342
Appendix A4: 235 U-Fueled ADS Core in Medium-Fast Spectrum
A4.4.2 Reaction Rate Distributions
See (Figs. A4.10 and A4.11).
Fig. A4.10 Comparison
between measured 115 In(n,
γ) 116m In reaction rate
distributions normalized by
93 Nb(n, 2n) 92m Nb along
(16-17, L-A ) region shown
in Fig. A4.7 (Ref. [1])
0
10
20
30
40
50
60
70
0
100
200
300
400
500
Fuel region
Poly. region
Graphite region
2760 pcm
2520 pcm
2280 pcm
2040 pcm
Distance from location of T target [cm]
115
In(n, )
116
In /
93
Nb(n, 2n)
92m
Nb
reaction rate ratio [Arbitrary units]
γ
Fig. A4.11 Comparison
between measured 115 In(n,
γ) 116m In reaction rate
distributions normalized by
115 In(n, n ) 115m In along
(13-14, A-Q) region shown
in Fig. A4.9 (Ref. [1])
-30
-20
-10
0
10
20
30
40
0
10
20
30
40
50
60
Fuel region
Poly. region
Graphite region
Distance from location of Pb-Bi target [cm]
115
In(n, )
116
In /
115
In(n, n')
115m
In
reaction rate ratio [Arbitrary units]
2760 pcm
2520 pcm
2280 pcm
2040 pcm
γ