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NSR database version of April 26, 2024.

Search: Author = A.Shukla

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2023KU05      Acta Phys.Pol. B54, 1-A1 (2023)

V.Kumar, A.Shukla, M.K.Sharma, P.K.Rath

Characteristics of Chiral Bandhead

NUCLEAR STRUCTURE ⁸⁰Br, ¹⁰⁰Tc, ¹⁰⁴Rh, ¹²⁸Cs, ¹³²La, ¹³⁴Pr, ^136,138Pm; analyzed available data; deduced the low value of reduced hindrance factors could be indicative of triaxial shape and orthogonally coupling of the valence nucleon angular momentum at the chiral bandhead.

doi: 10.5506/aphyspolb.54.1-a1
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2023KU20      Acta Phys.Pol. B54, 9-A3 (2023)

V.Kumar, A.Shukla, M.K.Sharma, P.K.Rath

Comparison of Valence-correlation Schemes in Nuclei Having Valence Nucleons in the Same Shell

NUCLEAR STRUCTURE A=6-136; analyzed available data; deduced variation of excitation energies of yrast 2+ states and ratios E4+/E2+ with N_pN_n.

doi: 10.5506/APhysPolB.54.9-A3
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2023SI05      Acta Phys.Pol. B54, 1-A4 (2023)

Y.P.Singh, V.Kumar, A.Choudhary, A.Shukla, M.K.Sharma, P.K.Rath, Rohtash, P.Jain, Y.Kumar, R.Sapra, K.Jha, M.Silarski, S.Sharma

Influence of Collectivity on Reduced Hindrance Factor of K-isomers in Tantalum and Hafnium Isotopes

NUCLEAR STRUCTURE ^{170,172,174,176,178,180,182,184}Hf, ^{173,175,177,179,181,183,185}Ta; analyzed available data; deduced correlations of the reduced hindrance factor of the K-isomers in Ta and Hf isotopes with respect to N_pN_n.

doi: 10.5506/aphyspolb.54.1-a1
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2023SI21      Phys.Part. and Nucl.Lett. 20, 577 (2023)

Y.P.Singh, V.Kumar, A.Shukla, P.Jain, Y.Kumar, R.Sapra, K.Jha, T.Verma, M.Silarski, S.Sharma

Systematic Study of Gamma Decay Hindrance Factors

NUCLEAR STRUCTURE A=20-250; analyzed available data; deduced Weisskopf hindrance factor F_W for electric and magnetic multipole transitions.

doi: 10.1134/S1547477123040635
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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), ^{116,118,120,122,124,126}Ce, ^{118,120,122,124,126,128}Nd(²⁰Ne), ^{156,158,160,162,164,166}Hf, ^{158,160,162,164,166,168}W, ^{160,162,164,166,168,170}Os(⁸Be), ^{158,160,162,164,166,168,170}W, ^{160,162,164,166,168,170,172}Os(¹²C), ^{158,160,162,164,166,168,170,172}W, ^{160,162,164,166,168,170,172,174}Os, ^{166,168,170,172,174,176}Pt(¹⁶O), ^{166,168,170,172,174,176,178}Pt, ^{170,172,174,176,178,180}Hg(²⁰Ne), ^{166,168,170,172,174,176,178,180}Pt, ^{170,172,174,176,178,180,182}Hg(²⁴Mg); calculated penetrability, T_1/2. 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 ^{214,216,218,220,222,224,226,228}Th, ^{216,218,220,222,224,226,228,230,232}U, ^{220,222,224,226,228,230,232,234,236}Pu(α), ^{218,220,222,224,226,228}Th, ^{218,220,222,224,226,228,230}U, ^{222,224,226,228,230,232,234}Pu(⁸Be), ^{218,220,222,224,226,228,230,232,234}Th, ^{218,220,222,224,226,228,230,232}U, ^{222,224,226,228,230,232,234,236}Pu(¹²C), ^{218,220,222,224,226,228,230,232,234}Th, ^{218,220,222,224,226,228,230,232}U, ^{224,226,228,230,232,234,236}Pu(¹⁶O), ^{220,222,224,226,228,230,232}U, ^{224,226,228,230,232,234,236,238}Pu(²⁰Ne); calculated T_1/2, 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 T_1/2 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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2021YA32      Nucl.Phys. A1016, 122321 (2021)

A.Yadav, A.Shukla, M.V.Ivanov, M.K.Gaidarov

Alpha decay and structural properties of even-even superheavy nuclei

RADIOACTIVITY ^256,258,260Rf, ^258,260,262Sg, ^264,266Sg, ²⁶²Sg, ^264,266Hs, ²⁷⁰Hs, ²⁷⁰Ds, ^282,284Cn, ^284,286,288Fl, ^290,292Lv, ²⁹⁴Og(α); calculated T_1/2. Comparison with available data.

doi: 10.1016/j.nuclphysa.2021.122321
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2021YA34      Int.J.Mod.Phys. E30, 2150099 (2021)

A.Yadav, A.Shukla, S.Aberg

Bubble structure in superheavy nuclei around neutron and proton shell closure

NUCLEAR STRUCTURE ^{254,256,258,260,262}Rf, ^{258,260,262,264,266}Sg, ^264,266Hs, ²⁷⁰Hs, ²⁷⁰Ds, ^282,284Cn, ^284,286,288Fl, ^290,292Lv, ²⁹⁴Og; calculated energy levels, J, π, deformation parameters, two-neutron separation energies, charge and neutron radii, neutron skin.

doi: 10.1142/S0218301321500993
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2020AB12      Int.J.Mod.Phys. E29, 2050073 (2020)

S.Aberg, A.Yadav, A.Shukla

Possible dual bubble-like structure predicted by the relativistic Hartree-Bogoliubov model

NUCLEAR STRUCTURE ⁴³Si, ¹²O, ⁶²Ni, ^26,28O, ^32,34Ne, ^38,40Mg, ^42,44Si, ^46,48S, ^50,52Ar, ^56,58Ca, ^60,62Ti, ^66,68Cr, ^{72,74,76,78,80}Ni; calculated binding energies, radial density distributions, neutron and proton single-particle energy levels, pairing strengths. Comparison with available data.

doi: 10.1142/S0218301320500731
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2018BA02      Acta Phys.Pol. B49, 27 (2018)

A.Bajpeyi, A.Shukla, A.J.Koning

Systematic Nuclear Structure and Nuclear Reaction Studies Relevant to p-process

NUCLEAR REACTIONS ¹⁰²Pd, ¹²⁰Te, ^124,126Xe, ^130,132Ba(p, γ), (α, γ), E<15 MeV; calculated σ using TALYS nuclear model code. Comparison with available data.

doi: 10.5506/aphyspolb.49.27
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2017BA23      Phys.Atomic Nuclei 80, 402 (2017)

A.Bajpeyi, A.Shukla, A.J.Koning, S.Aberg

Study of the (p, γ) and (α, γ) reactions for ^{96, 98, 104}Ru and ^{112, 114, 116}Sn at astrophysically relevant energies

doi: 10.1134/S1063778817030024
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2017SH02      J.Phys.(London) G44, 025104 (2017)

A.Shukla, S.Aberg, A.Bajpeyi

Systematic nuclear structure studies using relativistic mean field theory in mass region A ∼ 130

NUCLEAR STRUCTURE ^{100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136}Sn, ¹³⁴Te, ¹³⁶Xe, ¹³⁸Ba, ¹⁴⁰Ce, ¹⁴²Nd, ¹⁴⁴Sm, ¹⁴⁶Gd, ¹⁴⁸Dy, ¹⁵⁰Er, ¹⁵²Yb, ¹⁵⁴Hf; calculated binding energies, charge radii, neutron and proton occupation probabilities, neutron skin, density distributions. Comparison with available data.

doi: 10.1088/1361-6471/aa5117
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2015BA56      Eur.Phys.J. A 51, 157 (2015)

A.Bajpeyi, A.J.Koning, A.Shukla, S.Aberg

Systematic study of proton capture rates for Mo and Cd isotopes

doi: 10.1140/epja/i2015-15157-1
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2014SH03      Phys.Rev. C 89, 014329 (2014)

A.Shukla, S.AAberg

Deformed bubble nuclei in the light-mass region

NUCLEAR STRUCTURE ²⁴Ne, ³²Si, ³²Ar; investigated possibility for existence of deformed bubble nuclei. ^{24,26,28,30,32,34}Si, ²⁴Ne, ³²Ar, ³⁶S, ³⁶Ca; calculated proton depletion fractions as function of deformation for Z=14 nuclei. ²⁴Ne, ²⁶Mg, ²⁸Si, ³⁰S, ³²Ar, ^34,36Ca; calculated neutron depletion fractions as function of deformation for N=14 nuclei. ³²Si; calculated neutron and proton density contour plots. ²⁴Ne, ^32,34Si, ³²Ar; calculated binding energy per nucleon, neutron, rms charge and rms matter radii. Relativistic mean field (RMF) model. Comparison with experimental data.

doi: 10.1103/PhysRevC.89.014329
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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, T_1/2, 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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2011SH26      J.Phys.(London) G38, 095103 (2011)

A.Shukla, S.Aberg, S.K.Patra

Nuclear structure and reaction properties of even-even oxygen isotopes towards drip line

NUCLEAR STRUCTURE ¹²C, ^{12,14,16,18,20,22,24,26,28}O; calculated rms matter and charge radii, deformations, two neutron separation energies.

NUCLEAR REACTIONS ¹²C(¹²O, X), (¹⁴O, X), (¹⁶O, X), (¹⁸O, X), (²⁰O, X), (²²O, X), (²⁴O, X), (²⁶O, X), (²⁸O, X), E=1000 MeV/nucleon; calculated σ.

doi: 10.1088/0954-3899/38/9/095103
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2010BA23      Phys.Rev. C 82, 015501 (2010)

S.Ban, J.Dobaczewski, J.Engel, A.Shukla

Fully self-consistent calculations of nuclear Schiff moments

NUCLEAR STRUCTURE ¹⁹⁹Hg, ²¹¹Rn; calculated Schiff moments using self-consistent odd-nucleus mean-field theory by modified Hartree-Fock-Bogoliubov (HFB) code and SLy4, SkM*, SV, and SIII Skyrme interactions.

doi: 10.1103/PhysRevC.82.015501
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2009SH45      Phys.Rev. C 80, 057305 (2009)

A.Shukla, R.Sahu, V.K.B.Kota

Deformed shell model results for two-neutrino positron double-β decay of ⁷⁴Se

RADIOACTIVITY ⁷⁴Se(β⁺EC), ⁷⁴Se(2EC); calculated half-life for.two-neutrino decay mode using deformed shell model based on Hartree-Fock states and a modified Kuo interaction. Comparison with experimental data.

NUCLEAR STRUCTURE ⁷⁴Ge, ⁷⁴As, ⁷⁴Se; calculated HF single-particle neutron and proton states.

doi: 10.1103/PhysRevC.80.057305
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2008MI17      Phys.Rev. C 78, 024307 (2008)

S.Mishra, A.Shukla, R.Sahu, V.K.B.Kota

Deformed shell model calculations of half lives for β⁺/EC decay and 2ν β⁺ β⁺ β⁺EC/ECEC decay in medium-heavy N ∼ Z nuclei

RADIOACTIVITY ^64,66,68,70Ge, ^68,70,72,74Se, ^76,78,80,82Sr, ^72,74,76Kr(β⁺)(EC); ⁷⁸Kr(β⁺)(EC)(2β⁺)(β⁺EC)(2EC); calculated half-lives, Gamow-Teller strength distributions. Deformed-shell model based on Hartree-Fock states. Comparison with experimental data.

doi: 10.1103/PhysRevC.78.024307
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2007SH04      J.Phys.(London) G34, 549 (2007)

A.Shukla, P.K.Raina, P.K.Rath

Study of two neutrino β⁺β⁺/β⁺ EC/ECEC decay of ^{124, 126}Xe and ^{130, 132}Ba for 0⁺ → 0⁺ transition in PHFB model

RADIOACTIVITY ^124,126Xe, ^130,132Ba(2β⁺), (β⁺EC), (2EC); calculated 2νββ-decay T_1/2. Projected Hartree-Fock-Bogoliubov model.

NUCLEAR STRUCTURE ^{124,126,130,132}Xe, ^124,126Te, ^130,132Ba; calculated level energies, configurations, quadrupole moments, B(E2). Projected Hartree-Fock-Bogoliubov model.

doi: 10.1088/0954-3899/34/3/013
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2007SH33      Phys.Rev. C 76, 034601 (2007)

A.Shukla, B.K.Sharma, R.Chandra, P.Arumugam, S.K.Patra

Nuclear reaction studies of unstable nuclei using relativistic mean field formalisms in conjunction with the Glauber model

NUCLEAR REACTIONS ¹²C(¹²C, X), E < 1000 MeV/nucleon; ¹²C(Li, X), (Be, X), (B, X)E=800 MeV/nucleon; ¹²C(¹¹Li, X), (¹⁴Be, X), (¹¹Be, X), E=30, 85 MeV/nucleon; calculated σ, angular distributions and total reaction cross sections within the Glauber model. Compared results to available data.

doi: 10.1103/PhysRevC.76.034601
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2006DH01      Eur.Phys.J. A 27, 33 (2006)

A.Dhal, R.K.Sinha, P.Agarwal, S.Kumar, Monika, B.B.Singh, R.Kumar, P.Bringel, A.Neusser, R.Kumar, K.S.Golda, R.P.Singh, S.Muralithar, N.Madhavan, J.J.Das, A.Shukla, P.K.Raina, K.S.Thind, A.K.Sinha, I.M.Govil, P.K.Joshi, R.K.Bhowmik, A.K.Jain, S.C.Pancholi, L.Chaturvedi

Shape changes at high spin in ⁷⁸Kr

NUCLEAR REACTIONS ⁶³Cu(¹⁹F, 2p2n), E=60 MeV; measured Eγ, Iγ, γγ-coin, DSA. ⁷⁸Kr deduced high spin levels, T_1/2, transition quadrupole moments. Comparison with Hartree-Fock-Bogoliubov model. INGA array.

doi: 10.1140/epja/i2005-10230-0
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2006RA13      Eur.Phys.J. A 28, 27 (2006)

P.K.Raina, A.Shukla, S.Singh, P.K.Rath, J.G.Hirsch

The 0⁺ → 0⁺ positron double-β decay with emission of two neutrinos in the nuclei ⁹⁶Ru, ¹⁰²Pd, ¹⁰⁶Cd and ¹⁰⁸Cd

NUCLEAR STRUCTURE ^96,102Ru, ⁹⁶Mo, ^102,106,108Pd, ^106,108Cd; calculated levels, B(E2), quadrupole moments, g-factors. Projected Hartree-Fock-Bogoliubov model, comparison with data.

RADIOACTIVITY ⁹⁶Ru, ¹⁰²Pd, ^106,108Cd(2β⁺); calculated 2νββ-, 2νβEC-, 2νECEC-decay T_1/2, deformation effects. Projected Hartree-Fock-Bogoliubov model, comparison with data.

doi: 10.1140/epja/i2005-10280-2
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2006SH20      J.Phys.(London) G32, 2089 (2006)

B.K.Sharma, S.K.Patra, R.K.Gupta, A.Shukla, P.Arumugam, P.D.Stevenson, W.Greiner

Reaction cross-sections for light nuclei on ¹²C using relativistic mean field formalism

NUCLEAR REACTIONS ¹²C(⁸B, X), (⁹B, X), (¹⁰B, X), (¹¹B, X), (¹²B, X), (¹³B, X), (¹⁴B, X), (¹⁵B, X), (¹⁶B, X), (¹⁷B, X), (¹⁸B, X), (¹⁹B, X), (⁷Be, X), (⁸Be, X), (⁹Be, X), (¹⁰Be, X), (¹¹Be, X), (¹²Be, X), (¹³Be, X), (¹⁴Be, X), (⁶Li, X), (⁷Li, X), (⁸Li, X), (⁹Li, X), (¹⁰Li, X), (¹¹Li, X), E ≈ 800 MeV/nucleon; calculated reaction σ. Relativistic mean field approach.

NUCLEAR STRUCTURE ^{6,7,8,9,10,11}Li, ^{10,11,12,13,14}Be, ^15,16,17B; calculated binding energies, deformation. Relativistic mean field approach.

doi: 10.1088/0954-3899/32/11/004
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2005SH02      Eur.Phys.J. A 23, 235 (2005)

A.Shukla, P.K.Raina, R.Chandra, P.K.Rath, J.G.Hirsch

Two-neutrino positron double-beta decay of ¹⁰⁶Cd for the 0⁺ → 0⁺

NUCLEAR STRUCTURE ¹⁰⁶Pd, ¹⁰⁶Cd; calculated levels, J, π, B(E2), quadrupole moments, g-factors. Projected Hartree-Fock-Bogoliubov model, comparison with data.

RADIOACTIVITY ¹⁰⁶Cd(2β⁺); calculated 2νββ-decay T_1/2, deformation effects. Projected Hartree-Fock-Bogoliubov model, comparisons with data.

doi: 10.1140/epja/i2004-10084-x
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2005SH47      Pramana 64, 207 (2005)

A.Shukla, P.K.Raina, P.K.Rath

Exploring effective interactions through transition charge density study of ^{70, 72, 74, 76}Ge nuclei

NUCLEAR STRUCTURE ^70,72,74,76Ge; calculated transition charge densities, B(E2). Microscopic variational framework, several effective interactions compared with data.

doi: 10.1007/BF02704875
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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 T_1/2, matrix elements. Comparison with data.

doi: 10.1134/1.1825522
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1976MC10      Nucl.Phys. A273, 451 (1976)

A.B.McDonald, T.K.Alexander, O.Hausser, D.Disdier, E.G.Adelberger, H.B.Mak, A.P.Shukla, A.V.Nero

Isospin-Forbidden Particle Decays in Light Nuclei (I). T = 3/2 Levels of ⁹Be, ⁹B

NUCLEAR REACTIONS ⁷Li(³He, n), (³He, p), E=8.25 11 MeV; measured np-, pn-coin. ⁹Be deduced Γn/Γ. ⁹B deduced Γp/Γ. Enriched target.

doi: 10.1016/0375-9474(76)90603-5
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1973AD02      Phys.Rev. C7, 889 (1973)

E.G.Adelberger, A.B.McDonald, C.L.Cocke, C.N.Davids, A.P.Shukla, H.B.Mak, D.Ashery

Isospin-Forbidden Particle Decay of T = 3/2 Levels in Mirror Nuclei

NUCLEAR REACTIONS ¹¹B(³He, np), E=7.0 MeV; measured σ(Ep, En, θ(n), θ(p)), αn-, pn-coin. ¹³N deduced level-width(γ), level-width(p), level-width(α). ¹¹B(³He, np), E=7.5, 6.6 MeV; measured σ(En, Ep, θ(n), θ(p)), np-coin. ¹³C deduced level-width(γ), level-width(n). ¹⁵N(³He, np), E=8.25, 8.44 MeV; measured σ(En, Ep, θ(n), θ(p)), np-coin. ¹⁷F deduced level-width(p). ¹⁵N(³He, np), E=9.6 MeV; measured σ(En, Ep, θ(n), θ(p)), np-coin. ¹⁷O deduced level-width(n). ¹⁸O(³He, nα), E=12 MeV; measured σ(En, Eα, θ(α), θ(n))nα-coin. ¹⁷O deduced level-width(n).

doi: 10.1103/PhysRevC.7.889
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1971MA22      Phys.Lett. 35B, 11 (1971)

M.H.Macfarlane, A.P.Shukla

Shape Mixing and the Shell-Model Description of the Isotopes of Neon

NUCLEAR STRUCTURE ^20,21Ne; calculated levels. Shell model, shape mixing.

doi: 10.1016/0370-2693(71)90426-6
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1970MC02      Phys.Lett. 31B, 119 (1970)

A.B.McDonald, E.G.Adelberger, H.B.Mak, D.Ashery, A.P.Shukla, C.L.Cocke, C.N.Davids

Isospin-Nonconserving Particle Decays of the Lowest T = 3/2 Levels in ¹⁷F and ¹⁷O

NUCLEAR REACTIONS ¹⁵N(³He, n), E=8.44 MeV; ¹⁸O(³He, α), E=12 MeV; measured σ(En, Ep), σ(Eα, En). ¹⁷F, ¹⁷O T=3/2 levels deduced level-width, branching ratios.

doi: 10.1016/0370-2693(70)90126-7
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1968SH08      Nucl.Phys. A112, 296 (1968)

A.P.Shukla, G.E.Brown

Core Polarization Effects in ¹⁵O and ¹⁵N

doi: 10.1016/0375-9474(68)90204-2
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Note: The following list of authors and aliases matches the search parameter A.Shukla: , A.P.SHUKLA