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NSR database version of May 24, 2024.

Search: Author = D.Vorkapic

Found 14 matches.

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1999KE09      Europhys.Lett. 47, 552 (1999)

A.Kelic, I.M.Itkis, I.V.Pokrovsky, E.V.Prokhorova, B.Benoit, G.Costa, L.Donadille, O.Dorvaux, E.De Goes Brennand, G.Guillaume, F.Hanappe, B.Heusch, A.Huck, M.G.Itkis, S.Jokic, N.A.Kondratev, E.M.Kozulin, Yu.Ts.Oganessian, G.Rudolf, A.Ya.Rusanov, L.Stuttge, D.Vorkapic, K.Yuasa-Nakagawa

Prefission Neutron Multiplicities and the Fission Modes of 226Th

NUCLEAR REACTIONS 208Pb(18O, X), E=78 MeV; measured neutron spectra, multiplicities, fragment mass distributions following compound nucleus fission; deduced relationship between fission modes and pre-, post-fission neutron multiplicity.

doi: 10.1209/epl/i1999-00424-4
Citations: PlumX Metrics


1997VO04      Phys.Rev. C55, 2711 (1997)

D.Vorkapic, B.Ivanisevic

Mass Resolved Angular Distribution of Fission Fragments for Near-Barrier Fusion-Fission Reactions

NUCLEAR REACTIONS 232Th(16O, F), E=92-100 MeV; analyzed fission fragment anisotropy vs fission product mass; deduced K-equilibration fission role.

doi: 10.1103/PhysRevC.55.2711
Citations: PlumX Metrics


1995VO09      Phys.Rev. C52, 1980 (1995)

D.Vorkapic, B.Ivanisevic

Anomalous Anisotropies of Fission Fragments for Sub-Barrier Fusion-Fission Reactions

NUCLEAR REACTIONS 232Th(16O, F), E=79.6, 85.7, 95 MeV; 236U(12C, F), E=62 MeV; analyzed fission fragment σ(θ); deduced preequilibrium fission inclusion need to understand anomalies.

doi: 10.1103/PhysRevC.52.1980
Citations: PlumX Metrics


1994VO06      Phys.Rev. C49, 2812 (1994)

D.Vorkapic

Neck Formation and Sub-Barrier Fusion of Heavy-Ion Systems: 64Ni + 100Mo and 80Se + 80Se

NUCLEAR REACTIONS, ICPND 100Mo(64Ni, X), E(cm)=125-145 MeV; 80Se(80Se, X), E(cm)=125-155 MeV; calculated fusion σ(E). Realistic neck formation fusion model.

doi: 10.1103/PhysRevC.49.2812
Citations: PlumX Metrics


1992DR04      Nucl.Phys. A548, 435 (1992)

E.Dragulescu, M.Ivascu, C.Petrache, D.Popescu, G.Semenescu, I.Gurgu, M.Ionescu-Bujor, A.Iordachescu, G.Pascovici, R.A.Meyer, V.Lopac, S.Brant, V.Paar, D.Vorkapic, D.Vretenar

Nuclear Structure and High-Spin States of 137Pr

NUCLEAR REACTIONS 126Te(14N, 3n), E=52-56 MeV; 122Sn(19F, 4n), E=68-76 MeV; measured Eγ, Iγ, σ(E, Eγ, θ), γγ(t), (X-ray)γ(t), γ(t). 137Pr deduced levels, J, π, δ(E2/M1), T1/2. Enriched targets. Ge(Li) detectors.

NUCLEAR STRUCTURE 137Pr; calculated levels. Interacting boson-fermion model.

doi: 10.1016/0375-9474(92)90694-F
Citations: PlumX Metrics


1991PA18      Phys.Lett. 271B, 1 (1991)

V.Paar, D.Vorkapic, K.Heyde, A.G.M.van Hees, A.A.Wolters

Broken Isospin Symmetry in the Shell Model and Chaotic Behavior

NUCLEAR STRUCTURE A=22; calculated nearest neighbor spacing distribution with, without Coulomb interaction, Δ3 statistics; deduced isospin symmetry breaking effect on quantum chaos. Realistic shell model.

doi: 10.1016/0370-2693(91)91267-Y
Citations: PlumX Metrics


1991SE08      Z.Phys. A339, 269 (1991)

H.Seyfarth, H.H.Guven, B.Kardon, W.D.Lauppe, G.Lhersonneau, K.Sistemich, S.Brant, N.Kaffrell, P.Maier-Komor, H.K.Vonach, V.Paar, D.Vorkapic, R.A.Meyer

Structure of the Triplet of Low-Lying States in 101Mo

NUCLEAR REACTIONS 100Mo(n, γ), E=thermal; measured γγ(t), γ(X-ray)(t). 100Mo(d, p), E=14 MeV; measured σ(θ). 101Mo deduced levels, J, π, δ, T1/2. Model calculations, other data input.

RADIOACTIVITY 101Nb(β-); measured γγ(t), γ(X-ray)(t). 101Mo deduced levels, J, π, T1/2, δ. Other data input. Model calculations.

doi: 10.1007/BF01284064
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22274.


1990PA10      Phys.Rev. C41, 2397 (1990)

V.Paar, D.Vorkapic

Quantum Chaos for Exact and Broken K Quantum Number in the Interacting-Boson Model

NUCLEAR STRUCTURE 164Er; calculated levels. Extended interacting boson model.

doi: 10.1103/PhysRevC.41.2397
Citations: PlumX Metrics


1990SE17      Fizika(Zagreb) 22, 183 (1990)

H.Seyfarth, H.H.Guven, B.Kardon, G.Lhersonneau, K.Sistemich, S.Brant, N.Kaffrell, P.Maier-Komor, H.K.Vonach, V.Paar, D.Vorkapic, R.A.Meyer

Structure of the Low-Lying Nuclear States of 101Mo

RADIOACTIVITY 101Nb(β-) [from fission product separation]; measured Eγ, Iγ, γγ-coin. 101Mo deduced levels, Iγ.

NUCLEAR REACTIONS 100Mo(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin. 100Mo(d, p), E=14 MeV; measured σ(θ). 101Mo deduced levels, L, J, π, spectroscopic factors.

NUCLEAR STRUCTURE 101Mo; calculated levels, γ-branching ratio, B(λ), μ, quadrupole moments. SU(6) symmetry.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22226.


1988PA17      Phys.Lett. 211B, 265 (1988)

V.Paar, D.Vorkapic, K.Heyde

Chaoticity and Intruder States for 147Gd and 115In

NUCLEAR STRUCTURE 147Gd, 115In; calculated energy spectra number variance; deduced chaoticity degree intruder state dependence.

doi: 10.1016/0370-2693(88)90900-8
Citations: PlumX Metrics


1988SE06      Z.Phys. A330, 141 (1988)

H.Seyfarth, S.Brant, P.Gottel, V.Paar, D.Vorkapic, D.Vretenar

Low-Lying States and Degree of Chaoticity of 40K in IBFFM

NUCLEAR REACTIONS 39K(n, γ), E=thermal; measured γγ(θ), Eγ, Iγ. 40K deduced levels, J, π, γ-branching ratios, δ, γ-multipolarity. Interacting boson-fermion-fermion model.


1987BR38      Fizika(Zagreb) 19, 453 (1987)

S.Brant, V.Paar, D.Vorkapic, D.Vretenar, V.Lopac, R.A.Meyer

d5/23- and s1/2d3/2g7/2-Parametrization for 101Mo in IBFM/PTQM and the Electromagnetic Properties of Anomalous Triplet

NUCLEAR STRUCTURE 101Mo; calculated levels, T1/2, Iγ ratios. Interacting boson-fermion model.


1987DR12      Rev.Roum.Phys. 32, 485 (1987)

E.Dragulescu, M.Ivascu, M.Ionescu-Bujor, A.Iordachescu, C.Petrache, D.Popescu, G.Pascovici, G.Semenescu, M.Duma, I.Gurgu, F.Baciu, R.A.Meyer, V.Paar, S.Brant, D.Vorkapic, D.Vretenar, H.Ajazaj

High-Spin Spectroscopy of Pr Nuclei

NUCLEAR REACTIONS 118,119,120,122,124Sn, 121,123Sb, 125,126,128,130Te, 136,138Ce(19F, X), (16O, X), (14N, X), E not given; measured Eγ, Iγ, γ(θ), γγ(t), X-ray(γ)(t). 133,134,135,136,137,138,139Pr deduced levels, J, π, band structure, γ-branching. In-beam γ-ray spectroscopy. Interacting boson model calculations.


1987DR14      Rev.Roum.Phys. 32, 947 (1987)

E.Dragulescu, M.Ivascu, C.Petrache, D.Popescu, G.Semenescu, M.Duma, I.Gurgu, F.Baciu, S.Brant, V.Paar, D.Vorkapic

Shape Transition in Pr Nuclei

NUCLEAR REACTIONS 118,119,120Sn(19F, xn), E=72-76 MeV; 125Te(14N, 4n), E=52-58 MeV; measured γγ(t), γ(X-ray)(t), σ(Eγ, E). 133,135Pr deduced levels, J, π.


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