Unfolding of particle spectra

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 2867, Issue , 1996, Pages 598-607

  Matzke, Manfred ^a  

^a PHYSIKALISCH TECHNISCHE BUNDESANSTALT   (Germany)

Author keywords

BONNER spheres; Covariance matrix; Least squares method; Monte Carlo method; Pulse height distribution; Response function; Spectral fluence; Uncertainty; Unfolding

Indexed keywords

COVARIANCE MATRIX; INDUSTRIAL RESEARCH; MONTE CARLO METHODS;

BONNER SPHERES; FLUENCES; LEAST SQUARES METHODS; PULSE HEIGHT DISTRIBUTION; RESPONSE FUNCTIONS; UNCERTAINTY; UNFOLDING;

LEAST SQUARES APPROXIMATIONS;

EID: 85077768989     PISSN: 0277786X     EISSN: 1996756X     Source Type: Conference Proceeding    
DOI: 10.1117/12.267860     Document Type: Conference Paper

References (49)

1. K. Weise, "Mathematical Foundation of an Analytical Approach to Bayesian-Statistical Monte Carlo Spectrum Unfolding", Report PTB-N-24, Physikalisch-Technische Bundesanstalt, Braunschweig, 1995.
2. J. Pulpan and M. Kralik, "The unfolding of neutron spectra based on the singular value decomposition of the response matrix", Nucl. Instr. and Meth. A325 (1993) 314-318.
3. K. Weise and M. Matzke, "A priori distributions from the principle of maximum entropy for the Monte Carlo unfolding of particle energy spectra", Nucl. Instr. and Meth. A280 (1989) 103-112.
4. J. T. Routti and J. V. Sandberg, "Unfolding activation and multisphere detector data", Rad. Prot. Dosim. 10 (1985) 103-110.
5. M. Tichy, "Bayesian Unfolding of Pulse Height Spectra", Proc. of the 7th ASTM-EURATOM Symposium on Reactor Dosimetry, Strasbourg 1990. Ed. by G. Tsotridis, R. Dierckx, P. D'Hondt, Kluwer Academic Publishers., Dordrecht 1992.
6. M. Matzke and K. Weise, "Neutron Spectrum Unfolding by the Monte Carlo Method", Nucl. Instr. and Meth. A234 (1985) 324-330.
7. F. G. Perey, "Least-Squares Dosimetry Unfolding: the Program STAY'SL", Report ORNL/TM-6062, Oak Ridge National Laboratory, 1978.
8. M. Tichy, "Bayesian Approach to the Neutron Spectrum Adjustment", Nucl. Instr. and Methods A267 (1988) 502-508.
9. W. H. Press, B. P. Flannery and W. T. Vetterling, "Numerical Recipes", Cambridge University 1986.
10. W. N. McElroy, S. Berg, T. Crockett and R. G. Hawkins, "A Computer-Automated Iterative Method for Neutron Flux Spectra Determination by Foil Activation", Report AFWL-TR-67-41, U. S. Air Force Weapons Laboratory, 1967.
11. F. W. Stallmann, "LSL-M2: A computer program for least-squares logarithmic adjustment of neutron spectra", Report NUREG/CR-4349, ORNL/TM-9933, Oak Ridge National Laboratory, Oak Ridge, TN, 1986.
12. M. Matzke, "Unfolding of Pulse Height Spectra: The HEPRO Program System", Report PTB-N-19, Physikalisch-Technische Bundesanstalt, Braunschweig, 1994.
13. M. Tichy, "The DIFBAS Program, Description and Users Guide", Report PTB-7.2-93-1, Physikalisch-Technische Bundesanstalt, Braunschweig, 1993.
14. R. E. Maerker, B. L. Broadhead and J. J. Wagschal, "Theory of a New Unfolding Procedure in Pressurized Water Reactor Pressure Vessel Dosimetry and Development of an Associated Benchmark Data Base", Nucl. Sci. Eng. 91, 2 (1986) 137-170.
15. A. V. Alevra, B. R. L. Siebert, A. Aroua, M. Buxerolle, M. Grecescu, M. Matzke, C. A. Perks, H. Schraube, D. J. Thomas and H. L. Zaborowski, "Unfolding Bonner-Sphere Data: A European Intercomparison of Computer Codes", Report PTB-7.22-90-1, Physikalisch-Technische Bundesanstalt, Braunschweig, 1990.
16. M. Matzke, "Estimation of Dose Equivalent from Reaction Rates of Bonner Spheres without Using a priori Fluence Information", Rad. Prot. Dosim. 23 (1988) 297-300.
17. N. Kocherov, "Neutron Metrology File NMF-90", Report IAEA-NDS-171, International Nuclear Energy Agency, Vienna, 1996.
18. F. d'Errico, W. G. Alberts, G. Curzio, S. Guldbakke, H. Kluge and M. Matzke, "Active Neutron Spectrometry with Superheated Drop (Bubble) Detectors", Rad. Prot. Dosim. 61 (1995) 159-162.
19. F. d'Errico, "Advances in Superheated Drop (Bubble) Detector Techniques" Rad. Prot. Dosim., to be published
20. M. Matzke, H. Kluge and M. Luszik-Bhadra, "Directional Information on Neutron Fields", Rad. Prot. Dosim., to be published.
21. n < 70 MeV", In: Qaim, S. M. (Ed.): Nuclear Data for Science and Technology, Springer Verlag, Berlin, 1992, 669-671.
22. M. Matzke, K. Knauf, E. Dietz, A. Plewnia and W. G. Alberts, "Transmission of Neutrons of 20 keY to 1 MeV through Iron", Proceedings of the 7th Symposium on Reactor Dosimetry, Kluver Acad. Publishers, Dordrecht 1992, 337-384.
23. K. Knauf, A. V. Alevra and J. Wittstock, "Neutron and Photon Spectra and Dose Rates around a Shielding Cask placed in a Salt Mine to simulate a Nuclear Waste Package", Rad. Prot. Dosim., to be published.
24. 3He proportional counter", Nucl. Instr. and Meth. A232 (1993) 521-528.
25. M. Matzke, W. G. Alberts and E. Dietz, "Neutron Fluence Determination at Reactor Filters by 3He Proportional Counters: Comparison of Unfolding Methods", in: Reactor Dosimetry, ASTMSTP1228, H. Farrar, E. P. Lippincott, J. G. Williams, and D. W. Vehar (Eds), American Society for Testing and Materials, Philadelphia, 1994.
26. T. Novotny, "Photon Spectrometry in Mixed Neutron-Photon Fields using Liquid Scintillator NE-213", Czech Metrological Institute, Prague, Thesis submitted, 1996.
27. W. R. Burrus, "Utilization of a priori Information by Means of Mathematical Programming in the Statistical Interpretation of Measured Distributions", Report ORNL-3743, Oak Ridge, 1965.
28. J. J. Wagschal and Y. Veivin, "Uses and Abuses of Adjustment - a Critical Review of Common Practice", see reference 5., pp. 291-298.
29. K. Weise, "Treatment of Uncertainties in Precision Measurements", IEEE Trans. Instr. Meas. IM-36 (1987) 642-645.
30. M. Matzke, "Few-channel adjustments: The Program System MIEKE", to be published as a PTB report.
31. " A Review of Radiation Energy Spectra Unfolding", Proc. of a Workshop, Report ORNL/RSIC-40, Oak Ridge, 1976
32. J. T. Routti and J. V. Sandberg, "General Purpose Unfolding Program LOUHI78 with Linear and Nonlinear Regulations", Comput. Phys. Commun. 21 (1980) 119-144.
33. W. R. Burrus, J. D. Drischler, "The FERDOR Unfolding Code", Report ORNL-4154, Oak Ridge, 1965.
34. R. H. Johnson and B. W. Wehring, "The FORIST Unfolding Code", Report ORNL/RSIC-40, Oak Ridge, 1976, 33-39.
35. H. Jeffreys, "Theory of Probability", Clarendon Press, Oxford, 1967.
36. A. Casnati, M. Weyrauch and P. Schillebeecks, "A New Monte Carlo Code to Calculate Response Functions for Gasfilled Neutron Detectors", these proceedings
37. W. R. Nelson, H. Hirayama, D. W. O. Rogers, "The EGS4 Code System", SLAC Report No 256, Stanford, 1985.
38. J. F. Briesmeister (Ed.), "MCNP-A General Monte Carlo N-Particle Transport Code", Version 4A, LA-12625-M, Los Alamos, 1993.
39. γ> 3 MeV) ", Nucl. Instr. and Meth. A332 (1993) 483-492.
40. S. Guldbakke, H. Klein, A. Meister, U. Scheeler, S. Unholzer, J. Pulpan and M. Tichy, "Response Matrices of NE-213 Scintillation Detectors for Neutrons", see reference 25, pp. 280-289.
41. G. Dietze and H. Klein, "Gamma Calibration of NE-213 Scintillation Counters", Nucl. Instr. and Meth. 193 (1982) 549-556.
42. W. W. Wood, in: "Physics of Simple Liquids", North Holland Publ. Comp., Amsterdam, New York, 1968, 115-230.
43. 4He proportional counter", these proceedings.
44. H. Klein and L. Lindborg (Ed.), "Determination of the Neutron and Photon Dose Equivalent at Work Places in Nuclear Facilities of Sweden", SSI-rapport 95-15, Swedish Rad. Protection Institute, Stockholm, 1995
45. H. Kluge, A. V. Alevra, S. Jetzke, K. Knauf, M. Matzke, K. Weise and J. Wittstock, "Scattered Neutron Reference Fields produced by Radionuclide Sources", Rad. Prot. Dosim., to be published.
46. A. V. Alevra, "Accurate Neutron Fluence Measurements using BONNER spheres", see reference 25, pp 290-299
47. ISO Guide, "Guide to the expression of uncertainty in measurement", International Organization for Standardization (ISO), Geneva, 1993
48. G. Dietze and H. Klein, "NRESP4 and NEFF4 Monte Carlo Codes for the Calculation of Neutron Response Functions and Detection Efficiencies for NE-213 Scintillation Detectors" Report PTB-ND-22, PTB Braunschweig, 1982
49. T. Novotny, S. Guldbakke and H. Klein", Neutron Induced Photon Response of an NE-213 Scintillation Detector", these proceedings