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NEA-1390 ZZ-UKFY2.

ZZ UKFY2, Fission Yields of Th, U, Np, Pu, Am, Cm, Cf Isotopes

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1. NAME OR DESIGNATION OF PROGRAM:  ZZ-UKFY2.
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2. COMPUTERS
To submit a request, click below on the link of the version you wish to order. Only liaison officers are authorised to submit online requests. Rules for requesters are available here.
Program name Package id Status Status date
ZZ-UKFY2 NEA-1390/02 Tested 18-MAR-1992
ZZ-UKFY2 NEA-1390/03 Tested 18-MAR-1992

Machines used:

Package ID Orig. computer Test computer
NEA-1390/02 IBM PC PC-80386
NEA-1390/03 Many Computers DEC VAX 8810
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3. DESCRIPTION OF PROGRAM OR FUNCTION

  FORMAT: ENDFB-6 format

  NUMBER OF GROUPS:

NUCLIDES: Th-232, U-233, U-234, U-235, U-236, U-238, Np-237, Np-238, Pu-238, Pu-239, Pu-240, Pu-241, Pu-242, Am-241, Am-242, Am-243, Cm-243, Cm-244, Cm-245, and from the spontaneous fission of  Cm-242, Cm-244, and Cf-252.

  ORIGIN: New evaluation (Crouch 1, 2, 3, 4; UKFY1; JEF-1)

  WEIGHTING SPECTRUM: --

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A new evaluation of fission product yields from the thermal, fast, and 14 MeV neutron-induced fission of the following nuclides has been prepared in ENDFB-VI format: 232Th, 233U, 234U, 235U, 236U, 238U, 237Np, 238Np, 238Pu, 239Pu, 240Pu, 241Pu, 242Pu, 241Am, 242mAm, 243Am, 243Cm, 244Cm, 245Cm; and from the spontaneous fission of 242Cm, 244Cm, and 252Cf.
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4. METHOD OF SOLUTION:
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM:
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6. TYPICAL RUNNING TIME

NEA 1390/02: The evaluation programs FITFYS and FYSSCAN were compiled by the NEA-DB and executed on a 80386DX desktop computer. Elapsed execution times required were: 1 hour 58 minutes for FYSSCAN and 2 minutes 15 seconds for FITFYS.
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7. UNUSUAL FEATURES OF THE PROGRAM:
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8. RELATED AND AUXILIARY PROGRAMS:
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9. STATUS
Package ID Status date Status
NEA-1390/02 18-MAR-1992 Tested at NEADB
NEA-1390/03 18-MAR-1992 Screened
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10. REFERENCES

- M. Lammer:
  UKFY2 The UK Fission Product Yield Library, Version 2, 1991
  IAEA-NDS-124, Rev. 0 (April 1991)
NEA-1390/02, included references:
- M.F. James,, R.W. Mills, D.R. Weaver:
  A New Evaluation of Fission Product Yields and the Production of
  a New Library (UKFY2) of Independent and Cumulative Yields.
  Part I - Methods and Outline of the Evaluation
  AEA-TRS-1015
- M.F. James, R.W. Mills, D.R. Weaver:
  A New Evaluation of Fission Product Yields and the Production of
  a New Library (UKFY2) of Independent and Cumulative Yields.
  Part II - Tables of Measured and Recommended Fission Yields
  AEA-TRS-1018
- M.F. James, R.W. Mills, D.R. Weaver:
  A New Evaluation of Fission Product Yields and the Production of
  a New Library (UKFY2) of Independent and Cumulative Yields.
  Part III - Tables of Fission Yields with Discrepant or Sparse Data
  AEA-TRS-1019
- M.Lammer
UKFY2 - The UK Fission Product Yield Library, Version 2, 1991
Summary Documentation
IAEA-NDS 124
NEA-1390/03, included references:
- M.F. James,, R.W. Mills, D.R. Weaver:
  A New Evaluation of Fission Product Yields and the Production of
  a New Library (UKFY2) of Independent and Cumulative Yields.
  Part I - Methods and Outline of the Evaluation
  AEA-TRS-1015
- M.F. James, R.W. Mills, D.R. Weaver:
  A New Evaluation of Fission Product Yields and the Production of
  a New Library (UKFY2) of Independent and Cumulative Yields.
  Part II - Tables of Measured and Recommended Fission Yields
  AEA-TRS-1018
- M.F. James, R.W. Mills, D.R. Weaver:
  A New Evaluation of Fission Product Yields and the Production of
  a New Library (UKFY2) of Independent and Cumulative Yields.
  Part III - Tables of Fission Yields with Discrepant or Sparse Data
  AEA-TRS-1019
- M.Lammer
UKFY2 - The UK Fission Product Yield Library
Version 2, 1991, Summary Documentation
IAEA-NDS 124
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11. MACHINE REQUIREMENTS:
NEA-1390/02
The lengths of the .EXE files are: FITFYS.EXE: 500KB;
FYSSCAN: 470KB. A 80387 math co-processor was used.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-1390/02 FORTRAN-77
NEA-1390/03 FORTRAN-77
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13. OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED:
NEA-1390/02
MS-DOS 5.0 with compiler Microsoft FORTRAN Vers.5.0.
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14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS:
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15. NAME AND ESTABLISHMENT OF AUTHORS

             M.F. James
             Winfrith Technology Centre
             AEA Technology, UK

             R.W. Mills and D.R. Weaver
             University of Birmingham, UK
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16. MATERIAL AVAILABLE
NEA-1390/02
File name File description Records
NEA1390_02.001 Information file 87
NEA1390_02.002 Author's information 35
NEA1390_02.003 Chain yield data (self-extr.) 0
NEA1390_02.004 Average cumulative yields (self-extr.) 0
NEA1390_02.005 Unadjusted chain yields (self-extr.) 0
NEA1390_02.006 Experimental data base (self-extr.) 0
NEA1390_02.007 FITFYS,FYSSCAN (self-extr.) 0
NEA1390_02.008 DOS file-names 7
NEA-1390/03
File name File description Records
NEA1390_03.001 Information file 40
NEA1390_03.002 UKFY2: adjusted indep. & cumulative yields 56450
NEA1390_03.003 UKFY2: chain yield tables 17047
NEA1390_03.004 UKFY2: fractional indep. yield tables 2810
NEA1390_03.005 UKFY2: chain yield discrepancy tables 9875
NEA1390_03.006 UKFY2: fract. indep. yield discrepancy tabs. 332
NEA1390_03.007 UKFY2: references 2784
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17. CATEGORIES
  • Z. Data.

Keywords: data library, evaluated data, fission.