Appendix A3: 235 U-Fueled and Pb-Zoned ADS Core
311
Fig. A3.9 (continued)
(d) Case F6
0
10
20
30
40
50
0
5.0
10.0
15.0
20.0
Distance from location of Pb-Bi target [cm]
Normalized reaction rate [Arbitrary units]
Reflector
region
HEU-PE
region
HEU-Pb
region
References
1. Pyeon CH and Yamanaka M (2018) Experimental benchmarks of neutron characteristics on
uranium-lead zoned core in accelerator-driven system at Kyoto University Critical Assembly.
KURNS-EKR-001
2. Yamanaka M, Pyeon CH, Endo T et al (2020) Experimental analyses of β eff / in acceleratordriven system at Kyoto University Critical Assembly. J Nucl Sci Technol 57:205
3. Aizawa N, Yamanaka M, Iwasaki T et al (2019) Effect of neutron spectrum on subcritical
multiplication factor in accelerator-driven system. Prog Nucl Energy 116:158