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NSR database version of May 30, 2024.

Search: Author = Y.M.Tchuvilsky

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2023RO13      JETP Lett. 118, 153 (2023)

D.M.Rodkin, Yu.M.Tchuvilsky

Sizes of the Neutron-Proton Halo in Nucleon-Stable States of the 6Li Nucleus

NUCLEAR STRUCTURE 6He, 6Li; analyzed available data; deduced matter, neutron, and proton radii, sizes of the halo, the existence of the neutron-proton halo.

doi: 10.1134/S0021364023602130
Citations: PlumX Metrics

2022RO14      Phys.Rev. C 106, 034305 (2022)

D.M.Rodkin, Yu.M.Tchuvil'sky

Two-dimensional extrapolation procedure for an ab initio study of nuclear size parameters and the properties of the halo nucleus 6He

NUCLEAR STRUCTURE 4,6He; calculated total binding energies for 6He halo nucleus, matter, neutron, and point-proton radii for 4He and 6He using new two-dimensional procedure for extrapolation in no-core shell model (NCSM) with JISP16 and Daejeon16 NN-interactions.

doi: 10.1103/PhysRevC.106.034305
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2022RO21      JETP Lett. 116, 663 (2022)

D.M.Rodkin, Yu.M.Tchuvil'sky

Features of the Alpha Decay of Highly Excited States of the 10Be Nucleus

RADIOACTIVITY 10Be(α); calculated energy levels, J, π, binding and decay energies, resonance parameters. Comparison with available data.

doi: 10.1134/S0021364022602202
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2022RO22      Phys.Atomic Nuclei 85, 836 (2022)

D.M.Rodkin, Yu.M.Tchuvilsky

Ab Initio Study of Near-Threshold Neutron Resonances of the 10Be Nucleus

NUCLEAR STRUCTURE 10Be; calculated energies of near-threshold states and their widths with respect to real and virtual decays into neutron channels within the ab initio approach on the basis of the cluster channel orthogonalized functions method.

doi: 10.1134/S1063778823010490
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2021RO06      Phys.Rev. C 103, 024304 (2021)

D.M.Rodkin, Yu.M.Tchuvil'sky

Asymptotic characteristics of decay channels of states of light nuclei in the ab initio approach

NUCLEAR STRUCTURE 7Li; calculated spectroscopic factors for the 4He+3H decay channel of 3/2- and 7/2- resonances in 7Li, amplitudes of new spectroscopic factors with cluster components (CFF) for 4He+3H decay channel of the ground state and 7/2- resonances of 7Li, total binding energies (TBEs), energies of bound and unbound states, J, π, decay widths, and asymptotic normalization coefficients (ANCs) for 4He+3H, 6Li+n, and 6He+p channels. No-core shell model (NCSM), and the projection procedure of wave functions of the model onto the cluster channel functions in an ab initio approach. Comparison with experimental data.

doi: 10.1103/PhysRevC.103.024304
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2021RO21      Phys.Rev. C 104, 044323 (2021)

D.M.Rodkin, Yu.M.Tchuvil'sky

Detailed theoretical study of the decay properties of states in the 7He nucleus within an ab initio approach

NUCLEAR STRUCTURE 7He; calculated total binding energies (TBEs), levels, resonances, J, π, partial decay widths for all open neutron channels, spectroscopic factors using ab initio no-core shell model (NCSM) and realistic NN-potential Daejeon16. Comparison with available experimental data, and with other theoretical microscopic calculations. 6He; calculated total binding energies (TBEs) of the lowest states. Relevance to theoretical study of neutron-rich nuclei, and interaction of neutrons with light nuclei. Comparison with experimental data.

doi: 10.1103/PhysRevC.104.044323
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2020RO21      Chin.Phys.C 44, 124105 (2020)

D.M.Rodkin, Yu.M.Tchuvilsky

Description of alpha-clustering of 8Be nucleus states in high-precision theoretical approach

NUCLEAR STRUCTURE 8Be; calculated total binding energies of lower states, Amplitudes of the α-cluster form factor, level energies, J, π using the framework of the developed accurate ab initio approach.

doi: 10.1088/1674-1137/abb4d4
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2019CH10      Phys.Rev. C 99, 024301 (2019)

T.V.Chuvilskaya, Yu.M.Tchuvil'sky

Examining the pros and cons of the interpretation of the collinear cluster tri-partition phenomenon

NUCLEAR REACTIONS 235U(n, F), E not given; calculated angular correlations of near magic 132Sn-like and 70Ni-like fragments; analyzed quasi-collinear cluster trilinear events using uncertainty principle. Ternary fission process.

RADIOACTIVITY 238U, 252Cf(SF); calculated angular correlations of near magic 132Sn-like and 70Ni-like fragments; analyzed quasi-collinear cluster trilinear events using uncertainty principle. Discussed correlation with geochemical data on super-light fission product abundances in U ore, in particular that of 38Ar. Ternary fission process.

doi: 10.1103/PhysRevC.99.024301
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2016IG02      Phys.Atomic Nuclei 79, 1375 (2016)

S.Yu.Igashov, Yu.M.Tchuvilsky

Effect of energy transfer from atomic electron shell to an α particle emitted by decaying nucleus

doi: 10.1134/S1063778816090052
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2016VO14      Phys.Atomic Nuclei 79, 772 (2016)

A.Volya, Yu.M.Tchuvilsky

Quantitative properties of clustering within modern microscopic nuclear models

RADIOACTIVITY 20,22Ne, 32,34S, 24,26Mg, 28,30Si, 36,38Ar, 40Ca(α); calculated spectroscopic factors for alpha transitions, energies of levels, widths and reduced widths. Comparison with available data.

doi: 10.1134/S1063778816040220
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2015SO13      Bull.Rus.Acad.Sci.Phys. 79, 499 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 541 (2015)

A.S.Solovyev, S.Yu.Igashov, Yu.M.Tchuvil'sky

Description of the 3He(α, γ)7Be radiative capture reaction within the resonating group model

NUCLEAR REACTIONS 3He(α, γ), E(cm)<3 MeV; calculated S-factor. Comparison with experimental data.

doi: 10.3103/S1062873815040309
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2015VO06      Phys.Rev. C 91, 044319 (2015)

A.Volya, Y.M.Tchuvil'sky

Nuclear clustering using a modern shell model approach

NUCLEAR REACTIONS 16,18O, 20,22Ne, 24,26Mg, 28,30Si, 32S, 34S, 36Ar(6Li, d), E=32 MeV; 20Ne, 24Mg, 28Si, 32,34S, 36Ar, 40Ca(p, pα), E=101.5 MeV; calculated ground state to ground state α-particle spectroscopic factors and compared with available experimental data. Advanced realistic shell-model calculations for 16O to study the clustering phenomena in nuclei.

NUCLEAR STRUCTURE 16O; calculated levels, J, π, α spectroscopic factors, B(E2), α-reduced widths. Advanced realistic shell-model Hamiltonians to study the clustering phenomena in nuclei. Comparison with experimental data.

doi: 10.1103/PhysRevC.91.044319
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2014AV04      Phys.Rev. C 90, 024327 (2014)

M.L.Avila, G.V.Rogachev, V.Z.Goldberg, E.D.Johnson, K.W.Kemper, Yu.M.Tchuvil'sky, A.S.Volya

α-cluster structure of 18O

NUCLEAR REACTIONS 4He(14C, α), E=14.9 MeV; measured Eα, Iα, differential σ(E), partial α- and neutron-decay widths at FSU Superconducting linear accelerator facility. 18O; deduced levels, resonances, J, π, widths, reduced α widths. Multilevel, multichannel R-matrix analysis. Discussed rotational bands, and α-cluster structure with reference to those in 16O and 20Ne. Comparison with cluster-nucleon configuration interaction model calculations, and with earlier experimental results.

doi: 10.1103/PhysRevC.90.024327
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2131. Data from this article have been entered in the XUNDL database. For more information, click here.

2014SO22      Phys.Atomic Nuclei 77, 1453 (2014); Yad.Fiz. 77, 1525 (2014

A.S.Solovyev, S.Yu.Igashov, Yu.M.Tchuvilsky

Microscopic interpretation of the results of new measurements for the 3He(α, γ)7Be reaction

NUCLEAR REACTIONS 3He(α, γ), E(cm)<3 MeV; calculated S-factor. Comparison with available data.

doi: 10.1134/S1063778814120175
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2013IG02      Phys.Atomic Nuclei 76, 1452 (2013); Yad.Fiz. 76, 1537 (2013)

S.Yu.Igashov, Yu.M.Tchuvilsky

Alpha decay in electron surrounding

RADIOACTIVITY 226Ra, 232Th, 144Nd, 148Sm(α); calculated atomic shell α-decay suppression coefficients.

doi: 10.1134/S1063778813120090
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2013OK03      Phys.Part. and Nucl.Lett. 10, 431 (2013)

I.S.Okunev, Yu.M.Tchuvilsky

T-odd correlations in (n, αγ) reactions

NUCLEAR REACTIONS 10B, 67Zn, 41Ca(n, αγ), E thermal; analyzed available data; deduced T-odd correlations.

doi: 10.1134/S1547477113050130
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2011IG02      Phys.Atomic Nuclei 74, 1588 (2011); Yad.Fiz. 74, 1615 (2011)

S.Yu.Igashov, Yu.M.Tchuvilsky

Manifestation of exchange effects in heavy-ion interactions

NUCLEAR REACTIONS 16O(16O, X), E not given; calculated Woods-Saxon type potential depth and resonance parameter widths.

doi: 10.1134/S106377881111010X
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2010IG01      Bull.Rus.Acad.Sci.Phys. 74, 1612 (2010); Izv.Akad.Nauk RAS, Ser.Fiz 74, 1677 (2010)

S.Yu.Igashov, A.V.Sinyakov, Yu.M.Tchuvilsky

An asymptotic normalization coefficient for the loosely-bounded state of 17F nucleus in the orthogonality conditions model

NUCLEAR REACTIONS 16O(p, γ)17F, E not given; calculated asymptotic normalization coefficient for 16O+p channel 1/2+ state in 17F. CNO cycle.

doi: 10.3103/S1062873810110250
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2010WO02      Phys.Atomic Nuclei 73, 1405 (2010); Yad.Fiz. 73, 1450 (2010)

R.Wolsky, I.A.Gnilozub, S.D.Kurgalin, Yu.M.Tchuvilsky

α-cluster and α-binucleon states of 1p-shell nuclei

NUCLEAR STRUCTURE 12C, 16O, 10,12Be; calculated multi-cluster levels, J, π, energies.

doi: 10.1134/S1063778810080144
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2008GN01      Phys.Atomic Nuclei 71, 1213 (2008); Yad.Fiz. 71, 1240 (2008)

I.A.Gnilozub, S.D.Kurgalin, Yu.M.Tchuvilsky

Multicluster solutions to a multinucleon problem and clustering phenomena

doi: 10.1134/S1063778808070132
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2007AL11      Phys.Atomic Nuclei 70, 409 (2007); Yad.Fiz. 70, 438 (2007)

A.V.Aldushchenkov, I.S.Okunev, S.S.Parzhitsky, A.V.Sinyakov, L.M.Smotritsky, T.V.Chuvilskaya, Yu.M.Tchuvilsky, E.I.Shulyak

Isomer 152mEu(8-) as an object for studying effects of fundamental-symmetry violation

RADIOACTIVITY 152mEu(IT); analyzed potential PT-violating effects.

doi: 10.1134/S1063778807020214
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2007GN02      Nucl.Phys. A790, 687c (2007)

I.A.Gnilozub, S.D.Kurgalin, Yu.M.Tchuvilsky

Few-cluster solutions of many-fermion problem

NUCLEAR STRUCTURE 10Be; analyzed α-cluster level energies, configurations.

doi: 10.1016/j.nuclphysa.2007.03.016
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2007KA60      Physics of Part.and Nuclei 38, 699 (2007)

S.G.Kadmensky, S.D.Kurgalin, Yu.M.Tchuvilsky

Cluster states in atomic nuclei and cluster-decay processes

RADIOACTIVITY 32S(α); 109I, 113Cs, 131Eu, 140,141,141mHo, 145,146,146m,147,147mTm, 150,151Lu(p); calculated nuclear deformation parameters of proton decay. 32S; analyzed α spectrum.

doi: 10.1134/S1063779607060019
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2007NI05      Phys.Part. and Nucl.Lett. 4, 22 (2007); Pisma Zh.Fiz.Elem.Chast.Atom.Yadra No.1 [137], 42 (2007)

V.G.Nikolenko, I.S.Okunev, S.S.Parzhitskii, Yu.P.Popov, Yu.M.Chuvilskii

Evaluating the PT-Violation Contributions and the T-Invariant Masking Spin-Angle Correlations in 10B(n, α1γ)7Li Reaction

NUCLEAR REACTIONS 10B(n, αγ), E=low; calculated polarization observables, PT-violating correlation coefficient.

doi: 10.1134/S1547477107010050
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2006GN01      Phys.Atomic Nuclei 69, 1014 (2006); Yad.Fiz. 69, 1043 (2006)

I.A.Gnilozub, S.D.Kurgalin, Yu.M.Tchuvilsky

Properties of Alpha-Particle Solutions to the Many-Nucleon Problem

NUCLEAR STRUCTURE 4He, 8Be, 12C, 16O, 20,22Ne; analyzed α-cluster level energies, configurations.

doi: 10.1134/S1063778806060123
Citations: PlumX Metrics

2005CH70      Eur.Phys.J. A 25, Supplement 1, 699 (2005)

T.V.Chuvilskaya, S.D.Kurgalin, I.S.Okunev, Yu.M.Tchuvilsky

Search for P-odd time reversal noninvariance in nuclear processes

RADIOACTIVITY 241Am(α); 180mHf(IT); analyzed time-reversal noninvariance features.

doi: 10.1140/epjad/i2005-06-104-3
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2005KU39      Yad.Fiz. 68, 2042 (2005); Phys.Atomic Nuclei 68, 1979 (2005)

S.D.Kurgalin, I.S.Okunev, T.V.Chuvilskaya, Yu.M.Tchuvilsky

Searches for Effects of Fundamental-Symmetry Violation in Isomeric Nuclear States

doi: 10.1134/1.2149078
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2004KU34      Bull.Rus.Acad.Sci.Phys. 68, 1273 (2004)

S.D.Kurgalin, Yu.M.Chuvilsky

Manifestation of quark properties in reactions of antiproton absorption in light nuclei

NUCLEAR STRUCTURE 2,3H, 3,4He, 16O, 40Ca; calculated effective numbers of multiquark clusters. Implications for reaction cross-sections discussed.

2004KU37      Bull.Rus.Acad.Sci.Phys. 68, 1750 (2004)

S.D.Kurgalin, Yu.M.Chuvilsky

Multiquarks in high-energy nuclear processes

2003GN01      Acta Phys.Hung.N.S. 18, 235 (2003)

I.A.Gnilozub, S.D.Kurgalin, Yu.M.Tchuvilsky

Alpha-Particle States in Extended Elliott Model

NUCLEAR STRUCTURE 22Ne; calculated α-particle states L, π, configurations. Extended Elliott model, comparison with data.

doi: 10.1556/APH.18.2003.2-4.18
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2003KU46      Bull.Rus.Acad.Sci.Phys. 67, 772 (2003)

S.D.Kurgalin, Yu.M.Chuvilsky

Neutron clusters in nuclei

2003WO13      Nucl.Phys. A722, 55c (2003)

R.Wolski, S.I.Sidorchuk, G.M.Ter-Akopian, A.S.Fomichev, A.M.Rodin, S.V.Stepantsov, W.Mittig, P.Roussel-Chomaz, H.Savajols, N.Alamanos, F.Auger, V.Lapoux, R.Raabe, Yu.M.Tchuvil'sky, K.Rusek

Elastic scattering of 8He on 4He and 4n system

NUCLEAR REACTIONS 4He(8He, 8He), E=26 MeV/nucleon; measured σ(θ). 2H(8He, 6Li), E=96 MeV; calculated σ(θ), excitation energy distribution.

doi: 10.1016/S0375-9474(03)01335-6
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2002IG03      Bull.Rus.Acad.Sci.Phys. 66, 417 (2002)

S.Yu.Igashov, Yu.M.Chuvilsky

Realistic NN-Interaction in Basis of Functions of Algebraic Version of Resonating Group Method

2001KU27      Bull.Rus.Acad.Sci.Phys. 65, 715 (2001)

S.D.Kurgalin, Yu.M.Chuvilsky, T.A.Churakova

Inner Bremsstrahlung in Cluster and Proton Decays of Nuclei

RADIOACTIVITY 222Ra(14C); 113Cs(p); 210Po(α); calculated inner bremsstrahlung decay probabilities, Eγ.

2000BB12      Bull.Rus.Acad.Sci.Phys. 64, 734 (2000)

O.P.Badaev, S.D.Kurgalin, Yu.M.Chuvilsky

Competition of Proton, Alpha, and Cluster Decays in the Vicinity of the Proton Drip Line of Medium Nuclei

NUCLEAR STRUCTURE Z=52-58; calculated proton-decay, α-decay, β-decay T1/2 for neutron-deficient nuclei, dominant decay modes as a function of neutron number.

RADIOACTIVITY 106,107,108,109I, 110,111,112,113Cs, 108,109,110,111Ba, 114,115,116,117,118,119La, 112,113,114,115Ce(p); calculated proton decay energy, T1/2.

2000BB13      Bull.Rus.Acad.Sci.Phys. 64, 739 (2000)

O.P.Badaev, S.D.Kurgalin, Yu.M.Chuvilsky

Estimation of Masses and α-Decay Probabilities for Nuclei of Neutron-Deficient Isotopes of Heavy Elements

NUCLEAR STRUCTURE Z=89-104; calculated α binding energy, α-decay T1/2 as a function of neutron number.

2000KO60      Yad.Fiz. 63, No 10, 1861 (2000); Phys.Atomic Nuclei 63, 1772 (2000)

I.V.Kopytin, A.V.Sinyakov, A.A.Khuskivadze, Yu.M.Tchuvilsky

Photonuclear Reaction 7Li(γ, t)α and Light-Cluster-Interaction Models

NUCLEAR REACTIONS 7Li(polarized γ, t), E=5-90 MeV; calculated polarization averaged σ(θ), asymmetry. Cluster model, several αt potentials compared. Comparisons with data.

doi: 10.1134/1.1320147
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1999AD05      Phys.Lett. 451B, 289 (1999)

G.G.Adamian, N.V.Antonenko, Yu.M.Tchuvilsky

Effect of Structural Forbiddenness in Fusion of Heavy Nuclei

NUCLEAR REACTIONS 208Pb(50Ti, n), (54Cr, n), (58Fe, n), (64Ni, n), (70Zn, n), 209Bi(70Zn, n), E not given; calculated σ, energy thresholds. 206Pb(40Ar, X), 170Er(76Ge, X), 160Gd(86Kr, X), 136Xe(110Pd, X), 124Sn(96Zr, X), 90Zr(90Zr, X), 100Mo(100Mo, X), 110Pd(110Pd, X), E not given; calculated energy threshold for fusion; deduced structural forbiddiness effects. Microscopic approach.

doi: 10.1016/S0370-2693(99)00206-3
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1999CH45      Bull.Rus.Acad.Sci.Phys. 63, 708 (1999)

Yu.M.Chuvilsky, A.E.Shkolnikov, R.A.Eramzhyan

Coulomb Energy of Six-Nucleon Nuclei

NUCLEAR STRUCTURE 6He, 6Li; calculated Coulomb energy; deduced absence of Nolen-Schiffer effect.

1999ER02      Yad.Fiz. 62, No 1, 42 (1999); Phys.Atomic Nuclei 62, 37 (1999)

R.A.Eramzhyan, G.G.Ryzhikh, Yu.M.Tchuvilsky

Antisymmetrization in the Multicluster Dynamical Model of Nuclei and Nucleon-Exchange Effects

NUCLEAR STRUCTURE 6Li, 6He; calculated charge radii, Q, μ. Antisymmetrized multicluster dynamical model.

NUCLEAR REACTIONS 6Li(e, e), (e, e'), E not given; calculated form factors. 6Li(μ-, ν), E not given; calculated capture rate. 6Li(π+, π+), (π+, π+'), E=134 MeV; 6Li(γ, π+), E=320 MeV; calculated σ(θ), analyzing power. Antisymmetrized multicluster dynamical model. Comparison with data.

RADIOACTIVITY 6He(β-); calculated log ft. Antisymmetrized multicluster dynamical model.

1999KU11      J.Phys.(London) G25, 929 (1999)

S.D.Kurgalin, Yu.M.Tchuvilsky

Microscopic SU(3) Model of α-Particle States in 2s1d Nuclei

doi: 10.1088/0954-3899/25/4/072
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1999LO20      Bull.Rus.Acad.Sci.Phys. 63, 777 (1999)

I.A.Lomachenkov, Yu.M.Chuvilsky

Pair Parentage Coefficients for Configurations with Unpaired Nucleons

1999SA54      Yad.Fiz. 62, No 11, 2019 (1999); Phys.Atomic Nuclei 62, 1873 (1999)

S.B.Sakuta, D.L.Ukrainsky, Yu.M.Tchuvilsky

Multinucleon Transfer in the Reaction 12C(14N, d)24Mg and Spectroscopic Factors of Heavy Clusters

NUCLEAR REACTIONS 12C(14N, d), E=29, 35 MeV; calculated σ(θ) for ground state and first excited state population, spectroscopic amplitudes and factors. DWBA calculations, comparison with data.

NUCLEAR STRUCTURE 6Li, 10B, 14N, 16O, 20Ne, 24Mg; calculated spectroscopic factors for α clusters. Comparison with data.

1999VE03      Yad.Fiz. 62, No 3, 565 (1999); Phys.Atomic Nuclei 62, 522 (1999)

V.A.Vesna, Yu.M.Gledenov, P.V.Lebedev-Stepanov, I.S.Okunev, A.V.Sinyakov, Yu.M.Tchuvilsky, E.V.Shulgina

Searches for Parity-Violation Effects in the γ Transition 7Li* → γ(M1) → 7Li(Eγ = 0.478 MeV)

NUCLEAR REACTIONS 10B(polarized n, α), E=reactor; measured γ asymmetry. 7Li transition deduced parity-violating effect.

NUCLEAR STRUCTURE 7Li; calculated transition matrix element; deduced weak neutral current role in parity violation.

1998BU22      Bull.Rus.Acad.Sci.Phys. 62, 33 (1998)

V.E.Bunakov, F.F.Valiev, Yu.M.Chuvilsky

Fragmentation Width as a Quantitative Criterion of Quantum Chaos

1997KA11      Yad.Fiz. 60, No 1, 16 (1997); Phys.Atomic Nuclei 60, 12 (1997)

S.G.Kadmensky, V.I.Furman, Yu.M.Tchuvilsky

Structure Effects in Cluster Decays of Odd Nuclei

RADIOACTIVITY 221,223Fr, 223Ra, 223,225Ac, 229Th(14C), 229Th, 231Pa, 233,235U(24Ne), (26Ne), (28Mg), 237Np(30Mg), 241Am(34Si); calculated quasifavored, semifavored, nondiagonal cluster transitions prohibition factors.

1996RY06      Bull.Rus.Acad.Sci.Phys. 60, 1734 (1996)

G.G.Ryzhikh, Yu.M.Chuvilsky, A.E.Shkolnikov, R.A.Eramzhyan

Shell Expansion of the Wave Function in a Multicluster Dynamical Model with Antisymmetrization

NUCLEAR STRUCTURE 6Li; calculated wave functions; deduced nucleon form factors, spectroscopic factors. Multicluster dynamical model, expansion in terms of multiparticle oscillator shell model.

1995MA57      Bull.Rus.Acad.Sci.Phys. 59, 150 (1995)

Yu.G.Mashkarov, E.I.Koshchy, Yu.M.Chuvilsky

Nuclear Reactions of Cluster Pick-Up by Complex Charged Particles in the Energy Region of 20 MeV/nucleon

NUCLEAR REACTIONS 6Li(d, d), E=50 MeV; 6Li(3He, 3He), E=60 MeV; analyzed σ(θ). 16O(3He, 6Li), E=30-60 MeV; 16O(3He, 7Li), (3He, 7Be), E=60 MeV; analyzed σ(θ). 19F, 16O(3He, X), E=60 MeV; calculated 6,7Li, 7Be production yields, cluster transfer absolute spectroscopic amplitudes. 9Be, 12,13C(3He, 6Li), E not given; calculated final nuclei levels spectroscopic amplitudes.

1995NE11      Yad.Fiz. 58, No 7, 1234 (1995); Phys.Atomic Nuclei 58, 1155 (1995)

V.G.Neudatchin, A.A.Sakharuk, W.W.Kurowsky, Yu.M.Tchuvilsky

Deexcitation of a Virtual Cluster in a Nucleus as a Source of Information about Unexplored Properties of the Quasielastic Knockout of Clusters by Protons

NUCLEAR REACTIONS 12C(p, pα), E not given; calculated form factor vs anisotropy θ(q) to different final states. Clusters quasielastic knockout, Glauber-Sitenko theory.

1995TC01      Phys.Rev. C51, 784 (1995)

Yu.M.Tchuvilsky, W.W.Kurowsky, A.A.Sakharuk, V.G.Neudatchin

Quasielastic Knockout of Clusters from p-Shell Nuclei by 1 GeV Protons: Spectroscopic amplitudes of virtually excited clusters and the eikonal approximation

NUCLEAR REACTIONS 12C, 16O(p, tp), (p, pα), 14N(p, pd), E=1 GeV; calculated residual nucleus momentum distributions. Cluster quasielastic knockout, Glauber-Sitenko multiple scattering formalism.

doi: 10.1103/PhysRevC.51.784
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1994FU13      Z.Phys. A349, 301 (1994)

V.Furman, S.Kadmensky, Yu.M.Tchuvilsky

Some Predictions of New Spontaneous Cluster Emitters and Mechanism of Cluster Decay

RADIOACTIVITY 114,116,118Ba(α), (12C), (16O); 118Ce(12C), (16O), (20Ne); 122Nd(16O), (20Ne), (24Mg); 126Sm(24Mg), (28Si), (32Si); calculated T1/2, Q-value. Preformed clusters by nonadiabatic mechanism.

doi: 10.1007/BF01288979
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1994NE05      Phys.Rev. C50, 148 (1994)

V.G.Neudatchin, A.A.Sakharuk, W.W.Kurowsky, Yu.M.Tchuvilsky

' Hidden ' World of Virtually Excited Clusters in Atomic Nuclei and Its Possible Observation in Quasielastic Knockout of Clusters by 1 GeV Protons

NUCLEAR REACTIONS 12C(p, pα), E=high; calculated form factor F2(p)(q) anisotropy. Generalized DWIA, Glauber-Sitenko multiple scattering theory.

doi: 10.1103/PhysRevC.50.148
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1994ZA14      Yad.Fiz. 57, No 11, 1981 (1994); Phys.Atomic Nuclei 57, 1905 (1994)

Yu.S.Zamyatnin, S.G.Kadmensky, S.D.Kurgalin, V.I.Furman, Yu.M.Chuvilsky

Search for New Examples of Cluster Decay

NUCLEAR STRUCTURE A=216-241; calculated cluster decay to α-decay width ratio, other characteristics.

RADIOACTIVITY 114,116,118Ba(α), (12C), (16O); 118Ce(12C), (16O), (20Ne), 122Nd(16O), (20Ne), (24Mg); 126Sm(24Mg), (28Si), (32S); calculated absolute, relative T1/2 for cluster decay.

1993KA21      Yad.Fiz. 56, No 8, 80 (1993); Phys.Atomic Nuclei 56, 1038 (1993)

S.G.Kadmensky, S.D.Kurgalin, V.I.Furman, Yu.M.Chuvilsky

Semiempirical Method of Analysis of the Relative Probabilities of Spontaneous Emission of Heavy Clusters

RADIOACTIVITY 222,224,226Ra, 225Ac(14C); 230Th, 232,234,233U(24Ne); 234U, 236,238Pu(28Mg); 233Ra, 231Pa(13C); calculated preformed cluster probability ratio; deduced consequences for decay width, decay energy, parent, fragment mass predictions. Kadmensky-Furman α-decay theory approach.

1993KA22      Bull.Rus.Acad.Sci.Phys. 57, 10 (1993)

S.G.Kadmensky, S.D.Kurgalin, V.L.Mikheev, V.I.Furman, Yu.M.Chuvilsky

Cluster Radioactivity of Nuclei with A < 208

RADIOACTIVITY 114,116,118Ba(α), (12C); calculated absolute, relative T1/2, decay Q. 114Ba deduced 12C cluster emission possibility. Microscopic approach.

1993KU20      Bull.Rus.Acad.Sci.Phys. 57, 856 (1993)

S.D.Kurgalin, Yu.M.Chuvilsky

Integral Formalism of α-Decay: Antisymmetrized Version

RADIOACTIVITY 228Fl(α); calculated α-particle emission associated enhancement coefficients vs α-decay energy, angular momentum. Oscillating magic nucleus+α-particle model.

1993KU27      Bull.Rus.Acad.Sci.Phys. 57, 1696 (1993)

V.I.Kukulin, G.G.Ryzhikh, Yu.M.Chuvilsky, R.A.Eramzhyan

Prohibition and Suppression of Multicluster States by Pauli Principle in the Dynamical Approach

NUCLEAR STRUCTURE 6Li; calculated reduced transition probability, rms charge radius, quadrupole moment. Multi-cluster dynamical model.

NUCLEAR REACTIONS 6Li(e, e), E not given; calculated transverse form factor. Multi-cluster dynamical model.

RADIOACTIVITY 6He(β-); calculated β-decay ft. Multi-cluster dynamical model.

1993RY01      Nucl.Phys. A563, 247 (1993)

G.G.Ryzhikh, R.A.Eramzhyan, V.I.Kukulin, Yu.M.Tchuvilsky

Properties of a Six-Nucleon System in a Multicluster Dynamic Model with Antisymmetrization

NUCLEAR STRUCTURE 6Li; calculated levels, Γ. Multi-cluster dynamic model, Pauli projection.

RADIOACTIVITY 6He(β-); calculated β-decay matrix element. Multi-cluster dynamic model, Pauli projection.

NUCLEAR REACTIONS 6Li(e, e), (e, e'), E not given; calculated longitudinal, transverse form factors. Multi-cluster dynamic model, Pauli projection.

doi: 10.1016/0375-9474(93)90604-V
Citations: PlumX Metrics

1992RY03      Bull.Rus.Acad.Sci.Phys. 56, 24 (1992)

G.G.Ryzhikh, Yu.M.Tchuvilsky

Spectroscopic Factor of the 6Li → t + 3He Channel in α-2N-Model with Antisymmetrization

NUCLEAR STRUCTURE 6Li; calculated t+3He channel spectroscopic factor. Three-body α+2N model.

1991KU28      Izv.Akad.Nauk SSSR, Ser.Fiz. 55, 93 (1991); Bull.Acad.Sci.USSR, Phys.Ser. 55, No.1, 87 (1991)

S.D.Kurgalin, Yu.M.Chuvilsky

The Effective Number of Heavy Clusters in a Nucleus in a Realistic Model

NUCLEAR STRUCTURE 40Ca, 90Zr, 140Yb; calculated 16O cluster effective numbers.

1991MA56      Yad.Fiz. 54, 629 (1991); Sov.J.Nucl.Phys. 54, 382 (1991)

Yu.G.Mashkarov, E.I.Koshchy, N.G.Burtebaev, A.D.Duisebaev, V.A.Adodin, Yu.M.Chuvilsky, O.Yu.Goryunov, A.T.Rudchik

Light-Cluster Pickup Reactions in the 3He + 19F Interaction

NUCLEAR REACTIONS 19F(3He, 6Li), (3He, 7Li), (3He, 7Be), E=60 MeV; measured σ(θ). Finite-range DWBA, shell model spectroscopic amplitudes.

1990BL16      Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 569 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.3, 190 (1990)

L.D.Blokhintsev, A.M.Mukhamedzhanov, N.K.Timofeyuk, Yu.M.Chuvilsky

Microscopic Approach to the Calculation of the Vertex Constants of Neutron Cleavage

NUCLEAR STRUCTURE 13C, 9Be, 16O, 15,14N; calculated neutron cleavage vertex constant. Microscopic approach, translationally invariant shell model.

1990CH45      Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 138 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, 141 (1990)


Spectroscopic Factors of Heavy Clusters in Nuclei of the (2S-2D) Shell and the Problem of the ' New ' Spectroscopic Factor in Cluster-Transfer Reactions

NUCLEAR STRUCTURE 40Ca; calculated 8Be-, 12C-cluster spectroscopic factors. SU(3) scheme.

1990GO14      Yad.Fiz. 51, 929 (1990); Sov.J.Nucl.Phys. 51, 595 (1990)

O.Yu.Goryunov, E.I.Koshchy, Yu.G.Mashkarov, A.T.Rudchik, V.K.Chernievsky, Yu.M.Chuvilsky

Mechanisms of the 19F(d, 6Li)15N Reaction at a Deuteron Energy of 50 MeV

NUCLEAR REACTIONS 19F(d, 6Li), E=50 MeV; measured σ(θ); deduced α-cluster transfer spectroscopic amplitudes.

1990KA15      Yad.Fiz. 51, 50 (1990); Sov.J.Nucl.Phys. 51, 32 (1990)

S.G.Kadmensky, S.D.Kurgalin, V.I.Furman, Yu.M.Chuvilsky

Optical Potentials of Composite Particles and Classification of Decays with Emission of Heavy Clusters

RADIOACTIVITY 222,223,224,226Ra(14C); 230Th, 231Pa, 232,233,234U(24Ne); 236Pu(26Mg); 234U(28Mg); calculated exotic decay spectroscopic factors.

1990KU13      Yad.Fiz. 52, 379 (1990); Sov.J.Nucl.Phys. 52, 243 (1990)

S.D.Kurgalin, Yu.M.Chuvilsky

Cluster with Mass Numbers 5 ≤ X ≤ 16 in Nuclei and Their Distributions

NUCLEAR STRUCTURE 224Cn, 40Ca, 80Zr, 140Yb, 336128; calculated heavy cluster (A>4) effective number.

1990RY07      Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 2276 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.11, 188 (1990)

G.G.Ryzhikh, Yu.M.Chuvilsky

Spectroscopic Factor of the 6Li → α + d Channel in the α + 2N Model with Antisymmetrization

NUCLEAR STRUCTURE 6Li; calculated (α+d) channel spectroscopic factor. Shell, cluster models, three-body, antisymmetrization.

1990ZA07      Fiz.Elem.Chastits At.Yadra 21, 537 (1990); Sov.J.Part.Nucl 21, 231 (1990)

Yu.S.Zamyatnin, V.L.Mikheev, S.P.Tretyakova, V.I.Furman, S.G.Kadmensky, Yu.M.Chuvilsky

Cluster Radioactivity: Progress and perspectives; experiment and theory

RADIOACTIVITY A=221-241; analyzed cluster decay data; deduced decay mechanism.

1989ER07      Phys.Lett. 228B, 1 (1989)

R.A.Eramzhyan, G.G.Ryzhikh, V.I.Kukulin, Yu.M.Tchuvilsky

Exchange and Correlation Effects in the Electromagnetic Structure of Light Nuclei

NUCLEAR STRUCTURE 6Li; calculated transverse, longitudinal form factors. Multi-cluster dynamic model, microscopic version.

doi: 10.1016/0370-2693(89)90514-5
Citations: PlumX Metrics

1989KU06      Yad.Fiz. 49, 126 (1989)

S.D.Kurgalin, Yu.M.Tchuvilsky

Distribution of 6q Fluctons in Nuclei and Quark Enhancement of Hard Processes with Deuteron Emission

NUCLEAR STRUCTURE 2H, 4He, 16O, 40Ca, 80Zr, 140Yb, 224Cn; calculated six quark-flucton effective number energy, momentum dependence; deduced role in inclusive (p, p'd) process.

1989KU21      Izv.Akad.Nauk SSSR, Ser.Fiz. 53, 121 (1989); Bull.Acad.Sci.USSR, Phys.Ser. 53, No.1, 118 (1989)

V.I.Kukulin, G.G.Ryzhikh, Yu.M.Chuvilsky, R.A.Eramzhyan

Correlational and Exchange Effects in the Electromagnetic Form Factors of Light Nuclei within the Framework of the Multicluster Dynamic Model

NUCLEAR STRUCTURE 6Li, 4He; calculated electromagnetic form factors. Shell, multi-cluster dynamic models.

1989KU31      Ukr.Fiz.Zh. 34, 1157 (1989)

S.D.Kurgalin, Yu.M.Chuvilsky

Effective Numbers of d-, t-, 3He- and α-Clusters and Their Distributions

NUCLEAR STRUCTURE 4He, 16O, 40Ca, 80,110Zr, 140,182Yb, 224,280Cn; calculated d-, t-, 3He-, α-cluster effective numbers, distributions. Oscillator model.

1987NE08      Yad.Fiz. 46, 448 (1987)

V.G.Neudachin, Yu.M.Tchuvilsky

Effective Number of Multiquark Fluctons in Atomic Nuclei

NUCLEAR STRUCTURE 2,3H, 3,4He, 8Be, 12C, 16O, 40Ca, 56Ni, 90Zr, 118Sn, 208Pb; calculated quark cluster flucton effective numbers. 4He, 16O, 56Ni, 208Pb; calculated flucton correction radii.

1986BU07      J.Phys.(London) G12, 509 (1986)

V.V.Burov, V.M.Dubovik, S.G.Kadmensky, Yu.M.Tchuvilsky, L.A.Tosunyan

Probability of the Parity-Forbidden Processes 6Li*(J(π)=0(++), T=1; E*=3.56 MeV) → α+d

NUCLEAR STRUCTURE 6Li; calculated α+d relative motion wave function, 0+level decay, formation with this cluster. 6Li level deduced small Γ for α+d channel decay. Parity nonconserving operator.

doi: 10.1088/0305-4616/12/6/009
Citations: PlumX Metrics

1986GO26      Yad.Fiz. 44, 573 (1986)

O.Yu.Goryunov, E.I.Koshchy, Yu.G.Mashkarov, O.F.Nemetz, A.T.Rudchik, V.A.Stepanenko, Yu.M.Tchuvilsky

Mechanisms of the Reaction 23Na(d, 12C)13C

NUCLEAR REACTIONS 23Na(d, 12C), E=13.6 MeV; measured σ(θ); deduced reaction mechanism. ΔE-E detectors. DWBA calculations.

1986KA46      Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 1786 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.9, 116 (1986)

S.G.Kadmensky, V.I.Furman, Yu.M.Chuvilsky

Decay of Atomic Nuclei by Particle Emission with A > 4

RADIOACTIVITY 148Sm, 150,152Gd, 152Dy, 154Er, 174Hf, 164W, 180,182,184Hf(α); calculated Γα; 222,223,224Ra, 232U, 231Pa(α), (12C), (14C), (20Ne), (22Ne), (24Ne); calculated spectroscopic factors; 230,232Th, 233,234U(24Ne), (25Ne), (26Ne), (28Mg); calculated partial decay width relative to Γα.

1985RU07      Ukr.Fiz.Zh. 30, 819 (1985)

A.T.Rudchik, Yu.M.Chuvilsky

Spectroscopic Amplitudes of Multinucleon Clusters in 1p-Shell Nuclei and Analysis of Multinucleon-Transfer Reactions

NUCLEAR REACTIONS 13C(d, 7Li), (d, 8Be), E=13.6, 14.6 MeV; analyzed σ(θ); deduced multi-nucleon cluster spectroscopic amplitudes. Exact finite-range DWBA.

1984BU01      J.Phys.(London) G10, L21 (1984)

V.V.Burov, V.M.Dubovik, S.G.Kadmensky, Yu.M.Tchuvilsky, L.A.Tosunyan

Calculation of the Parity-Forbidden Decay Width of 6Li(*)(J(π)=0+, T=1;E(*)=3.56 MeV) → α + d

NUCLEAR STRUCTURE 6Li; calculated continuum parity mixing effects. 6Li level deduced Γ limit for breakup. Six nucleon system, fractional parentage coefficient method, alpha plus deuteron cluster.

doi: 10.1088/0305-4616/10/1/005
Citations: PlumX Metrics

1984SM01      Phys.Lett. 134B, 25 (1984)

Yu.F.Smirnov, Yu.M.Tchuvilsky

The Structural Forbiddenness of the Heavy Fragmentation of the Atomic Nucleus

NUCLEAR STRUCTURE 236U, 254Fm; calculated arbitrary heavy fragmentation cluster degree of forbiddenness, fission product mass correlation with it. Shell model, oscillator basis.

doi: 10.1016/0370-2693(84)90976-6
Citations: PlumX Metrics

1983GL05      J.Phys.(London) G9, 1033 (1983)

L.Ya.Glozman, Yu.M.Tchuvilsky

Multicluster Fractional Parentage Coefficients

NUCLEAR STRUCTURE 16O; calculated three-body breakup multi-cluster fractional parentage coefficients. Translationally invariant shell model, harmonic oscillator basis.

doi: 10.1088/0305-4616/9/9/009
Citations: PlumX Metrics

1983KA39      Yad.Fiz. 38, 1433 (1983)

S.G.Kadmensky, Yu.M.Tchuvilsky

Effective Numbers of Clusters with A > 4 in Atomic Nuclei

NUCLEAR STRUCTURE 16O; calculated effective d, α, 4,6,7Li, 8Be, 12C, 14N cluster numbers; deduced role in direct reaction heavy fragment yield.

1983SM01      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 151 (1983)

Yu.F.Smirnov, Yu.M.Chuvilsky

α-Decay Spectroscopic Factors for Giant Isoscalar Resonances

NUCLEAR STRUCTURE 16O, 20Ne, 40Ca, 8Be, 12C, 24Mg, 28Si, 44Ti; calculated isoscalar giant resonance Sα. Shell model, SU(3) scheme.

1983SM04      Czech.J.Phys. B33, 1215 (1983)

Yu.F.Smirnov, Yu.M.Tchuvilsky

The Cluster Spectroscopic Factors of the Clusterized Nuclei and Nuclei of the 2s-2d Shell and the Quasi-Elastic Knock-Out Processes

NUCLEAR REACTIONS 16O, 40Ca, 6Li(p, pd), 20Ne, 40Ca, 6Li(p, pα), E=1 GeV; calculated effective cluster number, cluster spectroscopic factors. Glauber-Sitenko theory.

doi: 10.1007/BF01590357
Citations: PlumX Metrics

1976GO04      Yad.Fiz. 23, 64 (1976); Sov.J.Nucl.Phys. 23, 33 (1976)

N.F.Golovanova, I.M.Ilin, V.G.Neudachin, Y.F.Smirnov, Y.M.Chuvilskii

Quasielastic Knock Out of Clusters from Nuclei in Multiple-Scattering Theory

NUCLEAR REACTIONS 6Li(p, pt), 16O(p, pd), (p, pα); calculated quasi-elastic knockout.

1974SM04      Nucl.Phys. A235, 289 (1974)

Y.F.Smirnov, I.T.Obukhovsky, Y.M.Tchuvilsky, V.G.Neudatchin

The 12C Nucleus as a 3α System with Forbidden States

NUCLEAR STRUCTURE 12C; calculated levels.

doi: 10.1016/0375-9474(74)90193-6
Citations: PlumX Metrics

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Note: The following list of authors and aliases matches the search parameter Y.M.Tchuvilsky: Y.M.CHUVILSKII, Y.M.CHUVILSKY, Y.M.TCHUVIL'SKY, Y.M.TCHUVILSKY