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NSR database version of May 3, 2024.

Search: Author = A.Sevrin

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1987SE15      Phys.Rev. C36, 2631 (1987)

A.Sevrin, K.Heyde, J.Jolie

Triaxiality in the Proton-Neutron Interacting Boson Model: Systematic study of perturbations in the SU(*)(3) limit

NUCLEAR STRUCTURE ^{120,124,126,128,130}Xe, ^{128,130,134,132}Ba, ¹⁹⁶Pt; calculated levels, B(E2). Proton-neutron interacting boson model, triaxiality.

doi: 10.1103/PhysRevC.36.2631
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1986VA28      Ann.Phys.(New York) 171, 253 (1986)

P.Van Isacker, K.Heyde, J.Jolie, A.Sevrin

The F-Spin Symmetric Limits of the Neutron-Proton Interacting Boson Model

NUCLEAR STRUCTURE ¹⁵⁴Sm, ^156,158Gd, ¹⁶⁴Dy, ¹⁶⁸Er, ¹⁷⁴Yb; A=148-198; calculated levels, B(λ), M1, E2, M3 excitation strengths, g systematics, dipole, quadrupole moments; deduced F-spin conditions, consequences. F-spin symmetric limits, interacting boson model.

doi: 10.1016/0003-4916(86)90002-3
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1985BO31      Phys.Rev.Lett. 55, 1661 (1985)

D.Bohle, A.Richter, K.Heyde, P.Van Isacker, J.Moreau, A.Sevrin

Study of the Mixed-Symmetry J(π) = 2⁺ States in ¹⁵⁶Gd with Inelastic Electron Scattering

NUCLEAR REACTIONS ¹⁵⁶Gd(e, e'), E=36, 42, 45 MeV; measured σ(E(e')); deduced effective neutron, boson charges. ¹⁵⁶Gd deduced levels, J, π, B(E2) strength distribution. Interacting boson model.

doi: 10.1103/PhysRevLett.55.1661
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