Neutron particle-hole electric dipole states in /sup 206/ /sup 207/ /sup 208/Pb. [16. 2 to 17. 8 MeV] [report]

P.A. Dickey
1979 unpublished
Inelastic proton scattering on 2 0 6~b , 2Q7pb and " ' p b throt~gh isobariq.analog resonances has been used to study neutron pastielrz-hole . A eacitarions with large groundstate g& branches in these Pb isotopes, Relative (p,pl) cross geelions at 9 0 ' +re extracted for 8kruetures < sekactively excited on the d '1/2'. and d3/2-%/2 d/ZS . resonances . Interpretation of excitations in 2B63?b and ' " ' b in terms of coupling to states in ' " p b is discussed. Branching ratios for 1states in '08pb
more » ... or 1states in '08pb at 4.84, 5.29, 5.94 and 6.31 HeTI and the 1/2+ state in 2073?b at 4 . 6 3 &V arc deduced. Nuclear Reactions: 206,207r208pb( p9p1y,); Ep = 16.2 to 17.8 MeV measured Ep, Ip, p-yo coin at 90' (lap); deduced do/dO ( 9 0°) ,
doi:10.2172/6937623 fatcat:m7jn34vgkfdwtd3juy5p2oo3sa