Exotic ideas on mixed proton-neutron symmetry and their manifestation in heavy nuclei

International Symposium on Exotic Nuclear Structure From Nucleons 2012

Pietralla, N.^1 ; Bauer, C.^1 ; Leske, J.^1,3 ; Möller, O.^1 ; Möller, T.^1 ; Von Neumann-Cosel, P.^1 ; Rainovski, G.^2 ; Scheikh-Obeid, A.^1 ; Walz, C.^1

Institut für Kernphysik, Technische Universität Darmstadt, 64289 Darmstadt, Germany^1

Faculty of Physics, St. Kliment Ohridski University of Sofia, 1164 Sofia, Bulgaria^2

Helmut Fischer Gmbh, Sindelfingen, Germany^3

关键词: Excitation mode;    Experimental research;    Fundamental building blocks;    Heavy nucleus;    Mass regions;    Nuclear structure;    Phonon excitations;    Quadrupoles;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/445/1/012030/pdf
DOI  :  10.1088/1742-6596/445/1/012030

来源: IOP

【 摘 要 】

The one-quadrupole phonon excitation of mixed symmetry, the 21,ms+state, is a fundamental building block of nuclear structure. This article gives a summary of our recent experimental research on this excitation mode in the A = 90 and A = 130 mass regions.