Muhammad Altahhan

Works (7)

Updated: May 31st, 2025 05:02

2025 journal article

Development and integration of a tool for physics-based shape and topology optimization in the MOOSE multiphysics simulation framework

Progress in Nuclear Energy, 181, 105619.

By: M. Altahhan n, N. Herring *, S. Schunert* & Y. Azmy n 

author keywords: MOOSE; NEAMS; Optimization; State-space search; Objective function; Combinatorial; Constraints; Design
topics (OpenAlex): Electron and X-Ray Spectroscopy Techniques; Manufacturing Process and Optimization; Machine Learning in Materials Science
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Sources: Web Of Science, NC State University Libraries, Crossref
Added: March 3, 2025

2025 article

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

Yaseen, M., Sadek, A., Osman, W., Altahhan, M., Wu, X., Avramova, M., & Ivanov, K. (2025, April 10). Annals of Nuclear Energy, Vol. 219.

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

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 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 13). Nuclear Science and Engineering, Vol. 5.

By: G. Delipei n, M. Altahhan n, P. Rouxelin n , S. Sen *, N. George *, M. Avramova n , K. Ivanov n 

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

2022 journal article

Extending a low-order inhomogeneous adjoint equations model to a higher-order model with verification on integral applications

Annals of Nuclear Energy, 177, 109277.

By: M. Altahhan n, R. van Geemert, M. Avramova*  & K. Ivanov* 

author keywords: Nodal Expansion Method (NEM); Adjoint Lagrange Multiplier; Axial Offset (AO); Perturbation analysis; Sensitivity analysis; IAEA
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Materials and Properties; Advancements in Semiconductor Devices and Circuit Design
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Sources: Web Of Science, NC State University Libraries, Crossref
Added: May 30, 2023

2021 journal article

Development and verification of a higher-order mathematical adjoint nodal diffusion solver

Annals of Nuclear Energy, 163, 108548.

By: M. Altahhan n, R. van Geemert*, M. Avramova n  & K. Ivanov n 

author keywords: Nodal Expansion Method (NEM); Lagrange multiplier; Adjoint; Diffusion equation; Verification; Perturbation analysis; Sensitivity analysis; IAEA-3D benchmark
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Physics and Applications; Nuclear Materials and Properties
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Sources: Web Of Science, NC State University Libraries, Crossref
Added: September 7, 2021

2017 article

Analytical solution of the Telegraph Point Reactor Kinetics model during the cold start-up of a nuclear reactor

Altahhan, M. R., Aboanber, A. E., & Abou-Gabal, H. H. (2017, June 13). Annals of Nuclear Energy.

By: M. Altahhan n, A. Aboanber * & H. Abou-Gabal *

author keywords: Point reactor kinetics; Telegraph equation; P-1 approximation; Reactor startup; Linear reactivity
topics (OpenAlex): Nuclear reactor physics and engineering; Zeolite Catalysis and Synthesis; Field-Flow Fractionation Techniques
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Source: Web Of Science
Added: August 6, 2018

2017 article

Response of the point-reactor telegraph kinetics to time varying reactivities

Altahhan, M. R., Aboanber, A. E., Abou-Gabal, H. H., & Nagy, M. S. (2017, March 15). Progress in Nuclear Energy.

By: M. Altahhan n, A. Aboanber *, H. Abou-Gabal * & M. Nagy *

topics (OpenAlex): Nuclear reactor physics and engineering; Advanced Thermodynamics and Statistical Mechanics; Field-Flow Fractionation Techniques
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Source: Web Of Science
Added: August 6, 2018

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