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NSR database version of April 26, 2024.

Search: Author = A.V.Sushkov

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2022BA09      Phys.Rev. C 105, 044323 (2022)

E.B.Balbutsev, I.V.Molodtsova, A.V.Sushkov, N.Yu.Shirikova, P.Schuck

Spin-isospin structure of the nuclear scissors mode

NUCLEAR STRUCTURE ^148,150Nd, ^{148,150,152,154}Sm, ^156,158,160Gd, ^160,162,164Dy, ^166,168,170Er, ^172,174,176Yb, ^176,178,180Hf, ^182,184,186W, ^190,192Os, ^194,196Pt, ²³²Th, ^236,238U; calculated levels, J, π, B(M1), scissor resonances fine structure features. ¹⁶⁴Dy; calculated B(E2), strengths of currents. Calculations with the use of the Wigner function moments (WFM) and quasiparticle-phonon nuclear model (QPNM) methods. Comparison to experimental values obtained with NRF and photoneutron measurements methods.

doi: 10.1103/PhysRevC.105.044323
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2022SH07      Phys.Rev. C 105, 024309 (2022)

N.Yu.Shirikova, A.V.Sushkov, L.A.Malov, E.A.Kolganova, R.V.Jolos

Prediction of the excitation energies of the 2⁺₁ states for superheavy nuclei based on the microscopically derived Grodzins relation

NUCLEAR STRUCTURE ²⁵⁶Fm, ²⁶⁰No, ²⁶⁴Rf, ²⁶⁸Sg, ²⁷²Hs, ²⁷⁶Ds, ²⁸⁰Cn, ²⁸⁴Fl, ²⁸⁸Lv, ²⁹²Og, ²⁹⁶120; calculated J, π, energies of first 2⁺ states, quadrupole deformation parameters. Grodzins relation derived using the Bohr collective Hamiltonian and the microscopical model of nuclear structure.

doi: 10.1103/PhysRevC.105.024309
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2022SH27      Eur.Phys.J. A 58, 98 (2022)

N.Yu.Shirikova, A.V.Sushkov, R.V.Jolos

Coriolis mixing of the K = 1 and K = 0 mixed symmetry states in the well deformed even-even nuclei

NUCLEAR STRUCTURE ^156,158,160Gd, ^160,162,164Dy; calculated Coriolis mixing matrix elements, eigenvectors of the Hamiltonian matrix. Comparison with Alaga rule.

doi: 10.1140/epja/s10050-022-00748-0
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2022SH49      Physics of Part.and Nuclei 53, 1138 (2022)

N.Y.Shirikova, A.V.Sushkov, L.A.Malov, E.A.Kolganova, R.V.Jolos

Microscopically Derived Grodzins Relation and Prediction of the Excitation Energies of the 2⁺₁ States for Some Superheavy Nuclei

NUCLEAR STRUCTURE ²⁵⁸Fm, ²⁶²No, ²⁶⁶Rf, ²⁷⁰Sg, ²⁷⁴Hs, ²⁷⁸Ds, ²⁸²Cn, ²⁸⁶Fl, ²⁹⁰Lv, ²⁹⁴Og, ²⁹⁸120; calculated lowest 2⁺ syte energies using the microscopic variants of the Grodzins relation.

doi: 10.1134/S1063779622060089
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2020DO11      Phys.Rev. C 102, 064327 (2020)

L.M.Donaldson, J.Carter, P.von Neumann-Cosel, V.O.Nesterenko, R.Neveling, P.-G.Reinhard, I.T.Usman, P.Adsley, C.A.Bertulani, J.W.Brummer, E.Z.Buthelezi, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, M.Jingo, N.Y.Kheswa, W.Kleinig, C.O.Kureba, J.Kvasil, M.Latif, K.C.W.Li, J.P.Mira, F.Nemulodi, P.Papka, L.Pellegri, N.Pietralla, V.Yu.Ponomarev, B.Rebeiro, A.Richter, N.Yu.Shirikova, E.Sideras-Haddad, A.V.Sushkov, F.D.Smit, G.F.Steyn, J.A.Swartz, A.Tamii

Fine structure of the isovector giant dipole resonance in ^142-150Nd and ¹⁵²Sm

NUCLEAR REACTIONS ^{142,144,146,148,150}Nd, ¹⁵²Sm(p, p'), E=200 MeV from the Separated Sector Cyclotron (SSC) at iThemba LABS; measured reaction products, E(p), I(p), time-of-flight using the K600 magnetic spectrometer, two multiwire drift chambers (MWDCs) and two plastic scintillators; deduced double-differential σ(E^*=10-22 MeV), equivalent photoabsorption spectra, excitation-energy spectra, wavelet power spectra, fine structure of the isovector giant-dipole resonance (IVGDR), fragmentation of the one-particle-one-hole (1p1h) strength into several dominant transitions serving as doorway states in the spherical and intermediate spherical/deformed nuclei. Comparison with predictions of quasiparticle phonon model (QPM), and Skyrme separable random phase approximation (SSRPA).

doi: 10.1103/PhysRevC.102.064327
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0860.

2019GR06      J.Phys.(London) G46, 075101 (2019)

E.T.Gregor, N.N.Arsenyev, M.Scheck, T.M.Shneidman, M.Thurauf, C.Bernards, A.Blanc, R.Chapman, F.Drouet, A.A.Dzhioev, G.de France, M.Jentschel, J.Jolie, J.M.Keatings, T.Kroll, U.Koster, R.Leguillon, K.R.Mashtakov, P.Mutti, D.O'Donnell, C.M.Petrache, G.S.Simpson, J.Sinclair, J.F.Smith, T.Soldner, P.Spagnoletti, A.V.Sushkov, W.Urban, A.Vancraeyenest, J.R.Vanhoy, V.Werner, K.O.Zell, M.Zielinska

Decay properties of the 3^-₁ level in ⁹⁶Mo

NUCLEAR REACTIONS ⁹⁵Mo(n, 2γ), E cold; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, B(Eλ). Comparison with QRPA results.

NUCLEAR STRUCTURE ^92,94,96,98Mo; calculated energy levels, B(Eλ) using QRPA approach.

doi: 10.1088/1361-6471/ab0b5e
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Data from this article have been entered in the XUNDL database. For more information, click here.

2019SH18      Phys.Rev. C 99, 044319 (2019)

N.Yu.Shirikova, A.V.Sushkov, R.V.Jolos, N.Pietralla, T.Beck

Excitation energy dependence of the moments of inertia of well deformed nuclei

NUCLEAR STRUCTURE ^156,158Gd, ^160,162,164Dy, ¹⁶⁶Er, ¹⁷⁸Hf; calculated energies and moments of inertia of 2+ γ-vibrational states, and Kπ=1+ excited states using quasiparticle phonon model with a mean field part, monopole pairing, and multipole-multipole residual interaction; discussed contribution from blocking effect and the Coriolis coupling between quasiparticles and the rotating core. Comparison with experimental data.

doi: 10.1103/PhysRevC.99.044319
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2017KA27      Chin.Phys.C 41, 074105 (2017)

V.G.Kartavenko, N.V.Antonenko, A.N.Bezbakh, L.A.Malov, N.Yu.Shirikova, A.V.Sushkov, R.V.Jolos

Quasiparticle structure of superheavy nuclei in α-decay chains of ²⁸⁵Fl and ^{291, 293}Lv

RADIOACTIVITY ²⁸⁵Fl, ²⁸¹Cn, ²⁷⁷Ds, ²⁷³Hs, ²⁶⁹Sg, ²⁶⁵Rf, ^291,293Lv, ²⁸⁹Fl, ²⁸⁵Cn, ²⁸¹Ds, ²⁷⁷Hs, ²⁸⁷Fl, ²⁸³Cn, ²⁷⁹Ds, ²⁷⁵Hs, ²⁷¹Sg(α); calculated the energies of low-lying one-quasiparticle states, J, π. Comparison with available data.

doi: 10.1088/1674-1137/41/7/074105
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2015SH07      Eur.Phys.J. A 51, 21 (2015)

N.Yu.Shirikova, A.V.Sushkov, L.A.Malov, R.V.Jolos

Structure of the low-lying states of the odd-neutron nuclei with Z ≈ 100

NUCLEAR STRUCTURE ^{245,247,249,251}Cm, ^{247,249,251,253,255}Cf, ^{249,251,253,255,257}Fm, ^{253,255,257,259}No, ^257,259,261Rf; calculated quadrupole and hexadecupole deformation, single-particle levels, levels, J, π, quasiparticle-phonon structure. Compared with available data.

doi: 10.1140/epja/i2015-15021-4
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2014JO06      Int.J.Mod.Phys. E23, 1450051 (2014)

R.V.Jolos, N.Yu.Shirikova, A.V.Sushkov

Relation between the mass coefficients for rotational and γ-vibrational motion in axially symmetric deformed nuclei

NUCLEAR STRUCTURE ¹⁵⁴Sm, ^156,158Gd, ^{158,160,162,164}Dy, ^{162,164,166,168}Er, ^168,170Yb, ^174,176,178Hf; calculated values of the ratio of the mass coefficients.

doi: 10.1142/S0218301314500517
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2013JO04      Phys.Atomic Nuclei 76, 557 (2013)

R.V.Jolos, N.Yu.Shirikova, A.V.Sushkov

Relation Between the Mass Coefficients for Rotational and γ-Vibrational Modes in Well-Deformed Nuclei

NUCLEAR STRUCTURE ¹⁵⁴Sm, ^156,158Gd, ^{158,160,162,164}Dy, ¹⁶²Er; calculated mass coefficients for γ-vibrational and rotational motion. QRPA framework, comparison with available data.

doi: 10.1134/S1063778813050050
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2013SH45      Phys.Rev. C 88, 064319 (2013)

N.Yu.Shirikova, A.V.Sushkov, R.V.Jolos

Low-lying excited states of the odd-proton nuclei with Z ≈ 100

NUCLEAR STRUCTURE ^{239,243,245,247,249,251}Bk, ^{243,245,247,249,251,253,255}Es, ^{247,249,251,253,255,257}Md, ^253,255Lr, ^253,261,263Db; calculated low-lying levels, J, π, wave functions using Quasiparticle-phonon model. Role of excitation of phonons and the quasiparticle-phonon interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.88.064319
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2012JO05      Phys.Rev. C 86, 044320 (2012)

R.V.Jolos, N.Yi.Shirikova, A.V.Sushkov

Neutron number dependence of the energies of the γ-vibrational states in nuclei with Z ∼ 100 and the manifestation of pseudospin symmetry

NUCLEAR STRUCTURE ^246,248Cm, ^{248,250,252,254,256}Cf, ^{250,252,254,256,258}Fm, ^{252,254,256,258,260}No, ^{254,256,258,260,262}Rf; calculated level energies and configurations of 2+ γ-vibrational states using quasiparticle-phonon model. Splitting of pseudospin doublets. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.044320
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2011JO09      J.Phys.(London) G38, 115103 (2011)

R.V.Jolos, L.A.Malov, N.Yu.Shirikova, A.V.Sushkov

Structure of some low lying two-quasiparticle and collective states in nuclei with Z ∼ 100 considered in the quasiparticle phonon model

NUCLEAR STRUCTURE ^246,248Cm, ^250,252,254Fm, ^248,250,252Cf, ^252,254No, ^{254,256,258,260}Rf; calculated energies, J, π for collective states; deduced hexadecouple residual forces. Comparison with experimental data.

doi: 10.1088/0954-3899/38/11/115103
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2010PH01      Phys.Rev. C 82, 034321 (2010)

A.A.Phillips, P.E.Garrett, N.Lo Iudice, A.V.Sushkov, L.Bettermann, N.Braun, D.G.Burke, G.A.Demand, T.Faestermann, P.Finlay, K.L.Green, R.Hertenberger, K.G.Leach, R.Krucken, M.A.Schumaker, C.E.Svensson, H.-F.Wirth, J.Wong

Structure of the K^π=4⁺ bands in ^{186, 188}Os

NUCLEAR REACTIONS ^185,187Re(³He, d), E=30 MeV; measured E(d), I(d), σ, σ(θ); DWBA analysis of σ(θ) data. ^186,188Os; deduced levels, J, π, L-transfers, spectroscopic factors, bands and amplitudes of two-quasiparticle components. Comparison with quasiparticle-phonon model (QPM) predictions.

doi: 10.1103/PhysRevC.82.034321
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2229. Data from this article have been entered in the XUNDL database. For more information, click here.

2009LE03      Phys.Rev. C 79, 014318 (2009)

A.I.Levon, G.Graw, Y.Eisermann, R.Hertenberger, J.Jolie, N.Yu.Shirikova, A.E.Stuchbery, A.V.Sushkov, P.G.Thirolf, H.-F.Wirth, N.V.Zamfir

Spectroscopy of ²³⁰Th in the (p, t) reaction

NUCLEAR REACTIONS ²³²Th(p, t), E=25 MeV; measured triton spectra, angular distributions. ²³⁰Th; deduced levels, J, π, σ. Coupled-channel and Distorted-wave Born approximation (DWBA) analyses. Comparison with interacting boson model and quasiparticle-phonon model calculations.

doi: 10.1103/PhysRevC.79.014318
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0171. Data from this article have been entered in the XUNDL database. For more information, click here.

2009LE37      Iader.Fiz.Enerh. 10, 366 (2009); Nuc.phys.atom.energ. 10, 366 (2009)

A.I.Levon, G.Graw, Y.Eisermann, R.Hertenberger, N.Yu.Shirikova, A.V.Sushkov, P.G.Thirolf, H.-F.Wirth, N.V.Zamfir

Collective states in ²³⁰Th: band structure

NUCLEAR REACTIONS ²³²Th(p, t), E=25 MeV; analyzed experimental data, levels, angular distributions, σ. ²³⁰Th; deduced rotational band structures. Comparison with interacting boson model (spdf-IBM) and quasiparticle-phonon model calculations.

doi: 10.15407/jnpae
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2009SH41      Eur.Phys.J. A 41, 393 (2009)

N.Yu.Shirikova, R.V.Jolos, N.Pietralla, A.V.Sushkov, V.V.Voronov

E0 transitional density for nuclei between spherical and deformed shapes

NUCLEAR STRUCTURE ¹⁵⁰Nd; calculated E0 transition density, matrix elements using the Generator Coordinate Method.

doi: 10.1140/epja/i2009-10831-5
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2008LO08      Phys.Rev. C 78, 054304 (2008)

N.Lo Iudice, A.V.Sushkov

Microscopic structure of low-lying states in ^{188, 190, 192}Os

NUCLEAR STRUCTURE ^188,190,192Os; calculated B(E2), B(E4), energies and structures of bandhead states. Quasiparticle-phonon model. Comparison with experimental data.

NUCLEAR REACTIONS ^186,188,190Os(t, p); ^190,192,194Os(p, t); calculated spectroscopic factors.

doi: 10.1103/PhysRevC.78.054304
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2007BU25      Phys.Atomic Nuclei 70, 1336 (2007)

D.Bucurescu, R.F.Casten, G.Graw, J.Jolie, N.Braun, P.von Brentano, T.Faestermann, S.Heinze, R.Hertenberger, N.Lo Iudice, R.Krucken, M.Mahgoub, D.A.Meyer, O.Moller, D.Mucher, C.Scholl, N.Yu.Shirikova, Y.Sun, A.V.Sushkov, H.-F.Wirth

High-resolution study of 0⁺ and 2⁺ excitations in ¹⁶⁸Er with the (p, t) reaction

NUCLEAR REACTIONS ¹⁷⁰Er(p, t), E=25 MeV; measured reaction product energies energies and angular distributions. ¹⁶⁸Er deduced 0⁺ and 2⁺ level energies and reaction transfer strength distributions.

doi: 10.1134/S1063778807080030
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0419.

2006BU09      Phys.Rev. C 73, 064309 (2006)

D.Bucurescu, G.Graw, R.Hertenberger, H.-F.Wirth, N.Lo Iudice, A.V.Sushkov, N.Yu.Shirikova, Y.Sun, T.Faestermann, R.Krucken, M.Mahgoub, J.Jolie, P.von Brentano, N.Braun, S.Heinze, O.Moller, D.Mucher, C.Scholl, R.F.Casten, D.A.Meyer

High-resolution study of 0⁺ and 2⁺ excitations in ¹⁶⁸Er with the (p, t) reaction

NUCLEAR REACTIONS ¹⁷⁰Er(p, t), E=25 MeV; measured triton spectra, σ(E, θ). ¹⁶⁸Er deduced levels, J, π, configurations. Comparison with quasiparticle-phonon model and projected shell model predictions.

doi: 10.1103/PhysRevC.73.064309
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0419. Data from this article have been entered in the XUNDL database. For more information, click here.

2005LO09      Phys.Rev. C 72, 034303 (2005)

N.Lo Iudice, A.V.Sushkov, N.Yu.Shirikova

Microscopic structure of low-lying 0⁺ states in deformed nuclei

NUCLEAR STRUCTURE ¹⁶⁸Er, ^228,230Th, ²³²U; calculated 0⁺ states energies, spectroscopic factors, B(E2), E0 strengths. Microscopic quasiparticle-phonon model.

doi: 10.1103/PhysRevC.72.034303
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2004LO20      Phys.Rev. C 70, 064316 (2004)

N.Lo Iudice, A.V.Sushkov, N.Yu.Shirikova

Microscopic structure of low-lying 0⁺ states in the deformed ¹⁵⁸Gd

NUCLEAR STRUCTURE ¹⁵⁸Gd; calculated 0⁺ excited states energies, configurations, spectroscopic factors, related features. Quasiparticle-phonon model.

doi: 10.1103/PhysRevC.70.064316
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2003LO04      Nucl.Phys. A720, 60 (2003)

R.J.Lombard, A.I.Vdovin, N.Yu.Shirikova, A.V.Sushkov

On M3-transition rates in selected odd-mass nuclei

NUCLEAR STRUCTURE ¹⁵⁹Ho, ¹⁷⁵Yb, ¹⁷⁹Hf, ¹⁷⁹W, ¹⁸³Pt; calculated transitions B(M3), level configurations. Quasiparticle-phonon model.

doi: 10.1016/S0375-9474(03)00742-5
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2003LO18      Bull.Rus.Acad.Sci.Phys. 67, 118 (2003)

R.Lombard, A.I.Vdovin, N.Yu.Shirikova, A.V.Sushkov

Magnetic octupole transitions in odd nuclei

NUCLEAR STRUCTURE ¹¹³Sn, ¹²¹Cs, ¹⁷⁵Yb, ¹⁷⁹Hf, ¹⁷⁹W, ¹⁸³Pt, ²⁰⁷Po; calculated transitions B(M3). Comparison with data.

2001LO25      Phys.Rev. C64, 054301 (2001)

N.Lo Iudice, A.V.Sushkov, N.Yu.Shirikova

M1 Spin Excitations in Deformed Nuclei within a Microscopic Multiphonon Approach

NUCLEAR STRUCTURE ¹⁵⁴Sm; calculated B(M1) distribution; deduced role of two-phonon configurations. Quasiparticle-phonon model, comparison with data.

doi: 10.1103/PhysRevC.64.054301
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2001SO17      Yad.Fiz. 64, No 7, 1275 (2001); Phys.Atomic Nuclei 64, 1199 (2001)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Gamma Deexcitation of the ^180mTa Isomer

NUCLEAR STRUCTURE ¹⁸⁰Ta; calculated B(E2), B(M1) for transitions between vibrational bands built on ground and isomeric states. Quasiparticle-phonon model.

NUCLEAR REACTIONS ^180mTa(γ, γ'), E not given; calculated probability for isomer deexcitation. Three-step process.

doi: 10.1134/1.1389542
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2000SO12      Fiz.Elem.Chastits At.Yadra 31, 786 (2000); Phys.Part.Nucl. 31, 385 (2000)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Dipole Excitations in Deformed Nuclei

NUCLEAR STRUCTURE ¹⁵⁴Sm, ^166,168Er, ^172,174Yb, ¹⁷⁸Hf, ²³⁸U; calculated levels B(M1), B(E1), B(E2). Quaisparticle-phonon model, RPA, comparisons with data.

1999BU25      Nucl.Phys. A656, 287 (1999)

D.G.Burke, V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Nuclear Structure of ¹⁷²Yb

NUCLEAR REACTIONS ¹⁷³Yb(d, t), E=15 MeV; measured σ(E(t), θ). ¹⁷¹Yb(t, d), E=15 MeV; measured σ(E(d), θ). ¹⁷²Yb deduced levels, J, π, spectroscopic strengths. Enriched targets, magnetic spectrograph. Comparison with quasiparticle-phonon model predictions with Coriolis mixing.

doi: 10.1016/S0375-9474(99)00318-8
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Data from this article have been entered in the XUNDL database. For more information, click here.

1999SO15      J.Phys.(London) G25, 1023 (1999)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova, N.Lo Iudice

Dipole Strength Distribution in Doubly Even Deformed Nuclei

NUCLEAR STRUCTURE ¹⁵⁴Sm, ¹⁶⁸Er, ¹⁷⁸Hf, ²³⁸U; calculated E1, M1 strength distributions; deduced orbital, spin contributions. RPA. Comparisons with data.

doi: 10.1088/0954-3899/25/5/307
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1998PO19      Phys.Rev. C58, 2750 (1998)

V.Yu.Ponomarev, C.A.Bertulani, A.V.Sushkov

Double Giant Resonances in Deformed Nuclei

NUCLEAR STRUCTURE ²³⁸U; calculated B(E1), double GDR component widths, strength distributions, excitation probabilities. Quasiparticle phonon model.

doi: 10.1103/PhysRevC.58.2750
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1998WE13      Eur.Phys.J. A 3, 25 (1998)

T.Weber, J.de Boer, K.Freitag, J.Groger, C.Gunther, P.Herzog, V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Nuclear Levels in ²²⁸Th Populated in the Decay of ²²⁸Pa (II)

RADIOACTIVITY ²²⁸Pa(EC); measured Eγ, Iγ, γγ-coin. ²²⁸Th deduced levels, J, π, δ, B(E2), rotational bands.

NUCLEAR STRUCTURE ²²⁸Th; calculated levels J, π, transition strengths. Quasiparticle-phonon model.

doi: 10.1007/s100500050146
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Data from this article have been entered in the XUNDL database. For more information, click here.

1997SE19      Bull.Rus.Acad.Sci.Phys. 61, 572 (1997)

A.P.Severyukhin, A.V.Sushkov

Three-Phonon Components of Wave Function for an Even-Even Deformed Nucleus

NUCLEAR STRUCTURE ¹⁵⁸Gd, ¹⁶⁸Er; calculated two-, three-phonon states energies.

1997SO02      Nucl.Phys. A613, 45 (1997)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova, N.Lo Iudice

Low-Lying Magnetic and Electric Dipole Transitions in Odd-Mass Deformed Nuclei: A microscopic approach

NUCLEAR STRUCTURE ^157,159Tb, ^161,163Dy, ¹⁶⁷Er; calculated levels, B(λ), reduced widths. Quasiparticle-phonon model, separable Hamiltonian.

doi: 10.1016/S0375-9474(96)00426-5
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1997SO18      Z.Phys. A358, 287 (1997)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Dipole γ-ray Transition Rates in ²³⁸U

NUCLEAR STRUCTURE ²³⁸U; calculated levels, B(λ), configuration, decay rates. Quasiparticle-phonon nuclear model.

doi: 10.1007/s002180050332
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1997SO21      Z.Phys. A358, 117 (1997)

V.G.Soloviev, A.V.Sushkov, N.Y.Shirikova

Dipole Strength Distribution and Specific Properties of Excitations in the Second Minimum in Actinide Nuclei

NUCLEAR STRUCTURE ²³⁸U, ²⁴⁰Pu; calculated vibrational levels, configurations, B(λ) at first, second minima. Quasiparticle-phonon nuclear model.

doi: 10.1007/s002180050284
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1997SO24      Phys.Rev. C56, 2528 (1997)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Low-Energy Dipole γ-Ray Transition Rates in Even-Even Deformed Nuclei

NUCLEAR STRUCTURE ¹⁶⁸Er, ¹⁷⁴Yb; calculated K(π)=1⁺ levels, B(M1), B(E2); ¹⁶⁸Er; calculated K(π)=0^-, 1^- levels, B(E1), B(E3); ¹⁵⁴Sm, ¹⁶⁶Er, ^172,174Yb, ¹⁷⁸Hf; calculated M1, E1 strength distributions; ^156,158,160Gd, ^160,162,164Dy, ^166,168Er, ^172,174Yb, ¹⁷⁸Hf; calculated summed M1, E1 strengths; deduced configurations. Quasiparticle-phonon nuclear model. Other models, data compared.

doi: 10.1103/PhysRevC.56.2528
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1997SO25      Yad.Fiz. 60, No 10, 1754 (1997); Phys.Atomic Nuclei 60, 1599 (1997)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Vibrational States in ¹⁷⁸Hf

NUCLEAR STRUCTURE ¹⁷⁸Hf; calculated vibrational levels, B(λ); deduced 0⁺ states dominant component. Comparisons with data. Quasiparticle-phonon model.

1997SO26      Int.J.Mod.Phys. E6, 437 (1997)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Quadrupole and Hexadecapole Vibrational Excitations in Deformed Nuclei

NUCLEAR STRUCTURE ^156,158,160Gd, ^160,162,164Dy, ^166,168Er; calculated levels, configurations, B(λ); deduced quasiparticle-phonon, one-, two-phonon coupling roles. Quasiparticle-phonon nuclear model.

doi: 10.1142/S0218301397000251
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1996SO02      Phys.Rev. C53, 1022 (1996)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Low-Lying Magnetic Dipole Strength in ¹⁶³Dy

NUCLEAR STRUCTURE ^162,163Dy; calculated B(M1), transition strength distribution, fragmentation strength differences. Quasiparticle-phonon model.

doi: 10.1103/PhysRevC.53.1022
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1996SO04      Yad.Fiz. 59, No 1, 57 (1996); Phys.Atomic Nuclei 59, 51 (1996)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Description of Nonrotational States in ¹⁶⁰Dy

NUCLEAR STRUCTURE ¹⁶⁰Dy; calculated levels, B(λ) ratios. Quasiparticle-phonon model.

1996SO05      Nucl.Phys. A600, 155 (1996)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova, N.Lo Iudice

Effect of Two RPA Phonons on the Spectrum of the Low-Lying Magnetic Dipole Transitions in Deformed Nuclei

NUCLEAR STRUCTURE ^160,162,164Dy, ^156,158,160Gd; calculated levels, B(M1) distribution; deduced two RPA phonons effect. Quasiparticle-phonon nuclear model, one-, two-RPA phonon states.

doi: 10.1016/0375-9474(96)00020-6
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1996SO19      Fiz.Elem.Chastits At.Yadra 27, 1643 (1996); Phys.Part.Nucl. 27, 667 (1996)

V.G.Solovev, A.V.Sushkov, N.Yu.Shirikova

Low-Lying Nonrotational States in Strongly Deformed Even-Even Nuclei of the Rare-Earth Region

NUCLEAR STRUCTURE ^156,158,160Gd, ^160,162,164Dy, ^166,168Er; calculated low-lying nonrotational levels E, π, transitions B(λ). Quasiparticle-phonon model.

1995BE02      Nucl.Phys. A584, 413 (1995)

J.Berzins, P.Prokofev, R.Georgii, R.Hucke, T.von Egidy, G.Hlawatsch, J.Klora, H.Lindner, U.Mayerhofer, H.H.Schmidt, A.Walter, V.G.Soloviev, N.Yu.Shirikova, A.V.Sushkov

¹⁶²Dy Studied with (n, γ), (n, n'γ), (d, p) and (d, t) Reactions

NUCLEAR REACTIONS ¹⁶¹Dy(n, γ), ¹⁶²Dy(n, n'γ), E=fast, thermal; measured γ-spectra. ¹⁶¹Dy(d, p), E=15, 22 MeV; ¹⁶³Dy(d, t), E=22 MeV; measured spectra. ¹⁶²Dy deduced levels, configurations. Quasiparticle-phonon nuclear model.

NUCLEAR STRUCTURE ¹⁶²Dy; calculated levels, B(λ). Quasiparticle-phonon nuclear model.

doi: 10.1016/0375-9474(94)00522-O
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1995SO01      Phys.Rev. C51, 551 (1995)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Description of Low-Lying Vibrational and Two-Quasiparticle States in ¹⁶⁶Er

NUCLEAR STRUCTURE ¹⁶⁶Er; calculated levels, B(λ), γ-branching ratios. Quasiparticle phonon model.

doi: 10.1103/PhysRevC.51.551
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1995SO24      J.Phys.(London) G21, 1217 (1995)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Correlation between E1 and E3 Transition Strengths and Influence of the Fragmentation of One-Phonon States on the E1 Strength Distribution in Well-Deformed Nuclei

NUCLEAR STRUCTURE ¹⁶⁰Gd, ^160,162,164Dy; calculated B(E1), B(E3); deduced correlation, K, π dependence, one-phonon states fragmentation features. Quasiparticle-phonon model.

doi: 10.1088/0954-3899/21/9/007
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1994SO01      J.Phys.(London) G20, 113 (1994)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Gamma-Ray Transitions between Excited States in ¹⁶⁸Er

NUCLEAR STRUCTURE ¹⁶⁸Er; calculated levels, B(λ), ratios. Quasiparticle phonon model.

doi: 10.1088/0954-3899/20/1/012
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1994SO02      Nucl.Phys. A568, 244 (1994)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Description of Low-Lying Vibrational States and Gamma-Ray Transitions between Excited States in ¹⁵⁶Gd and ¹⁵⁸Gd

NUCLEAR STRUCTURE ^156,158Gd; calculated levels, B(λ); deduced dominant configuration. Quasiparticle-phonon model.

doi: 10.1016/0375-9474(94)90200-3
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1994SO19      Yad.Fiz. 57, No 8, 1375 (1994); Phys.Atomic Nuclei 57, 1304 (1994)

V.G.Soloviev, A.V.Sushkov

The Origin and Distribution of the E1 Strength Over Low-Lying States in Well-Deformed Nuclei

NUCLEAR STRUCTURE ¹⁵⁸Gd, ^162,164Dy, ¹⁶⁸Er; calculated levels, B(λ). RPA, quasiparticle approach.

1994SO22      Fiz.Elem.Chastits At.Yadra 25, 377 (1994); Sov.J.Part.Nucl 25, 157 (1994)

V.G.Solovev, A.V.Sushkov, N.Yu.Shirikova

A Version of the Quasiparticle-Phonon Nuclear MOdel for Even-Even Deformed Nuclei

NUCLEAR STRUCTURE ¹⁶⁸Er; calculated model functions U. Quasiparticle phonon model, density dependent separable interactions.

1994SO28      Int.J.Mod.Phys. E3, 1227 (1994)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Description of E1 Transition in Doubly Even Well-Deformed Nuclei

NUCLEAR STRUCTURE ^168,166Er, ^164,162,160Dy, ^158,156,160Gd; calculated levels, B(λ). Quasiparticle-phonon model.

doi: 10.1142/S0218301394000395
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1993BA41      Nucl.Phys. A562, 191 (1993)

S.I.Bastrukov, S.Misicu, A.V.Sushkov

Dipole Torus Mode in Nuclear Fluid-Dynamics

NUCLEAR STRUCTURE ⁹⁰Zr, ²⁰⁸Pb; calculated transition current density. Nuclear fluid dynamics, dipole torus mode.

NUCLEAR REACTIONS ⁹⁰Zr, ²⁰⁸Pb(γ, X), E not given; calculated photoabsorption dipole electric form factor, σ. Nuclear fluid dynamics, dipole torus mode.

doi: 10.1016/0375-9474(93)90195-4
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1993PI06      Nucl.Phys. A559, 1 (1993)

M.Pignanelli, N.Blasi, J.A.Bordewijk, R.De Leo, M.N.Harakeh, M.A.Hofstee, S.Micheletti, R.Perrino, V.Yu.Ponomarev, V.G.Soloviev, A.V.Sushkov, S.Y.van der Werf

Strength Distribution in Neodymium Isotopes: A test of collective nuclear models

NUCLEAR REACTIONS ^{142,144,146,148,150}Nd(p, p'), E=30.5 MeV; ¹⁴⁴Nd(p, p'), E=51 MeV; ^{142,144,146,148,150}Nd(d, d'), E=50.8 MeV; measured σ(Ep, θ), σ(Ed, θ). ^{142,144,146,148,150}Nd deduced levels, J, π, B(λ). Enriched targets.

doi: 10.1016/0375-9474(93)90178-Z
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1993SO05      Z.Phys. A345, 155 (1993)

V.G.Soloviev, A.V.Sushkov

Description of Low-Lying Vibrational and Two-Quasiparticle States in ¹⁶⁴Dy

NUCLEAR STRUCTURE ¹⁶⁴Dy, ¹⁶⁸Er; calculated levels, B(λ). Two-phonon vibrational plus two-quasiparticle states, deformed Woods-Saxon potential.

1993SO20      Bull.Rus.Acad.Sci.Phys. 57, 1668 (1993)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

γ-Transitions between Excited States of Even-Even Deformed Nuclei

NUCLEAR STRUCTURE ¹⁶⁸Er, ¹⁶²Dy, ^156,158Gd; calculated B(λ). Quasiparticle phonon model.

1992BA14      J.Phys.(London) G18, L37 (1992)

S.I.Bastrukov, A.V.Sushkov

Fluid-Dynamical Description of Low-Energy Resonances with (λ) ≥ 3

NUCLEAR STRUCTURE A ≤ 250; calculated low energy octupole, hexadecapole resonances energies. Fluid dynamical theory.

doi: 10.1088/0954-3899/18/2/004
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1992SO22      Bull.Rus.Acad.Sci.Phys. 56, 658 (1992)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Octupole Strength Distribution in Deformed Nuclei with Energy Below 6 MeV

NUCLEAR STRUCTURE ¹⁶⁸Er, ^170,172,174Yb, ¹⁷⁸Hf, ²³⁸U, ²⁵⁰Cf, ²⁵⁶Fm; calculated B(λ). ¹⁵⁸Gd; calculated levels, B(λ), energy weighted sum rule percentages. Octupole transitions, quasiparticle phonon model.

1991SO05      Yad.Fiz. 53, 101 (1991); Sov.J.Nucl.Phys. 53, 65 (1991)

V.G.Solovev, A.V.Sushkov, N.Yu.Shirikova

Description of Nonrotational States and Eλ-Strength Distribution in Deformed Nuclei in the Actinide Region

NUCLEAR STRUCTURE ²³⁸U, ²⁴⁰Pu; calculated levels, B(λ). Quasiparticle-phonon model.

1991SO11      Phys.Lett. 262B, 189 (1991)

V.G.Soloviev, A.V.Sushkov

Electric-Dipole Transitions in Doubly Even Deformed Nuclei

NUCLEAR STRUCTURE ¹⁷²Yb; calculated levels, B(λ). Quasiparticle-phonon nuclear model.

doi: 10.1016/0370-2693(91)91552-7
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1991SO15      Yad.Fiz. 54, 1232 (1991); Sov.J.Nucl.Phys. 54, 748 (1991)

V.G.Solovev, A.V.Sushkov, N.Yu.Shirikova

Description of Nonrotational States of ²⁵⁰Cf and ²⁵⁶Fm

NUCLEAR STRUCTURE ²⁵⁰Cf, ^250,256Fm, ²⁵⁴No, ²⁶⁰Rf; calculated levels; deduced band structure, configuration. Quasiparticle-phonon nuclear model.

1990NE04      J.Phys.(London) G16, L111 (1990)

V.O.Nesterenko, A.V.Sushkov

The Interior of Charge Transition Density and the Structure of Low-Lying States in Deformed Nuclei

NUCLEAR STRUCTURE ¹⁶⁴Dy; calculated levels, charge transition densities, B(E2). RPA.

doi: 10.1088/0954-3899/16/7/003
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1990SO01      J.Phys.(London) G16, L57 (1990)

V.G.Soloviev, A.V.Sushkov

On the Role of High-Multipolarity Interactions in Deformed Nuclei

NUCLEAR STRUCTURE ^178,176Hf, ¹⁷⁴Yb, ¹⁶⁸Er, ¹⁵⁸Gd; analyzed data. Two-quasinucleon states, high multipolarity interactions.

doi: 10.1088/0954-3899/16/3/004
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1989KA47      Izv.Akad.Nauk SSSR, Ser.Fiz. 53, 2150 (1989); Bull.Acad.Sci.USSR, Phys.Ser. 53, No.11, 90 (1989)

D.Karadzhov, V.G.Solovev, A.V.Sushkov

Influence of Quadrupole Pairing on the Energy of the Two-Quasi-Particle States of Deformed Nuclei

NUCLEAR STRUCTURE ¹⁶⁸Er, ¹⁷²Yb, ^173,180Hf; calculated levels; deduced quadrupole pairing role. Quasiparticle model.

1989SO01      Phys.Lett. 216B, 259 (1989)

V.G.Soloviev, A.V.Sushkov

Gamow-Teller β⁺ Decay of Neutron-Deficit Deformed Nuclei

RADIOACTIVITY ^162,164,166Yb, ^164,166Hf(β⁺); calculated log ft, partial β-decay strength.

doi: 10.1016/0370-2693(89)91111-8
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1988AL32      Z.Phys. A331, 265 (1988)

B.A.Alikov, Kh.N.Badalov, V.O.Nesterenko, A.V.Sushkov, J.Wawryszczuk

On the Role of the Coriolis and Quasiparticle-Phonon Interactions in Describing E1 Transition Probabilities in Odd Eu and Tb Isotopes

NUCLEAR STRUCTURE ^155,157Tb, ^153,155Eu; calculated levels, B(λ). Quasiparticle-phonon, nonadiabatic rotational models.

1988NE02      J.Phys.(London) G14, 725 (1988)

V.O.Nesterenko, I.N.Kukhtina, A.V.Sushkov, Dao Tien Khoa

On the Role of Hexadecapole Forces in Describing γ-Band States in the Rare-Earth Region

NUCLEAR REACTIONS ¹⁶⁸Er(polarized p, p'), E=65 MeV; calculated σ(θ), analyzing power vs θ; deduced hexadecapole force role. RPA isoscalar transition rates, coupled-channels model.

doi: 10.1088/0305-4616/14/6/012
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1986NE06      Yad.Fiz. 44, 1443 (1986)

V.O.Nesterenko, V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Hexadecapole States in Deformed Nuclei

NUCLEAR STRUCTURE ^158,160Gd, ^{158,160,162,164}Dy, ^166,168,170Er, ^{168,170,172,174}Yb, ^174,176,178Hf, ¹⁸⁴W, ^186,188Os; calculated hexadecapole states, B(E4), wave functions. ¹⁶⁸Er; calculated B(E2).

1984SO04      Z.Phys. A316, 65 (1984)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Despcription of Charge-Exchange Resonances in Deformed Nuclei

NUCLEAR REACTIONS ^156,158,160Gd, ^160,162,164Dy, ^164,166,168Er, ¹⁶⁸Yb, ^236,238U, ^238,240Pu(p, n), (n, p), E not given; calculated l=1 transition strength functions, Gamow-Teller, E1, spin-dipole resonance centroids. RPA.

1984SO15      Izv.Akad.Nauk SSSR, Ser.Fiz. 48, 1798 (1984)

V.G.Soloviev, A.V.Sushkov

Description of T(>)-Giant Dipole Resonances in Deformed Nuclei

NUCLEAR STRUCTURE ¹⁵⁶Gd, ¹⁶⁶Er, ²³⁸U; calculated E1 transition strength distribution, GDR T(>) component energies. ^156,158,160Gd, ^160,162,164Dy, ^164,166,168Er, ¹⁶⁸Yb, ^236,238U, ^238,240Pu; calculated T(>) GDR characteristics.

1983SO11      Pisma Zh.Eksp.Teor.Fiz. 38, 151 (1983); JETP Lett.(USSR) 38, 179 (1983)

V.G.Soloviev, A.V.Sushkov, N.Yu.Shirikova

Description of Gamow-Teller Resonances in Deformed Nuclei

NUCLEAR REACTIONS ^166,168Er, ¹⁶²Dy, ²³⁸U(n, p), (p, n), E not given; calculated 1⁺, K=0, 1 residual state excitation strength function; deduced Gamow-Teller resonance, strength contribution. RPA.