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NSR database version of May 6, 2024.

Search: Author = H.M.Mittal

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2020KA60      Int.J.Mod.Phys. E29, 2050081 (2020)

M.Karday, A.Dadwal, H.M.Mittal

Examination of phenomenological formulae in superdeformed bands of A ∼ 190, 150 mass regions

NUCLEAR STRUCTURE ¹⁹⁴Hg, ¹⁹³Tl, ^192,194,196Pb, ¹⁵²Dy; analyzed available data; calculated band-head spins for super deformed bands, rms deviations using rotational energy formulae.

doi: 10.1142/S0218301320500810
Citations: PlumX Metrics

2020KA67      Phys.Scr. 95, 105303 (2020)

M.Karday, A.Dadwal, H.M.Mittal

Systematic study of superdeformed rotational bands in Hg isotopes

NUCLEAR STRUCTURE ^{189,190,191,192,193,194,195}Hg; analyzed available data; deduced band-head spin and the parameters, SD bands, γ-transition energies using a least-squares fitting method. The exponential model with pairing attenuation and the nuclear softness formula.

doi: 10.1088/1402-4896/abb49e
Citations: PlumX Metrics

2019DA03      Eur.Phys.J. A 55, 12 (2019)

A.Dadwal, H.M.Mittal

Spins and moment of inertia of superdeformed bands in the Pb isotopes

NUCLEAR STRUCTURE ¹⁹⁴Hg, ¹⁹³Tl, ^192,194,196Pb; compiled, analyzed spin assignments for superdeformed (SD) bands. ¹⁹²Tl, ^{192,193,194,195,196,197}Pb; calculated spins of uperdeformed (SD) bands states, SD band head spins using VMI-IBM model; deduced parameters. ¹⁹²Tl, ^193,195,197Pb; calculated kinematic and dynamic moment of inertia vs rotational frequency; compared with data.

doi: 10.1140/epja/i2019-12678-5
Citations: PlumX Metrics

2019DA06      Phys.Rev. C 99, 044305 (2019)

A.Dadwal, H.M.Mittal

Empirical evidence of a superrigid structure of "flat" uperdeformed bands

NUCLEAR STRUCTURE ^{189,191,192,193,194,195}Tl, ^{192,193,194,195,196,197}Pb; analyzed experimental data for superdeformed bands, and gamma-transition energies using shape fluctuation model, semiclassical vibration distortion model, semiclassical particle rotor model, and exponential model with pairing attenuation; deduced fitting parameters.

doi: 10.1103/PhysRevC.99.044305
Citations: PlumX Metrics

2018BI06      Nucl.Phys. A975, 48 (2018)

A.Bindra, H.M.Mittal

The magnification of structural anomalies with Grodzins systematic in the framework of Asymmetric Rotor Model

NUCLEAR STRUCTURE ^142,144,146Ba, ^144,146,148Ce, ^{144,146,148,150}Nd, ^{148,150,152,154}Sm, ^{152,154,156,158,160}Gd(SF), ^{154,156,158,160,162,164}Dy, ^{156,158,160,162,164,166,168,170}Er, ^{160,164,166,168,170,172,174}Yb, ^{172,174,176,178,180}Hf, ^{180,182,184,186}W, ^{182,184,186,188,190,192}Os, ^{184,186,188,190,192,194,196}Pt; calculated E(2⁺₁) times B(E2) and E(SF) times B(E2) (Grodzins products) vs asymmetry parameter γ₀ using ARM (Asymmetric Rotor Model); deduced Grodzins parameters, breakdown of coherence between rotational energy and γ-excitation strength B(E2), indication for a shape transition for Pt isotopes.

doi: 10.1016/j.nuclphysa.2018.04.004
Citations: PlumX Metrics

2018DA10      J.Phys.(London) G45, 065103 (2018)

A.Dadwal, H.M.Mittal

Identical superdeformed bands in yrast ¹⁵²Dy: a systematic description

NUCLEAR STRUCTURE ^151,152,153Dy, ¹⁵¹Tb; analyzed available data; deduced difference between the calculated and experimental intraband-γ transition energies for super deformed bands, parameters obtained from the least-squares fitting the identical bands.

doi: 10.1088/1361-6471/aac0d1
Citations: PlumX Metrics

2018KA33      Pramana 91, 70 (2018)

M.Karday, H.M.Mittal, R.Mehra

Systematic study of rigid triaxiality in Ba-Pt nuclei and role of Z=64 subshell effect subshell effect

NUCLEAR STRUCTURE Z=50-82; analyzed available data; calculated deformation parameters, quadrupole moments. Comparison with available data.

doi: 10.1007/s12043-018-1645-7
Citations: PlumX Metrics

2018SH19      Chin.Phys.C 42, 054104 (2018)

H.Sharma, H.M.Mittal

Band head spin assignment of superdeformed bands in Hg isotopes through power index formula

NUCLEAR STRUCTURE ^{189,190,191,192,193,194,195}Hg; analyzed available data; deduced transition energies, head spins of super deformed band, moment of inertia using the power index formula.

doi: 10.1088/1674-1137/42/5/054104
Citations: PlumX Metrics

2017BI06      Chin.Phys.C 41, 054102 (2017)

A.Bindra, H.M.Mittal

Systematic dependence of SFE^*B(E2)↑ and ROTE^*B(E2)↑ on N_p N_n in the framework of shape fluctuation model

NUCLEAR STRUCTURE Z=56-64; analyzed available B(E2) data; deduced systematic trends.

doi: 10.1088/1674-1137/41/5/054102
Citations: PlumX Metrics

2017DA05      Eur.Phys.J. A 53, 2 (2017)

A.Dadwal, H.M.Mittal

Spins of superdeformed rotational bands in Tl isotopes

NUCLEAR STRUCTURE ^{191,192,193,194,195}Tl, ^194,196Pb; calculated rotational bands, SD band, excited SD band levels, J, dynamical moment of inertia using soft-rotor model. Compared with available data.

doi: 10.1140/epja/i2017-12190-0
Citations: PlumX Metrics

2017DA18      Eur.Phys.J. A 53, 132 (2017)

A.Dadwal, H.M.Mittal

Description of identical superdeformed bands of the A ∼ 190 mass region

NUCLEAR STRUCTURE ^{191,192,193,194,195}Hg, ^193,194,195Tl, ^193,194Pb; calculated rotational superdeformed yrast, excited bands energy, J, band-head moment of inertia, alignment, γ-ray transition energies using two-parameter model (nuclear softness formula, semiclassical particle rotor model) and exponential model with pairing attenuation; deduced 12 identical (yrast, excited, middle-point identical) superdeformed rotational bands, parameters.

doi: 10.1140/epja/i2017-12308-4
Citations: PlumX Metrics

2017SH22      Chin.Phys.C 41, 084104 (2017)

H.Sharma, N.Sharma, H.M.Mittal

Systematic study of kinematic and dynamic moments of inertia of superdeformed bands with N_pN_n scheme

NUCLEAR STRUCTURE N=72-112; analyzed available data; deduced systematics of kinematic moment of inertia, dynamic moment of inertia of superdeformed bands in A ∼ 130, 150, 190 mass regions.

doi: 10.1088/1674-1137/41/8/084104
Citations: PlumX Metrics

2017SH48      Int.J.Mod.Phys. E26, 1750074 (2017)

H.Sharma, H.M.Mittal

Band head spin assignment of superdeformed bands in A∼60-80 mass region through nuclear softness formula

NUCLEAR STRUCTURE ⁵⁸Ni, ⁵⁸Cu, ^62,65,68Zn, ^84,86Zr; analyzed available data; deduced the band head spin of superdeformed rotational bands, dynamic moment of inertia, the nuclear softness formula applicability.

doi: 10.1142/S0218301317500744
Citations: PlumX Metrics

2017SH56      Chin.Phys.C 41, 124105 (2017)

H.Sharma, H.M.Mittal

Systematic study of rotational energy formulae for superdeformed bands in La and Ce isotopes

NUCLEAR STRUCTURE ¹³⁰La, ^131,132,133Ce; analyzed available data; calculated of superdeformed (SD) band head spins using four parameter formula.

doi: 10.1088/1674-1137/41/12/124105
Citations: PlumX Metrics

2016DA01      Int.J.Mod.Phys. E25, 1650038 (2016)

A.Dadwal, H.M.Mittal, N.Sharma

Level spins of superdeformed bands in A ∼ 80 mass region

NUCLEAR STRUCTURE ^80,81,82,83Sr, ^82,83Y, ⁸³Zr; calculated band head spin, J parameters. Comparison with available data.

doi: 10.1142/S0218301316500385
Citations: PlumX Metrics

2016DA10      Chin.Phys.C 40, 114103 (2016)

A.Dadwal, H.M.Mittal

Band head spin assignment of superdeformed bands in ⁸⁶Zr

NUCLEAR STRUCTURE ⁸⁶Zr; analyzed available data; deduced the band head spins; calculated transition energies; deduced dynamic moment of inertia. VMI model.

doi: 10.1088/1674-1137/40/11/114103
Citations: PlumX Metrics

2016KU18      Chin.Phys.C 40, 094104 (2016)

P.Kumari, H.M.Mittal

Systematic study of the product ((E(2⁺₂)/E(2⁺₁))*B(E2) ↑) through the asymmetric rotor model

NUCLEAR STRUCTURE Z=50-82; analyzed available data; calculated (E(2⁺₂)/E(2⁺₁))*B(E2)↑ product values.

doi: 10.1088/1674-1137/40/9/094104
Citations: PlumX Metrics

2015KU14      Int.J.Mod.Phys. E24, 1550033 (2015)

P.Kumari, H.M.Mittal

Systematic dependence of Grodzins product rule on N_pN_n

NUCLEAR STRUCTURE Z=50-82, N=82-126; analyzed available data; deduced systematics of the Grodzins product rule.

doi: 10.1142/S0218301315500330
Citations: PlumX Metrics

2015KU18      Phys.Scr. 90, 085304 (2015)

P.Kumari, H.M.Mittal

Study of multiphonon γγ-band in neutron-rich ¹¹²Ru nucleus and molybdenum isotopes

NUCLEAR STRUCTURE ¹¹²Ru, ^104,106,108Mo; calculated γ and γγ band energies, J, π, staggering indices, constant energy terms. Comparison with available data.

doi: 10.1088/0031-8949/90/8/085304
Citations: PlumX Metrics

2013SH09      Phys.Rev. C 87, 024322 (2013)

N.Sharma, H.M.Mittal, S.Kumar, A.K.Jain

Empirical evidence for magic numbers of superdeformed shapes

NUCLEAR STRUCTURE A=57-137, 148-154, 189-198; analyzed γ-ray energy ratios for superdeformed structures; deduced nuclear softness parameter, superdeformed magic numbers.

doi: 10.1103/PhysRevC.87.024322
Citations: PlumX Metrics

2013SH34      Int.J.Mod.Phys. E22, 1350053 (2013)

N.Sharma, H.M.Mittal

Systematic study of nuclear softness of superdeformed bands in A = 190 mass region

NUCLEAR STRUCTURE ¹⁹¹Au, ^{189,190,191,192,193,194,195}Hg, ^{189,191,192,193,194,195}Tl, ^196,197Bi, ¹⁹⁸Po; calculated superdeformed bands, nuclear softness parameter. Comparison with ENSDF and XUNDL databases.

doi: 10.1142/S0218301313500535
Citations: PlumX Metrics

2011MI23      J.Phys.:Conf.Ser. 312, 092041 (2011)

H.M.Mittal, V.Devi

The odd-even staggering in ^122-24Xe and ^124-128Ba nuclei

NUCLEAR STRUCTURE ^122,123,124Xe, ^{124,125,126,127,128}Ba; calculated levels, J, π, rotational bands, signature splitting. Compared to data.

doi: 10.1088/1742-6596/312/9/092041
Citations: PlumX Metrics

2011MI24      J.Phys.:Conf.Ser. 312, 092042 (2011)

H.M.Mittal, V.Devi

Study of triaxiality in Xe-Hg nuclei

NUCLEAR STRUCTURE Xe, Ba, Ce, Nd, Sm, Gd, Dy, Er, Yb, Hf, W, Os, Pt, Hg; calculated deformation parameters using rigid triaxial rotor model.

doi: 10.1088/1742-6596/312/9/092042
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1991MI05      Phys.Scr. 43, 558 (1991)

H.M.Mittal, S.Sharma, J.B.Gupta

Tests of Rigid Triaxiality for Light Te-Sm Nuclei

NUCLEAR STRUCTURE ^{118,120,122,124,126,128}Te, ^{120,122,124,126,128,130,132}Xe, ^{126,128,130,132,134}Ba, ^134,136Ce, ^136,138Nd, ^138,140Nd; analyzed B(E2) ratios; deduced shape features.

doi: 10.1088/0031-8949/43/6/004
Citations: PlumX Metrics

1990GU06      Phys.Scr. 41, 660 (1990)

J.B.Gupta, H.M.Mittal, S.Sharma

Study of Shape Phase Transitions and the F-Spin Multiplets through the Shape Fluctuation Energy

NUCLEAR STRUCTURE A=120-200; calculated shape fluctuation energy; deduced F-spin multiplet shape phase transition features. Interacting boson model, even-even nuclei.

doi: 10.1088/0031-8949/41/5/006
Citations: PlumX Metrics

1990GU12      Phys.Rev. C42, 1373 (1990)

J.B.Gupta, H.M.Mittal, J.H.Hamilton, A.V.Ramayya

Systematic Dependence of the γ-g B(E2) Ratios on the N(p)N(n) Product

NUCLEAR STRUCTURE A=120-200; analyzed B(E2) systematics; deduced N(p)N(n) scheme limitations.

doi: 10.1103/PhysRevC.42.1373
Citations: PlumX Metrics