Advances in Nuclear Science and Technology

A. Purpose.- B. Scope of this Work.- C. Background.- D. Organization and Content of the Presentation.- Uncertainty in the Nuclear Data Used for Reactor Calculations.- A. Relevant Aspects of a Cross Section Data Base.- B. The Description of Nuclear Data Uncertainties and Correlations.- C. The Evaluation of Nuclear Data Uncertainties.- D. Existing Nuclear Data Uncertainty Files.- E. Conclusions on Nuclear Data.- Calculational Methodology and Associated Uncertainties.- A. Cross Section Processing.- B. Calculational Methodology for the Design Problem.- C. Determination of Calculational Corrections and Associated Uncertainties for a Critical Assembly.- D. Concluding Remarks.- Integral Experiment Information for Fast Reactors.- A. Availability of Integral Experiment Information.- B. Relevance of Data for Reactor Design.- C. Accuracy of Integral Experiment Data.- D. Selection of Reliable Integral Data.- E. Need for Additional Integral Experiment Data.- F. Summary.- Sensitivity Functions for Uncertainty Analysis.- A. Introduction.- B. Theoretical Foundation.- C. Criticality Reset Sensitivities.- D. Group Sensitivities and Uncertainties.- E. Selection of Sensitivities Included in the Analysis.- F. Other Uses and Limitations of Sensitivity Functions.- G. Summary.- Combination of Differential and Integral Data.- A. Introduction.- B. Derivation of Least-Squares Adjustment.- C. Input Data to the Adjustment.- D. The Results of Adjustment.- E. Application to an LMFBR.- F. Summary.- New Developments in Sensitivity Theory.- A. Introduction.- B. Sensitivity Theory for Reactor Depletion and Safety Problems.- C. Constrained Sensitivity Theory.- D. Complex Performance Parameters.- E. Methods to Account for Spectral-Fine-Structure Effects.- F. High Order Sensitivity Analysis.- G. Summary.- Summary 363.