Publications

S. Z. Ghrayeb, V. Wilson, “Regulatory Research on Use of Burnup Credit for Criticality Safety in BWR Spent Fuel Transportation Packages”, Proceedings of the 18th International Symposium on the Packaging and Transportation of Radioactive materials (PATRAM 2016), Kobe, Japan, September 18-23, 2016.

S. Z. Ghrayeb, V. Wilson, “Regulatory Perspective of boiling Water Reactor Peak Reactivity Credit in Spent Fuel Storage and Transportation”, International Conference on Nuclear Criticality Safety, Charlotte, NC, September 13-18, 2015

M. Ouisloumen, A. M. Ougouag, S. Z. Ghrayeb, “Anisotropic Elastic Resonance Scattering Model for the Neutron Transport Equation”, Nuclear Science and Engineering, 179, (2015) p. 1-26.

S. Z. Ghrayeb, A. M. Ougouag, M. Ouisloumen, K. N. Ivanov, “Multi-Group Formulation of the Temperature-Dependent Resonance Scattering Model and its Impact on Reactor Core Parameters”, Annals of Nuclear Energy, 63, (2014) p. 751-762.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K. N. Ivanov, “Multigroup Computation of the Temperature-Dependent Resonance Scattering Model (RSM) and its Implementation”, PHYSOR 2012, Knoxville, TN April 15-20, 2012.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K. N. Ivanov, “Deterministic Modeling of Higher Angular Moments of Resonant Neutron Scattering”, Annals of Nuclear Energy, 38, (2011) p. 2291 –2297.

S. Z. Ghrayeb, K. N. Ivanov, S. H. Levine, E. P. Loewen, “Burnup Performance of Fast Sodium Cooled Reactor by Utilizing Thorium Based Fuels”, Nuclear Technology, 176, (2011) p. 188-194.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K. N. Ivanov, “Computation of the Resonant Neutron Scattering to Higher Angular Moments”, invited paper, ANS Transactions, v. 105, Washington D.C., November 1-3, 2011.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K.N. Ivanov, “Multigroup Formulation of the Resonance Scattering Model (RSM) and its Implementation”, International Conference on Physics and Technology of Reactors and Applications, Fez, Morocco, September 26-28, 2011.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K. N. Ivanov, “Effect of the Resonance Scattering Model on Reactor Core Neutronics Calculations”, Proceedings of High Temperature Reactor , Prague, Czech Republic, October 18-20, 2010.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K. N. Ivanov, “The Resonance Neutron Scattering Angular Moments Using the Deterministic Approach”, ANS Transactions, v. 103, Las Vegas, NV, November 7-11, 2010.

S. Z. Ghrayeb, K. N. Ivanov, S. H. Levine, E. P. Loewen, “Assessment of Thorium-Based Fuels in Sodium-Cooled Fast Reactor”, invited paper, ANS Transactions, v. 103, Las Vegas, NV, November 7-11, 2010.

S. Z. Ghrayeb, M. Ouisloumen, A. M. Ougouag, K. N. Ivanov, “Effect of the Resonance Scattering Model on Reactor Core Neutronics Calculations”, Proceedings of High Temperature Reactor, Prague, Czech Republic, October 18-20, 2010.

F. Puente Espel, S. Ghrayeb, K. Ivanov, S. Tarantola, “Application of Global Sensitivity Analysis Approach to Exercise 1-2 of the OECD LWR UAM Benchmark”, PHYSOR 2010, Pittsburgh, PA May 9 – 14, 2010.

F. Puente Espel, S. Ghrayeb, K. Ivanov, S. Tarantola, “Application of Global Sensitivity Analysis Approach To Exercise I-1 Of The OECD LWR UAM Benchmark”, Invited paper for M&C 2009, Saratoga Springs, New York, May 3-7, 2009.

S. Z. Ghrayeb, F. Puente Espel, “Monte Carlo solutions of selected test problems for Exercise I-2”, OECD/ NEA Benchmark for Uncertainty Analysis in Best-Estimate Modeling, University Park, PA, April 29 – May 1, 2009.

F. Puente Espel, S. Z. Ghrayeb, S. Tarantola, K. Ivanov, “Application of global sensitivity analysis approach to Exercise I-1”, OECD/ NEA Benchmark for Uncertainty Analysis in Best-Estimate Modeling, University Park, PA, April 29 – May 1, 2009.

S. Z. Ghrayeb, K. N. Ivanov, S. H. Levine and F. Puente-Espel, Eric P. Loewen, “Improving Burnup Performance of Fast Sodium Cooled Reactor by Utilizing Thorium Based Fuels”, M&C 2009, Saratoga Springs, New York, May 3-7, 2009.

S. Z. Ghrayeb, K. N. Ivanov, S. H. Levine, E. P. Loewen, “Development of Monte Carlo Models to Investigate Thorium-Based Fuel in Sodium Cooled Fast Reactors,” ANS Winter Meeting 2008, Reno, Nevada, USA.

S. Z. Ghrayeb, P. S. Brantley, M. H. Kalos, “Monte Carlo Investigation of Neutron Penetration in Hydrogen” Lawrence Livermore National Laboratory, Summer 2008, UCRL-POST-2333321.

S. Z. Ghrayeb, P.S. Brantley & M. H. Kalos, “Monte Carlo Investigation of Neutron Penetration in Hydrogen” Lawrence Livermore Laboratory High Energy Density Physics Summer Group Presentation. UCRL-PRES-233322.

S. Z. Ghrayeb, S. Labov, M. Pivovaroff , “Contextually-Aware Expert-System for Automated Nuclear Threat Assessment” Lawrence Livermore National Laboratory Summer 2006. Poster Presentation. UCRL-223556.