Properties of the ground state rotational bands in 169Tm and 171Tm

1968 ◽  
Vol 119 (2) ◽  
pp. 417-434 ◽  
Author(s):  
E.N. Kaufmann ◽  
J.D. Bowman ◽  
S.K. Bhattacherjee
2011 ◽  
Vol 20 (02) ◽  
pp. 474-481 ◽  
Author(s):  
A.B. HAYES ◽  
D. CLINE ◽  
C. Y. WU ◽  
A.M. HURST ◽  
M.P. CARPENTER ◽  
...  

A 985 MeV 178 Hf beam was Coulomb excited by a 208 Pb target at the ATLAS accelerator of Argonne National Laboratory. Gammasphere and the CHICO particle detector recorded particle-γ coincidence data. The aim was to populate and determine the mechanism of previously observed Coulomb excitation of the Kπ = 6+ (t1/2 = 77 ns ), 8- (4 s ) and 16+ (31 y ) isomer bands. New rotational bands were identified including an aligned band which appears to mix with the ground-state band (GSB) and the γ-vibrational band above ~ 12 ħ of angular momentum. Newly observed γ-decay transitions into the three isomer bands may elucidate the K-mixing which allows Coulomb excitation of these isomer bands, but direct decays from the GSB into the 16+ isomer band have not yet been confirmed.


1972 ◽  
Vol 5 (8) ◽  
pp. L69-L73 ◽  
Author(s):  
A J Hartley ◽  
R Chapman ◽  
G D Dracoulis ◽  
S Flanagan ◽  
W Gelletly ◽  
...  

2015 ◽  
Vol 24 (11) ◽  
pp. 1550081 ◽  
Author(s):  
Yong-Jing Chen ◽  
Yong-Shou Chen ◽  
Zao-Chun Gao ◽  
Ya Tu

Based on existence of the octupole deformation in the intrinsic states, the experimentally observed four rotational bands in [Formula: see text]Ba have been well reproduced by the reflection asymmetric shell model (RASM) calculations. Through the analysis of the calculated RASM wave functions, the intrinsic configuration of the observed rotational bands has been assigned as the octupole deformed neutron [Formula: see text] orbit, which is just located below the [Formula: see text] shell gap. The calculated results supported the ground state octupole deformation and the purity of the simplex quantum numbers [Formula: see text] in [Formula: see text]Ba. In addition, the calculated [Formula: see text] values are in agreement with experimental data, and further support the octupole deformation in [Formula: see text]Ba.


1974 ◽  
Vol 10 (4) ◽  
pp. 161-162
Author(s):  
M. Bouten ◽  
M.-C. Bouten

1983 ◽  
Vol 314 (1) ◽  
pp. 83-88 ◽  
Author(s):  
K. Hardt ◽  
P. Sch�ler ◽  
C. G�nther ◽  
J. Recht ◽  
K. P. Blume

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