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NSR database version of May 10, 2024.

Search: Author = I.M.Pavlichenkov

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2010PA10      Phys.Rev. C 81, 051602 (2010)

I.M.Pavlichenkov

Time modulation of K-electron capture decay of hydrogen-like ions with multiphoton resonance transitions

RADIOACTIVITY ¹⁸F, ⁶⁴Cu, ⁶⁸Ga, ⁷⁸Br, ⁸²Rb(EC); calculated time oscillating behavior of EC decay of hydrogen-like ions stored in Penning traps using mechanism involving resonance multiphoton transitions. Discussed observed time modulation of EC decay of ¹⁴⁰Pr⁵⁸⁺ and ¹⁴²Pm⁶⁰⁺ at GSI.

doi: 10.1103/PhysRevC.81.051602
Citations: PlumX Metrics

2006PA23      Phys.Atomic Nuclei 69, 1008 (2006)

I.M.Pavlichenkov

Quantum Bifurcations and Quantum Phase Transitions in Rotational Spectra

doi: 10.1134/S1063778806060111
Citations: PlumX Metrics

2002PA25      J.Phys.(London) G28, 1223 (2002)

I.M.Pavlichenkov, A.A.Shchurenkov

Configuration-Dependent Effect of ΔI = 4 Bifurcation in A ∼ 150 Superdeformed Nuclei: Active and inactive orbits

NUCLEAR STRUCTURE ^147,148Eu, ^{147,148,149,150,151}Gd, ^150,151Tb, ¹⁵²Dy; calculated superdeformed bands configurations, multipole moments; deduced configuration dependence in energy bifurcation phenomena.

doi: 10.1088/0954-3899/28/6/306
Citations: PlumX Metrics

2002PA36      Yad.Fiz. 65, 1230 (2002); Phys.Atomic Nuclei 65, 1198 (2002)

I.M.Pavlichenkov

Superfluid-to-Normal Phase Transition and Extreme Regularity of Superdeformed Bands

NUCLEAR STRUCTURE ⁸⁴Zr, ^144,150Gd, ¹⁵²Dy, ¹⁵⁴Er, ¹⁹⁴Hg, ¹⁹⁴Pb; analyzed rotational bands features, pairing correlations, superdeformation.

doi: 10.1134/1.1495019
Citations: PlumX Metrics

2001PA23      Yad.Fiz. 64, No 4, 653 (2001); Phys.Atomic Nuclei 64, 595 (2001)

I.M.Pavlichenkov, A.A.Shchurenkov

Microscopic Approach to Transition-Energy Staggering in Superdeformed Bands

NUCLEAR STRUCTURE ^147,148Eu, ^{147,148,149,150,151}Gd, ^151,152Tb, ^152,153Dy; analyzed superdeformed bands transition-energy staggering; deduced mechanism. Microscopic approach.

doi: 10.1134/1.1368218
Citations: PlumX Metrics

2001PA31      Yad.Fiz. 64, No 6, 1168 (2001); Phys.Atomic Nuclei 64, 1093 (2001)

I.M.Pavlichenkov

Superfluid-to-Normal Phase Transition in Superdeformed Bands

NUCLEAR STRUCTURE ⁸⁴Zr, ¹³²Ce, ¹⁴⁹Gd, ^152,153Dy, ^192,194Hg; analyzed superdeformed bands; deduced inertial parameters, superfluid-to-normal phase transition features.

doi: 10.1134/1.1383623
Citations: PlumX Metrics

2000PA09      Pisma Zh.Eksp.Teor.Fiz. 71, 8 (2000); JETP Lett. 71, 4 (2000)

I.M.Pavlichenkov

Inertial Parameters and Superfluid-to-Normal Phase Transition in Superdeformed Bands

NUCLEAR STRUCTURE ⁸⁴Zr, ¹³²Ce, ¹⁵²Dy, ^192,194Hg; analyzed superdeformed bands rotational parameters vs spin; deduced superfluid-to-normal phase transition features.

doi: 10.1134/1.568275
Citations: PlumX Metrics

1997PA03      Phys.Rev. C55, 1275 (1997)

I.M.Pavlichenkov

Nonadiabatic Mean Field Effects in the ΔI = 2 Staggering of Superdeformed Bands

doi: 10.1103/PhysRevC.55.1275
Citations: PlumX Metrics

1997PA41      Pisma Zh.Eksp.Teor.Fiz. 66, 759 (1997); JETP Lett. 66, 796 (1997)

I.M.Pavlichenkov

Effects of High-j Intruder States in the Fine Structure of Superdeformed Bands

NUCLEAR STRUCTURE ¹⁴²Eu, ^148,149Gd, ¹⁵⁰Tb, ^152,153,154Dy; calculated superdeformed bands configurations, hexadecapole moments; deduced high-j intruder orbitals role in ΔI=4 bifurcation.

doi: 10.1134/1.567600
Citations: PlumX Metrics

1996BA23      Yad.Fiz. 59, No 1, 99 (1996); Phys.Atomic Nuclei 59, 91 (1995)

S.S.Basov, I.M.Pavlichenkov

Stabilization of the Unstable Rotational Axes of an Asymmetric Rotor by the Orbital Motion of a Particle

1996PA46      Pisma Zh.Eksp.Teor.Fiz. 64, 231 (1996); JETP Lett. 64, 252 (1996)

I.M.Pavlichenkov

On the Fine Structure of the Rotational Bands of Superdeformed Nuclei

doi: 10.1134/1.567194
Citations: PlumX Metrics

1995PA02      Phys.Rev. C51, R460 (1995)

I.M.Pavlichenkov, S.Flibotte

C₄ Symmetry and Bifurcation in Superdeformed Bands

NUCLEAR STRUCTURE ¹⁴⁹Gd; analyzed superdeformed band γ-transition data; deduced ΔI=2 staggering effect explanation. Phenomenological C(4v) bifurcation theory.

doi: 10.1103/PhysRevC.51.R460
Citations: PlumX Metrics

1994BA32      Phys.Rev.Lett. 72, 3953 (1994)

S.S.Basov, I.M.Pavlichenkov

Precession Motion Around Intermediate Inertia Axis: Molecules and deformed nuclei

doi: 10.1103/PhysRevLett.72.3953
Citations: PlumX Metrics

1989PA23      Yad.Fiz. 50, 301 (1989); Sov.J.Nucl.Phys. 50, 189 (1989)

I.M.Pavlichenkov

Bifurcations in Rotational Spectra of Odd Nuclei

NUCLEAR STRUCTURE ^{163,167,169,171}Yb; analyzed level spectra; deduced rotational band quantum bifurcation.

1989PA25      Zh.Eksp.Teor.Fiz. 96, 404 (1989); Sov.Phys.JETP 69, 227 (1989)

I.M.Pavlichenkov

Bifurcations in the Rotational Spectra of Odd Nuclei

NUCLEAR STRUCTURE ^{163,169,167,171}Yb; analyzed rotational level spectra; deduced bifurcation onset.

1982PA07      Zh.Eksp.Teor.Fiz. 82, 9 (1982)

I.M.Pavlichenkov

Phase Transition in the Rotational Band of a Nonaxial Nucleus

NUCLEAR STRUCTURE ¹⁵⁴Sm, ^162,164Er, ^162,164Yb; calculated yrast band phase transition. Macroscopic theory.

1981PA29      Usp.Fiz.Nauk 133, 193 (1981); Sov.Phys.Usp. 24, 79 (1981)

I.M.Pavlichenkov

Anomalies in the Rotational Spectra of Deformed Nuclei

NUCLEAR STRUCTURE ^166,168,170Yb, ^170,172,174Hf, ¹⁷⁴W, ^156,158,160Dy, ^162,164Er; analyzed levels, rotational band systematics; deduced quasiparticle term importance. Superconducting type pairing correlations.

doi: 10.3367/UFNr.0133.198102a.0193
Citations: PlumX Metrics

1978PA21      Zh.Eksperim.i Teor.Fiz. 75, 1972 (1978); Soviet Phys.JETP 48, 994 (1978)

I.M.Pavlichenkov

Quasiparticle excitations in a rotating nucleus

NUCLEAR STRUCTURE ¹⁵⁶Dy, ¹⁶⁴Er; calculated energies of neutron quasiparticle excitations. Hartree-Fock-Bogoliubov equations, axially deformed nucleus model.

1976MA57      Yad.Fiz. 24, 897 (1976); Sov.J.Nucl.Phys. 24, 469 (1976)

V.M.Martynov, I.M.Pavlichenkov

On a Phase Transition in the Rotational Band of an Excited State

NUCLEAR STRUCTURE ¹⁶⁰Dy, ¹⁸⁶Os, ¹⁵²Sm; calculated phase transitions.

1972PA23      Yad.Fiz. 15, 39 (1972); Sov.J.Nucl.Phys. 15, 24 (1972)

I.M.Pavlichenkov

Accuracy of the K-Harmonics Method

1969DA14      Phys.Letters 29B, 551 (1969)

V.V.Davydov, I.M.Pavlichenkov

Analysis of Angular Distributions of Deuterons and Tritons in Lithium-Induced Reactions

NUCLEAR REACTIONS ¹²C, ¹⁶O(⁷Li, t), (⁶Li, d), E = 25-30 MeV; calculated σ(E;θ). Reanalysis of data.

doi: 10.1016/0370-2693(69)90293-7
Citations: PlumX Metrics

1968GR26      Yadern.Fiz. 8, 477 (1968); Soviet J.Nucl.Phys. 8, 279 (1969)

Y.T.Grin, I.M.Pavlichenkov

Charge of the Quadrupole Moment of Deformed Nuclei Under the Influence of Rotation

NUCLEAR MOMENTS ^152,154Sm, ^154,156,158Gd, ^158,160Dy, ^164,166Er, ^{168,170,172,174}Yb, ^174,178Hf, ¹⁸²W, ¹⁸⁸Os; calculated rotational effect on quadrupole moment by superfluid model.

1964GR38      Phys.Letters 9, 249 (1964)

Y.T.Grin, I.M.Pavlichenkov

Why Is There Discrepancy of Intensity Ratios of Electromagnetic Transitions with Alaga's Rules (Question)

doi: 10.1016/0031-9163(64)90070-8
Citations: PlumX Metrics

1962GR28      Zhur.Eksptl.i Teoret.Fiz. 43, 465 (1962); Soviet Phys.JETP 16, 333 (1963)

Y.T.Grin, I.M.Pavlichenkov