Fission Product Yield Data for the Transmutation of Minor Actinide ...

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[I.12] GINDLER, J.E., et al., Mass distribution in monoenergetic-neutron-induced fission of 239 Pu, Phys. Rev. C 27 (1983) 2058–2062. [I.13] FORD, G.P., A Compilation of Yields from Neutron-induced Fission of 232 Th, 235 U, 236 U, 237 Np, 238 U and 239 Pu Measured Radiochemically at Los Alamos, Rep. LA-6129, Los Alamos National Lab., NM (1976). [I.14] LAUREC, J., et al., Détermination des Rendements de Fissions Induites par un Spectre de Neutrons de Fission et des Neutrons de 14.7 MeV dans 233 U, 235 U, 238 U, 239 P, Rep. CEA-R–5147 (1981). [I.15] WINKELMANN, I., et al., Fission of 242 Pu with 15.1-MeV neutrons, Phys. Rev. C 30 (1984) 934– 940. 289
1. 290 Annex to Appendix I RECOMMENDED EVALUATED MASS DISTRIBUTION DATA FOR 238 U, 239 Pu, 242 Pu 238 U NEUTRON INDUCED FISSION 1.1. E n ª 1.5 MeV Nagy et al. (1978) [I.4] E n = 1.5 MeV Post-neutron emission chain yield Vivès et al. (2000) [I.1] E n = 1.6 MeV Pre-neutron emission mass yield Mass Yield (%) Uncertainty Mass Yield (%) Uncertainty 85.0 87.0 88.0 89.0 91.0 92.0 93.0 94.0 95.0 97.0 99.0 101.0 103.0 104.0 105.0 129.0 131.0 132.0 133.0 134.0 135.0 138.0 139.0 140.0 142.0 143.0 146.0 147.0 149.0 0.79 1.60 1.71 2.34 3.93 4.18 4.36 4.45 5.31 5.36 6.29 6.41 6.96 5.17 4.68 0.43 3.24 5.40 7.15 8.12 7.23 5.27 7.11 6.01 4.69 4.63 3.82 2.65 1.74 0.05 0.10 0.13 0.31 0.22 0.24 0.31 0.33 0.21 0.16 0.30 0.56 0.31 0.33 0.26 0.06 0.13 0.14 0.22 0.40 0.22 0.19 0.71 0.18 0.29 0.29 0.32 0.35 0.37 64 65 67 71 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 3.5522E–03 1.7761E–03 1.7761E–03 1.7761E–03 5.3283E–03 1.7761E–03 1.7761E–03 8.8805E–03 8.8805E–03 8.8805E–03 1.4209E–02 1.9537E–02 4.4403E–02 7.2820E–02 1.6873E–01 4.4580E–01 5.3106E–01 7.4952E–01 9.8219E–01 1.4262E+00 1.8134E+00 2.2148E+00 2.6464E+00 3.2059E+00 3.6108E+00 4.1330E+00 4.2982E+00 4.6321E+00 5.0033E+00 2.8418E–04 1.4209E–04 1.4209E–04 1.4209E–04 4.2627E–04 1.4209E–04 1.4209E–04 7.1044E–04 7.1044E–04 7.1044E–04 1.1367E–03 1.5630E–03 3.5522E–03 5.8256E–03 1.3498E–02 3.5664E–02 4.2484E–02 5.9961E–02 7.8575E–02 8.5573E–02 1.0880E–01 1.3289E–01 1.5878E–01 1.9235E–01 2.1665E–01 1.6532E–01 1.7193E–01 1.8528E–01 2.0013E–01
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Fission Product Yield Data for the
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AFGHANISTAN ALBANIA ALGERIA ANGOLA
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COPYRIGHT NOTICE All IAEA scientifi
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CONTRIBUTING AUTHORS Denschlag, J.-
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3.2.1. Introduction . . . . . . . .
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6. BENCHMARK EXERCISE . . . . . . .
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However, this CRP entered an entire
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‘Provisional masses’ are determ
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Three scientists were invited to pa
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8 (d) Prompt or delayed neutron emi
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[2.1.40] ITKIS, M.G., OGANESSIAN, Y
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[2.1.96] PATE, B.D., et al., Distri
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[2.1.152] JACOBS, E., et al., Produ
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16 2.2. MEASUREMENTS OF THE ENERGY
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FIG. 2.2.3. 94 Sr: best experimenta
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FIG. 2.2.15. 132 Te: best experimen
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FIG. 2.2.27. 146 Ba: best experimen
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3. EVALUATIONS 3.1. ACTINIDE NUCLEO
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3.1.2. Statistical model At least t
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J Â K=-J 2 2 2 ^ sym Krot ( U, J)
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nuclei with N > 144. However, for h
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neutron number. The observed fissio
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FIG. 3.1.6. 235 U(n,f) fission cros
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FIG. 3.1.10. 237 Np(n,f) fission cr
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from higher fission chances [3.1.43
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[3.1.48] DUSHIN, V.N., et al., Stat
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where Y S is our new standard, and
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TABLE 3.2.2. EVALUATED REFERENCE FI
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TABLE 3.2.2. EVALUATED REFERENCE FI
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TABLE 3.2.3. EVALUATED REFERENCE YI
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TABLE 3.2.3. EVALUATED REFERENCE YI
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The comparisons of our evaluated da
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TABLE 3.2.4. COMPARISON OF RECOMMEN
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TABLE 3.2.8. COMPARISON OF THE UNCE
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REFERENCES TO SECTION 3.2 [3.2.1] I
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where N C , N U are the modified an
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activities were recorded with a pro
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3.3.4. Results and discussion The r
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FIG. 3.3.10. Li Ze et al. data: com
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96 Annex 3.3.1 EVALUATED EXPERIMENT
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Li Ze et al. [3.3.8] Thierens et al
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100 Annex 3.3.3 EVALUATED DATA SET
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The range of target nuclides availa
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condensation of cross-sections by t
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(h) REFERENCE (C,80KIEV,171,1980) i
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uncertainties of the calculation. T
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4. SYSTEMATICS AND MODELS FOR THE P
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FIG. 4.1.2. 235 U total cross-secti
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FIG. 4.1.9. Total and mode separate
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4.2. SYSTEMATICS OF FISSION PRODUCT
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A - = (PA - NT)/2 (4.2.1b) 4.2.2.3.
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FIG. 4.2.4(a). 238 U + 5.5 MeV n, L
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FIG. 4.2.8(a). U238 + 300 MeV p, LS
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TABLE 4.2.1. EQUATIONS FOR SYSTEMAT
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values (points) and the derived fun
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distributions. Values of N(A) seldo
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FIG. 4.2.19. Systematic Z P paramet
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FIG. 4.2.21. Systematic Z P paramet
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FIG. 4.2.23. Nuclear charge displac
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FIG. 4.2.24. Number of protons emit
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epresenting model values and thus s
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FIG. 4.2.36. n T(A) for CF249T. FIG
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FIG. 4.2.41. U235T, line: model; po
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The FAST subroutine in the CYFP pro
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[4.2.28] BELHAFAF, D., et al., Kine
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4.3. FIVE GAUSSIAN SYSTEMATICS FOR
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Derived from measured data Fitted r
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FIG. 4.3.7. Mass distribution of 23
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FFIG. 4.3.12. Mass distribution of
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4.4. PHENOMENOLOGICAL MODEL FOR FRA
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where = 2mE is the wavelength, E
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FIG. 4.4.4. Fragment mass distribut
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fragment mass distributions are des
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FIG. 4.4.10. Fragment mass distribu
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P LD È Ê * E - 44. 7ˆ ˘ = Í1 +
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FIG. 4.4.13. Pre-neutron emission m
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FIG. 4.4.15. Post-neutron emission
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FIG. 4.4.17. Post-neutron emission
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fragment mass and charge distributi
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of the energy dependence of the fus
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4.5. MODAL APPROACH TO THE DESCRIPT
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This information was used for the p
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two neighbouring isotopes at differ
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FIG.4.5.2. Experimental relative ma
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Frequently, the yields Y i (M) are
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the nine optimum description parame
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TABLE 4.5.6. RELATIVE CONTRIBUTIONS
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TABLE 4.5.8. RELATIVE CONTRIBUTIONS
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Extracted values of s 2 M,S demonst
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FIG. 4.5.10. Fission fragment charg
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FIG. 4.5.12. Unchanged charge densi
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FIG. 4.5.16. Mass yield variance fo
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FIG. 4.5.20. Experimental mass yiel
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[4.5.24] GOVERDOVSKII, A.A., MITROF
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TABLE 4.6.1. FISSION PRODUCT YIELD
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TABLE 4.6.2. FIT PARAMETER VALUES O
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FIG. 4.6.2. Charge distributions fo
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model which is elucidated elsewhere
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the agreement is better. The observ
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inner barrier is much lower than th
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e determined in a self-consistent m
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FIG. 4.6.11. Overview of the coupli
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cross-section also has to be incorp
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FIG. 4.6.16. Same as Fig. 4.6.15, b
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FIG. 4.6.20. Pre-neutron emission m
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present have a reasonable contribut
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TABLE 4.6.5. ACCURACIES OBTAINED FR
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[4.6.7] BEIJERS, J.P.M., et al., Se
Page 250 and 251: 5. NEW MODELS AND SYSTEMATICS: DEFI
Page 252 and 253: therefore his benchmark calculation
Page 254 and 255: mass distributions and practically
Page 256 and 257: 5.2. BENCHMARK EXERCISE 5.2.1. Benc
Page 258 and 259: thorough and detailed analysis of t
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Page 262: should be undertaken — such a stu
Page 265 and 266: experimental method in order to der
Page 267 and 268: 256 Valley heights and peak-to-vall
Page 269 and 270: FIG. 6.2.3. Benchmark exercise, par
Page 271 and 272: 260 Wahl uncert. margins Wahl uncer
Page 275 and 276: 264 Wahl uncert. margins (adj. Wahl
Page 277 and 278: Wahl (1.6-160 MeV): Distributions a
Page 279 and 280: TABLE 6.2.2. 238 U PRE-NEUTRON EMIS
Page 281 and 282: as most features are very similar t
Page 283 and 284: FIG. 6.2.14. Benchmark exercise, pa
Page 289 and 290: 278 REFERENCES TO SECTION 6 [6.1] B
Page 291 and 292: As mentioned above, the mass distri
Page 293 and 294: I.3.2.6. Liu Conggui et al. [I.8] M
Page 295 and 296: after prompt-neutron emission, and
Page 297 and 298: 286 Zöller (1995) 89-110 MeV, post
Page 299: (1) Data were linearly interpolated
Page 303 and 304: 1.2. E n = 5.5 MeV 292 Nagy et al.
Page 305 and 306: 1.3. E n ª 8 MeV 294 Chapman (1978
Page 307 and 308: 1.5. E n = 14-15 MeV 296 Daroczy et
Page 309 and 310: 1.7. E n = 27.5 (22-33) MeV, Zölle
Page 311 and 312: 1.9. E n = 99.5 (89-110) MeV, Zöll
Page 313 and 314: 3. 302 239 Pu NEUTRON INDUCED FISSI
Page 316 and 317: Appendix II DATA ADJUSTMENT FOR MAS
Page 318 and 319: Vivès [II.8], Zöller [II.7] and
Page 320 and 321: Annex 1 to Appendix II ADJUSTED DAT
Page 322 and 323: Zöller (1995) [II.7] E n = 13 (11.
Page 324 and 325: E n = 50 (45-55) MeV Post-neutron e
Page 326 and 327: Äystö et al. (1998) [II.9] E p =
Page 328 and 329: E n = 1.60 MeV Pre-neutron emission
Page 330 and 331: E n = 27.5 (22-33) MeV Post-neutron
Page 332 and 333: E n = 99.5 (89-110) MeV Post-neutro
Page 334 and 335: Appendix III FISSION YIELD SYSTEMAT
Page 336 and 337: FIG. III.6. Dependence of chain yie
Page 338 and 339: TABLE III.2. Ln(y)-LINEAR(E) FIT CO
Page 340 and 341: FIG. III.14. Dependence of paramete
Page 342 and 343: FIG. III.26. Comparison of the mass
Page 344 and 345: FIG. III.38. Comparison of the mass
Page 346 and 347: TABLE III.3. QUADRATIC FUNCTION FIT
Page 348 and 349: Uncertainty ratio or uncertainty Ad
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CONTENTS OF THE CD-ROM The attached
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