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NSR database version of May 19, 2024.

Search: Author = K.Zajac

Found 21 matches.

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2008WR01      Acta Phys.Pol. B39, 513 (2008)

K.Wrzosek, M.Zielinska, T.Czosnyka, J.Choinski, K.Hadynska, J.Iwanicki, M.Kisielinski, M.Kowalczyk, J.Kownacki, P.Napiorkowski, D.Pietak, J.Srebrny, K.Zajac

New γ-Particle Detection Set-Up for Coulomb Excitation Experiments - Towards Determination of Triaxiality of 100Mo

NUCLEAR REACTIONS 100Mo(32S, 32S'), (20Ne, 20Ne'), E<Coulomb barrier; measured Eγ, Iγ, (particle)γ-coin. 32S, 20Ne; deduced matrix elements, quadrupole deformation parameters, triaxiality parameters for g.s. and first excited 0+ state. GOSIA analysis of Coulomb excitation data.

Data from this article have been entered in the XUNDL database. For more information, click here.


2006SR01      Nucl.Phys. A766, 25 (2006)

J.Srebrny, T.Czosnyka, Ch.Droste, S.G.Rohozinski, L.Prochniak, K.Zajac, K.Pomorski, D.Cline, C.Y.Wu, A.Backlin, L.Hasselgren, R.M.Diamond, D.Habs, H.J.Korner, F.S.Stephens, C.Baktash, R.P.Kostecki

Experimental and theoretical investigations of quadrupole collective degrees of freedom in 104Ru

NUCLEAR REACTIONS 104Ru(208Pb, 208Pb'), E=954 MeV; 104Ru(136Xe, 136Xe'), E=525 MeV; 104Ru(58Ni, 58Ni'), E=165, 190 MeV; measured Eγ, Iγ, (particle)γ -coin following Coulomb excitation. 104Ru deduced levels, J, π, E2 and M1 matrix elements, quadrupole collectivity. Comparison with model predictions.

doi: 10.1016/j.nuclphysa.2005.11.013
Citations: PlumX Metrics

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2006WR01      Int.J.Mod.Phys. E15, 374 (2006)

K.Wrzosek, M.Zielinska, J.Choinski, T.Czosnyka, Y.Hatsukawa, J.Iwanicki, J.Katakura, M.Kisielinski, M.Koizumi, M.Kowalczyk, H.Kusakari, M.Matsuda, T.Morikawa, P.Napiorkowski, A.Osa, M.Oshima, L.Reissig, T.Shizuma, J.Srebrny, M.Sugawara, Y.Toh, Y.Utsuno, K.Zajac

Search for shape coexistence in even-even stable molybdenum isotopes using Coulomb excitation method

NUCLEAR REACTIONS 96,98,100Mo(20Ne, 20Ne'), E=50 MeV; 96,98,100Mo(40Ar, 40Ar'), E=90 MeV; 96Mo(84Kr, 84Kr'), E=225 MeV; 96Mo(136Xe, 136Xe'), E=614 MeV; Pb(96Mo, 96Mo'), E=424 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. 96,98,100Mo deduced levels, J, π, quadrupole moments, shape coexistence features.

doi: 10.1142/S0218301306004235
Citations: PlumX Metrics


2006ZA02      Int.J.Mod.Phys. E15, 515 (2006)

K.Zajac

Beta decay modes and the structure of A = 96, A = 98 and A = 100 nuclei

NUCLEAR STRUCTURE 96,98,100Tc, 96,98,100Mo, 96,98,100Ru; calculated Gamow-Teller transition matrix elements.

doi: 10.1142/S0218301306004466
Citations: PlumX Metrics


2005WR01      Int.J.Mod.Phys. E14, 359 (2005)

K.Wrzosek, M.Zielinska, J.Choinski, T.Czosnyka, J.Iwanicki, M.Kisielinski, M.Kowalczyk, P.Napiorkowski, L.Reissig, J.Srebrny, I.Ushakov, K.Zajac

Search for shape coexistence in 100Mo using Coulomb excitation

NUCLEAR REACTIONS 100Mo(40Ar, 40Ar'), E=90 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. 100Mo deduced levels, J, π.

doi: 10.1142/S0218301305003120
Citations: PlumX Metrics


2005ZI02      Acta Phys.Pol. B36, 1289 (2005)

M.Zielinska, T.Czosnyka, K.Wrzosek, J.Choinski, Y.Hatsukawa, J.Iwanicki, M.Koizumi, H.Kusakari, M.Matsuda, T.Morikawa, P.J.Napiorkowski, A.Osa, M.Oshima, T.Shizuma, J.Srebrny, M.Sugawara, K.Zajac

Shape coexistence in even-even Mo isotopes studied via Coulomb excitation

NUCLEAR REACTIONS 96Mo(20Ne, 20Ne'), (40Ar, 40Ar'), E=2.5 MeV/nucleon; Pb(96Mo, 96Mo'), E=424 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. 96Mo deduced transitions.


2004DR10      Eur.Phys.J. A 22, 179 (2004)

Ch.Droste, S.G.Rohozinski, L.Prochniak, K.Zajac, W.Urban, J.Srebrny, T.Morek

Description of 111Ru within the Core-Quasiparticle Coupling model

NUCLEAR STRUCTURE 111Ru; calculated levels, J, π, configurations. Core-quasiparticle coupling model, comparison with data.

doi: 10.1140/epja/i2004-10041-9
Citations: PlumX Metrics


2004ZA02      Int.J.Mod.Phys. E13, 103 (2004)

K.Zajac

The isoscalar coupling scheme in nuclear collective excitations

NUCLEAR STRUCTURE 96Nb, 96,100Mo, 96,100Tc, 96,100Ru, 96,100Rh, 100Pd; calculated levels, J, π, neutron-proton pairing effects.

doi: 10.1142/S0218301304001795
Citations: PlumX Metrics


2003ZA13      Acta Phys.Pol. B34, 2241 (2003)

K.Zajac

98Mo and the neutron-proton mode in collective pairing vibrations

NUCLEAR STRUCTURE 98Mo; calculated levels, J, π, B(E2), collective features; deduced role of proton-neutron pairing vibrations. 98Nb, 98Tc, 98Ru, 98Rh; calculated level energies. Microscopic collective Bohr Hamiltonian, comparisons with data.


2003ZA14      Acta Phys.Pol. B34, 1789 (2003)

K.Zajac, L.Prochniak, K.Pomorski, S.G.Rohozinski, J.Srebrny

Collective quadrupole excitations of transactinide nuclei

NUCLEAR STRUCTURE Z=92-102; calculated even-even isotopes binding energies, transitions B(E2), level energies, related features. Modified Bohr Hamiltonian, comparison with data.


2002PR01      Acta Phys.Pol. B33, 405 (2002)

L.Prochniak, K.Zajac, K.Pomorski, S.G.Rohozinski, J.Srebrny

Collective Quadrupole Excitations in Transuranic Nuclei

NUCLEAR STRUCTURE 240,242,244,246,248,250,252Pu, 242,244,246,248,250,252,254Cm, 252,254,256Cf, 246,248,250,252,254,256,258Fm, 248,250,252,254,256,258,260No; calculated band-head energies for ground-state and vibrational bands. 250Cf; calculated excited states energies vs spin. 242,244,246,248,250,252,254Cm; calculated transitions B(E2). 254No; calculated superdeformed band features.


2001RO22      Yad.Fiz. 64, No 6, 1081 (2001); Phys.Atomic Nuclei 64, 1005 (2001)

S.G.Rohozinski, K.Pomorski, L.Prochniak, K.Zajac, Ch.Droste, J.Srebrny

Collective States of Transitional Nuclei

NUCLEAR STRUCTURE 104Ru; calculated levels, J, π, transitions B(E2). Quadrupole-plus-pairing collective model.

doi: 10.1134/1.1383606
Citations: PlumX Metrics


2001ZA03      Acta Phys.Pol. B32, 681 (2001)

K.Zajac, L.Prochniak, K.Pomorski, S.G.Rohozinski, J.Srebrny

Collective Quadrupole Excited States in Actinide and Transuranic Nuclei

NUCLEAR STRUCTURE 248,250,252,254,256Fm, 252,254,256,258No; calculated ground-state band level energies. 254No, 256Fm; calculated transitions B(E2). Microscopic collective Bohr Hamiltonian.


2000PO19      Phys.Scr. T88, 111 (2000)

K.Pomorski, L.Prochniak, K.Zajac, S.G.Rohozinski, J.Srebrny

Collective Quadrupole Excitations in Transitional Nuclei

NUCLEAR STRUCTURE Ru, Pd, Te, Ba, Nd; calculated low-lying collective excitations level energies. Generalized Bohr Hamiltonian.

doi: 10.1238/Physica.Topical.088a00111
Citations: PlumX Metrics


2000ZA05      Acta Phys.Pol. B31, 459 (2000)

K.Zajac, L.Prochniak, K.Pomorski, S.G.Rohozinski, J.Srebrny

The Quadrupole and Pairing Vibrations in Rare-Earth Nuclei

NUCLEAR STRUCTURE 148,150,152,154,156,158,160,162Gd, 152,154,156,158,160,162,164,166Er; calculated levels, J, π; deduced role of quadrupole and pairing vibrations. Microscopic approach, general collective Bohr Hamiltonian.


1999PR03      Nucl.Phys. A648, 181 (1999)

L.Prochniak, K.Zajac, K.Pomorski, S.G.Rohozinski, J.Srebrny

Collective Quadrupole Excitations in the 50 < Z, N < 82 Nuclei with the General Bohr Hamiltonian

NUCLEAR STRUCTURE 132,134,136,138,140,142Sm, 128,130,132,134,136,138,140Nd, 124,126,128,130,132,134,136Ce, 122,124,126,128,130,132,134,136Ba, 118,120,122,124,126,128,130,132Xe, 116,118,120,122,124,126,128,130Te, 114,116,118,120Ba; calculated levels, J, π, B(E2), quadrupole, dipole moments, collective excitations; deduced pairing vibration effects. General Bohr Hamiltonian, cranking model, Strutinsky method, particle number projection.

doi: 10.1016/S0375-9474(99)00023-8
Citations: PlumX Metrics


1999ZA10      Nucl.Phys. A653, 71 (1999)

K.Zajac, L.Prochniak, K.Pomorski, S.G.Rohozinski, J.Srebrny

The Low-Lying Quadrupole Collective Excitations of Ru and Pd Isotopes

NUCLEAR STRUCTURE 104,106,108,110,112,114Ru, 106,108,110Pd; calculated levels, J, π, B(E2). General collective Bohr model, comparison with data.

doi: 10.1016/S0375-9474(99)00161-X
Citations: PlumX Metrics


1996PR07      Acta Phys.Pol. B27, 487 (1996)

L.Prochniak, K.Zajac

Microscopic Bohr Hamiltonian Calculations for Ba Isotopes

NUCLEAR STRUCTURE 122,124,126,128,130,132,134,136Ba; calculated levels, electromagnetic transitions. New method of solving general Bohr Hamiltonian.


1994GO22      Acta Phys.Pol. B25, 665 (1994)

A.Gozdz, A.Staszczak, K.Zajac

The Pseudo-SU(3) Symmetry Scheme for Deformed Single-Particle Levels

NUCLEAR STRUCTURE N=82-126; calculated Nilsson neutron single particle levels. Pseudo-SU(3) symmetry scheme.


1988TR02      J.Phys.(London) G14, 869 (1988)

M.Trajdos, K.Zajac

The Interacting Boson Scheme for Light Nuclei

NUCLEAR STRUCTURE 6He, 6Li, 6Be, 18O, 18F, 18Ne, 50,42Ca, 50,42Sc, 50,42Ti, 58Ni, 58Cu, 58Zn, 134Sn, 134Sb, 134Te, 210Pb, 210Bi, 210Po; calculated nucleon pair correlation energy. Interacting boson scheme.

doi: 10.1088/0305-4616/14/7/007
Citations: PlumX Metrics


1986ZA11      Acta Phys.Pol. B17, 1109 (1986)

K.Zajac, S.Szpikowski

The New Diagonalization Procedure in the Interacting Boson Model and Its Application

NUCLEAR STRUCTURE 118,120,122,124,126,128,130Xe, 150,152,154,156,158,160Gd; calculated B(E2). Interacting boson model.


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