PPT Slide

38 NaI PET for g-rays

S800

magnetic

spectrograph

Position sensitive

charged particle

detector

dispersion matched

12Be at 78 MeV/A

2 ? 103 pps

Dp/p = 0.5%

g.s. - without

gamma-rays

(by subtraction)

measures (1/2+)2

Excited state

gamma-gated

measures (1/2–)2

Shell breaking in 12Be

A. Navin et al., Phys. Rev. Lett. 85 (2000) 266