari, A.K.Jain, P.Chowdhury, R.V.F.Janssens, F.G.Kondev, M.P.Carpenter, T.Lauritsen, D.Seweryniak

Successive neutron alignments in the yrast, negative-parity band of oblate-deformed ¹⁹⁹Tl

NUCLEAR REACTIONS ¹⁹⁷Au(²⁰⁹Bi, X)¹⁹⁹Tl, E=1450 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array with 100 Compton-suppressed HPGe detectors at the ATLAS-ANL accelerator facility. ¹⁹⁹Tl; deduced high-spin levels, J, π, alignments, signature slitting, B(M1)/B(E2), configurations, oblate deformation. ¹⁹⁹Tl; calculated total energy surfaces in (ϵ cosγ, ϵ sinγ) plane, neutron- and proton-quasiparticle levels for oblate deformation as function of angular frequency with principal axis cranking (PAC) and tilted axis cranking (TAC) models using the ultimate cranker (UC) code.

doi: 10.1103/PhysRevC.106.024316
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Data from this article have been entered in the XUNDL database. For more information, click here.

2021SU02      Phys.Rev. C 103, 014319 (2021)

S.Suman, S.K.Tandel, A.Kumawat, S.G.Wahid, M.Hemalatha, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu

Nanosecond isomers and the evolution of collectivity in stable, even-A Hg isotopes

NUCLEAR REACTIONS ¹⁹⁷Au(²⁰⁹Bi, X), E=1450 MeV; ¹⁹⁷Au(²⁰⁷Pb, X), E=1430 MeV; measured Eγ, Iγ, three- and higher fold γγ-coin, γγ(θ)(DCO), half-lives of nanosecond isomers by γγ(t) using pulsed beams from ATLAS-ANL accelerator, and Gammasphere array of 100 Compton-suppressed HPGe detectors. ^198,200,202Hg; deduced levels, J, π, multipolarities, B(E2), configurations, band crossings, and collectivity; calculated total energy surface plots, neutron and proton quasiparticle energy levels using the Ultimate Cranker code. Systematics of nanosecond isomers, half-lives and B(E2) in ^{192,194,196,198,200,202,204}Hg.

doi: 10.1103/PhysRevC.103.014319
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Data from this article have been entered in the XUNDL database. For more information, click here.

2020HE02      Appl.Radiat.Isot. 156, 108968 (2020)

M.Hemalatha, A.Patel, S.Kailas

Excitation functions of the Zn(p, xn)Ga reactions

NUCLEAR REACTIONS ^{64,66,67,68,70}Zn(p, n), (p, 2n), E<30 MeV; calculated σ using the statistical model code TALYS-1.6. Comparison with available data.

doi: 10.1016/j.apradiso.2019.108968
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2020WA24      Phys.Rev. C 102, 024329 (2020)

S.G.Wahid, S.K.Tandel, S.Suman, M.Hemalatha, A.Patel, P.Roy, A.Y.Deo, Pragati, P.C.Srivastava, B.Bhoy, S.S.Bhattacharjee, R.P.Singh, S.Muralithar, P.Chowdhury, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, S.Rai, A.Sharma

Metastable states from multinucleon excitations in ²⁰²Tl and ²⁰³Pb

NUCLEAR REACTIONS ¹⁹⁸Pt(⁷Li, 3n)²⁰²Tl, E=31-36 MeV; ¹⁹⁷Au(²⁰⁹Bi, X), E=1450 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), half-lives of isomers by γ(t) and centroid-shift method using the INGA array at IUAC-New Delhi for the ²⁰²Tl experiment, and Gammasphere array at the ATLAS-ANL facility for ²⁰³Pb. ²⁰²Tl, ²⁰³Pb; deduced high-spin levels, isomers, J, π, multipolarities, B(E2), B(E3), configurations. Systematics of energies and B(Eλ) for isomers in ^202,203,204Tl and ^203,204,205Pb. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.102.024329
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Data from this article have been entered in the XUNDL database. For more information, click here.

2015HE23      Phys.Rev. C 92, 024611 (2015)

M.Hemalatha, N.Maladkar, S.Kailas

Correlation between nuclear charge radii of Ti and reaction cross sections for p-Ti

NUCLEAR STRUCTURE ^{44,46,48,50,52,54,56}Ti; calculated root-mean-square charge radii, proton and neutron density distributions using Relativistic Hartree Bogoliubov model with density-dependent meson-exchange relativistic energy functional using the interaction DD-ME2.

NUCLEAR REACTIONS ^{44,46,48,50,52,54,56}Ti(p, p), E=65 MeV; calculated σ(θ), total reaction σ. Semimicroscopic optical model. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.024611
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2015KA39      Pramana 85, 517 (2015)

S.Kailas, M.Hemalatha, A.Saxena

Nuclear transmutation strategies for management of long-lived fission products

doi: 10.1007/s12043-015-1063-z
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2014HE07      Pramana 82, 789 (2014)

M.Hemalatha

Double folding model analysis of elastic scattering of halo nucleus ¹¹Be from ⁶⁴Zn

NUCLEAR REACTIONS ⁶⁴Zn(⁹Be, ⁹Be), (¹⁰Be, ¹⁰Be), (¹¹Be, ¹¹Be), E=24.5 MeV; calculated σ, potential and normalization parameters. Complex energy-dependent M3Y interaction, comparison with experimental data.

doi: 10.1007/s12043-014-0729-2
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2013TA12      Phys.Rev. C 87, 034319 (2013)

S.K.Tandel, M.Hemalatha, A.Y.Deo, S.B.Patel, R.Palit, T.Trivedi, J.Sethi, S.Saha, D.C.Biswas, S.Mukhopadhyay

Evolution of octupole collectivity in ²²¹Th

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁶O, 3n), E=86 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using INGA array at TIFR facility. ²²¹Th; deduced high-spin levels, J, π, bands, multipolarity, moment of inertia plots, reflection-asymmetric octupole structures, intrinsic electric dipole moment. Systematics of energy splittings between positive and negative-parity states in odd-A (A=219-225) Th nuclei. Comparison with Woods-Saxon cranking calculations including octupole deformation.

doi: 10.1103/PhysRevC.87.034319
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Data from this article have been entered in the XUNDL database. For more information, click here.

2009HE09      Phys.Rev. C 79, 057602 (2009)

M.Hemalatha, Y.K.Gambhir, W.Haider, S.Kailas

Predicted weakening of the spin-orbit interaction with the addition of neutrons

NUCLEAR REACTIONS ^{76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110}Zr(polarized p, p), E=39.6, 50 MeV; ^{96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136}Sn(polarized p, p), E=22.5, 50 MeV; calculated volume integral per nucleon, σ, analyzing powers using microscopic proton-nucleus optical potential in the framework of first-order Brueckner theory with Urbana V14 soft core interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.79.057602
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2007HE06      Phys.Rev. C 75, 037602 (2007)

M.Hemalatha, Y.K.Gambhir, S.Kailas, W.Haider

Microscopic optical model potentials for p-nucleus scattering at intermediate energies

NUCLEAR REACTIONS ⁴⁰Ca(polarized p, p), E=35, 200 MeV; calculated σ(θ), Ay(θ). Microscopic optical model potentials compared with data.

doi: 10.1103/PhysRevC.75.037602
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2005HE28      Hyperfine Interactions 162, 133 (2005)

M.Hemalatha, S.Kailas, Y.K.Gambhir

Study of Exotic Nuclei

NUCLEAR STRUCTURE ^{112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141}Cs; calculated binding energies, radii, skin thickness.

doi: 10.1007/s10751-005-9214-0
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2004HE22      Nucl.Instrum.Methods Phys.Res. A531, 645 (2004)

M.Hemalatha, S.Kailas, K.Mahata, A.Shrivastava, K.Ramachandran, A.Chatterjee

Production of neutron-deficient nuclei ¹²⁷Cs and ¹²⁹Cs by heavy-ion fusion reaction

NUCLEAR REACTIONS Sn(¹¹B, xn)¹²⁷Cs/¹²⁹Cs, E=34.8-51.1 MeV; measured Eγ, Iγ, production σ.

doi: 10.1016/j.nima.2004.05.120
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0401.

2004HE24      Phys.Rev. C 70, 044320 (2004)

M.Hemalatha, A.Bhagwat, A.Shrivastava, S.Kailas, Y.K.Gambhir

Anomaly in the nuclear charge radii of Zr isotopes

NUCLEAR STRUCTURE ^{78,80,82,84,86,88,90,92,94,96,98,100,102,104,106}Zr; calculated ground-state deformation, radii, two-neutron separation energies, density distributions. Relativistic mean-field approach.

NUCLEAR REACTIONS ^{88,90,92,94,96,98,100,102}Zr(p, p), E=50 MeV; calculated σ(θ). ^{78,80,82,84,86,88,90,92,94,96,98,100,102,104,106}Zr(p, X), E=50 MeV; calculated reaction σ. Relativistic mean-field approach, comparison with data.

doi: 10.1103/PhysRevC.70.044320
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