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NSR database version of May 10, 2024.

Search: Author = A.Singh

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2024DE12      Phys.Rev. C 109, 044327 (2024)

A.Dey, A.K.Singh, A.Basu, S.Nag, G.Mukherjee, S.Bhattacharyya, S.Nandi, S.Bhattacharya, R.Banik, R.Raut, S.S Ghugre, S.Das, S.Samanta, S.Chatterjee, A.Goswami, S.Ali, H.Pai, S.Rajbanshi

Yrast and nonyrast states in 126Te

doi: 10.1103/PhysRevC.109.044327
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2024LE05      Phys.Rev.Lett. 132, 132501 (2024)

M.Le Joubioux, H.Savajols, W.Mittig, X.Flechard, L.Hayen, Yu.E.Penionzhkevich, D.Ackermann, C.Borcea, L.Caceres, P.Delahaye, F.Didierjean, S.Franchoo, A.Grillet, B.Jacquot, M.Lebois, X.Ledoux, N.Lecesne, E.Lienard, S.Lukyanov, O.Naviliat-Cuncic, J.Piot, A.Singh, V.Smirnov, C.Stodel, D.Testov, D.Thisse, J.C.Thomas, D.Verney

Search for a Neutron Dark Decay in 6He

RADIOACTIVITY 6He(α), (2n), (n); measured decay products, En, In. 1NN; deduced a coincident neutron signal resulted in an upper limit on a dark decay branching ratio, an upper bound on a dark neutron branching ratio. The Grand Accelerateur National d'Ions Lourds (GANIL) SPIRAL1 facility.

doi: 10.1103/PhysRevLett.132.132501
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2024PR03      Phys.Rev. C 109, 034301 (2024)

M.Prajapati, S.Nag, A.K.Singh, A.Al-Khatib, H.Hubel, A.Neusser-Neffgen, G.B.Hagemann, G.Sletten, B.Herskind, C.R.Hansen, G.Benzoni, A.Bracco, R.V.F.Janssens, M.P.Carpenter, P.Chowdhury

Possible wobbling phenomenon in 125Xe

doi: 10.1103/PhysRevC.109.034301
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2024SH09      Eur.Phys.J. A 60, (2024)

H.Sharma, M.Maiti, M.Sagwal, R.Kumar, A.Singh, S.Sodaye

Study of 9Be fusion in 93Nb near the Coulomb barrier

NUCLEAR REACTIONS 93Nb(9Be, X), E=20-46 MeV; measured reaction products, Eγ, Iγ; deduced fusion σ. Comparison with the framework of the coupled-channel approach using the CCFULL code. The BARC-TIFR Pelletron facility in India.

doi: 10.1140/epja/s10050-024-01296-5
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2024SI06      Appl.Radiat.Isot. 208, 111287 (2024)

A.Singh, M.Maiti

Yield estimation of radionuclides from 6, 7Li-induced reactions: A comparative analysis for 97, 95Ru

NUCLEAR REACTIONS 93Nb(6Li, X)95Ru/97Ru/94Ru/96Tc/95Tc/94Tc/93Mo/92Nb, E=31-43 MeV; 93Nb(7Li, X)95Ru/97Ru/96Tc/95Tc/93Mo, E=20-38 MeV; measured reaction products, Eγ, Iγ; deduced yields, σ. Comparison with EMPIRE3.2.2 code calculations. The 14-UD BARC-TIFR pelletron facility in Mumbai, India.

doi: 10.1016/j.apradiso.2024.111287
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2023KU06      Phys.Rev. C 107, 034614 (2023)

R.Kumar, M.Maiti, A.Pal, S.Santra, P.Kaur, M.Sagwal, A.Singh, P.C.Rout, A.Baishya, R.Gandhi, T.Santhosh

Shell effect driven fission modes in fragment mass and total kinetic energy distribution of 192Hg

NUCLEAR REACTIONS 160Gd(32S, X)192Gd*, E=139.7, 151.9, 163.3 MeV; measured fission fragments, coincidence between fragments, Time-of-Flight; deduced fission fragments mass distribution, total kinetic energy distribution, contribution of symmetric fission. Systematics of ratio of symmetric yield to the total yield of fragments from fission of Gd, Hg Pb and Pt isotopes.Comparison of experimental mass distribution from 192Hg, 191Au, 190Hg and 192Hg. Comparison to GEF predictions. Measurements with 2 position-sensitive multiwire proportional chambers (MWPCs) at 14-UD BARC-TIFR Pelletron-Linac facility (Mumbai).

doi: 10.1103/PhysRevC.107.034614
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2023SI02      Phys.Rev. C 107, 024906 (2023)

A.Singh, P.K.Srivastava, G.Devi, B.K.Singh

Production and enhancement of (multi-) strange hadrons in Au+Au collisions at √ sNN = 2000 GeV RHIC energy and Pb+Pb collisions at √ sNN = 2.76 TeV LHC energy

doi: 10.1103/PhysRevC.107.024906
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2023SI10      Phys.Rev. C 107, 054610 (2023)

A.Singh, M.Maiti

Investigation of the fusion mechanism in the 6Li-induced reaction on 93Nb

NUCLEAR REACTIONS 93Nb(6Li, 2n), (6Li, 4n), (6Li, 5n), (6Li, 2np), (6Li, 3np), (6Li, 4np), (6Li, 2nα), (6Li, 2npα), E=24.2-42.8 MeV; measured Eγ, Iγ; deduced residue production σ(E), incomplete fusion (ICF) σ, pre-equilibrium contribution to the total σ, isomeric σ ratio for for 96Tc and 94Tc isomeric pairs. Established ICF systematics with entrance channel parameters like α-separation energy, Coulomb factor (ZPZT), mass asymmetry, neutron skin thickness, and input angular momentum in 6,7Li induced reactions. Comparison to the calculations in the framework of PACE4, ALICE23, and EMPIRE3.2.2 codes. HPGe-based activation measurements of stacked foils at BARC-TIFR Pelletron facility (Mumbai).

doi: 10.1103/PhysRevC.107.054610
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2023SI12      Nucl.Instrum.Methods Phys.Res. A1053, 168354 (2023)

A.Singh, X.Mougeot, S.Leblond, M.Loidl, B.Sabot, A.Nourreddine

Development of a 4π detection system for the measurement of the shape of β spectra

RADIOACTIVITY 14C(β-), 204Tl(β-), (EC); measured decay products, Eβ, Iβ; deduced β-spectra, Q-values, shape factors. Comparison with AME2020 Q-values.

doi: 10.1016/j.nima.2023.168354
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Data from this article have been entered in the XUNDL database. For more information, click here.


2023SI17      Phys.Rev. C 108, 024607 (2023)

A.Singh, M.Maiti, T.N.Nag, S.Sodaye

Measurement of residues from the 6Li+Zn reaction: Analysis of fusion phenomena below 7.1 MeV/nucleon

NUCLEAR REACTIONS Zn(6Li, X)72As/71As/70As/69As/69Ge/67Ge/66Ge/68Ga/67Ga/66Ga/65Ga71mZn/69mZn/65Zn/63Zn/61Cu, E=21-43 MeV; measured Eγ, Iγ; deduced production σ(E) of residues, complete and incomplete fusion σ(E). Comparison to the calculations done with of PACE4 and EMPIRE3.2.2 codes. Activation techniques with HPGe detector offbeam measurements. Stacked foils activated at BARC-TIFR pelletron facility (Mumbai).

RADIOACTIVITY 67Ga(EC)[from Zn(6Li, X), E=21-43 MeV]; measured Eγ, Iγ; deduced T1/2, branching ratio for 93.31 keV γ-transition. Discussed the optimization of of medically relevant 67Ga residue production.

doi: 10.1103/PhysRevC.108.024607
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2022DE09      Phys.Rev. C 105, 044307 (2022)

P.Dey, D.Negi, R.Palit, P.C.Srivastava, Md.S.R.Laskar, B.Das, F.S.Babra, S.Bhattacharya, B.Das, K.Rojeeta Devi, R.Gala, U.Garg, S.S.Ghugre, E.Ideguchi, S.Kumar, A.Kundu, G.Mukherjee, S.Muralithar, S.Nag, S.Nandi, Neelam, M.K.Raja, R.Raut, R.Santra, A.Sharma, S.Sihotra, A.K.Singh, R.P.Singh, T.Trivedi

Experimental investigation of high-spin states in 90Zr

NUCLEAR REACTIONS 82Se(13C, 5n), E=60 MeV; measured Eγ, Iγ, γγγ-coin, γ(θ). 90Zr; deduced levels, J, π, DCO ratios, polarization asymmetry, multipolarity, high-spin states, bands structure, configurations. Comparison to shell-model calculations with the GWBXG effective interaction. Indian National Gamma Array (INGA) at TIFR-BARC Pelletron Linac Facility.

doi: 10.1103/PhysRevC.105.044307
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022SI02      J.Phys.(London) G49, 025101 (2022)

A.Singh, A.Shukla, M.K.Gaidarov

Cluster decay half-lives in trans-tin and transition metal region using RMF theory

RADIOACTIVITY 118,120,122Ce(16O), 116,118,120,122,124,126Ce, 118,120,122,124,126,128Nd(20Ne), 156,158,160,162,164,166Hf, 158,160,162,164,166,168W, 160,162,164,166,168,170Os(8Be), 158,160,162,164,166,168,170W, 160,162,164,166,168,170,172Os(12C), 158,160,162,164,166,168,170,172W, 160,162,164,166,168,170,172,174Os, 166,168,170,172,174,176Pt(16O), 166,168,170,172,174,176,178Pt, 170,172,174,176,178,180Hg(20Ne), 166,168,170,172,174,176,178,180Pt, 170,172,174,176,178,180,182Hg(24Mg); calculated penetrability, T1/2. Comparison with available data.

doi: 10.1088/1361-6471/ac3c4e
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2022SI14      Nucl.Phys. A1023, 122439 (2022)

A.Singh, A.Shukla, M.K.Gaidarov

Structure and decay modes study of Th, U, and Pu isotopes using relativistic mean field model

RADIOACTIVITY 214,216,218,220,222,224,226,228Th, 216,218,220,222,224,226,228,230,232U, 220,222,224,226,228,230,232,234,236Pu(α), 218,220,222,224,226,228Th, 218,220,222,224,226,228,230U, 222,224,226,228,230,232,234Pu(8Be), 218,220,222,224,226,228,230,232,234Th, 218,220,222,224,226,228,230,232U, 222,224,226,228,230,232,234,236Pu(12C), 218,220,222,224,226,228,230,232,234Th, 218,220,222,224,226,228,230,232U, 224,226,228,230,232,234,236Pu(16O), 220,222,224,226,228,230,232U, 224,226,228,230,232,234,236,238Pu(20Ne); calculated T1/2, penetrability. Comparison with available data.

doi: 10.1016/j.nuclphysa.2022.122439
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2022SI27      Acta Phys.Pol. B53, 10-A3 (2022)

A.Singh, A.Shukla, V.Kumar, M.K.Gaidarov

Study of Two-proton Emission Half-lives Using Relativistic Mean-field Model

RADIOACTIVITY 45Fe, 48Ni, 54Zn, 65,67Kr, 58,59Ge, 63Se, 70Sr, 74,75Zr(2p); calculated T1/2 using the relativistic mean-field (RMF) approach with the force parameter NL3*. Comparison with available data.

doi: 10.5506/APhysPolB.53.10-A3
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2021BA03      Phys.Rev. C 103, 014301 (2021)

A.Basu, A.K.Singh, I.Ragnarsson, B.G.Carlsson, A.Kardan, G.B.Hagemann, G.Sletten, B.Herskind, H.Hubel, S.Chmel, A.N.Wilson, J.Rogers, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, P.Fallon, B.M.Nyako, J.Timar

Highly deformed band structures due to core excitations in 123Xe

NUCLEAR REACTIONS 80Se(48Ca, 5n)123Xe, E=207 MeV; measured Eγ, Iγ, two to four-fold γγ-coin, angular-distribution ratios for eight transitions using the Gammasphere array at ATLAS-ANL facility. 123Xe; deduced high-spin levels, J, π, multipolarities, highly-deformed rotational bands, alignments, band crossings, configurations; calculated total energy surfaces. Comparison with cranked Nilsson-Strutinsky (CNS) and cranked Nilsson-Strutinsky-Bogoliubov (CNSB) models.

doi: 10.1103/PhysRevC.103.014301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2020BA12      Phys.Rev. C 101, 024309 (2020)

A.Basu, A.K.Singh, S.Nag, G.B.Hagemann, G.Sletten, B.Herskind, A.N.Wilson, J.Rogers, I.Ragnarsson, H.Hubel, S.Chmel, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, P.Fallon, B.M.Nyako, J.Timar

Evolution of collective and noncollective structures in 123Xe

NUCLEAR REACTIONS 80Se(48Ca, 5n)123Xe, E=207 MeV; measured Eγ, Iγ, γγ-coin, γ-ray angular distribution ratios using Gammasphere array at ATLAS-ANL facility. 123Xe; deduced high-spin levels, J, π, multipolarities, rotational bands, configurations, alignments, B(E1), B(E1)/B(E2); calculated total-energy surfaces in (ϵ2, γ) plane. Comparison with cranked Nilsson-Strutinsky (CNS) calculations.

doi: 10.1103/PhysRevC.101.024309
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2019AL28      Phys.Lett. B 798, 134960 (2019)

S.Ali, S.Rajbanshi, R.Raut, H.Pai, Y.Y.Wang, G.Gangopadhyay, J.Meng, R.Palit, S.Nag, A.Bisoi, S.Saha, J.Sethi, S.Bhattacharyya, S.Chattopadhyay, G.Mukherjee, A.K.Singh, T.Trivedi, A.Goswami

Evidence of the octupole correlation between the shears bands in 142Eu

NUCLEAR REACTIONS 116Cd(31P, 5n)142Eu, E=148 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, J, π, branching ratio, level T1/2, B(M1), B(E1), B(E2), two opposite parity dipole bands, octupole correlation.

doi: 10.1016/j.physletb.2019.134960
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019MI16      Eur.Phys.J. A 55, 107 (2019)

A.Mishra, A.K.Singh, N.S.Rawat, P.Aman

Kaons and antikaons in strong magnetic fields

doi: 10.1140/epja/i2019-12783-5
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2019SA28      Phys.Rev. C 99, 054301 (2019)

S.Saha, R.Palit, J.Sethi, S.Biswas, P.Singh, S.Nag, A.K.Singh, I.Ragnarsson, F.S.Babra, U.Garg, A.Goswami, E.Ideguchi, H.C.Jain, S.Kumar, Md.S.R.Laskar, G.Mukherjee, Z.Naik, C.S.Palshetkar

Observation of rotation about the longest principal axis in 89Zr

NUCLEAR REACTIONS 80Se(13C, 4n), E=50, 60 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(polarization asymmetry), and level half-lives by DSAM using INGA array at TIFR accelerator facility. 89Zr; deduced high-spin levels, J, π, multipolarities, dipole band, B(M1), configuration; calculated excitation energy relative to a rotating liquid drop energy as a function of spin, and total energy surface plots using cranked Nilsson-Strutinsky model.

doi: 10.1103/PhysRevC.99.054301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019SI39      Nucl.Data Sheets 160, 405 (2019)

B.Singh, M.S.Basunia, M.Martin, E.A.McCutchan, I.Bala, R.Caballero-Folch, R.Canavan, R.Chakrabarti, A.Chekhovska, M.M.Grinder, S.Kaim, D.Kanjilal, D.Kasperovych, M.J.Kobra, H.Koura, S.Nandi, A.Olacel, A.Singh, B.P.E.Tee

Nuclear Data Sheets for A=218

COMPILATION 218Pb, 218Bi, 218Po, 218At, 218Rn, 218Fr, 218Ra, 218Ac, 218Th, 218Pa, 218U; compiled, evaluated nuclear structure data.

doi: 10.1016/j.nds.2019.100524
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This article is in the ENSDF database. For more information, click here.


2019SI42      Appl.Radiat.Isot. 154, 108897 (2019)

A.Singh, X.Mougeot, B.Sabot, D.Lacour, A.Nourreddine

Beta spectrum measurements using a quasi-4π detection system based on Si detectors

RADIOACTIVITY 36Cl(β-), (EC), 133Ba(EC); measured decay products, Eβ, Iβ; deduced β-spectra. Comparison with PENELOPE simulations.

doi: 10.1016/j.apradiso.2019.108897
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2019SI47      Eur.Phys.J. D 73, 85 (2019), Pub.Correction Eur.Phys.J. D 76, 74 (2022)

A.K.Singh, D.Dawra, M.Dimri, A.K.S.Jha, M.Mohan

Relativistic R-matrix calculations of photoionization cross sections of Cu XVIII

NUCLEAR REACTIONS Cu(γ, e-), E not given; calculated total photoionization σ using the close-coupling Breit Pauli R-matrix (BPRM) approximation. Comparison with the NIST databases.

doi: 10.1140/epjd/e2019-90464-x
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2019SR03      Eur.Phys.J. A 55, 69 (2019)

P.K.Srivastava, A.Singh, O.S.K.Chaturvedi, P.K.Raina, B.K.Singh

Transverse momentum distribution of charged hadrons based on wounded quark mode

doi: 10.1140/epja/i2019-12741-3
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2018CH16      Eur.Phys.J. A 54, 46 (2018)

O.S.K.Chaturvedi, P.K.Srivastava, A.Singh, B.K.Singh

Universal freezeout condition for charged hadrons in a hybrid approach

doi: 10.1140/epja/i2018-12488-3
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2018PA26      Phys.Rev. C 98, 014625 (2018)

S.Parashari, S.Mukherjee, A.P.Singh, V.Vansola, H.Naik, B.K.Nayak, R.Makwana, S.V.Suryanarayana, N.L.Singh, M.Mehta, Y.S.Sheela, M.Karkera, R.D.Chauhan, S.C.Sharma

Measurement of 232Th (n, γ) reaction cross sections in the neutron energy range of 11-19 MeV

NUCLEAR REACTIONS 232Th(n, γ), E=11-19 MeV; measured Eγ, Iγ, σ(E) using activation and offline γ-ray spectrometric techniques at the BARC-TIFR Pelletron facility. Comparison with previous experimental values, evaluated data in ENDF/B-VII.1 and JENDL-4.0 libraries, and with theoretical calculations using TALYS-1.8 code with both default and adjusted parameter sets.

doi: 10.1103/PhysRevC.98.014625
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33116.


2018SI03      Phys.Rev. C 97, 024323 (2018)

A.K.Singh, A.Basu, S.Nag, H.Hubel, J.Domscheit, I.Ragnarsson, A.Al-Khatib, G.B.Hagemann, B.Herskind, D.R.Elema, J.N.Wilson, R.M.Clark, M.Cromaz, P.Fallon, A.Gorgen, I.-Y.Lee, D.Ward, W.C.Ma

Absence of paired crossing in the positive parity bands of 124Cs

NUCLEAR REACTIONS 64Ni(64Ni, 3np), E=265 MeV from the 88-inch cyclotron at Lawrence Berkeley National Laboratory; measured Eγ, Iγ, γγ-coin, γγ(θ) angular distribution ratios using Gammasphere array of 100 Compton-suppressed Ge detectors, enriched target. 124Cs; deduced high-spin levels, J, π, multipolarities, rotational bands, chiral partner bands, configurations, alignments, band crossings; calculated potential-energy surfaces, single-neutron routhians. Comparison with configuration-dependent cranked Nilsson-Strutinsky model calculations.

doi: 10.1103/PhysRevC.97.024323
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2017AL30      Phys.Rev. C 96, 021304 (2017)

S.Ali, S.Rajbanshi, B.Das, S.Chattopadhyay, M.S.Sarkar, A.Goswami, R.Raut, A.Bisoi, S.Nag, S.Saha, J.Sethi, R.Palit, G.Gangopadhyay, T.Bhattacharjee, S.Bhattacharyya, G.Mukherjee, A.K.Singh, T.Trivedi

Evidence of antimagnetic rotation in an odd-odd nucleus: The case of 142Eu

NUCLEAR REACTIONS 116Cd(31P, 5n), E=148 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(ADO and DCO ratios), γγ(linear polarization), level half-lives by DSAM using INGA array at 14UD Pelletron-Linear facility of TIFR-Mumbai. 142Eu; deduced high-spin levels, J, π, band, multipolarities, mixing ratio, B(E2), dynamic moment of inertia J(2), J(2)/B(E2) ratios, antimagnetic rotational (AMR) band, and configuration. Comparison with predictions of semiclassical geometric model, and with the experimental data for AMR band in 143Eu.

doi: 10.1103/PhysRevC.96.021304
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2017SH12      Nucl.Instrum.Methods Phys.Res. B401, 33 (2017)

S.J.Sharma, T.Singh, D.Singh, A.Singh, A.S.Dhaliwal

Total bremsstrahlung spectra of thick lead compounds produced by 90Sr beta emitter in photon energy region of 10-100 keV

RADIOACTIVITY 90Sr(β-); measured decay products, Eγ, Iγ; deduced the total bremsstrahlung spectra in thick lead compounds.

doi: 10.1016/j.nimb.2017.04.027
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2017SH45      Appl.Radiat.Isot. 130, 1 (2017)

S.J.Sharma, T.Singh, D.Singh, A.Singh, A.S.Dhaliwal

Thick target total bremsstrahlung spectra of lead compounds in the photon energy region 1-10 keV by 90Sr beta particles

NUCLEAR REACTIONS Pb(E, γ), E<546 keV; measured reaction products, Eγ, Iγ; deduced total bremsstrahlung spectra in thick targets. Comparison with nuclear models.

doi: 10.1016/j.apradiso.2017.09.010
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2016GO01      At.Data Nucl.Data Tables 107, 406 (2016)

A.Goyal, I.Khatri, S.Aggarwal, A.K.Singh, M.Mohan

Calculation of energy levels, lifetimes and radiative data for La XXIX to Sm XXXIV

ATOMIC PHYSICS La, Ce, Pr, Nd, Pm, Sm; calculated energy levels, T1/2 and radiative rates for E1, E2, M1 amd M2 transitions. The Multi-configuration Dirac-Fock (MCDF) method, comparison with available data.

doi: 10.1016/j.adt.2015.07.001
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2016KH01      At.Data Nucl.Data Tables 107, 367 (2016)

I.Khatri, A.Goyal, S.Aggarwal, A.K.Singh, M.Mohan

Energy levels and radiative transition rates for Ba XLVIII

ATOMIC PHYSICS Ba; calculated energy levels, T1/2 and radiative rates for E1, E2, M1 amd M2 transitions. The fully relativistic multi-configurational Dirac-Fock method, comparison with available data.

doi: 10.1016/j.adt.2015.07.002
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2016NA29      Phys.Rev. C 94, 034307 (2016)

S.Nag, A.K.Singh, G.B.Hagemann, G.Sletten, B.Herskind, T.Dossing, I.Ragnarsson, H.Hubel, A.Burger, S.Chmel, A.N.Wilson, J.Rogers, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, E.A.Stefanova, P.Fallon, B.M.Nyako, J.Timar, K.Juhasz

Observation of high-spin bands with large moments of inertia in 124Xe

NUCLEAR REACTIONS 80Se(48Ca, 4n)124Xe, E=207 MeV; measured Eγ, Iγ, γγ-coin using GAMMASPHERE array at ATLAS-ANL facility. 124Xe; deduced high-spin levels, J, π, bands, moment of inertia plots, configurations; calculated total-energy surface contours Comparison with cranked Nilsson-Strutinsky calculations. Systematics of alignment plots in 120Te, 125I, 124,125,126Xe, 124Ba, 132Ce.

doi: 10.1103/PhysRevC.94.034307
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016RA33      Phys.Rev. C 94, 044318 (2016)

S.Rajbanshi, S.Ali, A.Bisoi, S.Nag, S.Saha, J.Sethi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, T.Trivedi, A.Goswami

Shears mechanism and development of collectivity in 141Sm

NUCLEAR REACTIONS 116Cd(31P, 5np), E=148 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(DCO), γγ(θ)(ADO), γγ(linear polarization), level half-lives by DSAM using the INGA array at TIFR Pelletron Linac facility. 141Sm; deduced high-spin levels, J, π, multipolarities, mixing ratios, configurations, B(M1), magnetic-dipole rotational (MR) band; calculated contour plots of TRS calculations for two bands. Comparison with principal axis cranking (SPAC) model calculation involving shears mechanism. Systematics of spin versus angular frequency plots for MR bands in 139,141,142Sm, 142Gd, 143Eu.

doi: 10.1103/PhysRevC.94.044318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016SI10      At.Data Nucl.Data Tables 109-110, 339 (2016)

A.K.Singh, A.Goyal, I.Khatri, S.Aggarwal, R.Sharma, M.Mohan

Energy levels, lifetimes and radiative data of Ba XXVI

ATOMIC PHYSICS Ba; calculated energy levels, radiative rates, T1/2. Comparison with available data.

doi: 10.1016/j.adt.2015.12.003
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2015RA12      Phys.Lett. B 748, 387 (2015)

S.Rajbanshi, S.Roy, S.Nag, A.Bisoi, S.Saha, J.Sethi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, T.Trivedi, A.Goswami

Antimagnetic rotation and sudden change of electric quadrupole transition strength in 143Eu

NUCLEAR REACTIONS 116Cd(31P, 4n), E=148 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level scheme, B(E2). Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2015.07.033
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2015SE17      Phys.Rev. C 92, 064307 (2015)

K.Selvakumar, A.K.Singh, C.Ghosh, P.Singh, A.Goswami, R.Raut, A.Mukherjee, U.Datta, P.Datta, S.Roy, G.Gangopadhyay, S.Bhowal, S.Muralithar, R.Kumar, R.P.Singh, M.K.Raju

Evidence for octupole correlation and chiral symmetry breaking in 124Cs

NUCLEAR REACTIONS 96Zr(32S, 3np), E=140 MeV; measured Eγ, Iγ, γγ-coin, branching ratios, level half-lives by DSAM using INGA array at Pelletron accelerator at IUAC-New Delhi. 124Cs; deduced high-spin levels, J, π, bands, B(E2), B(M1), B(E1), B(M1)/B(E2) ratios, chiral-partner bands. Comparison with particle-rotor model, and triaxial projected shell model calculations. Comparison of B(M1) and B(E2) rates, and energy separations in chiral partner bands with those in 126,128Cs.

doi: 10.1103/PhysRevC.92.064307
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2015SI02      Appl.Radiat.Isot. 98, 113 (2015)

A.Singh, A.S.Dhaliwal

Measurement of the internal bremsstrahlung spectrum of a 89Sr beta emitter in the 1-100 keV photon energy regime

RADIOACTIVITY 89Sr(β-); measured decay products, Eγ, Iγ; deduced spectrum shape. Comparison with Nilsson and KUB theoretical predictions.

doi: 10.1016/j.apradiso.2015.02.001
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2015SI03      Phys.Lett. A 379, 1127 (2015)

A.Singh, A.S.Dhaliwal

Studies of polarization bremsstrahlung and ordinary bremsstrahlung from 89Sr beta particles in metallic targets in the photon energy region of 1-100 keV

RADIOACTIVITY 89Sr(β-); measured decay products, Eγ, Iγ; deduced bremsstrahlung spectrum parameters.

doi: 10.1016/j.physleta.2015.01.011
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2015ZE02      Eur.Phys.J. A 51, 50 (2015)

T.Zerrouki, C.M.Petrache, R.Leguillon, K.Hauschild, A.Korichi, A.Lopez-Martens, S.Frauendorf, I.Ragnarsson, H.Hubel, A.Neusser-Neffgen, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, D.Curien, G.B.Hagemann, B.Herskind, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk

Shape evolution and magnetic rotation in 141Nd

NUCLEAR REACTIONS 96Zr(48Ca, 3n), E not given; measured Eγ, Iγ, γγ-coin using EUROBALL spectrometer. 141Nd deduced levels, J, π, γ transitions, high-spin states, γ transitions multipolarity, γ anisotropy, quadrupole high-spin bands; calculated interpretation of high-spin bands, deformation, quadrupole moment, inertia moment, triaxial deformation, shape evolution, B(M1), B(E2), neutron single-particle Routhians using cranked Nilsson-Strutinsky and tilted axis cranking models.

doi: 10.1140/epja/i2015-15050-y
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2014KA07      Eur.Phys.J. A 50, 5 (2014)

N.Kaur, A.Kumar, G.Mukherjee, A.Singh, S.Kumar, R.Kaur, V.Singh, B.R.Behera, K.P.Singh, G.Singh, H.P.Sharma, S.Kumar, M.K.Raju, P.V.M.Rao, S.Muralithar, R.P.Singh, R.Kumar, N.Madhvan, R.K.Bhowmik

High spin structure in 130, 131Ba

NUCLEAR REACTIONS 122Sn(13C, 5n), (13C, 4n), E=65 MeV; measured Eγ, Iγ(θ), γγ-coin using INGA Compton-suppressed clover detectors. 130,131Ba deduced levels, J, π, high spin states, γ transitions, band crossing, deformation, bands alignment. 131Ba deduced asymmetry parameter using 152Eu source.

doi: 10.1140/epja/i2014-14005-2
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2014NA30      Phys.Rev. C 90, 037302 (2014)

S.Nag, P.Singh, A.K.Singh, A.Burger, M.P.Carpenter, S.Chmel, P.Fallon, G.B.Hagemann, B.Herskind, H.Hubel, R.V.F.Janssens, K.Juhasz, T.L.Khoo, F.G.Kondev, A.Korichi, T.Lauritsen, B.M.Nyako, I.Ragnarsson, J.Rogers, G.Sletten, J.Timar, A.N.Wilson, S.Zhu

Revised level structure of 120Te

NUCLEAR REACTIONS 80Se(48Ca, 4nα), E=207 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using Gammasphere array. 120Te; deduced high-spin levels, J, π, multipolarity, rotational bands. Comparison with cranked Nilsson-Strutinsky model calculations.

doi: 10.1103/PhysRevC.90.037302
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2014RA03      Phys.Rev. C 89, 014315 (2014)

S.Rajbanshi, A.Bisoi, S.Nag, S.Saha, J.Sethi, T.Trivedi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, A.Goswami

Shape coexistence in the near-spherical 142Sm nucleus

NUCLEAR REACTIONS 116Cd(31P, 4np), E=148 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(DCO), γ(θ)(ADO), γγ(linear polarization), level half-lives by DSAM and isomer half-lives by γ(t) using INGA array at TIFR-BARC Pelletron Linac facility. 142Sm; deduced high-spin levels, J, π, multipolarity, bands, magnetic dipole rotational band, B(M1), B(E2), configurations; calculated total energy surfaces contours in β2-γ plane. Comparison with shell model, cranked Nilsson-Strutinsky (CNS), and semiclassical principle axis cranking (SPAC) model calculations.

doi: 10.1103/PhysRevC.89.014315
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2014RA18      Phys.Rev. C 90, 024318 (2014)

S.Rajbanshi, A.Bisoi, S.Nag, S.Saha, J.Sethi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, T.Trivedi, A.Goswami

Multiple magnetic rotational bands based on proton alignment in 143Eu

NUCLEAR REACTIONS 116Cd(31P, 4n), E=148 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), γγ(linear polarization), level half-lives by DSAM using INGA array at TIFR Pelletron facility. 143Eu; deduced high-spin levels, J, π, B(M1), multipolarities, magnetic-dipole (shears) rotational bands, configurations. Principal axis cranking model, and TRS calculations.

doi: 10.1103/PhysRevC.90.024318
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2014SI21      Appl.Radiat.Isot. 94, 44 (2014)

A.Singh, A.S.Dhaliwal

Studies of internal bremsstrahlung spectrum of 35S beta emitter in the photon energy region of 1-100 keV

RADIOACTIVITY 35S(β-); measured reaction products, Eγ, Iγ; deduced photon yields. Comparison with available data.

doi: 10.1016/j.apradiso.2014.07.003
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2014TO01      Phys.Rev.Lett. 112, 052501 (2014)

D.Tonev, M.S.Yavahchova, N.Goutev, G.de Angelis, P.Petkov, R.K.Bhowmik, R.P.Singh, S.Muralithar, N.Madhavan, R.Kumar, M.K.Raju, J.Kaur, G.Mohanto, A.Singh, N.Kaur, R.Garg, A.Shukla, Ts.K.Marinov, S.Brant

Candidates for Twin Chiral Bands in 102Rh

NUCLEAR REACTIONS 94Zr(11B, 3n), E=36 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, T1/2, B(E2), B(M1). Two quasiparticles plus triaxial rotor model calculations, Indian National Gamma Array, DSA technique.

doi: 10.1103/PhysRevLett.112.052501
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2013LE22      Phys.Rev. C 88, 014323 (2013)

R.Leguillon, C.M.Petrache, T.Zerrouki, T.Konstantinopoulos, K.Hauschild, A.Korichi, A.Lopez-Martens, S.Frauendorf, I.Ragnarsson, P.T.Greenlees, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, P.Nieminen, M.Nyman, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo, H.Hubel, A.Neusser-Neffgen, A.Al-Khatib, A.Burger, N.Nenoff, A.K.Singh, D.Curien, G.B.Hagemann, B.Herskind, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.M.Cullen

High-spin spectroscopy of 140Nd

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=180, 195 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using the JUROGAM II+RITU+GREAT setup at Jyvaskyla and the EUROBALL array at the IRS in Strasbourg. Recoil-decay tagging technique. 140Nd; deduced high-spin levels, J, π, multipolarity, bands, alignments, configurations, B(M1)/B(E2), stable triaxial shape at high spin; calculated potential energy surface contours in (β2, γ) plane, single-particle Routhians using cranked Nilsson-Strutinsky and tilted axis cranking models.

doi: 10.1103/PhysRevC.88.014323
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2013NA31      Phys.Rev. C 88, 044335 (2013)

S.Nag, A.K.Singh, I.Ragnarsson, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, B.Herskind, G.Sletten, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, R.M.Clark, P.Fallon, G.Benzoni, A.Bracco, F.Camera, P.Chowdhury

Collective and noncollective excitations in 122Te

NUCLEAR REACTIONS 82Se(48Ca, 4nα), E=200 MeV; measured Eγ, Iγ, γγ-coin, 3- and 4-fold γγ coincidences, γγ(θ)(ADO ratios) using Gammasphere array at ATLAS-ANL facility. 122Te; deduced high-spin levels, J, π, multipolarities, bands, configurations, alignments, dynamic moments of inertia; calculated total energy surface contours. Comparison with cranked Nilsson-Strutinsky model calculations. Systematics of band properties in 122Te, 125I, 125,126Xe, 132Ce.

doi: 10.1103/PhysRevC.88.044335
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2013NA37      Eur.Phys.J. A 49, 145 (2013)

S.Nag, P.Singh, K.Selvakumar, A.K.Singh, A.Bisoi, A.Goswami, S.Bhattacharya, S.Kumar, K.Singh, J.Sethi, S.Saha, T.Trivedi, S.V.Jadhav, R.Donthi, B.S.Naidu, R.Palit

Non-collective states in 122Te

NUCLEAR REACTIONS 116Cd(11B, 4np), E=65 MeV; measured in-beam Eγ, Iγ(θ), γγ-coin, γ linear polarization using Compton-suppressed clover detectors of INGA array. 122Te deduced levels, J, π, γ transitions, transition multipolarity, γ-ray asymmetry parameter from polarization; calculated levels, J, π using shell model with SM1, SM2, SM3 interactions.

doi: 10.1140/epja/i2013-13145-1
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2013SE14      Phys.Rev. C 88, 024313 (2013)

K.Selvakumar, A.K.Singh, S.Das, P.Singh, S.Nag, A.Gowsami, R.Raut, A.Mukherjee, U.Datta Pramanik, P.Dutta, S.Roy, G.Gangopadhyay, S.Bhowal, S.Muralithar, R.Kumar, R.P.Singh, M.K.Raju, T.Reddy

Shape evolution in 123Cs and 124Ba nuclei

NUCLEAR REACTIONS 96Zr(32S, 4np), (32S, 4n), E=140 MeV; measured Eγ, Iγ, level half-lives by DSAM using INGA array at IUAC facility. 123Cs, 124Ba; deduced high-spin levels, transition quadrupole moments, deformation parameters, shape change from prolate to triaxial. Comparison with cranked shell model calculations.

doi: 10.1103/PhysRevC.88.024313
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2013SI12      Nucl.Phys. A908, 12 (2013)

A.Singh, S.Puri, H.Mishra

Domain growth in chiral phase transitions: Role of inertial dynamics

doi: 10.1016/j.nuclphysa.2013.03.016
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2012GH07      Int.J.Mod.Phys. E21, 1250070 (2012)

S.K.Ghorui, P.K.Raina, P.K.Rath, A.K.Singh, Z.Naik, S.K.patra, C.R.Praharaj

Rotational bands and electromangnetic transitions of some even-even neodymium nuclei in projected Hartree-Fock model

NUCLEAR STRUCTURE 150,152,154,156,158,160Nd; calculated level energies, J, π, quadrupole moments, deformation parameters, B(E2), K-isomer bands. Self-consistent Hartree-Fock and angular momentum projection model.

doi: 10.1142/S021830131250070X
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2012GO31      J.Phys.:Conf.Ser. 366, 012021 (2012)

N.Goutev, M.S.Yavahchova, D.Tonev, G.de Angelis, P.Petkov, R.K.Bhowmik, R.P.Singh, S.Muralithar, N.Madhavan, R.Kumar, M.K.Raju, J.Kaur, G.Mahanto, A.Singh, N.Kaur, R.Garg, A.Sukla, Ts.K.Marinov, S.Brant

Level scheme investigation of 102Rh

NUCLEAR REACTIONS 96Zr(11B, 3n), E=36 MeV; measured Eγ, Iγ(θ), γγ-coin using clover polarization-sensitive Ge detectors with provision for DSAM (Doppler-Shift Attenuation Method); deduced γ cascade angular correlations, 4+1≥2+1≥0+1 and 6+1≥4+1≥2+1 angular correlation patterns, linear polarization of selected γ transitions, ΔI=1 band with negative parity.

doi: 10.1088/1742-6596/366/1/012021
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2012NA01      Phys.Rev. C 85, 014310 (2012)

S.Nag, A.K.Singh, A.N.Wilson, J.Rogers, H.Hubel, A.Burger, S.Chmel, I.Ragnarsson, G.Sletten, B.Herskind, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, H.Ha, P.Fallon, A.O.Macchiavelli, B.M.Nyako, J.Timar, K.Juhasz

Collective and noncollective states in 120Te

NUCLEAR REACTIONS 80Se(48Ca, 4nα), E=207 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using Gammasphere array. 120Te; deduced levels, J, π, multipolarity, high-spin rotational bands, non-collective states, moments of inertia; calculated Routhians, total energy surfaces. Comparison with cranked Nilsson-Strutinsky model calculations.

doi: 10.1103/PhysRevC.85.014310
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2012SA36      Phys.Rev. C 86, 034315 (2012)

S.Saha, R.Palit, J.Sethi, T.Trivedi, P.C.Srivastava, S.Kumar, B.S.Naidu, R.Donthi, S.Jadhav, D.C.Biswas, U.Garg, A.Goswami, H.C.Jain, P.K.Joshi, G.Mukherjee, Z.Naik, S.Nag, V.Nanal, R.G.Pillay, S.Saha, A.K.Singh

Experimental investigation of shell-model excitations of 89Zr up to high spin

NUCLEAR REACTIONS 80Se(13C, 4n)89Zr, E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol) using INGA array at TIFR Pelletron facility. 89Zr; deduced high-spin levels, J, π, multipolarity, configuration. Comparison with shell-model calculations.

NUCLEAR STRUCTURE 89Zr; calculated levels, J, π, wave functions, configurations using shell-model with JUN45 and jj44b interactions.

doi: 10.1103/PhysRevC.86.034315
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2012SI04      Phys.Rev. C 85, 034319 (2012)

P.Singh, A.K.Singh, A.N.Wilson, J.Rogers, H.Hubel, A.Burger, S.Chmel, I.Ragnarsson, G.Sletten, B.Herskind, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, H.Ha, P.Fallon, B.M.Nyako, J.Timar, K.Juhasz

Core excitations beyond maximally aligned configurations in 123I

NUCLEAR REACTIONS 80Se(48Ca, 4np)123I, E=207 MeV; measured Eγ, Iγ, γγ-coin, angular asymmetry ratios using Gammasphere array. 123I; deduced high-spin levels, J, π, multipolarity, bands, configurations, alignments; calculated potential energy surfaces. Comparison with Cranked Nilsson-Strutinsky calculations.

doi: 10.1103/PhysRevC.85.034319
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2012SI09      Phys.Rev. C 85, 054311 (2012)

P.Singh, S.Nag, K.Selvakumar, A.K.Singh, I.Ragnarsson, A.Bisoi, A.Goswami, S.Bhattacharya, S.Kumar, K.Singh, J.Sethi, S.Saha, T.Trivedi, S.V.Jadhav, R.Donthi, B.S.Naidu, R.Palit

High-spin spectroscopy of 122I

NUCLEAR REACTIONS 116Cd(11B, 5n), E=65 MeV; measured Eγ, Iγ, γγ-coin, angular distribution ratios, γγ(linear pol) using INGA array at TIFR, Mumbai facility. 122I; deduced high-spin levels, J, π, bands, multipolarity, configurations, band-crossing frequencies, alignment plots, signature splitting, and B(M1)/B(E2) ratios; calculated total energy surface contours in β-γ plane. Cranked Nilsson-Strutinsky calculations.

doi: 10.1103/PhysRevC.85.054311
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2012SI21      Phys.Rev. C 86, 067305 (2012)

P.Singh, A.K.Singh, A.N.Wilson, I.Ragnarsson, H.Hubel, A.Burger, M.P.Carpenter, S.Chmel, P.Fallon, G.B.Hagemann, B.Herskind, H.Ha, R.V.F.Janssens, K.Juhasz, A.Kardan, T.L.Khoo, F.G.Kondev, A.Korichi, T.Lauritsen, B.M.Nyako, J.Rogers, G.Sletten, J.Timar, S.Zhu

High-spin rotational bands in 123I

NUCLEAR REACTIONS 80Se(48Ca, 4np)123I, E=207 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array. 123I; deduced high-spin levels, J, π, bands, alignments, configurations; calculated potential energy surface contours. Cranked Nilsson-Strutinsky model calculations.

doi: 10.1103/PhysRevC.86.067305
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2012TR01      Phys.Rev. C 85, 014327 (2012)

T.Trivedi, R.Palit, J.Sethi, S.Saha, S.Kumar, Z.Naik, V.V.Parkar, B.S.Naidu, A.Y.Deo, A.Raghav, P.K.Joshi, H.C.Jain, S.Sihotra, D.Mehta, A.K.Jain, D.Choudhury, D.Negi, S.Roy, S.Chattopadhyay, A.K.Singh, P.Singh, D.C.Biswas, R.K.Bhowmik, S.Muralithar, R.P.Singh, R.Kumar, K.Rani

Small quadrupole deformation for the dipole bands in 112In

NUCLEAR REACTIONS 100Mo(16O, 3np), E=80 MeV; measured Eγ, Iγ, γγ-coin, DCO, linear polarization, half-lives by DSAM using INGA array. 112In; deduced levels, J, π, bands, multipolarity, configuration, B(M1), magnetic-dipole rotational band. Comparison with tilted axis cranking model calculations.

doi: 10.1103/PhysRevC.85.014327
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2012TR11      J.Phys.:Conf.Ser. 381, 012061 (2012)

T.Trivedi, R.Palit, J.Sethi, S.Saha, S.Kumar, Z.Naik, V.V.Parkar, B.S.Naidu, A.Y.Deo, A.Raghav, P.K.Joshi, H.C.Jain, S.Sihotra, D.Mehta, A.K.Jain, D.Choudhury, D.Negi, S.Roy, S.Chattopadhyay, A.K.Singh, P.Singh, D.C.Biswas, R.K.Bhowmik, S.Muralithar, R.P.Singh, R.Kumar, K.Rani

Structure of Dipole Bands in 112In: Through Lifetime Measurement

NUCLEAR REACTIONS 100Mo(16O, 3np), E=80 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced B(M1), a negative-parity dipole band, 112In lifetime and magnetic rotation. Tilted axis cranking (TAC) calculations.

doi: 10.1088/1742-6596/381/1/012061
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2011AL02      Phys.Rev. C 83, 024306 (2011)

A.Al-Khatib, G.B.Hagemann, G.Sletten, A.K.Singh, H.Amro, G.Benzoni, A.Bracco, P.Bringel, F.Camera, M.P.Carpenter, P.Chowdhury, R.M.Clark, C.Engelhardt, P.Fallon, B.Herskind, H.Hubel, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, A.Neusser-Neffgen, C.R.Hansen

High-spin spectroscopy in 125Xe

NUCLEAR REACTIONS 82Se(48Ca, 5n)125Xe, E=205 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios, half-lives by DSAM using Gammasphere array. 125Xe; deduced levels, Jπ, rotational bands, multipolarities, highly-deformed bands, transition quadrupole moments from lifetime data, moment of inertia plots, configurations, alignments, band crossings. Calculated potential energy surfaces, Routhians using cranked shell model calculations (CSM).

doi: 10.1103/PhysRevC.83.024306
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2011BH01      J.Phys.(London) G38, 035105 (2011)

S.Bhowal, C.Lahiri, R.Raut, P.Singh, M.K.Raju, A.Goswami, A.K.Singh, S.Bhattacharya, T.Bhattacharjee, G.Mukherjee, S.Bhattacharyya, S.Muralithar, R.K.Bhowmik, N.Madhavan, R.P.Singh, G.Gangopadhyay

Energy levels in 141Nd from fusion evaporation study

NUCLEAR REACTIONS 130Te(16O, 5n)141Nd, E=80-85 MeV; 124Sn(24Mg, 3nα)141Nd, E=107 MeV; measured Eγ, Iγ; deduced level scheme, J, π, quadrupole band-like structure. Comparison with shell model calculations.

doi: 10.1088/0954-3899/38/3/035105
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2011BH07      Phys.Rev. C 84, 024313 (2011)

S.Bhowal, G.Gangopadhyay, C.M.Petrache, I.Ragnarsson, A.K.Singh, S.Bhattacharya, H.Hubel, A.Neusser-Neffgen, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh

Development of collective structures over noncollective excitations in 139Nd

NUCLEAR REACTIONS 96Zr(48Ca, 5n), E=195 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using Euroball array. 139Nd; deduced levels, J, π, bands, dipole bands, multipolarity, high-spin configuration. Comparison with cranked-Nilsson-Strutinsky (CNS) calculations.

doi: 10.1103/PhysRevC.84.024313
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2011SI18      Phys.Rev. C 84, 024316 (2011)

P.Singh, S.Nag, A.K.Singh, I.Ragnarsson, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, G.Benzoni, F.Camera, P.Fallon, R.M.Clark, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, P.Chowdhury, H.Amro

Highly deformed high-spin band in 125I

NUCLEAR REACTIONS 82Se(48Ca, 4np), E=200 MeV; measured Eγ, Iγ, γγ- coin using Gammasphere array. 125I; deduced levels, J, π, highly-deformed bands, multipolarity, configurations, alignments, dynamic moments of inertia. 125I, 126Xe; calculated potential energy surfaces, Routhians using cranked Nilsson-Strutinsky formalism.

doi: 10.1103/PhysRevC.84.024316
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2011SI19      Nucl.Phys. A864, 176 (2011)

A.Singh, S.Puri, H.Mishra

Domain growth in chiral phase transitions

doi: 10.1016/j.nuclphysa.2011.06.023
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2010SI21      Phys.Rev. C 82, 034301 (2010)

P.Singh, S.Nag, A.K.Singh, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, I.Ragnarsson, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, G.Benzoni, F.Camera, P.Fallon, R.M.Clark, P.Chowdhury, H.Amro

Noncollective aligned and antialigned states in 125I

NUCLEAR REACTIONS 82Se(48Ca, 4np), E=205 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) ratios using Gammasphere array. 125I; deduced levels, J, π, bands, highly-deformed bands, multipolarities, and configurations. Comparison with cranked Nilsson-Strutinsky (CNS) calculations.

NUCLEAR STRUCTURE 125I; calculated levels and total energy surfaces.

doi: 10.1103/PhysRevC.82.034301
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2009US02      Phys.Rev. C 80, 034309 (2009)

Q.N.Usmani, A.Singh, K.Anwar, G.Rawitscher

Improved variational many-body wave function in light nuclei

NUCLEAR STRUCTURE 3H, 4He, 6Li; calculated rms radii, variational and local energies, three-body variational parameters using Argonne two-body and Urbana-IX three-body interactions.

doi: 10.1103/PhysRevC.80.034309
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2008AL12      Eur.Phys.J. A 36, 21 (2008)

A.Al-Khatib, H.Hubel, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, F.Camera, G.Benzoni, P.Fallon, R.M.Clark, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, P.Chowdhury, H.Amro, A.K.Singh, R.Bengtsson

Transition to non-collective states at high spin in 124Xe

NUCLEAR REACTIONS 82Se(48Ca, 6n), E=205 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere. 124Xe deduced levels, J, π.

doi: 10.1140/epja/i2008-10570-1
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2007HA34      Phys.Rev. C 76, 034311 (2007)

C.R.Hansen, G.Sletten, G.B.Hagemann, B.Herskind, D.R.Jensen, P.Bringel, C.Engelhardt, H.Hubel, A.Neusser-Neffgen, A.K.Singh, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, P.Bednarczyk, T.Byrski, D.Curien, G.Benzoni, A.Bracco, F.Camera, S.Leoni, R.M.Clark, P.Fallon, A.Korichi, J.Roccaz, A.Maj, J.N.Wilson, J.C.Lisle, T.Steinhardt, O.Thelen, S.W.Odegard

Band structures extending to very high spin in 126Xe

NUCLEAR REACTIONS 82Se(48Ca, 4n)126Xe, E=190, 200 MeV; measured Eγ, Iγ, γγ-coinc using the Gammasphere and the Euroball array. 126Xe deduced levels, J, π.

doi: 10.1103/PhysRevC.76.034311
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2007HE20      Acta Phys.Pol. B38, 1421 (2007)

B.Herskind, G.B.Hagemann, Th.Dossing, C.R.Hansen, N.Schunck, G.Sletten, S.Odegard, H.Hubel, P.Bringel, A.Burger, A.Neusser, A.K.Singh, A.Al-Khatib, S.B.Patel, B.M.Nyako, A.Algora, Z.Dombradi, J.Gal, G.Kalinka, D.Sohler, J.Molnar, J.Timar, L.Zolnai, K.Juhasz, A.Bracco, S.Leoni, F.Camera, G.Benzoni, P.Mason, A.Paleni, B.Million, O.Wieland, P.Bednarczyk, F.Azaiez, Th.Byrski, D.Curien, O.Dakov, G.Duchene, F.Khalfallah, B.Gall, L.Piqeras, J.Robin, J.Dudek, N.Rowley, N.Redon, F.Hannachi, J.N.Scheurer, J.N.Wilson, A.Lopez-Martens, A.Korichi, K.Hauschild, J.Roccaz, S.Siem, P.Fallon, I.Y.Lee, A.Gorgen, A.Maj, M.Kmiecik, M.Brekiesz, J.Styczen, K.Zuber, J.C.Lisle, B.Cederwall, K.Lagergren, A.O.Evans, G.Rainovski, G.De Angelis, G.La Rana, R.Moro, R.M.Lieder, E.O.Lieder, W.Gast, H.Jager, A.A.Pasternak, C.M.Petrache, D.Petrache

Light Charged Particles as Gateway to Hyperdeformation

NUCLEAR REACTIONS 64Ni(64Ni, F), E=255, 261 MeV; measured Eγ, Iγ, (particle)γ-coinc, charged particle angular distributions. 118Te, 124Xe, 124,125Cs deduced levels, J.


2006AL15      Phys.Rev. C 74, 014305 (2006)

A.Al-Khatib, A.K.Singh, H.Hubel, P.Bringel, A.Burger, J.Domscheit, A.Neusser-Neffgen, G.Schonwasser, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, J.N.Wilson, J.Timar, A.Algora, Zs.Dombradi, J.Gal, G.Kalinka, J.Molnar, B.M.Nyako, D.Sohler, L.Zolnai, R.M.Clark, M.Cromaz, P.Fallon, I.Y.Lee, A.O.Macchiavelli, D.Ward, H.Amro, W.C.Ma, M.Kmiecik, A.Maj, J.Styczen, K.Zuber, K.Hauschild, A.Korichi, A.Lopez-Martens, J.Roccaz, S.Siem, F.Hannachi, J.N.Scheurer, P.Bednarczyk, Th.Byrski, D.Curien, O.Dorvaux, G.Duchene, B.Gall, F.Khalfallah, I.Piqueras, J.Robin, A.Gorgen, K.Juhasz, S.B.Patel, A.O.Evans, G.Rainovski, G.Benzoni, A.Bracco, F.Camera, S.Leoni, P.Mason, B.Million, A.Paleni, R.Sacchi, O.Wieland, C.M.Petrache, D.Petrache, G.La Rana, R.Moro, G.De Angelis, J.C.Lisle, B.Cederwall, K.Lagergren, R.M.Lieder, E.Podsvirova, W.Gast, H.Jager, N.Redon

Competition between collective and noncollective excitation modes at high spin in 124Ba

NUCLEAR REACTIONS 64Ni(64Ni, 4n), E=255, 261, 265 MeV; measured Eγ, Iγ, γγ-coin. 124Ba deduced high-spin levels, J, π, configurations, B(M1)/B(E2). Euroball and Gammasphere arrays.

doi: 10.1103/PhysRevC.74.014305
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2006BR12      Phys.Rev. C 73, 054314 (2006)

P.Bringel, H.Hubel, A.Al-Khatib, A.Burger, N.Nenoff, A.Neusser-Neffgen, G.Schonwasser, A.K.Singh, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Bednarczyk, D.Curien, D.T.Joss, J.Simpson, G.Gangopadhyay, Th.Kroll, G.Lo Bianco, C.M.Petrache, S.Lunardi, W.C.Ma, N.Singh

Normal and superdeformed high-spin structures in 161Lu

NUCLEAR REACTIONS 139La(28Si, 6n), E=175 MeV; measured Eγ, Iγ, γγ-coin. 161Lu deduced high-spin levels, J, π, configurations, superdeformed bands. Euroball array.

doi: 10.1103/PhysRevC.73.054314
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2006DE15      Phys.Rev. C 73, 034313 (2006)

A.Y.Deo, S.B.Patel, S.K.Tandel, S.Muralithar, R.P.Singh, R.Kumar, R.K.Bhowmik, S.S.Ghugre, A.K.Singh, V.Kumar, Amita

Systematics of the shears mechanism in silver isotopes

NUCLEAR REACTIONS 78Se(32S, 2npα), E=130 MeV; 80Se(30Si, 4np), (30Si, 3np), E=120 MeV; measured Eγ, Iγ, γγ-coin, DSA. 103,105,106Ag levels deduced T1/2, B(M1), B(E2). Comparison with tilted-axis cranking model predictions.

doi: 10.1103/PhysRevC.73.034313
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2006HE26      Phys.Scr. T125, 108 (2006)

B.Herskind, G.B.Hagemann, G.Sletten, Th.Dossing, C.R.Hansen, N.Schunck, S.Odegard, H.Hubel, P.Bringel, A.Burger, A.Neusser, A.K.Singh, A.Al-Khatib, S.B.Patel, A.Bracco, S.Leoni, F.Camera, G.Benzoni, P.Mason, A.Paleni, B.Million, O.Wieland, P.Bednarczyk, F.Azaiez, Th.Byrski, D.Curien, O.Dakov, G.Duchene, F.Khalfallah, B.Gall, I.Piqueras, J.Robin, J.Dudek, N.Rowley, B.M.Nyako, A.Algora, Z.Dombradi, J.Gal, G.Kalinka, D.Sohler, J.Molnar, J.Timar, L.Zolnai, K.Juhasz, N.Redon, F.Hannachi, J.N.Scheurer, J.N.Wilson, A.Lopez-Martens, A.Korichi, K.Hauschild, J.Roccaz, S.Siem, P.Fallon, I.Y.Lee, A.Gorgen, A.Maj, M.Kmiecik, M.Brekiesz, J.Styczen, K.Zuber, J.C.Lisle, B.Cederwall, K.Lagergren, A.O.Evans, G.Rainovski, G.De Angelis, G.La Rana, R.Moro, W.Gast, R.M.Lieder, E.Podsvirova, H.Jager, C.M.Petrache, D.Petrache

Charged particle feeding of hyperdeformed nuclei in the A=118-126 region

NUCLEAR REACTIONS 64Ni(64Ni, xnypzα), E=255, 261 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 118,120Te, 121,122I, 121,122,123,124Xe, 124,125Cs, 126Ba deduced superdeformed and hyperdeformed ridge structures. Euroball IV and Diamant arrays.

doi: 10.1088/0031-8949/2006/T125/025
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2006NE03      Phys.Rev. C 73, 034309 (2006); Erratum Phys.Rev. C 73, 049902 (2006)

A.Neusser-Neffgen, H.Hubel, P.Bringel, J.Domscheit, E.Mergel, N.Nenoff, A.K.Singh, G.B.Hagemann, D.R.Jensen, S.Bhattacharya, D.Curien, O.Dorvaux, F.Hannachi, A.Lopez-Martens

Triaxial superdeformed and normal-deformed high-spin band structures in 170Hf

NUCLEAR REACTIONS 124Sn(50Ti, 4n), E=216 MeV; measured Eγ, Iγ, γγ-coin. 170Hf deduced high-spin levels, J, π, triaxial superdeformed bands. Euroball array.

doi: 10.1103/PhysRevC.73.034309
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2006PE31      Phys.Scr. T125, 212 (2006)

C.M.Petrache, A.Neusser-Neffgen, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, M.Fantuzi, D.Mengoni, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, G.Gangopadhyay, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh, I.Ragnarsson

Triaxiality at high spins in Nd nuclei

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin. 140Nd deduced high-spin levels, J, triaxial deformation. Euroball array.

doi: 10.1088/0031-8949/2006/T125/056
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2005AL20      Acta Phys.Pol. B36, 1029 (2005)

A.Al-Khatib, A.K.Singh, H.Hubel, P.Bringel, A.Burger, A.Neusser, G.Schoenwasser, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Algora, Zs.Dombradi, J.Gal, G.Kalinka, J.Molnar, B.M.Nyako, D.Sohler, J.Timar, L.Zolnai, M.Kmiecik, A.Maj, J.Styczen, K.Zuber, K.Hauschild, A.Korichi, A.Lopez-Martens, J.Roccaz, S.Siem, F.Hannachi, J.N.Scheurer, P.Bednarczyk, Th.Byrski, D.Curien, O.Dorvaux, G.Duchene, B.Gall, F.Khalfallah, I.Piqueras, J.Robin, K.Juhasz, S.B.Patel, A.O.Evans, G.Rainovski, A.Airoldi, G.Benzoni, A.Bracco, F.Camera, B.Million, P.Mason, A.Paleni, R.Sacchi, O.Wieland, C.M.Petrache, D.Petrache, G.La Rana, R.Moro, G.De Angelis, P.Fallon, I.-Y.Lee, J.C.Lisle, B.Cederwall, K.Lagergren, R.M.Lieder, E.Podsvirova, W.Gast, H.Jaeger, N.Redon, A.Gorgen

High-spin states in 124Ba

NUCLEAR REACTIONS 64Ni(64Ni, 4n), E=255, 261 MeV; measured Eγ, Iγ, γγ-coin. 124Ba deduced high-spin levels, J, π. Euroball IV and Diamant arrays.


2005BR14      Eur.Phys.J. A 24, 167 (2005)

P.Bringel, G.B.Hagemann, H.Hubel, A.Al-khatib, P.Bednarczyk, A.Burger, D.Curien, G.Gangopadhyay, B.Herskind, D.R.Jensen, D.T.Joss, Th.Kroll, G.Lo Bianco, S.Lunardi, W.C.Ma, N.Nenoff, A.Neusser-Neffgen, C.M.Petrache, G.Schonwasser, J.Simpson, A.K.Singh, N.Singh, G.Sletten

Evidence for wobbling excitation in 161Lu

NUCLEAR REACTIONS 139La(28Si, 6n), E=175 MeV; measured Eγ, Iγ, γγ-coin. 161Lu deduced high-spin levels, J, π, configurations, triaxial superdeformed bands, possible wobbling excitation. Euroball array, total Routhian surface calculation, level systematics in neighboring isotopes discussed.

doi: 10.1140/epja/i2005-10005-7
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2005BU14      Acta Phys.Pol. B36, 1249 (2005)

A.Burger, T.Saito, A.Al-Khatib, A.Banu, T.Beck, F.Becker, P.Bednarczyk, G.Benzoni, A.Bracco, P.Bringel, F.Camera, E.Clement, P.Doornenbal, H.Geissel, J.Gerl, M.Gorska, A.Gorgen, H.Grawe, J.Grebosz, G.Hammond, M.Hellstrom, H.Hubel, M.Kavatsyuk, O.Kavatsyuk, M.Kmiecik, I.Kojouharov, N.Kurz, R.Lozeva, A.Maj, S.Mandal, W.Meczynski, D.Mehta, B.Million, S.Muralithar, A.Neusser, Zs.Podolyak, T.S.Reddy, P.Reiter, N.Saito, H.Schaffner, A.K.Singh, H.Weick, O.Wieland, C.Wheldon, M.Winkler, H.J.Wollersheim

Relativistic Coulomb excitations of 54, 56, 58Cr

NUCLEAR REACTIONS 197Au(54Cr, 54Cr'), (56Cr, 56Cr'), (58Cr, 58Cr'), E ≈ 135 MeV/nucleon; measured measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 54,56,58Cr deduced transitions.


2005GA14      Eur.Phys.J. A 24, 173 (2005)

G.Gangopadhyay, S.Bhowal, R.K.Bhowmik, U.Datta Pramanik, P.Ghosh, A.Goswami, C.Petrache, A.Mukherjee, S.Muralithar, R.Raut, M.S.Sarkar, A.K.Singh, R.P.Singh, S.Bhattacharya

Levels in doubly odd 138Pr

NUCLEAR REACTIONS 128Te(14N, 4n), E=55-65 MeV; measured Eγ, Iγ, γγ-coin. 138Pr deduced high-spin levels, J, π, B(M1)/B(E2), configurations. Comparison with particle-rotor model predictions.

doi: 10.1140/epja/i2004-10147-0
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2005MA84      J.Phys.(London) G31, S1729 (2005)

P.Mason, G.Benzoni, A.Bracco, F.Camera, B.Million, O.Wieland, S.Leoni, A.K.Singh, A.Al-Khatib, H.Hubel, P.Bringel, A.Burger, A.Neusser, G.Schonwasser, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Algora, Zs.Dombradi, J.Gal, G.Kalinka, J.Molnar, B.M.Nyako, D.Sohler, J.Timar, L.Zolnai, M.Kmiecik, A.Maj, J.Styczen, K.Zuber, F.Azaiez, K.Hauschild, A.Korichi, A.Lopez-Martens, J.Roccaz, S.Siem, F.Hannachi, J.N.Scheurer, P.Bednarczyk, Th.Byrski, D.Curien, O.Dorvaux, G.Duchene, B.Gall, F.Khalfallah, I.Piqueras, J.Robin, K.Juhasz, S.B.Patel, A.O.Evans, G.Rainovski, C.M.Petrache, D.Petrache, G.La Rana, R.Moro, G.De Angelis, P.Fallon, I.-Y.Lee, J.C.Lisle, B.Cederwall, K.Lagergren, R.M.Lieder, E.Podsvirova, W.Gast, H.Jager, N.Redon, A.Gorgen

Octupole signatures in 124, 125Ba

NUCLEAR REACTIONS 64Ni(64Ni, 3n), (64Ni, 4n), E=255-261 MeV; measured Eγ, Iγ, γγ-coin. 124,125Ba deduced levels, J, π, octupole correlations. Euroball and Diamant arrays.

doi: 10.1088/0954-3899/31/10/063
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2005MB05      Phys.Rev. C 72, 064315 (2005)

P.Mason, G.Benzoni, A.Bracco, F.Camera, B.Million, O.Wieland, S.Leoni, A.K.Singh, A.Al-Khatib, H.Hubel, P.Bringel A.Burger, A.Neusser, G.Schonwasser, B.M.Nyako, J.Timar, A.Algora, Zs.Dombradi, J.Gal, G.Kalinka, J.Molnar, D.Sohler, L.Zolnai, K.Juhasz, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, M.Kmiecik, A.Maj, J.Styczen, K.Zuber, F.Azaiez, K.Hauschild, A.Korichi, A.Lopez-Martens, J.Roccaz, S.Siem, F.Hannachi, J.N.Scheurer, P.Bednarczyk, Th.Byrski, D.Curien, O.Dorvaux, G.Duchene, B.Gall, F.Khalfallah, I.Piqueras, J.Robin, S.B.Patel, A.O.Evans, G.Rainovski, C.M.Petrache, D.Petrache, G.La Rana, R.Moro, G.De Angelis, P.Fallon, I.-Y.Lee, J.C.Lisle, B.Cederwall, K.Lagergren, R.M.Lieder, E.Podsvirova, W.Gast, H.Jager, N.Redon, A.Gorgen

Evidence for octupole correlations in 124, 125Ba

NUCLEAR REACTIONS 64Ni(64Ni, 3n), (64Ni, 4n), E=255, 261 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, linear polarization. 124,125Ba deduced levels, J, π, B(E1)/B(E2), configurations, octupole correlations. Euroball and Diamant arrays.

doi: 10.1103/PhysRevC.72.064315
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2005NY02      Acta Phys.Pol. B36, 1033 (2005)

B.M.Nyako, F.Papp, J.Gal, J.Molnar, J.Timar, A.Algora, Zs.Dombradi, G.Kalinka, L.Zolnai, K.Juhasz, A.K.Singh, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, A.Neusser, G.Schonwasser, B.Herskind, G.B.Hagemann, C.R.Hansen, G.Sletten, J.N.Scheurer, F.Hannachi, M.Kmiecik, A.Maj, J.Styczen, K.Zuber, K.Hauschild, A.Korichi, A.Lopez-Martens, J.Roccaz, S.Siem, P.Bednarczyk, Th.Byrski, D.Curien, O.Dorvaux, G.Duchene, B.Gall, F.Khalfallah, I.Piqueras, J.Robin, S.B.Patel, A.O.Evans, G.Rainovski, A.Airoldi, G.Benzoni, A.Bracco, F.Camera, B.Million, P.Mason, A.Paleni, R.Sacchi, O.Wieland, G.La Rana, R.Moro, C.M.Petrache, D.Petrache, G.De Angelis, P.Fallon, I.-Y.Lee, J.C.Lisle, B.Cederwall, K.Lagergren, R.M.Lieder, E.Podsvirova, W.Gast, H.Jager, N.Redon, A.Gorgen

Search for hyperdeformation in light Xe nuclei

NUCLEAR REACTIONS 64Ni(64Ni, 2n), (64Ni, 2nα), E=255, 261 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 122Xe deduced possible hyperdeformed structure. Euroball IV and Diamant arrays.


2005PE24      Phys.Rev. C 72, 064318 (2005)

C.M.Petrache, M.Fantuzi, G.LoBianco, D.Mengoni, A.Neusser-Neffgen, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, I.Ragnarsson, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, G.Gangopadhyay, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh

Evolution from spherical single-particle structure to stable triaxiality at high spins in 140Nd

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin. 140Nd deduced high-spin levels, J, π, configurations. Euroball array.

doi: 10.1103/PhysRevC.72.064318
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2005WI21      Phys.Rev.Lett. 95, 182501 (2005)

A.N.Wilson, A.K.Singh, H.Hubel, P.M.Davidson, A.Gorgen, D.Rossbach, A.Korichi, A.Astier, F.Azaiez, D.Bazzacco, C.Bourgeois, N.Buforn, A.P.Byrne, G.D.Dracoulis, F.Hannachi, K.Hauschild, W.Korten, T.Kroll, G.J.Lane, A.Lopez-Martens, N.Redon, P.Reiter, C.Rossi-Alvarez, G.Schonwasser, O.Stezowski, P.G.Thirolf

Excitation Energies of Superdeformed States in 196Pb: Towards a Systematic Study of the Second Well in Pb Isotopes

NUCLEAR REACTIONS 170Er(30Si, 4n), E=144 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 196Pb deduced superdeformed band excitation energy, J, π. Euroball IV array, time-correlated spectroscopy.

NUCLEAR STRUCTURE 192,194,196Pb; analyzed superdeformed bands level energies, binding energies. Several models compared with data.

doi: 10.1103/PhysRevLett.95.182501
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2004JE03      Eur.Phys.J. A 19, 173 (2004)

D.R.Jensen, G.B.Hagemann, I.Hamamoto, B.Herskind, G.Sletten, J.N.Wilson, S.W.Odegard, K.Spohr, H.Hubel, P.Bringel, A.Neusser, G.Schonwasser, A.K.Singh, W.C.Ma, H.Amro, A.Bracco, S.Leoni, G.Benzoni, A.Maj, C.M.Petrache, G.Lo Bianco, P.Bednarczyk, D.Curien

Coexisting wobbling and quasiparticle excitations in the triaxial potential well of 163Lu

NUCLEAR REACTIONS 139La(29Si, 5n), E=157 MeV; measured Eγ, Iγ, γγ-coin. 163Lu deduced high-spin levels, J, π, configurations, triaxial superdeformed bands. Euroball array.

doi: 10.1140/epja/i2003-10120-5
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2004LO06      Eur.Phys.J. A 20, 49 (2004)

A.Lopez-Martens, T.Dossing, T.L.Khoo, B.Herskind, T.Lauritsen, M.Matsuo, K.Yoshida, A.Korichi, F.Hannachi, I.Ahmad, H.Amro, G.de Angelis, D.Bazzacco, C.Beausang, E.Bouchez, P.Bringel, I.J.Calderin, M.P.Carpenter, S.M.Fischer, G.Hackman, K.Hauschild, H.Hubel, A.Hurstel, R.V.F.Janssens, F.G.Kondev, W.Korten, T.Kroll, Y.Le Coz, N.Marginean, R.Menegazzo, E.Mergel, D.Napoli, N.Nenoff, S.Neumann, A.Neusser, D.Nisius, G.Mukherjee, M.Rejmund, D.Rossbach, C.Rossi Alvarez, C.Schuck, G.Schonwasser, A.K.Singh, Ch.Theisen, Ch.Vieu, C.Ur

Gamma-ray feeding and decay of superdeformed states

NUCLEAR STRUCTURE 194Hg, 194Pb; analyzed superdeformed bands Eγ, Iγ, γγ-coin, decay-out transitions features.

doi: 10.1140/epja/i2002-10321-4
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2004NE13      Phys.Rev. C 70, 064315 (2004)

A.Neusser, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, C.M.Petrache, G.Lo Bianco, I.Ragnarsson, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, G.Gangopadhyay, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh

Superdeformed band at very high spin in 140Nd

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin, fractional Doppler shifts. 140Nd deduced superdeformed band transitions, quadrupole moments, configurations. Euroball array.

doi: 10.1103/PhysRevC.70.064315
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2004RA25      Yad.Fiz. 67, 2043 (2004); Phys.Atomic Nuclei 67, 2021 (2004)

P.K.Raina, A.Shukla, P.K.Rath, B.M.Dixit, K.Chaturvedi, R.Chandra, S.K.Dhiman, A.J.Singh

The np Interaction Effects on the Double-Beta Decay Nuclear Matrix Elements for Medium-Mass Nuclei

RADIOACTIVITY 100Mo(2β-); 106Cd(2β+), (β+EC), (2EC); calculated 2ν-accompanied 2β-decay T1/2, matrix elements. Comparison with data.

doi: 10.1134/1.1825522
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2004SC14      Nucl.Phys. A735, 393 (2004)

G.Schonwasser, N.Nenoff, H.Hubel, G.B.Hagemann, P.Bednarczyk, G.Benzoni, A.Bracco, P.Bringel, R.Chapman, D.Curien, J.Domscheit, B.Herskind, D.R.Jensen, S.Leoni, G.Lo Bianco, W.C.Ma, A.Maj, A.Neusser, S.W.Odegard, C.M.Petrache, D.Rossbach, H.Ryde, A.K.Singh, K.H.Spohr

Coexisting normal and triaxial superdeformed structures in 165Lu

NUCLEAR REACTIONS 139La(30Si, 4n), E=152 MeV; measured Eγ, Iγ, γγ-coin. 165Lu deduced high-spin levels, J, π, configurations, shape coexistence, triaxial deformation, superdeformed bands. Euroball array.

doi: 10.1016/j.nuclphysa.2004.02.006
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2004SI27      Phys.Rev. C 70, 034315 (2004)

A.K.Singh, H.Hubel, J.Domscheit, G.B.Hagemann, B.Herskind, D.R.Jensen, J.N.Wilson, R.Clark, M.Cromaz, P.Fallon, A.Gorgen, I.Y.Lee, A.O.Macchiavelli, D.Ward, H.Amro, W.C.Ma, J.Timar, I.Ragnarsson

Evidence for noncollective oblate structures at high spin in 123Cs

NUCLEAR REACTIONS 64Ni(64Ni, 4np), E=265 MeV; measured Eγ, Iγ, γγ-coin. 123Cs deduced high-spin levels, J, π, configurations, B(M1)/B(E2). Gammasphere array, cranked mean-field calculations.

doi: 10.1103/PhysRevC.70.034315
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2003BR03      Eur.Phys.J. A 16, 155 (2003)

P.Bringel, H.Hubel, H.Amro, M.Axiotis, D.Bazzacco, S.Bhattacharya, R.Bhowmik, J.Domscheit, G.B.Hagemann, D.R.Jensen, Th.Kroll, S.Lunardi, D.R.Napoli, A.Neusser, S.C.Pancholi, C.M.Petrache, G.Schonwasser, A.K.Singh, C.Ur

First evidence for triaxial superdeformation in 161Lu and 162Lu

NUCLEAR REACTIONS 100Mo(65Cu, 3n), (65Cu, 4n), E=260 MeV; measured Eγ, Iγ, γγ-coin. 161,162Lu deduced high-spin levels, triaxial superdeformed bands. GASP array, cranked mean-field calculations.

doi: 10.1140/epja/i2002-10117-6
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2003HE27      Acta Phys.Pol. B34, 2467 (2003)

B.Herskind, G.Benzoni, J.N.Wilson, T.Dossing, G.B.Hagemann, G.Sletten, C.R.Hansen, D.R.Jensen, A.Bracco, F.Camera, S.Leoni, P.Mason, O.Wieland, A.Maj, M.Brekiesz, M.Kmiecik, H.Hubel, P.Bringel, A.Neusser, A.K.Singh, R.M.Diamond, R.M.Clark, M.Cromaz, P.Fallon, A.Gorgen, I.Y.Lee, A.O.Macchiavelli, D.Ward, F.Hannachi, A.Korichi, A.Lopez-Martens, T.Byrski, D.Curien, P.Bednarczyk, J.Dudek, H.Amro, W.C.Ma, J.Lisle, S.Odegard, C.Petrache, D.Petrache, T.Steinhardt, O.Thelen

Hunting grounds for Jacobi transitions and hyperdeformations

NUCLEAR REACTIONS 64Ni(64Ni, 2n), E=261 MeV; 82Se(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin. 126Ba, 126Xe deduced quasi-continuum rotational bands deformation, related features. Gammasphere, Euroball arrays.


2003SC02      Phys.Lett. 552B, 9 (2003)

G.Schonwasser, H.Hubel, G.B.Hagemann, P.Bednarczyk, G.Benzoni, A.Bracco, P.Bringel, R.Chapman, D.Curien, J.Domscheit, B.Herskind, D.R.Jensen, S.Leoni, G.Lo Bianco, W.C.Ma, A.Maj, A.Neusser, S.W.Odegard, C.M.Petrache, D.Rossbach, H.Ryde, K.H.Spohr, A.K.Singh

One- and two-phonon wobbling excitations in triaxial 165Lu

NUCLEAR REACTIONS 139La(30Si, 4n), E=152 MeV; measured Eγ, Iγ, γγ-coin. 165Lu deduced high-spin levels, J, π, B(E2), configurations, triaxial superdeformed bands, wobbling excitation. Euroball array.

doi: 10.1016/S0370-2693(02)03095-2
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2002JE10      Phys.Rev.Lett. 89, 142503 (2002)

D.R.Jensen, G.B.Hagemann, I.Hamamoto, S.W.Odegard, B.Herskind, G.Sletten, J.N.Wilson, K.Spohr, H.Hubel, P.Bringel, A.Neusser, G.Schonwasser, A.K.Singh, W.C.Ma, H.Amro, A.Bracco, S.Leoni, G.Benzoni, A.Maj, C.M.Petrache, G.Lo Bianco, P.Bednarczyk, D.Curien

Evidence for Second-Phonon Nuclear Wobbling

NUCLEAR REACTIONS 139La(29Si, 5n), E=157 MeV; measured Eγ, Iγ, γγ-coin. 163Lu deduced high-spin levels, J, π, δ, superdeformed bands, B(M1), B(E2), wobbling excitation mode. Euroball IV array.

doi: 10.1103/PhysRevLett.89.142503
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2002NE20      Eur.Phys.J. A 15, 439 (2002)

A.Neusser, H.Hubel, G.B.Hagemann, S.Bhattacharya, P.Bringel, D.Curien, O.Dorvaux, J.Domscheit, F.Hannachi, D.R.Jensen, A.Lopez-Martens, E.Mergel, N.Nenoff, A.K.Singh

First triaxial superdeformed band in 170Hf

NUCLEAR REACTIONS 124Sn(50Ti, 4n), E=216 MeV; measured Eγ, Iγ, γγ-coin. 170Hf deduced high-spin levels, triaxial superdeformed band. Euroball array.

doi: 10.1140/epja/i2002-10094-8
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2002SI20      Nucl.Phys. A707, 3 (2002)

A.K.Singh, N.Nenoff, D.Rossbach, A.Gorgen, S.Chmel, F.Azaiez, A.Astier, D.Bazzacco, M.Belleguic, S.Bouneau, C.Bourgeois, N.Buforn, B.Cederwall, I.Deloncle, J.Domscheit, F.Hannachi, K.Hauschild, H.Hubel, A.Korichi, W.Korten, T.Kroll, Y.LeCoz, A.Lopez-Martens, R.Lucas, S.Lunardi, H.J.Maier, E.Mergel, M.Meyer, C.M.Petrache, N.Redon, P.Reiter, C.Rossi-Alvarez, G.Schonwasser, O.Stezowski, P.G.Thirolf, A.N.Wilson

Detailed Study of Magnetic Rotation in 196Pb

NUCLEAR REACTIONS 186W(16O, 6n), E=110 MeV; 170Er(30Si, 4n), E=144 MeV; measured γγ-coin, Eγ, Iγ, DCO ratios, linear polarization. 196Pb deduced levels, magnetic dipole bands. Shears bands, magnetic rotation, tilted-axis cranking calculations.

doi: 10.1016/S0375-9474(02)00966-1
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2002SI29      Phys.Rev. C 66, 064314 (2002)

A.K.Singh, H.Hubel, D.Rossbach, S.Chmel, A.Gorgen, E.Mergel, G.Schonwasser, F.Azaiez, C.Bourgeois, F.Hannachi, A.Korichi, A.Lopez-Martens, A.Astier, N.Buforn, N.Redon, O.Stezowski, D.Bazzacco, T.Kroll, C.Rossi-Alvarez, K.Hauschild, W.Korten, R.Lucas, H.J.Maier, P.Reiter, P.G.Thirolf, A.N.Wilson

Lifetimes of magnetic-rotational bands in 196Pb

NUCLEAR REACTIONS 170Er(30Si, 4n), E=144 MeV; measured Eγ, Iγ, γγ-coin, DSA. 196Pb deduced rotational bands transitions T1/2, B(M1). Euroball array. Comparison with model predictions.

doi: 10.1103/PhysRevC.66.064314
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2000SI38      Eur.Phys.J. A 9, 197 (2000)

A.K.Singh, G.Gangopadhyay, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, R.P.Singh, A.Goswami, S.Bhattacharya, B.Dasmahapatra, S.Sen

Level Structure of Odd-Odd 68Ga

NUCLEAR REACTIONS 55Mn(16O, n2p), E=55 MeV; measured Eγ, Iγ, γγ-coin. 68Ga deduced high-spin levels, J, π, configurations.

doi: 10.1007/s100500070037
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1999SI03      Phys.Rev. C59, 2440 (1999)

A.K.Singh, G.Gangopadhyay, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, R.P.Singh, A.Mukherjee, U.D.Pramanik, A.Goswami, S.Chattopadhyay, S.Bhattacharya, B.Dasmahapatra, S.Sen

Level Structure of the Odd-Odd 62Cu Isotope

NUCLEAR REACTIONS 50Cr(16O, n3p), E=75 MeV; measured Eγ, Iγ, γγ-coin. 62Cu deduced high-spin levels, J, π, configurations. IBFFM calculations.

doi: 10.1103/PhysRevC.59.2440
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1999SI17      J.Phys.(London) B32, 4905 (1999)

A.D.Singh, B.P.Das

Parity Non-Conservation in Atomic Yb Arising from the Nuclear Anapole Moment

ATOMIC PHYSICS Yb; calculated atomic levels configuration state functions, transition matrix elements; deduced implications for anapole moment measurements. Shielded potential.

doi: 10.1088/0953-4075/32/20/308
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Note: The following list of authors and aliases matches the search parameter A.Singh: , A.D.SINGH, A.J.SINGH, A.K.SINGH, A.P.SINGH