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Research Output

2020

A Discourse on the Incorporation of Organizational Factors into Probabilistic Risk Assessment: Key Questions and Categorical Review

Pence, J. & Mohaghegh, Z., Jun 1 2020, In : Risk Analysis. 40, 6, p. 1183-1211 29 p.

Research output: Contribution to journalArticle

Data-theoretic approach for socio-technical risk analysis: Text mining licensee event reports of U.S. nuclear power plants

Pence, J., Farshadmanesh, P., Kim, J., Blake, C. & Mohaghegh, Z., Apr 2020, In : Safety Science. 124, 104574.

Research output: Contribution to journalArticle

Global importance measure methodology for integrated probabilistic risk assessment

Sakurahara, T., Reihani, S., Kee, E. & Mohaghegh, Z., Apr 1 2020, In : Proceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability. 234, 2, p. 377-396 20 p.

Research output: Contribution to journalArticle

Integrated Risk-Informed Design (I-RID) methodological framework and computational application for FLEX equipment storage buildings of Nuclear Power Plants

Schumock, G., Zhang, S., Farshadmanesh, P., Owens, J. G., Kasza, N., Stearns, J., Sakurahara, T. & Mohaghegh, Z., Feb 2020, In : Progress in Nuclear Energy. 120, 103186.

Research output: Contribution to journalArticle

Review and categorization of existing studies on the estimation of probabilistic failure metrics for Reactor Coolant Pressure Boundary piping and steam generator tubes in Nuclear Power Plants

Cheng, W. C., Sakurahara, T., Zhang, S., Farshadmanesh, P., Reihani, S., Kee, E., Mohaghegh, Z., Heckmann, K., Sievers, J., Lydell, B., Zammali, C., Yuan, X. X., Duan, X., Alzbutas, R., Lee, G. G., Karim, J. A., Morozov, V., Takasugi, C. & Jevremovic, T., Jan 2020, In : Progress in Nuclear Energy. 118, 103105.

Research output: Contribution to journalReview article

2019

An algorithm for enhancing spatiotemporal resolution of probabilistic risk assessment to address emergent safety concerns in nuclear power plants

Bui, H., Sakurahara, T., Pence, J., Reihani, S., Kee, E. & Mohaghegh, Z., May 2019, In : Reliability Engineering and System Safety. 185, p. 405-428 24 p.

Research output: Contribution to journalArticle

Data-theoretic methodology and computational platform to quantify organizational factors in socio-technical risk analysis

Pence, J., Sakurahara, T., Zhu, X., Mohaghegh, Z., Ertem, M., Ostroff, C. & Kee, E., May 2019, In : Reliability Engineering and System Safety. 185, p. 240-260 21 p.

Research output: Contribution to journalArticle

GIS-Based Integration of Social Vulnerability and Level 3 Probabilistic Risk Assessment to Advance Emergency Preparedness, Planning, and Response for Severe Nuclear Power Plant Accidents

Pence, J., Miller, I., Sakurahara, T., Whitacre, J., Reihani, S., Kee, E. & Mohaghegh, Z., Jun 2019, In : Risk Analysis. 39, 6, p. 1262-1280 19 p.

Research output: Contribution to journalArticle

Integrating renewal process modeling with Probabilistic Physics-of-Failure: Application to Loss of Coolant Accident (LOCA) frequency estimations in nuclear power plants

Sakurahara, T., O'Shea, N., Cheng, W. C., Zhang, S., Reihani, S., Kee, E. & Mohaghegh, Z., Oct 2019, In : Reliability Engineering and System Safety. 190, 106479.

Research output: Contribution to journalArticle

SHAKE-RoverD Framework for Nuclear Power Plants: A Streamlined Approach for Seismic Risk Assessment

Farshadmanesh, P., Sakurahara, T., Reihani, S., Kee, E. & Mohaghegh, Z., Mar 4 2019, In : Nuclear Technology. 205, 3, p. 442-463 22 p.

Research output: Contribution to journalArticle

Simulation-Informed Probabilistic Methodology for Common Cause Failure Analysis

Sakurahara, T., Schumock, G., Reihani, S., Kee, E. & Mohaghegh, Z., May 2019, In : Reliability Engineering and System Safety. 185, p. 84-99 16 p.

Research output: Contribution to journalArticle

2018

An integrated methodology for spatio-temporal incorporation of underlying failure mechanisms into fire probabilistic risk assessment of nuclear power plants

Sakurahara, T., Mohaghegh, Z., Reihani, S., Kee, E., Brandyberry, M. & Rodgers, S., Jan 2018, In : Reliability Engineering and System Safety. 169, p. 242-257 16 p.

Research output: Contribution to journalArticle

Methodological and Practical Comparison of Integrated Probabilistic Risk Assessment (I-PRA) with the Existing Fire PRA of Nuclear Power Plants

Sakurahara, T., Mohaghegh, Z., Reihani, S. & Kee, E., Dec 2 2018, In : Nuclear Technology. 204, 3, p. 354-377 24 p.

Research output: Contribution to journalArticle

Methodology to evaluate the monetary benefit of Probabilistic Risk Assessment by modeling the net value of Risk-Informed Applications at nuclear power plants

Pence, J., Abolhelm, M., Mohaghegh, Z., Reihani, S., Ertem, M. & Kee, E., Jul 2018, In : Reliability Engineering and System Safety. 175, p. 171-182 12 p.

Research output: Contribution to journalArticle

2017

Data-theoretic methodology and computational platform for the quantification of organizational mechanisms in probabilistic risk assessment

Pence, J., Sun, Y., Zhu, X., Mohaghegh, Z., Ostroff, C. & Kee, E., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 1294-1300 7 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Global importance measure methodology for integrated probabilistic risk assessment

Sakurahara, T., Mohaghegh, Z., Reihani, S. & Kee, E., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 173-181 9 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Global sensitivity analysis to rank parameters of stress corrosion cracking in the Spatio-Temporal Probabilistic Model of loss of coolant accident frequencies

Cheng, W. C., Ding, C., O'Shea, N., Sakurahara, T., Schumock, G., Mohaghegh, Z., Reihani, S. & Kee, E., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 840-846 7 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Modeling the interface of manual fire protection actions with fire progression in fire probabilistic risk assessment of nuclear power plants

Sakurahara, T., Mohaghegh, Z., Reihani, S. & Kee, E., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 324-332 9 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Protective systems: Definitions and terms in the regulated risk assessment settingéi

Bui, H., Sakurahara, T., Pence, J., Gu, Z. H., Mohaghegh, Z., Reihani, S., Wortman, M., Kee, E., Moiseytseva, V. & Johnson, D., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 1101-1110 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Protective systems: Possible extensions to the roverd method

Sakurahara, T., Hoang, H. B., Pence, J., Cheng, W. C., Mohaghegh, Z., Kee, E., Reihani, S., Wortman, M., Moiseytseva, V., Yilmaz, F. & Johnson, D., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 1362-1365 4 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Protective systems: An application of regulatory guidance for ECCS sump performance

Bui, H., Sakurahara, T., Cheng, W. C., Crook, T., Vaghetto, R., Wortman, M., Mohaghegh, Z., Reihani, S., Kee, E., Munoz, D., Johnson, D., Schulz, W., Yilmaz, F. & Moiseytseva, V., 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 693-702 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spatio-temporal probabilistic methodology and computational platform for common cause failure modeling in risk analysis

Sakurahara, T., Schumock, G., Murase, T., Mohaghegh, Z., Reihani, S. & Kee, E., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 658-667 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spatio-temporal socio-technical risk analysis methodology: An application in emergency response

Bui, H., Pence, J., Mohaghegh, Z., Reihani, S. & Kee, E., Jan 1 2017, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017. American Nuclear Society, p. 949-958 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2017; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2016

RoverD: Use of test data in GSI-191 risk assessment

Kee, E., Hasenbein, J., Zolan, A., Grissom, P., Reihani, S., Mohaghegh, Z., Yilmaz, F., Letellier, B., Moiseytseva, V., Vaghetto, R., Imbaratto, D. & Sakurahara, T., Nov 2016, In : Nuclear Technology. 196, 2, p. 270-291 22 p.

Research output: Contribution to journalArticle

2015

Analyzing non-piping location-specific LOCA frequency for risk-informed resolution of generic safety issue 191

O'Shea, N., Mohaghegh, Z., Reihani, S. A., Kee, E., Fleming, K. & Lydell, B., Jan 1 2015, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015. American Nuclear Society, p. 499-508 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Integrated PRA methodology to advance fire risk modeling for nuclear power plants

Sakurahara, T., Reihani, S. A., Mohaghegh, Z., Brandyberry, M., Kee, E., Rodgers, S., Billings, M. A. & Johnson, D., Jan 1 2015, Safety and Reliability of Complex Engineered Systems - Proceedings of the 25th European Safety and Reliability Conference, ESREL 2015. Podofillini, L., Sudret, B., Stojadinović, B., Zio, E. & Kröger, W. (eds.). CRC Press/Balkema, p. 595-603 9 p. (Safety and Reliability of Complex Engineered Systems - Proceedings of the 25th European Safety and Reliability Conference, ESREL 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On the incorporation of spatio-temporal dimensions into socio-technical risk analysis

Pence, J. & Mohaghegh, Z., Jan 1 2015, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015. American Nuclear Society, p. 640-649 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Physics of failure, predictive modeling & data analytics for LOCA frequency

O'Shea, N., Pence, J., Mohaghegh, Z. & Kee, E., May 8 2015, RAMS 2015 - 61st Annual Reliability and Maintainability Symposium, Proceedings and Tutorials 2015. Institute of Electrical and Electronics Engineers Inc., 7105125. (Proceedings - Annual Reliability and Maintainability Symposium; vol. 2015-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quantifying organizational factors in human reliability analysis using the big data-theoretic algorithm

Pence, J., Mohaghegh, Z., Ostroff, C., Dang, V., Kee, E., Hubenak, R. & Billings, M. A., Jan 1 2015, International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015. American Nuclear Society, p. 650-659 10 p. (International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Risk-informed emergency response via spatio-temporal socio-technical risk analysis

Pence, J., Mohaghegh, Z. & Kee, E., Jan 1 2015, Safety and Reliability of Complex Engineered Systems - Proceedings of the 25th European Safety and Reliability Conference, ESREL 2015. Podofillini, L., Sudret, B., Stojadinović, B., Zio, E. & Kröger, W. (eds.). CRC Press/Balkema, p. 4375-4383 9 p. (Safety and Reliability of Complex Engineered Systems - Proceedings of the 25th European Safety and Reliability Conference, ESREL 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Using GIS to integrate social factors with level 3 PRA for emergency response

Miller, I. M., Pence, J., Mohaghegh, Z., Whitacre, J. V. & Kee, E., Jan 1 2015, Safety and Reliability of Complex Engineered Systems - Proceedings of the 25th European Safety and Reliability Conference, ESREL 2015. Zio, E., Podofillini, L., Kröger, W., Sudret, B. & Stojadinović, B. (eds.). CRC Press/Balkema, p. 3927-3934 8 p. (Safety and Reliability of Complex Engineered Systems - Proceedings of the 25th European Safety and Reliability Conference, ESREL 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2014

Analyzing Importance Measure methodologies for integrated Probabilistic Risk Assessment in Nuclear Power Plants

Sakurahara, T., Reihani, S., Ertem, M., Mohaghegh, Z. & Kee, E., 2014, PSAM 2014 - Probabilistic Safety Assessment and Management. Techno-Info Comprehensive Solutions (TICS)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Developing a new fire PRA framework by integrating probabilistic risk assessment with a fire simulation module

Sakurahara, T., Reihani, S. A., Mohaghegh, Z., Brandyberry, M., Kee, E., Johnson, D., Rodgers, S. & Billings, M. A., Jan 1 2014.

Research output: Contribution to conferencePaper

Sensitivity analyses of a simulation model for estimating Fiber-Induced sump screen and core failure rates

Morton, D., Letellier, B., Tejada, J., Johnson, D., Mohaghegh, Z., Kee, E., Moiseytseva, V., Reihani, S. & Zolan, A., Jan 1 2014, Nuclear Education, Public Acceptance and Related Issues; Instrumentation and Controls (I and C); Fusion Engineering; Beyond Design Basis Events. American Society of Mechanical Engineers (ASME), (International Conference on Nuclear Engineering, Proceedings, ICONE; vol. 6).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Toward demonstrating the monetary value of Probabilistic Risk Assessment for nuclear power plants

Abolhelm, M., Pence, J., Mohaghegh, Z. & Kee, E., Jan 1 2014.

Research output: Contribution to conferencePaper

Toward monitoring organizational safety indicators by integrating probabilistic risk assessment, socio-technical systems theory, and big data analytics

Pence, J., Mohaghegh, Z., Ostroff, C., Kee, E., Yilmaz, F., Grantom, R. & Johnson, D., Jan 1 2014.

Research output: Contribution to conferencePaper

2013

A new integrated framework to advance fire probabilistic risk analysis of nuclear power plants

Sakurahara, T., Mohaghegh, Z., Kee, E., Rodgers, S., Brandyberry, M., Kazemi, R. & Reihani, S. A., Jan 1 2013, In : Transactions of the American Nuclear Society. 109, PART 2, p. 2056-2060 5 p.

Research output: Contribution to journalConference article

Risk-informed decision making: Application in nuclear power plant design & operation

Kee, E., Mohaghegh, Z., Kazemi, R., Reihani, S. A., Letellier, B. & Grantom, R., Jan 1 2013, In : Transactions of the American Nuclear Society. 109, PART 2, p. 1906-1909 4 p.

Research output: Contribution to journalConference article

Risk-informed resolution of Generic Safety Issue 191

Mohaghegh, Z., Kee, E., Reihani, S. A., Kazemi, R., Johnson, D., Grantom, R., Fleming, K., Sande, T., Letellier, B., Zigler, G., Morton, D., Tejada, J., Howe, K., Leavitt, J., Hassan, Y. A., Vaghetto, R., Lee, S. & Blossom, S., Jan 1 2013, p. 2458-2471. 14 p.

Research output: Contribution to conferencePaper

Towards physics-based seismic PRA

Elbanna, A., Mohaghegh, Z., Kee, E., Reihani, S. A., Kazemi, R. & Rodgers, S., Jan 1 2013, In : Transactions of the American Nuclear Society. 109, PART 2, p. 2061-2064 4 p.

Research output: Contribution to journalConference article

2012

Hybrid incorporation of physical & social failure mechanisms into probabilistic risk assessment

Mohaghegh, Z., Mosleh, A. & Modarres, M., Dec 1 2012, 11th International Probabilistic Safety Assessment and Management Conference and the Annual European Safety and Reliability Conference 2012, PSAM11 ESREL 2012. p. 3885-3894 10 p. (11th International Probabilistic Safety Assessment and Management Conference and the Annual European Safety and Reliability Conference 2012, PSAM11 ESREL 2012; vol. 5).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The benefits of using a risk-informed approach to resolve GSI-191

Sande, T. D., Zigler, G. L., Kee, E. J., Letellier, B. C., Grantom, C. R. & Mohaghegh, Z., Jan 1 2012, 2012 20th International Conference on Nuclear Engineering and the ASME 2012 Power Conference, ICONE 2012-POWER 2012. 1 ed. American Society of Mechanical Engineers (ASME), p. 725-734 10 p. (International Conference on Nuclear Engineering, Proceedings, ICONE; vol. 5, no. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2011

Modeling organizational influences for new-generation probabilistic risk analysis of technical systems

Mohaghegh, Z. & Mosleh, A., Oct 7 2011, Proceedings of Risk Management - For Tomorrow's Challenges. p. 74-83 10 p. (Proceedings of Risk Management - For Tomorrow's Challenges).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Physics-based common cause failure modeling in probabilistic risk analysis: A mechanistic perspective

Mohaghegh, Z., Modarres, M. & Christou, A., Dec 1 2011, ASME 2011 Power Conference Collocated with JSME ICOPE 2011, POWER 2011. 1 ed. p. 201-210 10 p. (American Society of Mechanical Engineers, Power Division (Publication) POWER; vol. 2, no. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2010

Combining system dynamics and Bayesian belief networks for socio-technical risk analysis

Mohaghegh, Z., Jul 26 2010, ISI 2010 - 2010 IEEE International Conference on Intelligence and Security Informatics: Public Safety and Security. p. 196-201 6 p. 5484736. (ISI 2010 - 2010 IEEE International Conference on Intelligence and Security Informatics: Public Safety and Security).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Development of an aviation safety causal model using Socio-Technical Risk Analysis (SoTeRiA)

Mohaghegh, Z., Dec 1 2010, 10th International Conference on Probabilistic Safety Assessment and Management 2010, PSAM 2010. p. 1942-1953 12 p. (10th International Conference on Probabilistic Safety Assessment and Management 2010, PSAM 2010; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2009

Measurement techniques for organizational safety causal models: Characterization and suggestions for enhancements

Mohaghegh, Z. & Mosleh, A., Dec 1 2009, In : Safety Science. 47, 10, p. 1398-1409 12 p.

Research output: Contribution to journalArticle