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NSR database version of April 27, 2024.

Search: Author = S.De Baerdemacker

Found 14 matches.

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2012DE25      Phys.Rev. C 86, 044332 (2012)

S.De Baerdemacker

Richardson-Gaudin integrability in the contraction limit of the quasispin

doi: 10.1103/PhysRevC.86.044332
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2012DE29      J.Phys.:Conf.Ser. 366, 012010 (2012)

S.De Baerdemacker

Richardson-Gaudin description of pairing in atomic nuclei

NUCLEAR STRUCTURE ⁵⁶Fe; calculated levels, neutron pairing using multiphonon states of TDA (Tamm-Dancoff Approximations) with Richardson-Gaudin (RG) equations; deduced RG variables values.

doi: 10.1088/1742-6596/366/1/012010
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2009DE11      Phys.Rev. C 79, 034305 (2009)

S.De Baerdemacker, K.Heyde, V.Hellemans

Spectral properties of a tractable collective Hamiltonian

doi: 10.1103/PhysRevC.79.034305
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2009HE04      Nucl.Phys. A819, 11 (2009)

V.Hellemans, P.Van Isacker, S.De Baerdemacker, K.Heyde

Criticality in the configuration-mixed interacting boson model:(2) Q^{^}(x1)Q^{^}(x1)-Q^{^}(x2)Q^{^}(x2) mixing

doi: 10.1016/j.nuclphysa.2009.01.002
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2008HE06      Phys.Rev. C 77, 064324 (2008)

V.Hellemans, S.De Baerdemacker, K.Heyde

Configuration mixing in the neutron-deficient ^186-196Pb isotopes

NUCLEAR STRUCTURE ^{188,190,192,194,196}Pb; calculated levels, J, π, B(E2), weights of the IBM wave function, quadrupole deformations, mixing strengths between 0p-0h, 2p-2h, 4p-4h levels. Comparison with experimental data.

doi: 10.1103/PhysRevC.77.064324
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2007HE21      Acta Phys.Pol. B38, 1599 (2007)

V.Hellemans, P.Van Isacker, S.De Baerdemacker, K.Heyde

Phase Transitions in the Configuration Mixed Interacting Boson Model: U(5)-O(6) Mixing

2007HE27      Nucl.Phys. A789, 164 (2007), Erratum Nucl.Phys. A801, 80 (2008)

V.Hellemans, P.Van Isacker, S.De Baerdemacker, K.Heyde

Criticality in the configuration-mixed interacting boson model:(1) U(5)-Q(X) Q(X) mixing

doi: 10.1016/j.nuclphysa.2007.12.003
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2006DE13      Nucl.Phys. A769, 16 (2006)

S.De Baerdemacker, L.Fortunato, V.Hellemans, K.Heyde

Solution of the Bohr Hamiltonian for a periodic potential with minimum at γ=π/6

doi: 10.1016/j.nuclphysa.2006.01.016
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2006FO09      Phys.Rev. C 74, 014310 (2006)

L.Fortunato, S.De Baerdemacker, K.Heyde

Solution of the Bohr Hamiltonian for soft triaxial nuclei

NUCLEAR STRUCTURE ^{172,174,176,178,180,184,186,188,190,192}Os; calculated band-head energies, deformation, related parameters. ^188,192Os; calculated levels, J, π. Bohr-Mottelson model, comparison with data and previous calculations.

doi: 10.1103/PhysRevC.74.014310
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2005FO02      Acta Phys.Pol. B36, 1351 (2005)

R.Fossion, V.Hellemans, S.De Baerdemacker, K.Heyde

Shape coexistence in the lead isotopes using algebraic models: description of spectroscopic and ground-state related properties

NUCLEAR STRUCTURE ^{186,188,190,192,194,196}Pb; calculated levels, J, π, two-neutron separation energies. Interacting boson model, three-configuration mixing.

2005FO16      Eur.Phys.J. A 25, Supplement 1, 439 (2005)

L.Fortunato, S.De Baerdemacker, K.Heyde

Soft triaxial rotor in the vicinity of γ = π/6 and its extensions

doi: 10.1140/epjad/i2005-06-018-0
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2005GA58      Eur.Phys.J. A 26, 221 (2005)

J.E.Garcia-Ramos, K.Heyde, R.Fossion, V.Hellemans, S.De Baerdemacker

A theoretical description of energy spectra and two-neutron separation energies for neutron-rich zirconium isotopes

NUCLEAR STRUCTURE ^{94,96,98,100,102,104}Zr; calculated level energies, B(E2), two-neutron separation energies. Interacting boson model.

doi: 10.1140/epja/i2005-10176-1
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2005HE09      Phys.Rev. C 71, 034308 (2005)

V.Hellemans, R.Fossion, S.De Baerdemacker, K.Heyde

Configuration mixing in ¹⁸⁸Pb: Band structure and electromagnetic properties

NUCLEAR STRUCTURE ¹⁸⁸Pb; calculated rotational bands level energies, J, π, B(E2), monopole transition strengths, quadrupole moments, deformation, configuration mixing features. Interacting boson model, collective rotational model, comparisons with data.

doi: 10.1103/PhysRevC.71.034308
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2004HE12      Phys.Rev. C 69, 054304 (2004)

K.Heyde, J.Jolie, R.Fossion, S.De Baerdemacker, V.Hellemans

Phase transitions versus shape coexistence

NUCLEAR STRUCTURE ¹¹⁰Ru, ¹¹⁴Cd, ¹¹⁸Te, ¹²²Ba, ^{182,184,186,188,190,192,194,196,198,200,202,204,206}Pb; analyzed levels, J, π, B(E2), phase transition and shape coexistence features.

doi: 10.1103/PhysRevC.69.054304
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