DLC-0090 ZZ-DOSCOV.

1. NAME OR DESIGNATION OF PROGRAM:  ZZ-DOSCOV.

3. DESCRIPTION OF PROBLEM OR FUNCTION


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  FORMAT: COVERX format

  NUMBER OF GROUPS: 24 group covariance matrices

NUCLIDES: U-238, Ti-47, Pu-239, Ti-48, Np-237, Fe-56, U-235,Ni-58,  Al-27, Cu-63, Mn-55, Cu-65, Co-59, In-115, Ti-46, I-127.

ORIGIN: ENDF/B-V and Special Purpose Dosimetry File (SAND-II-620 group)

  WEIGHTING SPECTRUM: VITAMIN E2 weight function

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DOSCOV is a library of covariance data for the following dosimetry materials (Table I) processed into 24 group covariance matrices.

                       TABLE I

Material  Reaction(s)  processed  Material  Reaction(s)  processed
--------  ----------------------  --------  ----------------------

U-238     (n,f)                   Ti-47      (n,p) (n,n'p)
Pu-239    (n,f)                   Ti-48      (n,p) (n,n'p)
Np-237    (n,f)                   Fe-56      (n,p)
U-235     (n,f)                   Ni-58      (n,2n) (n,p)
Al-27     (n,p) (n,alpha)         Cu-63      (n,gamma) (n,alpha)
Mn-55     (n,2n)                  Cu-65      (n,2n)
Co-59     (n,2n) (n,p) (n,alpha)  In-115     (n,n') (n,alpha)
Ti-46     (n,p)                   I-127      (n,2n)

4. METHOD OF SOLUTION

The program PUFF-2 was used to generate the library from the ENDF/B-V General Purpose tapes or the Special Purpose Dosimetry File.

5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM:

6. TYPICAL RUNNING TIME:

7. UNUSUAL FEATURES OF THE PROGRAM:

8. RELATED AND AUXILIARY PROGRAMS

The COVERX Service Module includes  seven execution paths to aid in understanding and using multigroup cross-section covariance matrices contained in the standard interface file COVERX.

10. REFERENCES

- J.D. Smith III, B.L. Broadhead:
  Multigroup Covariance Matrices for Fast Reactor Studies
  ORNL/TM-7389
- C.R. Weisbin et al.:
  VITAMIN-E: An ENDF/B-V Multigroup Cross Section Library for CMFBR
  Core and Shield, LWR Shield, Dosimetry and Fusion Blanket
  Technology
  ORNL-5505 (ENDF-274), February 1979

- J.D. Drischler:
  The COVERX Service Module of the FORSS System.
  ORNL/TM-7181  (April 1980)
- R.E. Maerker, J.J. Wagschal and B.L. Broadhead:
  Development and Demonstration of an Advanced Methodology for LWR
  Dosimetry Applications. (Section 7)
  EPRI NP-2188  (December 1981)
- B.L. Broadhead:
  Cross Section Covariance Data.
  Rsic Internal Memo  (January 1981) (Included in the Report)

11. MACHINE REQUIREMENTS:

13. OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED:

14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS:

15. NAME AND ESTABLISHMENT OF AUTHOR

Contributors:
- Oak Ridge National Laboratory
  Oak Ridge, Tennessee, U.S.A.

- Electric Power Research Institute
  Palo Alto, California, U.S.A.

File name	File description	Records
DLC0090_01.001	information file	45
DLC0090_01.002	24-group covariance matrix library	2909
DLC0090_01.003	COVERX service module(FORTRAN)	2866
DLC0090_01.004	COVERX test case input data	2
DLC0090_01.005	COVERX test case printed output	49