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NSR database version of May 10, 2024.

Search: Author = V.G.Guba

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1990GU11      Yad.Fiz. 51, 973 (1990); Sov.J.Nucl.Phys. 51, 622 (1990)

V.G.Guba, M.A.Nikolaev, M.G.Urin

Shell-Optical Approach to the Description of Gamow-Teller Excitations in Nuclei

NUCLEAR STRUCTURE ⁹⁰Zr, ¹²⁴Sn, ¹⁴⁰Ce, ²⁰⁸Pb, ^70,72,74,76Ge, ^{114,116,118,120,122,124}Sn, ^93,95Rb; calculated Gamow-Teller resonance strength function. Shell, optical models approach.

NUCLEAR REACTIONS ⁷¹Ga(ν, e^-), E < 13 MeV; calculated Gamow-Teller resonance strength function. Shell, optical models approach.

1990GU34      Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 891 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.5, 75 (1990)

V.G.Guba, O.A.Rumyantsev, M.G.Urin

Partial Widths for the Direct Neutron Decay of Analog Resonances

NUCLEAR STRUCTURE ^209,207Tl, ^120,118Sn, ⁹¹Y; calculated IAR isospin forbidden neutron decay, Γn.

1989GU04      Phys.Lett. 218B, 283 (1989)

V.G.Guba, M.A.Nikolaev, M.G.Urin

Gamow-Teller Giant Resonance (GTR) Configurational Splitting

NUCLEAR STRUCTURE ^70,72,74,76Ge, ^{114,116,118,120,122,124}Sn; calculated Gamow-Teller transition strength, resonance fragmentation.

doi: 10.1016/0370-2693(89)91581-5
Citations: PlumX Metrics

1989GU27      Ukr.Fiz.Zh. 34, 1646 (1989)

V.G.Guba, M.A.Nikolaev, M.G.Urin

The Gamow-Teller Resonances Relaxation Influence on β-Decay Strength Function and on Delayed-Neutron Emission Probability

RADIOACTIVITY ⁸⁰Zn, ⁸¹Ga, ⁹⁶Kr, ^93,95,97,99Rb(β^-n); calculated β-strength function, T_1/2, neutron emission probability. Shell optical model.

1988GU15      Izv.Akad.Nauk SSSR, Ser.Fiz. 52, 959 (1988); Bull.Acad.Sci.USSR, Phys.Ser. 52, No.5, 121 (1988)

V.G.Guba, M.A.Nikolaev, M.G.Urin

Basic Relaxation Parameters in Charge-Exchange Giant Spin-Flip Resonances

NUCLEAR STRUCTURE ²⁰⁸Pb, ¹¹⁸Sn; calculated giant resonance parameters.

1987GU12      Phys.Lett. 192B, 17 (1987)

V.G.Guba, O.A.Rumyantsev, M.G.Urin

Partial E1-Radiation Widths of Isobaric Analog Resonances

NUCLEAR STRUCTURE ⁴⁹Sc, ⁸⁹Y, ¹⁴¹Pr, ²⁰⁷Pb, ²⁰⁹Bi, ¹³⁹La; calculated IAR dipole widths Γγ(E1), effective charges. Shell optical model.

doi: 10.1016/0370-2693(87)91133-6
Citations: PlumX Metrics

1987VY01      Izv.Akad.Nauk SSSR, Ser.Fiz. 51, 922 (1987); Bull.Acad.Sci.USSR, Phys.Ser. 51, No.5, 84 (1987)

O.N.Vyazankin, V.G.Guba, M.G.Urin

Mixing of Isospin in Medium-Weight Nuclei

NUCLEAR STRUCTURE ⁴⁸Ca, ⁹⁰Zr, ¹²⁴Sn, ¹³⁸Ba, ¹⁴⁰Ce, ²⁰⁸Pb; calculated isospin mixing intensities.

1986GU14      Phys.Rev. C34, 1488 (1986)

V.G.Guba, M.A.Nikolaev, M.G.Urin

Main Parameters of Charge-Exchange Resonance Relaxation within the Model of Interacting and Independently Damping Quasiparticles

NUCLEAR STRUCTURE ⁹⁰Zr, ^118,124Sn, ¹⁴⁰Ce, ²⁰⁸Pb; calculated Gamow-Teller resonances, Γ, Γp. Interacting, independently damping quasiparticles.

doi: 10.1103/PhysRevC.34.1488
Citations: PlumX Metrics

1986GU16      Nucl.Phys. A460, 222 (1986)

V.G.Guba, M.G.Urin

Shell-Optical Approach to Interpretation of the Main Relaxation Parameters of Analog Resonances in Medium and Heavy Nuclei

NUCLEAR REACTIONS ^207,208Pb, ⁹⁰Zr, ⁴⁸Ca, ¹⁴⁰Ce, ¹³⁸Ba(p, p), (p, p'), E=7.08-18.83 MeV; calculated IAR relaxation parameters, width vs parameters; deduced channel coupling effects. Shell, optical models.

doi: 10.1016/0375-9474(86)90125-9
Citations: PlumX Metrics

1984GU24      Izv.Akad.Nauk SSSR, Ser.Fiz. 48, 1986 (1984)

V.G.Guba, O.A.Rumyantsev, M.G.Urin

Partial E1-Radiation Widths of IAR

NUCLEAR STRUCTURE ⁴⁹Sc, ⁸⁹Y, ¹⁴¹Pr, ²⁰⁷Pb, ²⁰⁹Bi, ¹³⁹La; calculated IAR E1 transition Γγ.

1984GU26      Izv.Akad.Nauk SSSR, Ser.Fiz. 48, 2045 (1984)

V.G.Guba, M.A.Nikolaev, M.G.Urin

On Relaxed Charge-Exchange Spin-Dipole Giant Resonances

NUCLEAR STRUCTURE ⁹⁰Zr, ¹²⁴Sn, ¹⁴⁰Ce, ²⁰⁸Pb; calculated Gamow-Teller, spin-dipole resonance strength function distributions.

1983GU19      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 2183 (1983)

V.G.Guba, M.G.Urin

Estimate of Proton Channel Coupling in the Optical-Shell Description of Spreading Widths of IAR

NUCLEAR REACTIONS ²⁰⁷Pb, ¹⁴⁰Ce, ¹³⁸Ba, ⁹⁰Zr(p, p), E=resonance; calculated IAR spreading width parameter dependence. Proton channel coupling, Green's function approach.

1983GU21      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 1006 (1983); Bull.Acad.Sci.USSR, Phys.Ser. 47, 179 (1983)

V.G.Guba, M.G.Urin

Considertion of the Coupling between Proton Channels in the Optical-Shell Description of the Partial Proton Widths of Isobar Analog Resonances

NUCLEAR REACTIONS ^207,208Pb, ¹⁴⁰Ce, ¹³⁸Ba, ⁹⁰Zr(p, p), E ≈ resonances; calculated IAR partial widths. Integral equation approach, effective Coulomb field, multi-particle configuration coupling.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF0324.

1981GU15      Izv.Akad.Nauk SSSR, Ser.Fiz. 45, 2093 (1981)

V.G.Guba, M.G.Urin

Problem of Effective Charge in the Theory of Valence Mechanism of E1-Photoabsorption

NUCLEAR REACTIONS ⁵²Cr, ⁹⁰Zr(n, γ), E not given; calculated E1 γ-strength function. Valence model, effective charge.

1976GU19      Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 2174 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.10, 126 (1976)

V.G.Guba, M.G.Urin

Force Functions of the Resonances of a Compound Nucleus for Partial E1-Transitions

NUCLEAR STRUCTURE ⁵³Cr, ⁵⁷Fe, ⁹¹Zr, ¹¹⁵Sn, ^135,137Ba, ²⁰⁷Pb; calculated one-particle E1 radiative force functions.

1975GU12      Yad.Fiz. 21, 546 (1975); Sov.J.Nucl.Phys. 21, 284 (1975)

V.G.Guba, M.G.Urin

Singularities of Quasielastic pn Scattering on Odd Nuclei

NUCLEAR REACTIONS ^{46,47,48,49,50}Ti(p, n); calculated σ.

1975GU14      Pisma Zh.Eksp.Teor.Fiz. 21, 386 (1975); JETP Lett.(USSR) 21, 176 (1975)

V.G.Guba, D.F.Zaretskii, M.G.Urin

Direct Neutron Decay of Isobaric Analog Resonances

NUCLEAR REACTIONS ⁹⁰Zr, ²⁰⁸Pb(n, n); calculated IAR neutron width.