Jon C. Helton

Select Recent Publications

Conceptual structure of the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Reliability Engineering and System Safety“ 69: 151-165 (2000).

Characterization of stochastic uncertainty in the 1996 performance assessment for the Waste Isolation Pilot Plant (with F. J. Davis and J. D. Johnson). “Reliability Engineering and System Safety” 69: 167-189 (2000).

Characterization of subjective uncertainty in the 1996 performance assessment for the Waste Isolation Pilot Plant (with M-A. Martell and M. S. Tierney). “Reliability Engineering and System Safety” 69: 191-204 (2000).

Representation of two-phase flow in the vicinity of the repository in the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Reliability Engineering and System Safety” 69: 205-226 (2000).

Uncertainty and sensitivity analysis for two-phase flow in the vicinity of the repository in the 1996 performance assessment for the Waste Isolation Pilot Plant: Undisturbed conditions (with others). “Reliability Engineering and System Safety” 69: 227-261 (2000).

Uncertainty and sensitivity analysis for two-phase flow in the vicinity of the repository in the 1996 performance assessment for the Waste Isolation Pilot Plant: Disturbed conditions (with others). “Reliability Engineering and System Safety” 69: 263-304 (2000).

Direct releases to the surface and associated complementary cumulative distribution functions in the 1996 performance assessment for the Waste Isolation Pilot Plant: Cuttings, cavings, and spallings (with others). “Reliability Engineering and System Safety” 69: 305-330 (2000).

Direct releases to the surface and associated complementary cumulative distribution functions in the 1996 performance assessment for the Waste Isolation Pilot Plant: Direct brine release (with others). “Reliability Engineering and System Safety” 69: 343-367 (2000).

Radionuclide transport in the vicinity of the repository and associated complementary cumulative distribution functions in the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Reliability Engineering and System Safety“ 69: 369-396 (2000).

Radionuclide and colloid transport in the Culebra Dolomite and associated complementary cumulative distribution functions in the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Reliability Engineering and System Safety” 69: 397-420 (2000).

Summary discussion of the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Reliability Engineering and System Safety” 69: 437-451 (2000).

Performance assessment in support of the 1996 compliance certification application for the Waste Isolation Pilot Plant (with others). “Risk Analysis” 19: 959-986 (1999).

Statistical analyses of scatterplots to identify important factors in large-scale simulations, 1: Review and comparison of techniques (with J. P. C. Kleijnen). “Reliability Engineering and System Safety” 65: 147-185 (1999).

Statistical analyses of scatterplots to identify important factors in large-scale simulations, 2: Robustness of techniques (with J. P. C. Kleijnen). “Reliability Engineering and System Safety” 65: 187-197 (1999).

Uncertainty and sensitivity analysis in performance assessment for the Waste Isolation Pilot Plant. “Computer Physics Communications” 117: 156-180 (1999).

Stochastic and subjective uncertainty in the assessment of radiation exposure at the Waste Isolation Pilot Plant (with others). “Human and Ecological Risk Assessment” 4: 469-526 (1998).

Comments on an evaluation of the 1992 performance assessment for the Waste Isolation Pilot Plant (with K. M. Trauth). “Nuclear Engineering and Design” 168: 339-360 (1997).

Computational implementation of a systems prioritization methodology for the Waste Isolation Pilot Plant: A preliminary example (with others). “Reliability Engineering and System Safety” 57: 223-266 (1997).

Conceptual basis of a systems prioritization methodology for the Waste Isolation Pilot Plant (with W. Beyeler and S. C. Hora). “Reliability Engineering and System Safety” 57: 203-222 (1997).

Performance assessment for the Waste Isolation Pilot Plant: From regulation to calculation for 40 CFR 191.13 (with others). “Operations Research” 45: 157-177 (1997).

Uncertainty and sensitivity analysis for gas and brine migration at the Waste Isolation Pilot Plant: Permeable shaft without panel seals (with others). “Reliability Engineering and System Safety” 57: 299-316 (1997).

Uncertainty and sensitivity analysis in the presence of stochastic and subjective uncertainty. “Journal of Statistical Computation and Simulation” 57: 3-76 (1997).

A Monte Carlo procedure for the construction of complementary cumulative distribution functions for comparison with the EPA release limits for radioactive waste disposal (with A. W. Shiver). “Risk Analysis” 16: 43-55 (1996).

Probability, conditional probability and complementary cumulative distribution functions in performance assessment for radioactive waste disposal. “Reliability Engineering and System Safety” 54: 145-163 (1996).

Uncertainty and sensitivity analysis for gas and brine migration at the Waste Isolation Pilot Plant: Fully consolidated shaft (with others). “Nuclear Science and Engineering” 122: 1-31 (1996).

Uncertainty and sensitivity analysis for gas and brine migration at the Waste Isolation Pilot Plant: Permeable shaft with panel seals (with others). “Journal of Hazardous Materials” 45: 107-139 (1996).

Uncertainty and sensitivity analysis results obtained in the 1992 performance assessment for the Waste Isolation Pilot Plant (with others). “Reliability Engineering and System Safety:” 51: 53-100 (1996).

Effect of alternative conceptual models in a preliminary performance assessment for the Waste Isolation Pilot Plant (with others). “Nuclear Engineering and Design” 154: 251-344 (1995).

Robustness of an uncertainty and sensitivity analysis of early exposure results with the MACCS reactor accident consequence model (with others). “Reliability Engineering and System Safety 48:” 129-148 (1995).

Uncertainty and sensitivity analysis of early exposure results with the MACCS reactor accident consequence model (with others). “Reliability Engineering and System Safety” 48: 91-127 (1995).

Uncertainty and sensitivity analysis of chronic exposure results with the MACCS reactor accident consequence model (with others). “Reliability Engineering and System Safety:” 50: 137-177 (1995).

Uncertainty and sensitivity analysis of food pathway results with the MACCS reactor accident consequence model (with others). “Reliability Engineering and System Safety” 49: 109-144 (1995).

Treatment of uncertainty in performance assessments for complex systems. “Risk Analysis” 14: 483-511 (1994).

Edited Volumes:

Special issue of “Reliability Engineering and System Safety” (Vol. 69, Nos. 1-3, 2000) on The 1996 Performance Assessment for the Waste Isolation Pilot Plant (with M. G. Marietta).

Special issue of “Risk Analysis” (Vol. 19, No. 5, 1999) on Performance Assessment for Radioactive Waste Disposal (with D. R. Anderson).

Special issue of “Reliability Engineering and System Safety” (Vol. 54, Nos. 2 and 3, 1996) on The Treatment of Aleatory and Epistemic Uncertainty in Performance Assessments for Complex Systems (with D. E. Burmaster).

Special issue of “Nuclear Engineering and Design” (Vol. 135, No. 1, 1992) on The Probabilistic Risk Assessments for NUREG-1150 (with R. J. Breeding).

Papers in Conference Proceedings:

Mathematical Representation of Uncertainty (W. L. Oberkampf, J. C. Helton and K Sentz) AIAA Non-Deterministic Approaches Forum, Seattle, WA, Paper No. 2001-1645, April, 2001.

The 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Probabilistic Safety Assessment and Management: PSAM 4, Vol. 2,” pp. 899-905 (1998).

Uncertainty analysis in the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Probabilistic Safety Assessment and Management: PSAM 4, Vol. 4,” pp. 2427-2433 (1998).

Conceptual and computational structure of the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Proceedings of the ESREL '97 International Conference on Safety and Reliability,” pp. 515-524 (1997).

Uncertainty and sensitivity analysis in the 1996 performance assessment for the Waste Isolation Pilot Plant (with others). “Proceedings of the ESREL '97 International Conference on Safety and Reliability,” pp. 525-531 (1997).

Computational structure of a performance assessment involving stochastic and subjective uncertainty. “Proceedings of the 1996 Winter Simulation Conference,” pp. 239-247 (1996).