last modified: 25-FEB-1985 | catalog | categories | new | search |

NEA-0026 SMOG.

SMOG, Optical Model Neutron Cross-Sections with Fox-Goodwin Integral Method

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1. NAME OR DESIGNATION OF PROGRAM:  SMOG.
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2. COMPUTERS
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Program name Package id Status Status date
SMOG NEA-0026/03 Tested 25-FEB-1985

Machines used:

Package ID Orig. computer Test computer
NEA-0026/03 IBM 3081 IBM 3081
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3. NATURE OF PHYSICAL PROBLEM SOLVED

Neutron cross section evaluation  by means of optical model.
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4. METHOD OF SOLUTION:  For numerical integration the Fox-Goodwins method is used.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM:  Angular momentum less than or equal to 20.
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6. TYPICAL RUNNING TIME

1 minute for IBM 704, 10 seconds for IBM 7094. NEA 0026/03: 2.6 CPU seconds on IBM 3081K for test case with 3 nuclides, 4 energies, 18 angles.
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7. UNUSUAL FEATURES OF THE PROGRAM:  Many types of optical potential are allowed.
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8. RELATED OR AUXILIARY PROGRAMS: RELATED AND AUXILIARY PROGRAMS
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9. STATUS
Package ID Status date Status
NEA-0026/03 25-FEB-1985 Tested at NEADB
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10. REFERENCES

- F. Fabbri:
  SMOG Programme (revised version)
  Programming Note, ENEA Bologna.
NEA-0026/03, included references:
- V. Benzi, F. Fabbri and A.M. Saruis:
  SMOG - Un programma per il calcolo dei parametri di integrazione
  neutrone-nucleo con il modello ottico
  CEC/63-61-SU-04 (February 1963) (in Italian).
- Program Note:
  SMOG Programme (revised version) (7 pages)
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11. HARDWARE REQUIREMENTS: MACHINE REQUIREMENTS
NEA-0026/03
110K bytes on IBM 3081K.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-0026/03 FORTRAN-IV
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13. OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED:  IBM MVS-SP.
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14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS

ANY OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS
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15. NAME AND ESTABLISHMENT OF AUTHOR

     F. Fabbri, A.M. Saruis
     Centro di Calcolo dell' ENEA
     Via Mazzini 2
     Bologna (Italy)
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16. MATERIAL AVAILABLE
NEA-0026/03
File name File description Records
NEA0026_03.003 INFORMATION FILE 47
NEA0026_03.004 SMOG SOURCE PROGRAM (FORTRAN-4) 665
NEA0026_03.005 JCL CONTROL FILE 81
NEA0026_03.006 TEST CASE INPUT DATA 85
NEA0026_03.007 TEST CASE PRINTED OUTPUT 996
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17. CATEGORIES
  • A. Cross Section and Resonance Integral Calculations

Keywords: cross sections, neutrons, numerical solution, optical models.