NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of May 21, 2024.

Search: Author = N.Rather

Found 22 matches.

Back to query form



2024DA06      Phys.Lett. B 851, 138565 (2024)

Sh. Dar, S.Bhattacharyya, S.Chakraborty, S.Jehangir, S.Bhattacharya, G.H.Bhat, J.A.Sheikh, N.Rather, S.S.Nayak, S.Das, S.Basu, G.Mukherjee, S.Nandi, R.Banik, S.Basak, C.Bhattacharya, S.Chattopadhyay, S.Das Gupta, A.Karmakar, S.S.Ghugre, D.Kumar, D.Mondal, S.Mukhopadhyay, D.Pandit, S.Rajbanshi, R.Raut

Coexistence of low-K oblate and high-K prolate g9/2 proton-hole bands in 115Sb

NUCLEAR REACTIONS 115In(α, 4n), E=52 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, partial level scheme, positive parity sequence transitions, low-K decoupled band. Comparison with the frameworks of the projected shell model and the total Routhian surface calculations. The Indian National Gamma Array (INGA), the K-130 Cyclotron at Variable Energy Cyclotron Centre (VECC), Kolkata, India.

doi: 10.1016/j.physletb.2024.138565
Citations: PlumX Metrics


2024RA11      J.Phys.(London) G51, 035104 (2024)

A.K.Rana, S.Sihotra, H.P.Sharma, V.Singh, G.H.Bhat, S.Jehangir, J.A.Sheikh, N.Rather, Kuldeep, N.Singh, R.K.Bhowmik, R.Kumar, R.P.Singh, S.Muralithar, P.Chauhan, D.S.Verma, T.Trivedi, S.Kumar, R.Palit, D.Mehta

Level structures of 96Tc and their microscopic description

NUCLEAR REACTIONS 75As(28Si, 3n4p)96Tc, E=120 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, energy level, J, π, partial level scheme, high-spin states, DCO and IPDCO ratios, multipolarities. Comparison with the framework of triaxial projected shell model calculations. The 15UD Pelletron accelerator facility at inter university accelerator centre (IUAC), New Delhi.

doi: 10.1088/1361-6471/ad1f2e
Citations: PlumX Metrics


2024RO03      Eur.Phys.J. A 60, 40 (2024)

S.P.Rouoof, N.Nazir, S.Jehangir, G.H.Bhat, J.A.Sheikh, N.Rather, S.Frauendorf

Fingerprints of the triaxial deformation from energies and B(E2) transition probabilities of γ-bands in transitional and deformed nuclei

NUCLEAR STRUCTURE 154,156Gd, 156,158,160,162Dy, 164,166,170Er, 180Hf, 232Th, 238U, 76,78Se, 76Ge, 104,106,108Mo, 108,110,112,114Ru, 182,184,186,188,190,192Os, 192,194Pt; calculated energies and B(E2) transitions involving the states of the ground- and γ-bands in transitional and deformed nuclei using the triaxial projected shell model (TPSM) approach; deduced the emergence of the staggering phenomena in the transitions in the terms of interactions between the bands.

doi: 10.1140/epja/s10050-024-01257-y
Citations: PlumX Metrics


2023CH32      J.Phys.(London) G50, 075106 (2023)

S.Chakraborty, H.P.Sharma, S.Jehangir, S.S.Tiwary, C.Majumder, A.K.Gupta, G.H.Bhat, J.A.Sheikh, N.Rather, P.Banerjee, S.Ganguly, S.Rai, Pragati, S.Muralithar, R.P.Singh, S.S.Bhattacharjee, S.Kumar, Mayank, A.Kumar, R.Palit

Three-quasineutron γ-band in 127Xe

NUCLEAR REACTIONS 122Sn(9Be, 4n), E=48 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, J, π, partial level scheme, structures of negative parity multi-quasiparticle states, new negative parity bands. Comparison with the triaxial projected shell model (TPSM) approach. The Indian National Gamma Array (INGA), the 15UD pelletron accelerator facility at Inter-University Accelerator Centre (IUAC), New Delhi.

doi: 10.1088/1361-6471/acd86a
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2023MU10      Phys.Rev. C 107, 054310 (2023)

A.Mukherjee, S.Bhattacharya, T.Trivedi, S.Tiwari, R.P.Singh, S.Muralithar, Yashraj, K.Katre, R.Kumar, R.Palit, S.Chakraborty, S.Jehangir, N.Nazir, S.P.Rouoof, G.H.Bhat, J.A.Sheikh, N.Rather, R.Raut, S.S.Ghugre, S.Ali, S.Rajbanshi, S.Nag, S.S.Tiwary, A.Sharma, S.Kumar, S.Yadav, A.K.Jain

Evidence of transverse wobbling motion in 151Eu

NUCLEAR REACTIONS 148Nd(7Li, 4n)151Eu, E=30 MeV; measured Eγ, Iγ, γγ-coin γγ(θ). 151Eu; deduced levels, J, π, high-spin states, directional correlation of oriented states (DCO) ratio, polarization asymmetries, mixing ratios, δ, rotational bands structure, B(E2in)/B(E2out), B(M1in)/B(E2out). Comparison to triaxial projected shell model calculations. Evidences of presence of transverse wobbling in 151Eu. Systematics of wobbling excitation energies for 151Eu, 135Pr, 133Ba, 183Au, 187Au, 133La and 127Xe. Indian National Gamma Array (INGA) consisting of 16 Compton suppressed clover detectors and 2 ancillary LEPS detectors at 15 UD pelletron (IUAC, New Delhi).

doi: 10.1103/PhysRevC.107.054310
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2023NA07      Phys.Rev. C 107, L021303 (2023)

N.Nazir, S.Jehangir, S.P.Rouoof, G.H.Bhat, J.A.Sheikh, N.Rather, S.Frauendorf

Microscopic aspects of γ softness in atomic nuclei

NUCLEAR STRUCTURE 104Ru; calculated levels, J, π, staggering parameter for γ-band, reduced E2 and M1 matrix elements - in-band, diagonal and interband, quadrupole shape invariants for ground state band and γ-band. Analysis show that admixtures of quasiparticle states into the collective vacuum configuration can transform the pattern of the energies and E2 matrix elements from γ-rigid to γ-soft character. Triaxial projected shell model (TPSM) approach. Comparison to data obtained in COULEX experiments and results of calculations performed in the framework of quadrupole collective Bohr Hamiltonian (QCBH) approach.

doi: 10.1103/PhysRevC.107.L021303
Citations: PlumX Metrics


2023NA27      Phys.Rev. C 108, 044308 (2023)

N.Nazir, S.Jehangir, S.P.Rouoof, G.H.Bhat, J.A.Sheikh, N.Rather, M.A.Malik

Triaxial projected shell model approach for negative parity states in even-even nuclei

doi: 10.1103/PhysRevC.108.044308
Citations: PlumX Metrics


2023PA23      Chin.Phys.C 47, 084002 (2023)

A.Pandey, R.Bhushan, A.Rohilla, C.Majumder, H.P.Sharma, S.Chakraborty, R.P.Singh, S.Muralithar, Yashraj, K.Katre, B.Rohila, Subodh, A.Kumar, I.M.Govil, S.Jehangir, N.Rather, G.H.Bhati, A.A.Wani, J.A.Sheikh, S.K.Chamoli

Revisiting band structures in 118Xe nucleus via in-beam γ-ray spectroscopy

NUCLEAR REACTIONS 93Nb(28Si, 2np), E=115 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, J, π, partial level scheme, DCO ratios, B(E1), B(E1)/B(E2), high-spin states. Comparison with Triaxial projected shell model (TPSM). The 15 UD pelletron accelerator facility at IUAC, New Delhi.

doi: 10.1088/1674-1137/acd83d
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2022BH04      Phys.Rev. C 106, 044312 (2022)

S.Bhattacharya, T.Trivedi, A.Mukherjee, D.Negi, R.P.Singh, S.Muralithar, S.Jehangir, G.H.Bhat, N.Nazir, J.A.Sheikh, N.Rather, R.Palit, S.Nag, S.Rajbanshi, S.Chakraborty, S.Kumar, M.Kumar Raju, V.V.Parkar, D.Choudhury, R.Kumar, R.K.Bhowmik, S.C.Pancholi, A.K.Jain

Evidence for prolate-oblate shape coexistence in the odd-A 7335Br38 nucleus

NUCLEAR REACTIONS 50Cr(28Si, pα)73Br, E=90 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), 73Br; deduced levels, J, π, high-spin states states, bands structure, δ, T1/2 of 9/2+ excited state, polarization asymmetry, DCO and ADO ratios. Comparison to Projected shell model (PSM) calculations and other experimental data. Systematics of monopole transition strength in 73Br, calculated from the semiempirical approach with neighboring Se, Br, and Kr. Evidences provided for the prolate-oblate shape coexistence at low excitation energy. INGA array at IUAC, New Delhi.

doi: 10.1103/PhysRevC.106.044312
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2022JE02      Phys.Rev. C 105, 054310 (2022)

S.Jehangir, N.Nazir, G.H.Bhat, J.A.Sheikh, N.Rather, S.Chakraborty, R.Palit

Extended triaxial projected shell model approach for odd-neutron nuclei

NUCLEAR STRUCTURE 117,119,121,123,125,127,129,131Xe; calculated levels, J, π, amplitudes of projected K configurations, dynamic moments of inertia, transition quadrupole moments, aligned angular momenta, signature splitting for yrast and yrare bands. Triaxial projected shell model (TPSM) approach. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.054310
Citations: PlumX Metrics


2022KA31      Phys.Rev. C 106, 034323 (2022)

K.Katre, P.V.Madhusudhana Rao, R.Raut, A.Sharma, K.Suryanarayana, A.Tejaswi, M.Ratna Raju, D.Vijaya Lakshmi, T.Seshi Reddy, M.Kumar Raju, S.Jehangir, N.Rather, G.H.Bhat, N.Nazir, J.A.Sheikh, Y.P.Wang, J.T.Matta, A.D.Ayangeakaa, U.Garg, S.S.Ghugre, T.Trivedi, B.S.Naidu, R.Palit, S.Saha, S.Muralithar, R.P.Singh

Chiral-like doublet band structure and octupole correlations in 104Ag

NUCLEAR REACTIONS 76Ge(32S, 3np)104Ag, E=110 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), level T1/2 by DSAM using INGA array of 18 Compton suppressed clover detectors at the 14-UD BARC-TIFR Pelletron Facility. 104Ag; deduced high-spin levels, J, π, multipolarities, bands, B(M1), B(E2), B(E1), B(M1)/B(E1), B(M1)/B(E2), spherical configurations, moment of inertia plots, alignments; calculated potential energy surface in the (β-γ) deformation plane, octupole correlations, enhanced E1 transitions, chiral-like doublet band. Comparison with theoretical calculations using triaxial projected shell model (TPSM) and covariant density functional theory (CDFT).

doi: 10.1103/PhysRevC.106.034323
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2022RA02      Nucl.Phys. A1018, 122375 (2022)

P.Ray, H.Pai, S.Ali, A.Mukherjee, S.Rajbanshi, S.Chakraborty, S.Bhattacharya, R.Banik, S.Nandi, S.Bhattacharyya, G.Mukherjee, C.Bhattacharya, G.Gangopadhyay, S.Samanta, S.Das, S.Chatterjee, R.Raut, S.S.Ghugre, P.C.Srivastava, S.Jehangir, B.Bhoy, N.Rather, G.H.Bhat, J.A.Sheikh, A.Goswami

Three-phonon multiplets in 116Sn

NUCLEAR REACTIONS 114Cd(α, 2n), E=34 MeV; measured reaction products, Eγ, Iγ, γγ-coin.; deduced γ-ray energies and intensities, J, π, level scheme, multipolarities, intruder configurations. Interacting Boson Model (IBM) and spherical shell model calculations. The Indian National Gamma Array (INGA).

doi: 10.1016/j.nuclphysa.2021.122375
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021JE03      Phys.Rev. C 104, 044322 (2021)

S.Jehangir, G.H.Bhat, N.Rather, J.A.Sheikh, R.Palit

Systematic study of near-yrast band structures in odd-mass 125-137Pr and 127-139Pm isotopes

NUCLEAR STRUCTURE 125,127,129,131,133,135,137Pr, 127,129,131,133,135,137,139Pm; calculated levels, J, π, bands, projected energies for bands, bandhead energies after configuration mixing and dominant intrinsic configurations, dominant probability contributions of projected configurations in the wave functions of the bandheads, aligned angular momenta, dynamic moments of inertia, probabilities of projected K-configurations in wave functions of the yrast bands for 127Pr and 131Pm. Triaxial projected shell-model (TPSM), including three- and five-quasiparticle configurations for odd-proton systems.

doi: 10.1103/PhysRevC.104.044322
Citations: PlumX Metrics


2021JE05      Eur.Phys.J. A 57, 308 (2021)

S.Jehangir, G.H.Bhat, J.A.Sheikh, S.Frauendorf, W.Li, R.Palit, N.Rather

Triaxial projected shell model study of Formula-bands in atomic nuclei

NUCLEAR STRUCTURE 154,156Gd, 156,158,160,162Dy, 164,166,168,170Er, 180Hf, 232Th, 238U, 104,106,108Mo, 108Ru, 110Ru, 112Ru, 114Ru; calculated stagerring parameters, J, γ-bands. Triaxial projected shell model (TPSM) approach.

doi: 10.1140/epja/s10050-021-00620-7
Citations: PlumX Metrics


2021SH09      Phys.Rev. C 103, 024324 (2021)

A.Sharma, R.Raut, S.Muralithar, R.P.Singh, S.S.Bhattacharjee, S.Das, S.Samanta, S.S.Ghugre, R.Palit, S.Jehangir, N.Rather, G.H.Bhat, J.A.Sheikh, S.S.Tiwary, Neelam, P.V.Madhusudhana Rao, U.Garg, S.K.Dhiman

Evidence of antimagnetic rotational motion in 103Pd

NUCLEAR REACTIONS 94Zr(13C, 4n)103Pd, E=55 MeV; measured Eγ, Iγ, half-lives of levels in the negative-parity yrast band by Doppler-shift attenuation method (DSAM) using the INGA array of 18 Compton suppressed HPGe clover detectors. 103Pd; deduced levels, J, π, B(E2), configurations, dynamic moment of inertia, antimagnetic rotational (AMR) band structure; calculated total Routhian surface (TRS) contour for the negative-parity yrast band in (β2cos(γ+30°), β2sin(γ+30°)) plane, and quasiparticle Routhians for proton and neutron using cranked-shell model. Comparison of spin versus angular frequency distribution and B(E2) values with tilted-axis cranked-shell model calculations based on the covariant density functional theory, and with semi-classical particle-rotor model calculations.

doi: 10.1103/PhysRevC.103.024324
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2020JE04      Eur.Phys.J. A 56, 197 (2020)

S.Jehangir, I.Maqbool, G.H.Bhat, J.A.Sheikh, R.Palit, N.Rather

High-spin doublet band structures in odd-odd 194-200Tl isotopes

NUCLEAR STRUCTURE 194,196,198,200Tl; calculated energy levels, J, π, projected energies, before band mixing of negative parity states, staggering, B(E2), B(M1). Comparison with experimental values.

doi: 10.1140/epja/s10050-020-00206-9
Citations: PlumX Metrics


2017BA06      Ukr.J.Phys. 62, 12 (2017)

W.Bari, N.A.Rather

Sensitivity of Multiplicity Fluctuations to Rapidity in High-Energy Nucleus-Nucleus Interactions

NUCLEAR REACTIONS Ag(28Si, X), E=4.5 GeV; measured reaction products; deduced multiplicity fluctuations. Comparison with FRITIOF model.

doi: 10.15407/ujpe62.01.0012
Citations: PlumX Metrics


2017DA10      Phys.Rev. C 95, 051301 (2017)

B.Das, N.Rather, P.Datta, S.Chattopadhyay, S.Rajbanshi, A.Goswami, S.Roy, S.Pal, R.Palit, S.Saha, J.Sethi, S.Biswas, P.Singh, H.C.Jain

Novel evolution of the positive parity shears band in 106Ag

NUCLEAR REACTIONS 96Zr(14N, 4n), E=68 MeV; measured Eγ, Iγ, two and higher-fold γγ-coin, γγ(θ)(DCO), level half-lives by DSAM and line-shape analysis using INGA array at Pelletron-LINAC facility of TIFR-Mumbai. 106Ag; deduced high-spin levels, J, π, multipolarities, mixing ratios, B(M1), B(E2), bands, magnetic rotational (shears) band, configurations, Routhians. Comparison with shears mechanism principal axis cranking (SPAC) model.

doi: 10.1103/PhysRevC.95.051301
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2016DA03      Phys.Rev. C 93, 064322 (2016)

B.Das, N.Rather, S.Chattopadhyay, S.Rajbanshi, A.Goswami, P.Datta, S.Roy, R.Palit, S.Pal, S.Saha, J.Sethi, S.Biswas, P.Singh, H.C.Jain

Three proton hole structure in 106Ag

NUCLEAR REACTIONS 96Zr(14N, 4n), E=68 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), level half-lives by DSAM using INGA array at 14-UD Pelletron facility of TIFR-BARC. 106Ag; deduced high-spin levels, J, π, multipolarities, B(M1), B(E2), configuration, magnetic-dipole rotational band. Comparison with Routhian calculations, and shears mechanism with the principal axis cranking (SPAC) calculation.

doi: 10.1103/PhysRevC.93.064322
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2014RA10      Phys.Rev.Lett. 112, 202503 (2014)

N.Rather, P.Datta, S.Chattopadhyay, S.Rajbanshi, A.Goswami, G.H.Bhat, J.A.Sheikh, S.Roy, R.Palit, S.Pal, S.Saha, J.Sethi, S.Biswas, P.Singh, H.C.Jain

Exploring the Origin of Nearly Degenerate Doublet Bands in 106Ag

NUCLEAR REACTIONS 96Zr(14N, 4n), E=68 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced bands, level scheme, J, π, lifetimes, B(E2), B(M1), mixing and branching ratios. Comparison with available data and systematics.

doi: 10.1103/PhysRevLett.112.202503
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2014RA11      Phys.Rev. C 89, 061303 (2014)

N.Rather, S.Roy, P.Datta, S.Chattopadhyay, A.Goswami, S.Nag, R.Palit, S.Pal, S.Saha, J.Sethi, T.Trivedi, H.C.Jain

Antimagnetic rotation in 104Pd

NUCLEAR REACTIONS 96Zr(13C, 5n), E=63 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by DSA using INGA array at 14-UD Pelletron at TIFR. 104Pd; deduced levels, J, π, B(E2), variation of B(E2) with angular momentum. Comparison with semiclassical particle plus rotor model calculations, and interpretation of yrast band members in terms of anti-magnetic rotation.

doi: 10.1103/PhysRevC.89.061303
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2012RO08      Phys.Lett. B 710, 587 (2012)

S.Roy, N.Rather, P.Datta, S.Chattopadhyay, R.A.Bark, S.Pal, S.Bhattacharya, R.K.Bhowmik, A.Goswami, H.C.Jain, R.Kumar, E.Lawrie, S.Muralithar, D.Negi, R.Palit, R.P.Singh

Emergence of principal axis rotation in 110Ag

NUCLEAR REACTIONS 96Zr(18O, 3np)110Ag, E=70 MeV; measured reaction products, Eγ, Iγ; deduced level scheme, J, π, B(E2), B(M1), deformation, negative-parity yrast band, high spin levels lifetime. Comparison with systematics, Total Routhian Surface and TQPTR calculations.

doi: 10.1016/j.physletb.2012.03.035
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


Back to query form


Note: The following list of authors and aliases matches the search parameter N.Rather: , N.A.RATHER