Experimental data on
fusion
elastic scattering
evaporation residue

Experimental data on evaporation residues

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(at least one item) 		Z1 A1   +   Z2 A2    
and/or Evaporation channel     n    p    α
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4He + 209Bi

W.J. Ramler, J. Wing, D.J. Henderson et al.,
Physical Review, 114 (1959) 154
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Comments
Beam quality: 0.18 mcA
Target: 209Bi: 50-100 mcg/cm^2, aluminum disk 0.0005 inches
Detected particles: alpha-decay of EvR
Data obtained: author's table
Argonne 60-in. cyclotron; cross-section for 3n channel include (4He,t),(4He,dn),(4He,p2n),(4He,3He); uncertainties are not given 

2n   3n   4n   All channels
 
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3n
Elab (MeV)σ (mb)+δσ-δσ
20.6 0.05 0 0
21.8 0.09 0 0
22.6 0.1 0 0
23.6 0.07 0 0
24 0.11 0 0
24.7 0.13 0 0
25.5 0.3 0 0
26.1 0.47 0 0
27.4 1.5 0 0
28.6 2.9 0 0
29.3 4.6 0 0
29.8 11 0 0
30.4 36 0 0
31 81 0 0
33 396 0 0
34.2 715 0 0
35.7 914 0 0
37.3 1116 0 0
38.6 1179 0 0
40.1 1168 0 0
41 1172 0 0
43.3 977 0 0