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NSR database version of April 27, 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
Data from this article have been entered in the XUNDL database. For more information, click here.

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 ^{240,242,244,246,248,250,252}Pu, ^{242,244,246,248,250,252,254}Cm, ^252,254,256Cf, ^{246,248,250,252,254,256,258}Fm, ^{248,250,252,254,256,258,260}No; calculated band-head energies for ground-state and vibrational bands. ²⁵⁰Cf; calculated excited states energies vs spin. ^{242,244,246,248,250,252,254}Cm; 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 ^{248,250,252,254,256}Fm, ^{252,254,256,258}No; 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 ^{148,150,152,154,156,158,160,162}Gd, ^{152,154,156,158,160,162,164,166}Er; 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 ^{132,134,136,138,140,142}Sm, ^{128,130,132,134,136,138,140}Nd, ^{124,126,128,130,132,134,136}Ce, ^{122,124,126,128,130,132,134,136}Ba, ^{118,120,122,124,126,128,130,132}Xe, ^{116,118,120,122,124,126,128,130}Te, ^{114,116,118,120}Ba; 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 ^{104,106,108,110,112,114}Ru, ^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 ^{122,124,126,128,130,132,134,136}Ba; 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 ^{118,120,122,124,126,128,130}Xe, ^{150,152,154,156,158,160}Gd; calculated B(E2). Interacting boson model.