Quadrupole moment of the8+yrast state inKr84
2006; American Institute of Physics; Volume: 74; Issue: 3 Linguagem: Inglês
10.1103/physrevc.74.034309
ISSN1538-4497
AutoresR. Schwengner, D. L. Balabanski, G. Neyens, N. Benouaret, D. Borremans, N. Coulier, M. De Rydt, G. Georgiev, S. Mallion, G. Rainovski, G. Rusev, S. Teughels, K. Vyvey,
Tópico(s)Atomic and Subatomic Physics Research
ResumoThe quadrupole moment of the ${8}^{+}$ yrast state in $^{84}\mathrm{Kr}$ was measured using the level-mixing spectroscopy technique to be $Q=$ 36(4) $e$ fm${}^{2}$. The result is compared with predictions of the shell model using common sets of effective charges. The comparison of experimental quadrupole moments with calculated values for 8${}^{+}$ states in Kr, Sr and Zr isotopes with $N=$ 48, 50 and for $9/{2}^{+}$ states in isotopes with $N=$ 47, 49 suggests a modification of the effective charges used in this region.
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