aims: measure b(e2) value (systematics) for 0 + → 2 + 1 and 2 + 1 → 2 + 2
DESCRIPTION
Aims: Measure B(E2) value (systematics) for 0 + → 2 + 1 and 2 + 1 → 2 + 2 from the valence maximum ( 170 66 Dy 104 ) to the triaxial ‘favoured number at N=116’ Specific cases: B(E2:0 + → 2 + ) 164,166,168,170 Dy (E g ~ 80 keV) B(E2:0 + →2 + ) 176,178,180 Yb (E g ~80 keV) - PowerPoint PPT PresentationTRANSCRIPT
Aims:Measure B(E2) value (systematics) for 0+ →2+
1 and 2+1 →2+
2
from the valence maximum (17066Dy104)
to the triaxial ‘favoured number at N=116’
Specific cases:
B(E2:0+ →2+) 164,166,168,170Dy (E ~ 80 keV)B(E2:0+ →2+) 176,178,180Yb (E ~80 keV)B(E2: 0+ →2+
1) 186,188,190,192W (E =100,144,207,218 keV)B(E2: 0+ →2+
1) 192,194,196Os (E =206, 219, 300 keV)
The current ‘state of the art’
Fast RISING with CATE
(to be replaced withAGATA D + LYCCA)
152Sm primary beam (750 MeV/A)Coulex on a 0.4 g/cm2 197Au target:
Dy using a 176Yb primary beamYb using a 186W primary beamW using a 197Au or 198Pt beamOs using a 197Au or 198Pt beam