Fig. 17

Flux mean and flux standard deviation of fast neutron rays’ interaction with different concrete compositions (a) Dez (b) Esf (c) Gha(d) Gun (e) Kum (f) Luo (g) Mad (h) Nik (i) Say (j) Suw (k) Zey (l) Concrete_1 (m) Concrete_2 (n) Concrete_3 (o) Concrete_4 (p) Concrete_5 and (q) Concrete_6.