Nuclear Physics

Compute the resonance escape probabilities for a NH/ Nu= 1.0 mixture of 238U and hydrogen at temperatures OK and 500 C for the 6.67 ev, 21 eV, and 208 eV resonances of 238U as given in Table 8-2. TABLE 8-2: Low-Lying Resonance Data for 238 U Eo In(ev) ry(eV) "o(b) I p(ev) 1 (1-a,)E.(ev) 6.67 00152 026 2.16 X 105 1.26 055 20.90 .0087 025 3.19 X 104 1.95 174 36.80 .032 025 3.98 X 104 3.65 306 66.54 026 022 2.14 X 104 2.26 554 102.47 .070 026 1.86 X 104 3.98 850 116.85 .030 022 1.30 X 104 1.32 966 165.27 0032 018 2.41 X 103 0.98 1.37 208.46 053 .022 8.86 X 103 2.63 1.73 TABLE 8-3 The Function J (J, B) for =0.1-1.0 and B=2/ x 10-5t J ( 3 , B) *=0.1 *=0.2 * =0.3