PPT Slide

13Be produced from

18O incident on 9Be

M. Thoennessen, S. Yokoyama and P. G. Hansen

Phys. Rev. C63 (2000) 014308

Longitudinal (collinear) geometry

i.e. vcore – vn along beam direction

background - dot-dashed

d-wave,2 MeV - dashed (a,b,c)

(b,c) alternative p-wave fits

without s-wave and with p state

at (b) 50 keV and (c) 100 keV

s-wave

a = – 20 fm

(dotted)

s-wave

a = – 5 fm

(dashed)

Symmetric bumps, characteristic of

a narrow resonance at ?MeV energies