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NSR database version of May 3, 2024.

Search: Author = J.Piperova

Found 14 matches.

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2001LA27      Eur.Phys.J. A 12, 155 (2001)

H.Laftchiev, D.Samsoen, P.Quentin, J.Piperova

Hartree-Fock-Bogoliubov Calculations of the Rotational Band of the Very Heavy ²⁵⁴No Nucleus

NUCLEAR STRUCTURE ²⁵⁴No; calculated rotational band moment of inertia, single-particle Routhians, deformation. Hartree-Fock-Bogoliubov approach.

doi: 10.1007/s100500170023
Citations: PlumX Metrics

2000LA24      Phys.Rev. C61, 064614 (2000)

A.B.Larionov, J.Piperova, M.Colonna, M.Di Toro

Strongly Damped Nuclear Collisions: Zero or first sound ?

NUCLEAR REACTIONS ²³⁸U(⁶⁴Ni, X), E=6-21 MeV/nucleon; calculated time evolution of collective quadrupole moment, energy dependence of damping rate; deduced zero-to-first sound transition. Microscopic transport model.

doi: 10.1103/PhysRevC.61.064614
Citations: PlumX Metrics

1999PI05      Nucl.Phys. A652, 142 (1999)

J.Piperova, D.Samsoen, P.Quentin, K.Bencheikh, J.Bartel, J.Meyer

Bulk Properties of Rotating Nuclei and the Validity of Liquid Drop Model at Finite Angular Momenta

NUCLEAR STRUCTURE Z=20-98; calculated Routhians; deduced liquid-drop model parameters vs spin. ⁹⁰Zr, ¹⁵⁰Sm, ²⁰⁸Pb, ²⁴⁰Pu; calculated proton distribution radii, Coulomb energies. ²³⁶U; calculated fissility parameter vs spin.

doi: 10.1016/S0375-9474(99)00159-1
Citations: PlumX Metrics

1996BA49      Acta Phys.Pol. B27, 133 (1996)

J.Bartel, K.Bencheikh, E.Chabanat, J.Meyer, I.Mikhailov, J.Piperova, P.Quentin, D.Samsoen

Extended Thomas-Fermi Description of Rotating Nuclei

1994BA22      Nucl.Phys. A571, 413 (1994)

E.B.Balbutsev, J.Piperova, M.Durand, I.V.Molodtsova, A.V.Unzhakova

Giant Dipole Resonance and Other 1^- Excitations

NUCLEAR STRUCTURE ⁴⁰Ca, ²⁰⁸Pb; calculated 1^- level energies. Wigner distribution function moments method.

doi: 10.1016/0375-9474(94)90219-4
Citations: PlumX Metrics

1994BA38      Yad.Fiz. 57, No 5, 741 (1994); Phys.Atomic Nuclei 57, 792 (1994)

E.B.Balbutsev, M.Duran, I.V.Molodtsova, I.Piperova, A.V.Unzhakova

Description of Collective 1^- Excitations with the Use of the Skyrme Forces

NUCLEAR STRUCTURE ²⁰⁸Pb, ⁴⁰Ca; calculated 1^- levels. Wigner function moment method, collective excitations, Skyrme forces.

1994MI12      Nucl.Phys. A574, 593 (1994)

I.N.Mikhailov, E.Kh.Yuldashbaeva, J.Piperova, J.Libert

Towards a New Model of Nuclear Fusion

NUCLEAR REACTIONS ¹⁶O(¹⁶O, X), ⁴⁰Ca(⁴⁰Ca, X), ⁵⁸Ni(⁵⁸Ni, X), ⁹⁰Zr(⁹⁰Zr, X), ²⁰⁸Pb(²⁰⁸Pb, X), E not given; calculated diabatic, adiabatic colliding pair properties. Generalized virial theorems.

doi: 10.1016/0375-9474(94)90246-1
Citations: PlumX Metrics

1994MI13      Nucl.Phys. A575, 269 (1994)

I.N.Mikhailov, J.Piperova, M.Di Toro, A.Smerzi

Damping of Nuclear Collective Motions within the Method of Phase-Space Moments of the Wigner Distribution Function

NUCLEAR STRUCTURE ²⁰⁸Pb; calculated monopole resonances, Γ. Wigner function phase-space moments, semi-classical method of equations of motion.

doi: 10.1016/0375-9474(94)90189-9
Citations: PlumX Metrics

1991BA25      Yad.Fiz. 53, 670 (1991); Sov.J.Nucl.Phys. 53, 419 (1991)

E.B.Balbutsev, I.V.Molodtsova, I.Piperova

Collective 3^- and 2^- Excitations with Skyrme Forces

NUCLEAR STRUCTURE A ≈ 20-240; analyzed data; deduced isoscalar giant octupole resonance, sum rule. ⁴⁰Ca, ⁵⁸Ni; calculated collective 3^- states. ²⁰Ne, ²⁸Si, ^40,42,44,48Ca, ⁹⁰Zr, ¹⁴⁰Ce, ²⁰⁸Pb; calculated 2^- level energy centroids, B(M2). Moments method, Skyrme forces.

1989BA71      Yad.Fiz. 50, 961 (1989)

E.B.Balbutsev, J.Piperova

Collective 0⁺, 1⁺, and 2⁺ Excitations in Rotating Nuclei

NUCLEAR STRUCTURE A ≈ 50-220; analyzed level systematics. ¹⁵⁴Er; calculated level, B(λ). Collective excitation, rotating nuclei, Skyrme-type interaction.

1988BA80      Izv.Akad.Nauk SSSR, Ser.Fiz. 52, 2132 (1988); Bull.Acad.Sci.USSR, Phys.Ser. 52, No.11, 52 (1988)

E.B.Balbutsev, I.Piperova

Dynamics of Integral Characteristics of Atomic Nuclei

NUCLEAR STRUCTURE ²⁰Ne, ²⁸Si, ^40,48Ca, ⁹⁰Zr, ¹⁴⁰Ce, ²⁰⁸Pb; calculated multipole resonance energies, B(λ). A ≈ 40-220; calculated multipole resonance energies.

1976KA31      Yad.Fiz. 24, 888 (1976); Sov.J.Nucl.Phys. 24, 464 (1976)

D.Karadzhov, I.N.Mikhailov, E.Nadzhakov, J.Piperova

Investigation of the Angular-Momentum Dependence of the Collective Parameters for Even-Even Deformed Nuclei

NUCLEAR STRUCTURE ^152,154Sm, ^154,156,158Gd, ^{162,164,166,168}Er; analyzed matrix elements between rotational states.

1975KA35      Yad.Fiz. 21, 964 (1975); Sov.J.Nucl.Phys. 21, 495 (1976)

D.Karadzhov, I.N.Mikhailov, I.Piperova

Microscopic Description of the Change of the Collective Parameters of Even-Even Nuclei by Rotation

NUCLEAR STRUCTURE ^152,154Sm, ^154,156Gd, ¹⁶⁶Er, ^{168,170,172,174,176}Yb; calculated rotational band parameters. Microscopic model.

1973KA33      Phys.Lett. 46B, 163 (1973)

D.Karadjov, I.N.Mikhailov, J.Piperova

On the Determination of the Axial and Non-Axial Deformability of Rotating Heavy Nuclei

NUCLEAR STRUCTURE ^152,154Sm, ¹⁵⁸Er; calculated changes induced by rotation in the nuclear shape-parameters.

doi: 10.1016/0370-2693(73)90672-2
Citations: PlumX Metrics