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NSR database version of May 3, 2024.

Search: Author = I.Z.Petkov

Found 24 matches.

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1994MA36      Nuovo Cim. 107A, 243 (1994)

L.P.Marinova, I.Zh.Petkov, M.V.Stoitsov

Optimal Monopole Dynamics in Nuclei

NUCLEAR STRUCTURE ⁴He, ¹⁶O, ⁴⁰Ca; calculated nucleon momentum distribution, binding energy per particle, rms radii, density, monopole excitation energies, EWSR. Generator coordinate method, variationally determined generating functions.

1991AN21      Fiz.Elem.Chastits At.Yadra 22, 801 (1991); Sov.J.Part.Nucl. 22, 388 (1991)

A.N.Antonov, I.Zh.Petkov

Influence of Nucleon-Nucleon Correlations on the Basic Properties of Nuclei and Particle-Nucleus and Nucleus-Nucleus Interactions

NUCLEAR REACTIONS ⁴⁰Ca(e, e), E=750 MeV; ¹⁶O(e, e), E=502 MeV; ¹²C(α, α), E=1.37 GeV; ⁵⁸Ni(¹²C, ¹²C), E=124.5 MeV; ⁴⁰Ca(p, p), E=1.04 GeV; ⁴⁸Ca(e, e'), E=500 MeV; compiled, reviewed σ(θ) analyses; deduced nucleon-nucleon correlations role. Generator coordinate, coherent density fluctuation, natural orbital methods.

1990AN15      Z.Phys. A336, 333 (1990)

A.N.Antonov, Chr.V.Christov, E.N.Nikolov, I.Zh.Petkov, A.D.Polozov, A.M.Pushkash

Zero-Motion Correlations in High-Energy Proton Elastic Scattering on ⁴⁰Ca with Noneikonal Nucleon-Nucleon Amplitude

NUCLEAR REACTIONS ⁴⁰Ca(p, p), E=1.04 GeV; calculated σ(θ). Glauber-Sitenko formalism, coherent density fluctuation, independent particle models, noneikonal two-body amplitudes.

1990AN23      Nuovo Cim. 103A, 1287 (1990)

A.N.Antonov, Chr.V.Christov, E.N.Nikolov, I.Zh.Petkov, I.S.Bonev

Generator Coordinate Method Calculations of Natural Orbitals and Single-Particle Occupation Numbers in ⁴He, ¹⁶O and ⁴⁰Ca

NUCLEAR STRUCTURE ⁴He, ¹⁶O, ⁴⁰Ca; calculated single particle occupation numbers, momentum space natural orbitals. Generator coordinate method.

doi: 10.1007/BF02799208
Citations: PlumX Metrics

1989AN09      Nuovo Cim. 101A, 525 (1989)

A.N.Antonov, J.Kanev, I.Zh.Petkov, M.V.Stoitsov

Properties of Nucleon Momentum Distributions in Nuclei at Finite Temperatures

NUCLEAR STRUCTURE ²⁰⁸Pb; calculated nucleon momentum distribution. ⁵⁸Ni; calculated hole state spectral function. Coherent density fluctuation model.

doi: 10.1007/BF02848078
Citations: PlumX Metrics

1989AN10      Nuovo Cim. 101A, 639 (1989)

A.N.Antonov, Chr.V.Christov, I.Zh.Petkov, I.S.Bonev

One- and Two-Nucleon Momentum Distributions in Nuclei in Coherent Density Fluctuation Model

NUCLEAR STRUCTURE ⁴He, ¹⁶O, ⁴⁰Ca; calculated one-, two-nucleon momentum distributions. Coherent density fluctuation model.

doi: 10.1007/BF02848086
Citations: PlumX Metrics

1989AN16      Nuovo Cim. 102A, 1701 (1989)

A.N.Antonov, E.N.Nikolov, I.Zh.Petkov, Chr.V.Christov, P.E.Hodgson

Natural Orbitals and Occupation Numbers in the Coherent Density Fluctuation Model

NUCLEAR STRUCTURE ¹⁶O, ⁴⁰Ca, ⁵⁸Ni, ²⁰⁸Pb; calculated natural single particle orbital occupation numbers. Coherent density fluctuation model.

doi: 10.1007/BF02825160
Citations: PlumX Metrics

1989MA40      Nuovo Cim. 101A, 941 (1989)

L.P.Marinova, I.Zh.Petkov, M.V.Stoitsov

On the Local-Density Distributions in Nuclei

NUCLEAR STRUCTURE ¹⁶O; calculated density, charge distributions. Many particle wave functions, local scale point transformations.

NUCLEAR REACTIONS ¹⁶O(e, e), E not given; calculated form factor. Many particle wave functions, local scale point transformations.

doi: 10.1007/BF02800161
Citations: PlumX Metrics

1988AN18      Nuovo Cim. 100A, 779 (1988)

A.N.Antonov, I.S.Bonev, Chr.V.Christov, I.Zh.Petkov

Generator Coordinate Calculations of Nucleon Momentum and Density Distributions in ⁴He, ¹⁶O and ⁴⁰Ca

NUCLEAR STRUCTURE ⁴He, ¹⁶O, ⁴⁰Ca; calculated monopole state, rms radii, nucleon momentum, density distributions. Generator coordinate method.

doi: 10.1007/BF02813324
Citations: PlumX Metrics

1988DI07      Nucl.Phys. A485, 233 (1988)

S.S.Dimitrova, I.Zh.Petkov, M.V.Stoitsov

Scaling- and Antiscaling-Type Oscillations in Isoscalar and Isovector Nuclear Monopole Vibrations

NUCLEAR STRUCTURE ¹⁶O, ⁴⁰Ca, ⁹⁰Zr, ²⁰⁸Pb; calculated giant monopole resonances. Adiabatic time dependent Hartree-Fock.

doi: 10.1016/0375-9474(88)90100-5
Citations: PlumX Metrics

1987AN07      Nuovo Cim. 97A, 117 (1987)

A.N.Antonov, I.Zh.Petkov, P.E.Hodgson

Natural Orbital Calculations of Nucleon Momentum Distributions

NUCLEAR STRUCTURE ⁴⁰Ca; calculated nucleon momentum, nuclear charge distributions. ²⁰⁸Pb; calculated proton momentum distribution. Single particle potential method, natural orbital representation.

doi: 10.1007/BF02733842
Citations: PlumX Metrics

1987MA61      Z.Phys. A328, 393 (1987)

A.Malecki, A.N.Antonov, I.Zh.Petkov, P.E.Hodgson

A Study of Short-Range Correlation Effects on Nuclear Spatial and Momentum Distribution

NUCLEAR STRUCTURE ⁴He, ¹⁶O, ⁴⁰Ca; calculated weighting functions; deduced nuclear spacial, momentum distributions short-range correlations dependences.

1986AN08      Nuovo Cim. 91A, 119 (1986)

A.N.Antonov, Chr.V.Christov, I.Zh.Petkov

An Approach to Nucleon Momentum and Density Distributions in the Generator Co-ordinate Method

NUCLEAR STRUCTURE ⁴He, ¹⁶O; calculated binding energies, ground, monopole state rms radii.

doi: 10.1007/BF02813475
Citations: PlumX Metrics

1986AN34      Nuovo Cim. 94A, 68 (1986)

A.N.Antonov, I.Zh.Petkov

General Functional Relation between Nucleon Momentum and Density Distributions in Nuclei

NUCLEAR STRUCTURE ¹⁶O, ⁴⁰Ca; calculated proton, neutron separation energies. Hohenberg-Kohn theorem.

doi: 10.1007/BF02894806
Citations: PlumX Metrics

1986AN35      Bulg.J.Phys. 13, 110 (1986)

A.N.Antonov, I.Zh.Petkov, P.E.Hodgson

Nucleon Momentum Distributions in the Coherent Fluctuation Model

NUCLEAR STRUCTURE ⁴He, ¹⁶O, ⁴⁰Ca, ¹²C, ⁹⁰Zr; calculated nucleon momentum distributions. Coherent fluctuation model.

1986DI11      Z.Phys. A325, 15 (1986)

S.S.Dimitrova, I.Zh.Petkov, M.V.Stoitsov

A Rigorous Energy Density Functional Approach

NUCLEAR STRUCTURE ¹⁶O, ^40,48Ca, ⁹⁰Zr, ²⁰⁸Pb, ⁵⁶Ni; calculated density distributions, radii, binding energies. Hartree-Fock method, symmetrized Fermi-type, energy density and expectation value methods.

1986ST13      Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 2071 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.10, 197 (1986)

M.V.Stoitsov, I.Zh.Petkov, S.S.Dimitrova

Microscopic Calculations of Energies and Transition Probabilities for Giant Monopole Resonances of Nuclei

NUCLEAR STRUCTURE ⁴He, ¹²C, ¹⁶O, ²⁸Si, ³²S, ^40,48Ca, ⁵⁶Ni, ⁹⁰Zr, ¹³²Cs, ²⁰⁸Pb; calculated levels, B(λ).

1985AN05      Z.Phys. A320, 683 (1985)

A.N.Antonov, Chr.V.Christov, I.Zh.Petkov

Zero-Motion Flucton Correlations in High-Energy Proton Elastic Scattering on ⁴⁰Ca

NUCLEAR REACTIONS ⁴⁰Ca(p, p), E=1.04 GeV; analyzed σ(θ). Coherent density fluctuation model.

doi: 10.1007/BF01411871
Citations: PlumX Metrics

1985AN10      Nuovo Cim. 86A, 23 (1985)

A.N.Antonov, V.A.Nikolaev, I.Zh.Petkov

Extreme Breathing Excitations of Atomic Nuclei

NUCLEAR STRUCTURE ¹²C, ¹⁶O, ²⁴Mg, ²⁸Si, ³²S, ^40,48Ca, ⁵⁶Fe, ⁶⁶Zn, ¹¹⁶Sn, ¹⁴⁰Ce, ²⁰⁸Pb, ²³⁵U; calculated levels, energies per nucleon. ⁴⁰Ca; calculated weight functions, nucleon density distribution. Coherent density fluctuation model.

doi: 10.1007/BF02905807
Citations: PlumX Metrics

1983AN03      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 134 (1983)

A.N.Antonov, V.A.Nikolaev, I.Zh.Petkov

Dependence of Fundamental Nuclear Characteristics and Nuclear Reaction Cross Sections on Nucleon Density Distribution

NUCLEAR REACTIONS ⁴⁰Ca(p, p), E=1 GeV; ⁴⁰Ca(e, e), E=750 MeV; ⁴⁰Ca(α, α), E=1.37 GeV; ⁵⁸Ni(¹²C, ¹²C), E=124.5 MeV; calculated σ(θ). ¹²C, ¹⁶O(e, e), E not given; calculated form factors. Glauber, coherent density fluctuation models.

1983AN27      Blug.J.Phys. 10, 590 (1983)

A.N.Antonov, V.A.Nikolaev, I.Zh.Petkov, P.E.Hodgson

The Nucleon Momentum Distributions of ³⁹K, ⁴⁰Ca and ⁴⁸Ca

NUCLEAR REACTIONS ⁴⁰Ca(e, e'), E=500 MeV; calculated σ(θ, E(e')). Flucton model.

NUCLEAR STRUCTURE ³⁹K, ^40,48Ca; calculated proton momentum distribution. Model independent charge distributions.

1982AN04      Z.Phys. A304, 239 (1982)

A.N.Antonov, V.A.Nikolaev, I.Zh.Petkov

Spectral Functions and Hole Nuclear States

NUCLEAR STRUCTURE ⁵⁸Ni, ⁴⁰Ca, ²⁸Si; calculated hole-state spectral functions. Coherent fluctuation model.

doi: 10.1007/BF01414499
Citations: PlumX Metrics

1971KA34      Acta Phys.Pol. B2, 371 (1971)

B.N.Kalinkin, I.Z.Petkov

Reaction of Complete Fusion of Nuclei

NUCLEAR REACTIONS ⁵⁸Ni(¹⁶O, X), ¹⁹⁷Au(¹²C, X), ²³⁸U(¹²C, X), E not given; calculated compound-nucleus formation, fusion σ.

1969LU08      Yadern.Fiz. 9, 349 (1969); Soviet J.Nucl.Phys. 9, 204 (1969)

V.K.Lukyanov, I.Z.Petkov, Y.S.Pol

Elastic Scattering of Electrons by Nuclei with Arbitrary Charge Density Distribution

NUCLEAR REACTIONS ^40,48Ca(e, e), E=750 MeV; ⁵⁸Ni(e, e), E=160, 250, 750 MeV; calculated σ(θ), σ(E;θ).