### Peter Maginot

**Program Years:**2010-2014**Academic Institution:**Texas A&M University**Field of Study:**Nuclear Engineering**Academic Advisor:**Jim Morel**Practicum(s):**

Knolls Atomic Power Laboratory (2012)**Degree(s):**

Ph.D. Nuclear Engineering, Texas A&M University, 2015

M.S. Nuclear Engineering, Texas A&M University, 2010

B.S. Radiological Health Engineering, and B.S. Nuclear Engineering, Texas A&M University, 2009

#### Current Status

**Status:**Code Physicist**Research Area:**Deterministic Radiation Transport**Contact Information:**pmaginot@lanl.gov

#### Publications

P. G. Maginot and T. S. Haut, "Quadrature Lumping the DFEM Sn Equations in X-Y Geometry", International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2019), Portland, OR, August 25-29, 2019.S. S. Olivier, P. G. Maginot, and T. S. Haut, "High Order Mixed Finite Element Discretization for the Variable Eddington Factor Equations", International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2019), Portland, OR, August 25-29, 2019.

B. C. Yee, T. S. Haut, V. Z. Tomov, and P. G. Maginot, "A Quadratic Programming Based Flux Fixup Method for Arbitrarily High-Order Discontinuous Galerkin Discretizations of the Sn Transport Equations",International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2019), Portland, OR, August 25-29, 2019.

T. S. Haut, P. G. Maginot, V. Z. Tomov, B. S. Southworth, T. A. Brunner, and T. S. Bailey, "An Efficient Sweep-Based Solver for the Sn Equations on High-Order Meshes", Nuclear Science and Engineering, 2019.

P. G. Maginot, T. A. Brunner, "Lumping Techniques for Mixed Finite Element Diffusion Equations" Journal of Computational and Theoretical Transport, 2018. DOI: 10.1080/23324309.2018.1461653

P. G. Maginot, J. C. Ragusa, and J. E. Morel, "Nonnegative Methods for Bilinear Discontinuous Differencing of the SN Equations on Quadrilaterals," Nuclear Science and Engineering, 185(1), pp. 53-69 (2017).

P. G. Maginot, J. C. Ragusa, and J. E. Morel, "High-order Solution Methods for Grey Discrete Ordinates Thermal Radiative Transfer," Journal of Computational Physics, 327, pp.719-746 (2016).

P. G. Maginot, J. C. Ragusa, J. E. Morel, "A Non-Negative, Non-Linear Petrov-Galerkin Method for Bilinear Discontinuous Differencing of the Sn Equations," Joint International Conference on Mathematics and Computation, Supercomputing in Nuclear Applications, and the Monte Carlo Method (M&C 2015), Nashville, TN, April 19-23, 2015.

P. G. Maginot, J. C. Ragusa, J. E. Morel, "Lumping Techniques for DFEM Sn Transport in Slab Geometry," Nuclear Science and Engineering, Vol 179(2), pp. 148-163 (2015).

P. G. Maginot, J. C. Ragusa, J. E. Morel, "Discontinuous Finite Element Discretizations for the Sn Neutron Transport Equation in Problems with Spatially Varying Cross Sections," Annals of Nuclear Energy, Vol 73, pp.506-526 (2014).

P. G. Maginot, J. C. Ragusa, J. E. Morel. "Characterization of High Order Spatial Discretizations and Lumping Techniques for Discontinuous Finite Element SN Transport," International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2013), Sun Valley, Idaho, May 5-9, 2013.

P. Maginot, J. Morel, J. Ragusa. "A Non-Negative Moment-Preserving Sn Spatial Discretization Scheme for 1-D and 2-D Cartesian Geometries", Journal of Computational Physics, Vol. 231(20), Aug. 15, 2012, pp. 6801-6826.

P. Maginot, J. Morel, J. Ragusa, "A Positive Non-linear Closure for the Sn Equations with Linear-Discontinuous Spatial Differencing," International Conference on Mathematics, Computational Methods & Reactor Physics (M&C 2009), Saratoga Springs, New York, May 3-7, 2009.

#### Awards

2018 ANS Annual Meeting, Best Summary and Presentation, Mathematics and Computation Division- T. S. Haut, P. G. Maginot, V. Z. Tomov, T. A. Brunner, and T. S. Bailey, "An Efficient Sweep-based Solver for the Sn Equations on High-Order Meshes," ANS Annual Meeting, Philadelphia, PA, June 17-21, 2018.2013 ANS Student Conference, Best Paper, Mathematics and Computation Track-

P. G. Maginot, J. C. Ragusa, and J. E. Morel, "Effects of Cross Section Discretization on Pointwise Interaction Rates and Spatial Convergence in Sn DFEM Transport", ANS Student Conference, Boston, MA, April 4-6, 2013.

2010 ANS Student Conference, Best Paper, Mathematics and Computation Track-

P. G. Maginot, J. E. Morel, and J. C. Ragusa, "Strictly Non-negative Modification for Linear Discontinuous Differencing of the Sn Equations", ANS Student Conference, Ann Arbor, MI, April 8-10, 2010.

2009 NRC/Texas A&M Nuclear Engineering Department Graduate Fellowship Recipient (academic excellence)

2009 Dwight Look College of Engineering Regents Graduate Fellowship Recipient (academic excellence)

2009 Undergraduate graduation with honors, Cum Laude (Cumulative GPA > 3.5)