Center for Nuclear Energy Facilities and Structures

Recent Works

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Sorted by most recent date added to the index first, which may not be the same as publication date order.

2025 conference paper

Large Language Model-Driven Workflow for Regulatory Reporting in Nuclear Construction

28th International Conference on Structural Mechanics In Reactor Technology.

Contributors: L. Wang, J. Hwang, K. Han & A. Gupta

Source: ORCID
Added: November 1, 2025

2025 conference paper

Structuring Motion-Based Communication as a Language for Robotics: Analysis with Dense Optical Flow

42nd International Symposium on Automation and Robotics in Construction.

Contributors: N. Albergo, J. Hwang, D. Lee & K. Han

Source: ORCID
Added: November 1, 2025

2025 article

Uncertainty Quantification for Data-Driven Machine Learning Models in Nuclear Engineering Applications: Where We Are and What Do We Need?

By: X. Wu n, L. Moloko n, P. Bokov n, G. Delipei n, J. Kaizer* & K. Ivanov n

co-author countries: South Africa 🇿🇦
topics (OpenAlex): Fault Detection and Control Systems; Nuclear Engineering Thermal-Hydraulics; Reservoir Engineering and Simulation Methods
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: October 23, 2025

2025 journal article

Analyzing the functioning of a graduate engineering class with multiple collaborating groups using Slack: An embedded mixed methods case study

INTERNATIONAL JOURNAL OF STEM EDUCATION, 12(1).

By: B. Diaz*, C. Delgado*, J. Bacher*, C. Lynch* & K. Han*

topics (OpenAlex): Innovative Teaching and Learning Methods; Online and Blended Learning; Online Learning and Analytics
Sources: Web Of Science, NC State University Libraries
Added: October 13, 2025

2025 journal article

Automation in digital analysis solutions for nuclear design-construction integration using BIM-FEM interoperability

INTERNATIONAL JOURNAL OF PRESSURE VESSELS AND PIPING, 219.

author keywords: Building information model; Interoperability; Piping; Finite Element Model; Automation; Structural analysis
topics (OpenAlex): BIM and Construction Integration; Tunneling and Rock Mechanics; Innovations in Concrete and Construction Materials
Sources: ORCID, Web Of Science
Added: October 1, 2025

2025 article

Monte Carlo Dropout Uncertainty Quantification of Long Short-Term Memory Autoencoder Anomaly Detection in a Liquid Sodium Cold Trap

Akins, A., Kultgen, D., Wu, X., & Heifetz, A. (2025, September 27). NUCLEAR TECHNOLOGY, Vol. 9.

By: A. Akins n, D. Kultgen*, X. Wu n & A. Heifetz*

author keywords: Uncertainty quantification; long short-term memory autoencoder; machine learning; anomaly detection; sodium fast reactor
topics (OpenAlex): Fault Detection and Control Systems; Nuclear Engineering Thermal-Hydraulics; Distributed Sensor Networks and Detection Algorithms
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 1, 2025

2025 journal article

An investigation on machine learning predictive accuracy improvement and uncertainty reduction using VAE-based data augmentation

NUCLEAR ENGINEERING AND DESIGN, 445.

By: F. Alsafadi*, M. Yaseen* & X. Wu*

author keywords: Data augmentation; Variational autoencoders; Bayesian neural network; Uncertainty quantification; Conformal prediction
topics (OpenAlex): Image and Signal Denoising Methods; Anomaly Detection Techniques and Applications; Advanced Image Processing Techniques
Sources: Web Of Science, NC State University Libraries
Added: September 29, 2025

2025 journal article

False sensor-data detection strategy for post-hazard condition monitoring of nuclear systems using statistical approaches and long short-term memory

INTERNATIONAL JOURNAL OF PRESSURE VESSELS AND PIPING, 219.

author keywords: False sensor; Recurrent neural networks; AI; Piping system; Deep learning
topics (OpenAlex): Fault Detection and Control Systems; Nuclear Engineering Thermal-Hydraulics; Risk and Safety Analysis
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: September 25, 2025

2025 article

Bayesian Calibration and Sensitivity Analysis of Rayleigh Scattering Fiber Optic Distributed Temperature Sensing in Water Flow Loop

Kohler, L., Lisowski, D., Weathered, M., Wu, X., & Heifetz, A. (2025, August 22). NUCLEAR SCIENCE AND ENGINEERING, Vol. 8.

author keywords: Bayesian inference; sensitivity analysis; uncertainty quantification; distributed fiber optic temperature sensing
topics (OpenAlex): Flow Measurement and Analysis; Advanced Sensor Technologies Research; Icing and De-icing Technologies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: September 2, 2025

2025 journal article

Motion-Based Communication as a Language: Formal Grammar Representation and Model-Free Decoding with Dense Optical Flow

ASCE OPEN: Multidisciplinary Journal of Civil Engineering.

topics (OpenAlex): Robotics and Automated Systems; DNA and Biological Computing; Speech and dialogue systems
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: September 1, 2025

2025 journal article

High-resolution predictions of the coolant properties for the 3D PWR core with artificial neural networks based on CTF

NUCLEAR ENGINEERING AND DESIGN, 442.

By: M. Papadionysiou, G. Delipei, M. Avramova*, H. Ferroukhi & K. Ivanov*

author keywords: Artificial neural networks; PWR; Core behavior; High-resolution; Multi-physics; CTF
topics (OpenAlex): Nuclear Engineering Thermal-Hydraulics; Nuclear reactor physics and engineering; Heat transfer and supercritical fluids
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 4, 2025

2025 journal article

Physics-trained artificial intelligence framework to detect chloride induced degradation in concrete

JOURNAL OF INFRASTRUCTURE INTELLIGENCE AND RESILIENCE, 4(2).

By: P. Patel, A. Gupta*, S. Bodda* & H. Sandhu*

author keywords: Chloride degradation; Concrete damage modeling; Artificial intelligence; Structural health monitoring; Non-destructive testing
topics (OpenAlex): Concrete Corrosion and Durability; Concrete and Cement Materials Research; Infrastructure Maintenance and Monitoring
Source: Web Of Science
Added: August 4, 2025

2025 journal article

Physics-based hybrid machine learning for critical heat flux prediction with uncertainty quantification

APPLIED THERMAL ENGINEERING, 279.

By: A. Furlong*, X. Zhao, R. Salko & X. Wu*

author keywords: Critical heat flux; Dryout; Machine learning; Hybrid modeling; Uncertainty quantification
topics (OpenAlex): Model Reduction and Neural Networks; Machine Learning in Materials Science; Nuclear reactor physics and engineering
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: July 28, 2025

2025 article

Dual-reference approach for vision-based structural displacement measurement using time-varying Kalman filter

Jeon, G., Han, K., & Yoon, H. (2025, July 6). COMPUTER-AIDED CIVIL AND INFRASTRUCTURE ENGINEERING.

co-author countries: Korea (Republic of) 🇰🇷
topics (OpenAlex): Structural Health Monitoring Techniques; Optical measurement and interference techniques; Advanced Measurement and Detection Methods
Source: Web Of Science
Added: July 17, 2025

2025 journal article

Enhancing computational efficiency of Bayesian Inference by identifying the intensity measure range to update seismic fragility curves

NUCLEAR ENGINEERING AND DESIGN, 441.

By: M. Mahanta, S. Bodda*, A. Gupta* & J. Ha

author keywords: Bayesian inference; Seismic fragility; EPRI factor of safety; CDP model
topics (OpenAlex): Seismic Performance and Analysis; earthquake and tectonic studies; Seismic Waves and Analysis
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (OpenAlex)
Source: Web Of Science
Added: June 16, 2025

2025 journal article

Digital engineering workflow for effective management of ITAAC using text analytics and 4D BIM concept for construction of nuclear power plants

Nuclear Engineering and Design.

By: L. Wang*, H. Sandhu*, K. Han* & A. Gupta*

author keywords: ITAAC; 4D Building Information Modeling (BIM); Construction requirements management
topics (OpenAlex): BIM and Construction Integration
Sources: ORCID, Web Of Science
Added: June 15, 2025

2025 journal article

Automated digital transformation for pedestrian suspension bridges using hybrid semantic structure from motion

AUTOMATION IN CONSTRUCTION, 176.

By: Y. Park, J. Lee, K. Han* & H. Yoon

author keywords: Digital transformation; Pedestrian suspension bridge; Semantic segmentation; Structure from motion; Wireframe parsing
topics (OpenAlex): 3D Surveying and Cultural Heritage; Infrastructure Maintenance and Monitoring; Structural Engineering and Vibration Analysis
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (OpenAlex)
Sources: ORCID, Web Of Science
Added: June 1, 2025

2025 article

Uncertainty Quantification Framework for High-Temperature Gas-Cooled Reactors Using VSOP and DAKOTA

Delipei, G. K., Altahhan, M., Rouxelin, P., Sen, S., George, N., Avramova, M., & Ivanov, K. (2025, May 15). NUCLEAR SCIENCE AND ENGINEERING, Vol. 5.

author keywords: High-temperature gas-cooled rectors; uncertainty quantification; sensitivity analysis; modeling and simulation; VSOP
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Engineering Thermal-Hydraulics; Probabilistic and Robust Engineering Design
Sources: Web Of Science, NC State University Libraries
Added: May 27, 2025

2025 article

Development of Serpent/CTF External Coupling for the OECD/NEA TVA-WB1 Benchmark Activities

Albagami, T., Rouxelin, P., Abarca, A., Palmtag, S., Avramova, M., & Ivanov, K. (2025, April 27). NUCLEAR SCIENCE AND ENGINEERING, Vol. 4.

author keywords: Multi-physics; Serpent; CTF; Monte Carlo; Watts Bar Unit 1
topics (OpenAlex): Nuclear Materials and Properties; Nuclear reactor physics and engineering; Nuclear Physics and Applications
Sources: Web Of Science, NC State University Libraries
Added: May 12, 2025

2025 journal article

Sensitivity and uncertainty analysis in pebble-bed reactors: A study using the High-Temperature Code Package (HCP)

ANNALS OF NUCLEAR ENERGY, 219.

By: M. Yaseen*, A. Sadek, W. Osman*, M. Altahhan*, X. Wu*, M. Avramova*, K. Ivanov*

author keywords: High temperature code package; Uncertainty quantification; Sensitivity analysis; Gaussian process
topics (OpenAlex): Probabilistic and Robust Engineering Design; Nuclear reactor physics and engineering; Nuclear Engineering Thermal-Hydraulics
Sources: Web Of Science, NC State University Libraries
Added: May 12, 2025

2025 journal article

Predicting critical heat flux with uncertainty quantification and domain generalization using conditional variational autoencoders and deep neural networks

ANNALS OF NUCLEAR ENERGY, 220.

By: F. Alsafadi n, A. Furlong n & X. Wu n

author keywords: Critical heat flux; Conditional variational autoencoders; Deep neural networks; Uncertainty quantification
topics (OpenAlex): Nuclear Engineering Thermal-Hydraulics; Heat transfer and supercritical fluids; Nuclear reactor physics and engineering
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 28, 2025

2025 journal article

Simulating experimentally observed nonlinear response of large-scale concrete structure to understand the selection of damping: A case of minor nonlinearities

NUCLEAR ENGINEERING AND DESIGN, 439.

By: S. Lee, A. Gupta* & G. Proestos*

author keywords: Concrete Shear Walls; Concrete Damage Plasticity model; Rayleigh damping; Model validation; Performance-based nonlinear seismic analysis
topics (OpenAlex): Structural Behavior of Reinforced Concrete; Seismic Performance and Analysis; Structural Response to Dynamic Loads
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 26, 2025

2025 article

A scaffolding model for designing and implementing work-integrated learning experiences based on the analysis of the university and company's arrangements

Diaz, B., Delgado, C., Han, K., & Lynch, C. (2025, April 2). HIGHER EDUCATION.

By: B. Diaz*, C. Delgado*, K. Han* & C. Lynch*

author keywords: Work-integrated learning; Communities of practice; Scaffolding learning; University company arrangements
topics (OpenAlex): Higher Education and Employability; Higher Education Learning Practices; Innovative Education and Learning Practices
Sources: Web Of Science, NC State University Libraries, ORCID
Added: April 14, 2025

2025 article

A vision-based weigh-in-motion approach for vehicle load tracking and identification

Lam, P. T., Lee, J., Lee, Y., Nguyen, X. T., Vy, V., Han, K., & Yoon, H. (2025, March 16). COMPUTER-AIDED CIVIL AND INFRASTRUCTURE ENGINEERING.

co-author countries: Korea (Republic of) 🇰🇷 Viet Nam 🇻🇳
topics (OpenAlex): Transport Systems and Technology; Advanced Measurement and Detection Methods; IoT and GPS-based Vehicle Safety Systems
Source: Web Of Science
Added: March 24, 2025

2025 journal article

High-Resolution flow boiling simulations with multiple nucleation sites in mini-channels with offset strip fins

APPLIED THERMAL ENGINEERING, 268.

By: A. Iskhakova*, Y. Kondo, K. Tanimoto, N. Dinh* & I. Bolotnov*

author keywords: Flow boiling; Level-set method; Direct numerical simulations
topics (OpenAlex): Heat Transfer and Boiling Studies; Fluid Dynamics and Mixing; Solidification and crystal growth phenomena
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: March 10, 2025

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