Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference

(M&C+SNA+MC 2015)

Nashville, Tennessee, USA

19-23 April 2015

Volume 1 of 4

ISBN: 978-1-5108-0804-1 Printed from e-media with permission by:

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Curran Associates, Inc. 57 Morehouse Lane Red Hook, NY 12571 USA Phone: 845-758-0400 Fax: 845-758-2634 Email: [email protected] Web: www.proceedings.com TABLE OF CONTENTS

VOLUME 1

MONTE CARLO METHODS

Application of a Discretized Phase Space Approach to the Analysis of Monte Carlo Uncertainties ...... 1 Thomas M. Sutton

Estimating the Effective Generation Time with Monte Carlo Correlated Sampling...... 18 David P. Griesheimer, Thomas P. Goter

New Algorithm for Monte Carlo Particle-Transport Simulation to Recover Event-by-Event Kinematic Correlations Of Reactions Emitting Charged Particles...... 35 T. Ogawa, T. Sato, S. Hashimoto, K. Niita

Methods and Techniques for Monte Carlo Physics Validation...... 46 Gabriela Hoff, Tullio Basaglia, Chansoo Choi, Min Cheol Han, Chan Hyeong Kim, Han Sung Kim, Sung Hun Kim, Maria Grazia Pia, Paolo Saracco, Marcia Begalli

Mean Free Path Based Kernel Density Estimators for Capturing Edge Effects in Reactor Physics Problems ...... 58 Timothy P. Burke, Brian C. Kiedrowski, William R. Martin

Kernel Density Estimation for Grey Implicit Monte Carlo Radiation Transport...... 71 A. M. Holgado, R. T. Holladay, A. B. Wollaber, M. A. Cleveland, T. J. Urbatsch, R. G. McClarren

Progress on Long Period Random Number Generator in Monte Carlo Code RMC ...... 83 Feng Yang, Jingang Liang, Kan Wang, Ganglin Yu, Ding She

Development of a Monte-Carlo Based Method for Calculating the Effect of Stationary Fluctuations ...... 93 E. E. Pettersen, C. Demaziere, K. Jareteg, T. Schonfeldt, E. Nonbol, B. Lauritzen

Real Variance Estimation of BEAVRS Benchmark in McCARD Monte Carlo Eigenvalue Calculations...... 110 Ho Jin Park, Hyun Chul Lee, Jin Young Cho, Hyung Jin Shim, Chang Hyo Kim

Accelerated Path Generation and Visualization for Numerical Integration of Feynman Path Integrals for Radiative Transfer...... 122 Paul Kilgo, Jerry Tessendorf

Relativistic Kinematics for Photoneutron Production in Monte Carlo Transport Calculations ...... 134 Edmund Caro, Paul K. Romano, Stephen C. Marin, David P. Griesheimer

Variance Reduction Applications Using Visual MCNP ...... 148 Randy Schwarz, Oyeon Kum, Angel Licea, Mauritius Hiller

Explicit Modelling of Double-Heterogeneous Pebble-Bed Reactors with the RMC Code ...... 160 Ding She, Fei Xie, Fu Li, Shichang Liu, Kan Wang

Using Fission Chain Analysis to Inform Probability of Extinction/Initiation Calculations with MCATK...... 171 Steven Nolen

Monte Carlo Performance Analysis for Varying Cross Section Parameter Regimes ...... 180 Ronald O. Rahaman, Andrew R. Siegel, Paul K. Romano

Implementation of a Least Squares Temperature Fit of the Thermal Scattering Law in MCNP6 ...... 192 Andrew T. Pavlou, Wei Ji, Forrest B. Brown

Direct, On-The-Fly Calculation of Unresolved Resonance Region Cross Sections in Monte Carlo Simulations...... 202 Jonathan A. Walsh, Benoit Forget, Kord S. Smith, Brian C. Kiedrowski, Forrest B. Brown

Implicit Monte Carlo Adaptations for Tetrahedral Meshes with Node-Based Unknowns...... 217 Alex R. Long, Ryan G. McClarren, Jacob I. Waltz, John G. Wohlbier

Monte Carlo Application Toolkit (MCATK): Advances for 2015 ...... 231 Jeremy Sweezy, Steve Nolen, Terry Adams, Travis Trahan, Lori Pritchett-Sheats

Using Fractional Cascading to Accelerate Cross Section Lookups in Monte Carlo Neutron Transport Calculations ...... 242 Amanda L. Lund, Andrew R. Siegel, Benoit Forget, Colin Josey, Paul K. Romano

An Interim Strategy for the Treatment of Temperature-dependent Nuclear Data in Monte Carlo Particle Transport Codes ...... 250 Paul K. Romano, Timothy H. Trumbull, Thomas M. Sutton

Metrics for Diagnosing Undersampling in Monte Carlo Tally Estimates...... 268 Christopher M. Perfetti, Bradley T. Rearden

Momentum Deposition in Curvilinear Coordinates ...... 281 M. A. Cleveland, A. B. Wollaber, R. B. Lowrie, K. G. Thompson, G. M. Rockefeller

Correlated Sampling Monte Carlo for Critical Boron Search...... 292 Aaron M. Bevill, William R. Martin

Tracking to Nonaligned and to Distant Tori ...... 305 Kenneth A. Van Riper

Uncertainty Underprediction in Coupled Time-Dependent Monte Carlo Simulations with Serpent 2 ...... 313 Ville Valtavirta

Adjoint Sensitivity and Uncertainty Analysis in Monte Carlo Wielandt Calculations ...... 325 Sung Hoon Choi, Hyung Jin Shim

Stabilization Technique of Modified Power Iteration Method for Monte Carlo Simulation of Neutron Transport Eigenvalue Problem...... 334 Peng Zhang, Hyunsuk Lee, Deokjung Lee

DETERMINISTIC TRANSPORT METHODS

An Explicit, Positivity-Preserving Flux-Correct Transport Scheme for the Transport Equation Using Continuous Finite Elements ...... 347 Joshua Hansel , Jean Ragusa, Jean-Luc Guermond

Numerical and Analytical Studies of the Spectrum of Parallel Block Jacobi Iterations for Solving the Weighted Diamond Difference Form Of The SN Equations ...... 362 Yousry Y. Azmy, Dmitriy Anistratov, R. Joseph Zerr

A New Multiple Balance Method for Spatially Discretizing the SN Equations...... 374 Ben C. Yee, Edward W. Larsen

A Non-negative, Non-linear Petrov-Galerkin Method for Bilinear Discontinuous Differencing of the SN Equations...... 388 Peter G. Maginot, Jean C. Ragusa, Jim E. Morel

Theoretical Investigation of Noise Propagation in Low-Order Equation for the Scalar Flux...... 400 Anil K. Prinja

Evaluation of PWR and BWR Calculational Benchmarks from NURERG/CR-6115 Using the Transfx Nuclear Analysis Software ...... 412 B. P. Richardson

Domain Decomposition Method for 2D and 3D Transport Calculations Using Hybrid MPI/OPENMP Parallelism ...... 424 R. Lenain, E. Masiello, F. Damian, R. Sanchez

Stabilization Methods for CMFD Acceleration...... 442 M. Jarrett, B. Kelley, B. Kochunas, T. Downar, E. Larsen

A Linear Stability Analysis of the Multigroup High-Order Low-Order (HOLO) Method ...... 454 T. S. Haut, R. B. Lowrie, H. Park, R. M. Rauenzahn, A. B. Wollaber

Nonlinear Diffusion Acceleration Method with Multigrid Multiplicative Corrections For Multigroup Eigenvalue Transport Problems ...... 467 Luke R. Cornejo, Dmitriy Y. Anistratov

Techniques for Stabilizing Coarse-Mesh Finite Difference (CMFD) in Methods of Characteristics (MOC)...... 480 Lulu Li, Kord Smith, Benoit Forget

An Analytical Discrete Ordinates Solution for One-Speed Slab Geometry Adjoint Transport Problems with Isotropic Scattering ...... 494 Cassio B. Pazinatto, Solange R. Cromianski, Ricardo C. Barros, Liliane B. Barichello

A Benchmark for Assessing the Effectiveness of Diffusion Synthetic Acceleration Schemes...... 505 Richard P. Smedley-Stevenson, Andrew W. Hagues, Jozsef Kophazi

A Surface Integral Based Momentum Advection Scheme for Neutron Transport in Moving Materials...... 521 Erin D. Fichtl, Randal S. Baker, Jon A. Dahl, Jim E. Morel

Reconstruction of Neutronic Macroscopic Cross-Sections Using Tucker Decomposition ...... 534 Thi Hieu Luu, Matthieu Guillo, Pierre Guerin, Yvon Maday

Relaxation Schemes for the M1 Model with Space-Dependent Flux:Application to Radiotherapy Dose Calculation...... 547 Teddy Pichard, Martin Frank, Denise Aregba-Driollet, Stephane Brull, Bruno Dubroca

Evaluation of PWR Simulation Benchmarks Identified in U.S. NRC Regulatory Guide 1.190 Using the TRANSFX Nuclear Analysis Software...... 559 B. P. Richardson

Property Analysis on the Spatially Dependent Resonance Self-shielding Method...... 569 Hongbo Zhang, Chuntao Tang, Bo Yang, Weiyan Yang, Guangwen Bi

REACTOR PHYSICS

Variationally-Derived Discontinuity Factors for the Asymptotic, Homogenized Diffusion Equation...... 580 Travis J. Trahan, Edward W. Larsen

Considering the Up-scattering in Resonance Interference Treatment in Apollo3®...... 595 Li Mao, Richard Sanchez, Igor Zmijarevic

Doppler Coefficients Using MC2-3, MC2-2 and MCNP-XT...... 611 Zhiwen Xu, Graham Malmgren, Nick Touran, Chuck Whitmer, Changho Lee

Accuracy of a Subgroup Method for Pressurized Water Reactor Fuel Assembly Models ...... 623 Axel Canbakan, Alain Hebert, Jean-Francois Vidal

Conservative Nonlinear Diffusion Acceleration Applied to the Unweighted Least-Squares Transport Equation in MOOSE ...... 636 Jacob R. Peterson, Hans R. Hammer, Jim E. Morel, Jean C. Ragusa, Yaqi Wang

Three Dimensional Benchmark Specification Based off of the Integral Inherently Safe Light Water Reactor (I2S- LWR) Concept ...... 649 Gabriel Kooreman, Ryan Hon, Farzad Rahnema, Bojan Petrovic

VERA Core Simulator Methodology for PWR Cycle Depletion...... 660 Brendan Kochunas, Benjamin Collins, Daniel Jabaay, Shane Stimpson, Aaron Graham, Kang Seog Kim, William Wieselquist, Kevin Clarno, Scott Palmtag, Thomas Downar, Jess Gehin

Initial Verification of the High-Fidelity Neutron Transport Code PROTEUS for Heterogeneous Geometry Problems ...... 674 Emily R. Shemon, Changho Lee, Micheal A. Smith

Crane: A New Scale Super-Sequence for Neutron Transport Calculations ...... 688 Congjian Wang, Hany S. Abdel-Khalik, Ugur Mertyurek

Sensitivity of Reactor Transient Analysis on 3-D Effective Beta Core Model...... 698 S. Kalcheva, E. Koonen

Optimization of Depletion Modeling and Simulation for the High Flux Isotope Reactor...... 713 B. R. Betzler, B. J. Ade, D. Chandler, G. Ilas, E. E. Sunny

The Finite Element with Discontiguous Support Multigroup Method: Theory...... 725 Andrew T. Till, Marvin L. Adams, Jim E. Morel

The Finite Element with Discontiguous Support Multigroup Method: Application ...... 737 Andrew T. Till, Marvin L. Adams, Jim E. Morel

Fourier Convergence Analysis of Two-Node Coarse-Mesh Finite Difference Method for Two-Group Neutron Diffusion Eigenvalue Problem...... 749 Yongjin Jeong, Jinsu Park And Deokjung Lee, Hyun Chul Lee

The Stability of Boiling Water Reactors As a Catastrophe Phenomenon...... 763 I. Pazsit, V. Dykin, H. Konno, T. Kozlowski

Preparation of Pin-By-Pin Nuclear Libraries with Superhomogenization Method for Ntracer and Dort Core Calculations...... 775 P. Mala, S. Canepa, H. Ferroukhi, A. Pautz

The Library Approximation Method for the Future EDF Chain - ANDROMEDE...... 787 A. Calloo, H. Leroyer, X. Shang

NJOY Based Multigroup Cross Section Generation for Fast Reactor Analysis ...... 800 Chang Hyun Lim, Han Gyu Joo, Won Sik Yang

Analysis of Temperature Effects on Reactivity of Light Water Reactor Fuel Assemblies by Using MVP-2 Adopting an Exact Resonace Elastic Scattering Model...... 812 Toru Yamamoto, Tomohiro Sakai

VOLUME 2

A Semi-Heterogeneous Method For On-The-Fly Environmental Correction of Nodal Equivalence Parameters ...... 824 R. H. Prinsloo, O. M. Zamonsky, D. I. Tomasevic, B. Erasmus, S. A. Groenewald

Utilization of LR-0 Reactor in MSR Research...... 841 Evžen Losa, Michal Koštal, Vojtech Rypar, Martin Schulz, Bohumil Jansky´, Evžen Novak

Temperature Limited Transient Calculations For The Transient Reactor Test Facility (TREAT) Using MCNP and the Point Kinetics Code TREKIN...... 853 Dimitrios C. Kontogeorgakos, Heather M. Connaway, Keith L. Derstine, Arthur E. Wright, Sean R. Morrell

Interior Penalty Discontinuous Galerkin Method for a Homogenized Diffusion Equation in Reactor Simulations ...... 865 S. Gonzalez-Pintor, A. Vidal-Ferrandiz, D. Ginestar, C. Demaziere, M. Asadzadeh, G. Verdu

Neutronic Feasibility Study for Conceptual BWR Mo Fuel Cladding Assembly Designs ...... 878 Ren-Tai Chiang, Bo-Ching Cheng

Implementation of CRAM Depletion Solverwith External Feed and Improved Accuracy into ORIGEN ...... 886 A. E. Isotalo, W. A. Wieselquist

M&S FOR FUSION ENERGY SYSTEMS

An Advanced MC Modeling and Multi-Physics Coupling System for Fusion Applications...... 898 Yuefeng Qiu, Lei Lu, Ulrich Fischer

Monte Carlo Based Method for Shutdown Dose Rates Calculations: Functionality, Validation, Application ...... 910 P. Pereslavtsev, U. Fischer

Quality and Performance of a Pseudo-random Number Generator in Massively Parallel Particle Simulations...... 923 Seikichi Matsuoka, Shinsuke Satake, Yasuhiro Idomura, Toshiyuki Imamura

Accelerating Fusion Reactor Neutronics Modeling by Automatic Coupling of Hybrid Monte Carlo/Deterministic Transport on CAD Geometry ...... 936 Elliott Biondo, Ahmad M. Ibrahim, Scott W. Mosher, Robert E. Grove

Applications of Supercomputing in Fusion Neutronics of Iter Diagnostic Ports ...... 951 A. Serikov, U. Fischer, A. Suarez, R. Barnsley, L. Bertalot, R. O’Connor, R. Thenevin, V. S. Udintsev

Modelling of the Remote Handling Systems with MCNP – Jet Fusion Reactor Example Case...... 963 Luka Snoj, Igor Lengar, Aljaž Cufar, Brian Syme, Sergey Popovichev, Sean Conroy, Lewis Meredith

Monte Carlo Simulation Software SuperMC2.2 for Fusion and Fission Applications...... 975 Yican Wu, Jing Song, Liqin Hu, Pengcheng Long, Lijuan Hao, Mengyun Cheng, Tao He, Huaqing Zheng, Shengpeng Yu, Yuetong Luo, Guangyao Sun, Zhenping Chen, Bin Wu, Quan Gan, Wen Wang, Dong Wang, Peng Ge, Chaobin Chen, Jun Zou, Zihui Yang, Jinbo Zhao, Ting Li, Liu Hong, Hui Wang, Ling Fang

TRANSPORT IN STOCHASTIC MEDIA

On the Accuracy of the Non-Classical Transport Equation in 1-D Random Periodic Media ...... 988 Richard Vasques, Kai Krycki

An Improved Deterministic Method for the Solution of Stochastic Media Transport Problems ...... 1000 Shawn D. Pautz, Brian C. Franke

A Generalized Levermore-Pomraning Closure for Stochastic Media Transport Problems...... 1012 Shawn D. Pautz, Brian C. Franke

Accuracy of the Chord Length Sampling Method Near Boundaries of 1-D Finite Stochastic Materials...... 1023 C. Russell Willis, David P. Griesheimer, Erich Schneider

MATHEMATICAL METHODS IN NUCLEAR NONPROLIFERATION AND SAFEGUARDS APPLICATIONS

An Effect of Capture Gammas, Photofission and Photonuclear to the Neutron-gamma Feynman Variance-tomean Ratios (Neutron, Gamma and Total)...... 1040 Dina Chernikova, Imre Pazsit, Stephen Croft, Andrea Favalli

Spent Fuel Modeling and Simulation Using Origami for Advanced NDA Instrument Testing ...... 1052 Jianwei Hu, Ian Gauld, Andrew Worrall, Henrik Liljenfeldt, Se-Hwan Park, Anders Sjoland, In-Chan Kwon, Ho-Dong Kim

Calculation of Prompt Neutron Decay Constant with Monte Carlo Differential Operator Sampling...... 1065 Yasunobu Nagaya

Passive Neutron Interrogation for Fissile Mass Estimation in Systems with an Unknown Detection Efficiency...... 1074 C. Dubi, B. Pedersen, A. Ocherashvilli, H. Ettegui

Estimating Moments of the Neutron Chain Size Distribution in Multiplying Items ...... 1088 Nick Hengartner, Tom Burr, Stephen Croft, Mark Smith-Nelson

Evaluation of the True Coincidence Summing Effects on Uranium Enrichment Measurements Using a Monte Carlo Approach ...... 1111 A. Bosko, A. Berlizov

A Method to Determine Detector Response Functions in a Heavily Shielded Environment and Application to Spent Fuel Measurements with Cadmium Zinc Telluride Detectors ...... 1123 A. Borella, R. Rossa, K. Van Der Meer

Progress on Monte Carlo Simulations for IAEA Safeguards Verification ...... 1134 Tae Hoon Lee, Andrey Berlizov, David H. Beddingfield, Alain Lebrun

Sensitivity Analysis and Uncertainty Quantification of Neutron Multiplicity Statistics using Perturbation Theory...... 1146 Sean O’Brien, John Mattingly, Dmitriy Anistratov

NEXT GENERATION SN MESH SEEPS

Energy Correlations of Prompt Fission Neutrons in the Laboratory Frame ...... 1158 Imre Pazsit, Zsolt Elter

Research at AWE on the Exploitation of Many-Core Technologies for the Efficient Solution of Parallel Deterministic Transport Problems...... 1168 Richard P. Smedley-Stevenson, David J. Barrett, Wayne P. Gaudin, Andrew W. Hagues, Simon R. Merton, Iain R. Miller, David M. Turland

An SN Algorithm for Modern Architectures ...... 1178 Randal S. Baker

Three-dimensional Discrete Ordinates Reactor Assembly Calculations on GPUs ...... 1192 Thomas M. Evans, Wayne Joubert, Steven P. Hamilton, Seth R. Johnson, John A. Turner, Gregory G. Davidson, Tara M. Pandya

Parallel SN Sweeps on Adapted Meshes ...... 1206 Bruno Turcksin

Provably Optimal Parallel Transport Sweeps with Non-Contiguous Partitions...... 1218 Michael P. Adams, Marvin L. Adams, Carolyn N. McGraw, Andrew T. Till, Teresa S. Bailey

KRIPKE - A Massively Parallel Transport Mini-App...... 1237 Adam J. Kunen, Teresa S. Bailey, Peter N. Brown

Parallel Deterministic Transport Sweeps of Structured and Unstructured Meshes with Overloaded Mesh Decompositions ...... 1250 Shawn D. Pautz, Teresa S. Bailey

COMPUTATIONAL THERMAL HYDRAULICS AND FLUID DYNAMICS

Application of the Reactor System Code RELAP-7 to Single- and Two-Phase Flow Water-Hammer Problems...... 1267 Marc O. Delchini, Jean C. Ragusa, Ray A. Berry, David Andrs, Richard Martineau

PETSC-Based Parallel Semi-Implicit CFD Code Gasflow-Mpi in Application of Hydrogen Safety Analysis in Containment of Plant ...... 1279 Jianjun Xiao, John R. Travis, Peter Royl, Anatoly Svishcheva, Thomas Jordana, Wolfgang Breitunga

Development and Test of a Transient Fine-Mesh LWR Mutliphysics Solver in a CFD Framework ...... 1293 Klas Jareteg, Rasmus Andersson, Christophe Demaziere

Numerical Investigation of Instabilities in the Two-Fluid Model for CFD Simulations of LWRs...... 1309 Klas Jareteg, Henrik Strom, Srdjan Sasic, Christophe Demaziere

RESPONSE METHODS FOR PARTICLE TRANSPORT MODELING AND SIMULATION

Response Matrix Solution to Discrete Ordinates Approximation of the 1D Monoenergetic Neutron Transport Equation ...... 1327 Barry D. Ganapol

An Adaptive Comet Method Solution to a Configuration of the C5G7 Benchmark Problem ...... 1339 Kyle Remley, Farzad Rahnema

A Fission Matrix Approach to Calculate Pin-wise 3-D Fission Density Distribution...... 1351 William Walters, Nathan Roskoff, Alireza Haghighat

COMPUTATIONAL METHODS USING HPC

Radiation Hydrodynamics with a High-Order, Low-Order Method ...... 1362 A. B. Wollaber, H. Park, R. B. Lowrie, R. Rauenzahn, M. A. Cleveland

High Performance Simulation for Sediment Transport on Rivers on Fukushima Area: Parallelization of 2D River Simulation Code Nays2D ...... 1375 Susumu Yamada, Akihiro Kitamura, Hiroshi Kurikami, Masahiko Machida

A Study on the Parallel, Iterative Solution of Systems of Linear Equations Appearing on Analytical Nodal Schemes for Two-dimensional Cartesian Geometry Discrete Ordinates Problems...... 1384 Rudnei Dias Da Cunha, Anderson Tres, Liliane Basso Barichello

NEXT GENERATION PARALLELISM FOR MONTE CARLO

MCNP6 Monte Carlo Code Optimization ...... 1396 Forrest Brown

Advanced Computing Architecture Challenges for the Mercury Monte Carlo Particle Transport Project ...... 1409 Patrick S. Brantley, Shawn A. Dawson, Michael Scott McKinley, Matthew J. O’Brien, David E. Stevens, Bret R. Beck, Eugene D. Brooks III, Ryan C. Bleile

High Performance Monte Carlo Computing with Tripoli : Present and Future ...... 1421 Francois-Xavier Hugot, Emeric Brun, Fausto Malvagi, Jean-Christophe Trama, Thierry Visonneau

Maximum Efficiency in Massively Parallel Execution of Monte Carlo Criticality Calculations ...... 1436 J. Eduard Hoogenboom, Aleksandar Ivanov, Victor Sanchez

Strategies and Algorithms for Hybrid Shared-Memory/Message-Passing Parallelism in Monte Carlo Radiation Transport Codes ...... 1449 David P. Griesheimer, Brian R. Nease, Peter S. Dobreff, Paul K. Romano, Daniel F. Gill

Shift: A Massively Parallel Monte Carlo Radiation Transport Package...... 1472 Tara M. Pandya, Seth R. Johnson, Gregory G. Davidson, Thomas M. Evans, Steven P. Hamilton

Influence of the Memory Subsystem on Monte Carlo Code Performance ...... 1486 Paul K. Romano, Andrew R. Siegel, Ronald O. Rahaman

Parallel Computing with Particle and Heavy Ion Transport Code System (PHITS) ...... 1498 T. Furuta, T. Sato, T. Ogawa, K. Niita, K. L. Ishikawa, S. Noda, S. Takagi, T. Maeyama, N. Fukunishi, K. Fukasaku, R. Himeno

Advancements in Monte Carlo Capabilities for SCALE 6.2 ...... 1507 B. T. Rearden, K. B. Bekar, C. Celik, C. M. Perfetti, S. W. D. Hart

Hierarchical Geometry Tree-based Method for Scoring Massive Tallies in Monte Carlo Particle Transport Calculation ...... 1520 Shu Zhang, Jing Song, Bin Wu, Lijuan Hao, Liqin Hu

VALIDATION, VERIFICATION, AND UQ

Physics-guided Coverage Mapping (PCM): A New Methodology for Model Validation...... 1530 Hany S. Abdel-Khalik, Ayman I. Hawari

Depletion Calculation and Uncertainty / Sensitivity Analysis for a Sodium-Cooled Fast Spectrum Fuel Assembly...... 1542 A. Aures, F. Bostelmann, V. Hannstein, K. Velkov, W. Zwermann, N. Guilliard, J. Lapins, W. Bernnat

Probabilistic Error Bounds for Reduced Order Modeling...... 1552 Mohammad G. Abdo, Congjian Wang, Hany S. Abdel-Khalik

Development of a Genetic Algorithm for Neutron Energy Spectrum Adjustment...... 1561 Richard M. Vega, Edward J. Parma

JSI TRIGA Fission Rate Experimental Benchmark ...... 1573 Žiga Štancar, Luka Snoj, Loic Barbot, Christophe Domergue

Modeling and Simulation of Hanford B Reactor Experiments ...... 1585 Germina Ilas, Ian Gauld, Eva Sunny, Mike Westfall, Jennifer Nguyen

Impact of Fission Yield Correlations on Burnup Problems ...... 1599 Luca Fiorito, Alexey Stankovskiy, Gert Van Den Eynde, Carlos J. Diez, Oscar Cabellos

MONTE CARLO WITH CAD AND COMPLEX GEOMETRIES

Convex-based Void Filling Method for CAD-based Monte Carlo Geometry Modeling ...... 1611 Shengpeng Yu, Mengyun Cheng, Song Jing, Pengcheng Long, Liqin Hu

Advanced Geometry Navigation Methods Without Cavity Representation for Fusion Reactors...... 1622 Bin Wu, Zhenping Chen, Jing Song, Pengcheng Long, Liqin Hu

CAD-Based Geometry Type in Serpent 2 -- Application in Fusion Neutronics ...... 1635 Jaakko Leppanen

Preliminary Investigation of MCNP6 Unstructured Mesh Geometry for Radiation Flux Calculations Involving Space Environment ...... 1647 Kristofer Zieb, Hui Lin, Wei Ji, Peter F. Caracappa, X. George Xu

VOLUME 3

Cad Based High Energy Particle Transport Using DAGMC Toolkit ...... 1657 Andrew Davis, Paul P. H. Wilson, Kerry T. Lee

Meteor: CAD, CSG and Woodcock Models ...... 1666 K Searson, F Fleurot, D Dewar, S Connolly, P Hulse

The CAD to MC Geometry Conversion Tool MCCAD: Recent Advancements and Applications ...... 1679 L. Lu, U. Fischer, Y. Qiu, P. Pereslavtsev

WHOLE-CORE MODELING AND SIMULATION

Analysis of BEAVRS Benchmark Problem by Using Enhanced Monte Carlo Code MVP with JENDL-4.0 ...... 1690 Motomu Suzuki, Yasushi Nauchi

® Improved Diffusion Coefficents for SPN Axial Solvers in the MPACT 2D/1D Method Applied to the AP1000 PWR Start-Up Core Models ...... 1702 Shane Stimpson, Fausto Franceschini, Benjamin Collins, Andrew Godfrey, Kang Seog Kim, Aaron Graham, Thomas Downar

Comet Whole Core Solution to an I2S-LWR Benchmark Problem...... 1717 Dingkang Zhang, Farzad Rahnema, Ryan Hon, Gabriel Kooreman, Bojan Petrovic

Analysis of the BEAVRS Benchmark Using VERA-CS...... 1729 Benjamin Collins, Andrew Godfrey

THEORETICAL TOPICS IN NEUTRON TRANSPORT THEORY

Stability of SN K-Eigenvalue Iterations using CMFD Acceleration...... 1740 Kendra P. Keady, Edward W. Larsen

A New Derivation of the Doppler-Broadened Kernel for Elastic Scattering and Application to Upscattering Analysis in the Resonance Range Of 238U ...... 1753 Richard Sanchez

An Azimuthal, Fourier Moment-Based Transverse Leakage Approximation for the MPACT 2D/1D Method ...... 1768 Shane Stimpson, Benjamin Collins, Thomas Downar

HYBRID MONTE CARLO/DETERMINISTIC TRANSPORT

Development, Verification and Test Application of a Hybrid CASMO-5/SERPENT Depletion Scheme...... 1781 O. Leray, M. Pecchia, A. Vasiliev, H. Ferroukhi, A. Pautz, H. Perrier

BWR Full Core Analysis with SERPENT/SIMULATE-3 Hybrid Stochastic/Determinstic Code Sequence...... 1794 M. Hursin, L. Rossinelli, H. Ferroukhi, A. Pautz

A High-Order Low-Order Algorithm with Exponentially-Convergent Monte Carlo for Thermal Radiative Transfer ...... 1807 Simon R. Bolding, Jim E. Morel, Mathew A. Cleveland

Acceleration of Shutdown Dose Rate Monte Carlo Calculations Using the Multi-Step Cadis Hybrid Method...... 1819 Ahmad M. Ibrahim, Douglas E. Peplow, Robert E. Grove

IMPROVED MULTIGROUP CROSS SECTION GENERATION

Simple Benchmark for Evaluating Self-Shielding Models...... 1832 Nathan A. Gibson, Kord Smith, Benoit Forget

An Asymptotic Scaling Factor for Multigroup Cross Sections ...... 1851 Thomas G. Saller, Edward W. Larsen, Thomas Downar

Multi Group Geometrical Correction for Coupled Monte Carlo Codes: Multi-Regional Thermal System...... 1863 D. Kotlyar, E. Shwageraus, E. Fridman

Development of a New 47-Group Library for the CASL Neutronics Simulators ...... 1875 Kang Seog Kim, Mark L. Williams, Dorothea Wiarda, Andrew T. Godfrey

Generation of A Cross Section Libary Applicatble to Various Reactor Types ...... 1888 Changho Lee

Automatically Optimized Collapsed Neutron Energy Group Structure using Particle Swarm Optimization...... 1902 Christopher A. Edgar, Ce Yi, Glenn Sjoden

Coupled Fine-group Three-dimensional Flux Calculation and Subgroups Method for a Fbr Hexagonal Assembly with the Apollo3® Core Physics Analysis Code...... 1912 D. Sciannandrone, S. Santandrea, R. Sanchez, L. Lei-Mao, J. F. Vidal, J. M. Palau, P. Archier

MONTE CARLO CRITICALITY CALCULATIONS WITH THERMAL-HYDRAULIC FEEDBACK

Numerical Methods in Coupled Monte Carlo and Thermal-Hydraulic Calculations ...... 1926 Daniel F. Gill, David P. Griesheimer, David L. Aumiller

Development and Testing of a Coupled MCNP6/CTF Code ...... 1943 A. Bennett, K. Ivanov, M. Avramova

Monte Carlo Full Core Neutronics Analysis with De-Tailed Consideration of Thermal-Hydraulic Parameters...... 1953 W. Bernnat, N. Guilliard, J. Lapins, A. Aures, I. Pasichnyk, Y. Perin, K. Velkov, W. Zwermann

Towards the Development of Coupled Monte Carlo / Subchannel Thermal Hydraulic Codes for High-Fidelity Simulation of LWR Full Cores ...... 1968 V. Sanchez, A. Ivanov, J. E. Hoogenboom

Variance Reduction in High Resolution Coupled Monte Carlo - Thermal Hydraulics Calculations...... 1981 A. Ivanov, V. Sanchez

Serpent--OpenFOAM Coupling in Transient Mode: of a Godiva Prompt Critical Burst...... 1995 Manuele Aufiero, Carlo Fiorina, Axel Laureau, Pablo Rubiolo, Ville Valtavirta

Preliminary Coupling of the Monte Carlo code OpenMC and the Multiphysics Object Oriented Simulation Environment (MOOSE) for Analyzing Doppler Feedback in Monte Carlo Simulations ...... 2007 Matthew Ellis, Benoit Forget, Kord Smith, Derek Gaston

HPC AND ALGORITHMS FOR ADVANCED ARCHITECTURES

Performance Model Development and Analysis for the 3-D Method of Characteristics ...... 2023 Brendan Kochunas, Thomas Downar

Optimizing the Monte Carlo Neutron Cross-section Construction Code, XSBENCH, to MIC and GPU Platforms...... 2038 Tianyu Liu, Noah Wolfe, Christopher D. Carothers, Wei Ji, X. George Xu

SimpleMOC - A Performance Abstraction for 3D MOC ...... 2052 Geoffrey Gunow, John Tramm, Benoit Forget, Kord Smith, Tim He

Intel Xeon/Xeon Phi Platform Oriented Scalable Monte Carlo Linear Solver ...... 2066 Fan Ye, Christophe Calvin, Serge Petiton

COMPUTATIONAL MEDICAL PHYSICS

AcurosCTS: A Scatter Prediction Algorithm for Cone-Beam Tomography...... 2078 Alexander Maslowski, Mingshan Sun, Adam Wang, Ian Davis, Todd Wareing, Josh-Star-Lack, John McGhee, Greg Failla, Allen Barnett

Development of a Whole-body Tetrahedral Mesh Human Phantom for Radiation Dose Calculations Using New MCNP 6.1 Geometrical Features...... 2093 Hui Lin, Kristofer Zieb, Yiming Gao, Wei Ji, Peter F. Caracappa, X. George Xu

Acceleration of Geant4-DNA Physics Models Performance Using Graphics Processing Unit...... 2105 Shogo Okada, Koichi Murakami, Katsuya Amako, Takashi Sasaki, Sebastien Incerti, Mathieu Karamitros, Nick Henderson, Margot Gerritsen, Makoto Asai, Andrea Dotti

Absorbed Dose Estimation for Computed Tomography by Method of Characteristics Deterministic Simulation...... 2117 Edward T. Norris, Xin Liu, Dean B. Jones, Kenneth E. Watkins

Monte Carlo Validation of Proton Treatment Plans using Geant4 on Xeon Phi ...... 2129 Andrew Green, Hywel Owen, Andrea Dotti, Makoto Asai, Adam Aitkenhead, Ranald Mackay

Monte Carlo Calculations of Secondary Neutron Doses in Adult Male Patients During the Carbon Ion Radiotherapy...... 2138 Hongdong Liu, Zhi Chen, Xg Xu, Qiang Li, Tingyan Fu

Radiation Protection and Dosimetry Assessment of Digital Breast Tomosynthesis (DBT) Using Monte Carlo Simulations and Modeling ...... 2152 Mariana Baptista, Salvatore Di Maria, Pimenio Ferreira, Pedro Vaz

ADVANCED ANGULAR DISCRETIZATIONS FOR THE TRANSPORT EQUATION

Implicit Filtered PN Method in Cylindrical Coordinates for Thermal Radiation Transport ...... 2166 Vincent M. Laboure, Ryan G. McClarren, Cory D. Hauck

Spherical Harmonics (PN) Methods in the Sceptre Radiation Transport Code ...... 2184 Clif Drumm

Discrete-Ordinates Quadratures Based on Linear and Quadratic Discontinuous Finite Elements Over Spherical Quadrilaterals ...... 2197 Cheuk Y. Lau, Marvin L. Adams

SENSITIVITY AND UNCERTAINTY ANALYSIS

Quantifying Nuclear Data Uncertainty in nTRACER Simulation Results with the XSUSA Method...... 2213 Matias Zilly, Kiril Velkov, Winfried Zwermann, Yeon Sang Jung, Han Gyu Joo

Uncertainty and Sensitivity Analysis in Criticality Calculations with Perturbation Theory and Sampling ...... 2225 Friederike Bostelmann, Frank-Peter Weis, Alexander Aures, Kiril Velkov, Winfried Zwermann, Bradley T. Rearden, Matthew A. Jessee, Mark L. Williams, Dorothea Wiarda, William A. Wieselquist

Sampling-Based Nuclear Data Uncertainty Analysis in Criticality and Depletion Calculations ...... 2237 Friederike Bostelmann, Winfried Zwermann, Bernard Krzykacz-Hausmann, Lucia Gallner, Alexander Aures, Kiril Velkov

On Variable Selection and Effective Estimations of Interactive and Quadratic Sensitivity Coefficients: A Collection of Regularized Regression Techniques ...... 2249 Weixiong Zheng, Ryan G. McClarren

Construction Of A Response Surface For A Reactor-Like Problem With Realistic Cross Section Uncertainties...... 2270 Don E. Bruss, Ryan G. McClarren, Marvin L. Adams, Jim E. Morel

Monte Carlo Sensitivity and Uncertainty Analysis With Continuous-Energy Nuclear Covariance Data ...... 2287 Dong Hyuk Lee, Hyung Jin Shim, Chang Hyo Kim

A Model for Fission Yield Uncertainty Propagation Based on the URANIE Platform...... 2297 N. Terranova, M. Sumini, P. Archier, O. Serot, D. Bernard, C. De Saint Jean

MULTIPHYSICS AND TRANSIENT ANALYSIS

Crud and Boron Layer Modeling Requirements using MOC Neutron Transport...... 2309 Daniel J. Walter, Annalisa Manera

Design of a High Fidelity Core Simulator for Analysis of Pellet-Clad Interaction...... 2321 R. Pawlowski, K. Clarno, R. Montgomery, R. Salko, T. Evans, J. Turner, D. Gaston

Evaluation of Accident Tolerant FeCrAl Coating for PWR Cladding under Normal Operating Conditions with Coupled Neutron Transport and Fuel Performance ...... 2334 Michael Rose, Thomas J. Downar, Xu Wu, Tomasz Kozlowski

High Fidelity Modeling of Pellet-Clad Interaction Using the CASL Virtual Environment for Reactor Applications...... 2345 K. T. Clarno, R. P. Pawlowski, R. O. Montgomery, T. M. Evans, B. S. Collins, B. Kochunas, D. Gaston, J. A. Turner

Transient Methods For Pin-Resolved Whole Core Transport Using The 2D-1D Methodology In MPACT...... 2360 Ang Zhu, Yunlin Xu, Aaron Graham, Mitchell Young, Thomas Downar, Liangzhi Cao

COBRA-TF Parallelization and Application to PWR Reactor Core Subchannel DNB Analysis ...... 2376 Vefa Kucukboyaci, Yixing Sung, Robert Salko

Assessment of Thermal Hydraulic Feedbacks Effects during Modeling of a RIA using Direct Whole Core Transport Solution ...... 2394 M. Hursin, H. G. Joo, T. J. Downar

Modelling of Stationary Fluctuations in Cores in the Frequency Domain...... 2406 C. Demaziere, V. Dykin, A. Hernandez-Solis, V. Boman

Solving the Time-Dependent Neutron Diffusion Equation Using Moving Meshes ...... 2420 A. Vidal-Ferrandiz, R. Fayez, G. Verdu, D. Ginestar

Efficient, Three-Temperature, Thermal Radiative Transfer Solution via a High-Order, Low-Order Method...... 2434 H. Park, A. B. Wollaber, R. M. Rauenzahn, D. A. Knoll

The Implementation and Analysis of the MOC And CMFD Adjoint Capabilities in the 2D-1D Code MPACT...... 2447 Ang Zhu, Yunlin Xu, Thomas Saller, Thomas Downar

RADIATION TRANSPORT AND SHIELDING METHODS

Development and Verification of Neutron-Photon Coupling transport and Parallelization in RMC Code ...... 2459 Xiao Fan, Guohui Zhang, Jingang Liang, Kan Wang

Impact of Inflow Transport Approximation on Reactor Analysis...... 2468 Sooyoung Choi, Deokjung Lee, Kord Smith

VOLUME 4

How to Use the Receiver Operating Characteristic Tally Option in MCNP6 ...... 2487 Garrett E. McMath, Trevor A. Wilcox, Gregg W. McKinney

Topographic Effects on Ambient Dose Equivalent Rates from Radiocesium Fallout...... 2499 Alex Malins, Masahiko Okumura, Masahiko Machida, Kimiaki Saito

RADIATION DETECTION

Modernization Strategies for SCALE 6.2 ...... 2511 B. T. Rearden, R. A. Lefebvre, J. P. Lefebvre, K. T. Clarno, M. A. Williams, L. M. Petrie, U. Mertyurek, B. R. Langley, A. B. Thompson

A Monte Carlo Model of Elemental Analysis Using a Natural Gamma-Ray Spectroscopy Tool...... 2524 Qiong Zhang, Freddy Mendez, John Longo, Alberto Mezzatesta, Maxim Vasilyev, Steve Bliven, Artur Safin

An Analytical Model to Evaluate Gamma-Ray Attenuation Effects in Cased Hole Logging Environment...... 2536 Qiong Zhang, Freddy Mendez, Alberto Mezzatesta, Steve Bliven, Artur Safin

ADVANCED SOLVERS IN NUCLEAR TECHNOLOGY

Analysis of an Adaptive Time Step Scheme for the Transient Diffusion Equation ...... 2546 Justin M. Pounders, Joseph Boffie

Rayleigh Quotient Iteration with a Multigrid in Energy Preconditioner for Massively Parallel Neutron Transport...... 2563 R. N. Slaybaugh, T. M. Evans, G. G. Davidson, P. P. H. Wilson

A Modified Moving Least Square Algorithm for Solution Transfer on a Spacer Grid Surface ...... 2577 Stuart R. Slattery, Steven P. Hamilton, Thomas M. Evans

Analysis of Anderson Acceleration on a Simplified Neutronics/Thermal Hydraulics System ...... 2589 A. Toth, C. T Kelley, S. Slattery, S. Hamilton, K. Clarno, R. Pawlowski

ACCELERATORS AND SUBCRITICAL SYSTEMS

Benefits of Multi-Level Rebalancing for Close-to-Critical Subcritical System Computations...... 2601 Rene Van Geemert

Reflector Effects on the Kinetic Response in Subcritical Systems ...... 2619 S. Dulla, M. Nervo, P. Ravetto, P. Saracco, G. Lomonaco, M. Carta

Evaluation of the Pool Critical Assembly Benchmark Using the Transfx Nuclear Analysis Software ...... 2630 V. G. Smith, B. P. Richardson

COMPUTATIONAL GEOMETRIES

OpenCG: A Combinatorial Geometry Modeling Tool for Data Processing and Code Verification...... 2641 William Boyd, Benoit Forget, Kord Smith

Simplifying Workflow for Reactor Assembly and Full-Core Modeling...... 2655 Rajeev Jain, Vijay Mahadevan, Robert O’Bara

Theoretical Analysis of Track Generation in 3D Method of Characteristics ...... 2667 Samuel Shaner, Geoffrey Gunow, Benoit Forget, Kord Smith

MATERIALS SCIENCE AND NUCLEAR DATA

VPSC Implementation in Bison-CASL Code for Modeling Large Deformation Problems...... 2682 Wenfeng Liu, Robert Montgomery, Carlos Tome, Chris Stanek, Jason Hales

Research on Resonance Parameters Evaluation based on R-Matrix Limited Formula and Code Development ...... 2694 Jiankai Yu, Wanlin Li, Ganglin Yu, Kan Wang

Implementation of the Generalized Interaction Data Interface (GIDI) in the Mercury Monte Carlo Code...... 2706 M. S. McKinley, B. R. Beck

TECHNICAL POSTER SESSION

Neutronics Analyses for the SNS Second Target Station...... 2713 Igor Remec, Franz X. Gallmeier, Mark J. Rennich, Thomas J. McManamy, Wei Lu

Simulation of a Commercial Siemens PET Scanner Using the Monte Carlo-based GATE Code...... 2727 J. J. Giner-Sanz, S. Gallardo, G. Verdu, C. Torrijo

A Domain Decomposition Method in APOLLO3® Solver, Minaret ...... 2738 Nans Odry, Jean-Francois Vidal, Gerald Rimpault, Anne-Marie Baudron, Jean-Jacques Lautard

Dose Estimation for Complex Urban Environments Using RUGUD, SWORD, ADVANTG and Denovo...... 2752 Andy Li, George Lekoudis, Scott Mosher, Tom Evans, Seth Johnson

A Control Theory Approach to Adaptive Stepsize Selection for Lattice Physics Depletion Simulations ...... 2764 Daniel J. Walter, Annalisa Manera

Performance of Predictor-Corrector Algorithms in Modelling Gadolinium Burn Out...... 2776 W. Haeck, R. Ichou, L. Jutier

The SCALE 6.2 ORIGEN API for High-Performance Depletion...... 2789 W. A. Wieselquist

A Multigrid Method for the Self-Adjoint Angular Flux Equation Based on Cellwise Block Jacobi Iteration...... 2800 Jeffery D. Densmore, Daniel F. Gill, Justin M. Pounders

Scalability Benchmarking Methodology for Hybrid Parallel Core Calculations with the Code nTRACER ...... 2819 S. Canepa, M. Krack, H. Ferroukhi, A. Pautz

Fourier Analysis of a Nonlinear Two-Grid Method for Multigroup Neutron Diffusion Problems ...... 2832 Dmitriy Y. Anistratov, Luke R. Cornejo, Jesse P. Jones

Non-Linear Iterative Method for Radiative Transfer Problems ...... 2847 Anthony P. Barbu, Marvin L. Adams

Current Coupling Collision Probability Method with Orthonormal Flux Expansion for Unstructured Geometries...... 2867 Dzianis Litskevich, Bruno Merk

Convergence Study of Rattlesnake Solutions for the Two-Dimensional C5G7 MOX Benchmark...... 2881 Yaqi Wang, Mark D. Dehart, Derek R. Gaston, Frederic N. Gleicher, Richard C. Martineau, Javier Ortensi, John W. Peterson, Sebastian Schunert

Preserving Positivity of Solutions to the Diffusion Equation for Higher-Order Finite Elements in Under Resolved Regions...... 2893 Thomas A. Brunner

Evaluation of the RACER Monte Carlo Fuel Depletion Benchmark Using TRANSLAT Version 2.10 ...... 2902 Dean B. Jones

Full-Core PWR Transport Simulations on Xeon Phi Clusters ...... 2915 David Ozog, Allen D. Malony, Andrew Siegel

Status of ARCHER --- A Monte Carlo Code for the High-Performance Heterogeneous Platforms Involving GPU and MIC...... 2927 Tianyu Liu, Noah Wolfe, Christopher D. Carothers, Wei Ji, X. George Xu

Concurrent CPU, GPU and MIC Execution Algorithms for Archer Monte Carlo Code Involving Photon and Neutron Radiation Transport Problems...... 2941 Noah Wolfe, Christopher Carothers, Tianyu Liu, X. George Xu

Application of CMFD with Wielandt Method on Continuous Energy Monte Carlo Simulation for Eigenvalue Problems ...... 2953 Hyunsuk Lee, Deokjung Lee

First-Principles Calculation Studies on Cesium in Environmental Situations: Hydration Structures and Adsorption on Clay Minerals...... 2966 Masahiko Machida, Masahiko Okumura, Hiroki Nakamura, Kazuhiro Sakuramoto

Uncertainty Analysis for Non-Destructive Assay with Application to an On-Line Enrichment Monitor ...... 2978 Kenneth D. Jarman, L. Eric Smith, Richard S. Wittman, Mital A. Zalavadia, Stephen Croft, Tom Burr

The Geant4 Version 10 Series ...... 2993 Makoto Asai, Andrea Dotti, Dennis H. Wright, Gabriele Cosmo, Vladimir Ivantchenko, Albert Ribon, Laurent Garnier, Ivana Hrivnacova, Sebastien Incerti, Marc Verderi

Comparisons Of 3D Heterogeneous PWR Full-Core Transport Calculations by RMC and the SN Domino Solver From Cocagne Platform Using Multi-Group Cross-Sections...... 3005 Shichang Liu, Yishu Qiu, Kan Wang, Jingang Liang

New Features and Enhancements of Reactor Monte Carlo Code RMC ...... 3018 Kan Wang, Jingang Liang, Jiankai Yu, Xiao Fan, Yishu Qiu, Shichang Liu, Feng Yang, Xiaotong Shang, Gaochen Wu, Qicang Shen, Ouwen Yexin, Zonghuan Chen, Ganglin Yu, Qi Xu, Ding She, Zeguang Li, Songyang Li

A Volume-Dependent Fleck Factor for Added Robustness in Implicit Monte Carlo Calculations ...... 3040 Jacob T. Landman, Ryan G. McClarren penORNL: A Parallel Monte Carlo Photon and Electron Transport Package Using Penelope ...... 3054 Kursat B. Bekar, Thomas M. Miller, Bruce W. Patton, Charles F. Weber

Coupled Neutronics and Thermal-Hydraulics Transient Calculations Based on a Fission Matrix Approach: Application to the Molten Salt Fast Reactor ...... 3064 A. Laureau, M. Aufiero, P. R. Rubiolo, E. Merle-Lucotte, D. Heuer

Development of a High Order Boron Transport Scheme in TRAC-BF1...... 3076 Teresa Barrachina, Amparo Soler, Nicolas Olmo-Juan, Rafael Miro, Gumersindo Verdu, Alberto Concejal

Effects of Various Treatments of Temperature-Dependent Cross Sections on HTTR Criticality Calculations ...... 3090 Ta-Wei Lin, Rong-Jiun Sheu, Yen-Wan Hsueh Liu, Yang-Chien Tien

Neutron Flux Measurement and Calculation Behind VVER-1000 Reactor Pressure Vessel Simulator Placed in LR- 0 Reactor...... 3102 Michal Koštal, Martin Schulc, Vojtech Rypar, Marie Švadlenkova, Evžen Losa, Jan Milcak, František Cvachovec, Sergey Zaritskyi

Monte Carlo Simulation on Hard X-ray Dose Produced inInteraction Between High Intensity Laser and Solid Target...... 3113 Bo Yang, Rui Qiu, Hui Zhang, Wei Lu, Xin Wang, Zhen Wu, Junli Li

Design and Feasibility Study of a Compact Neutron Source for Extra-terrestrial Geochronology Applications...... 3125 Madicken Munk, Rachel Slaybaugh, Karl Van Bibber, Leah Morgan, Brett Davidheiser-Kroll, Darren Mark

The NESTLE 3D Nodal Core Simulator: Modern Reactor Models ...... 3139 Nicholas P. Luciano, Keith E. Ottinger, P. Eric Collins, Cole Gentry, Nathan George, A. J. Pawel, Kelly Kenner, Shane Harty, Ondrej Chvala, G. Ivan Maldonado, Filip Fejt

Accuracy of the Linear Discontinuous Galerkin Method for 3D Reactor Analysis with Resolved Fuel Pins...... 3155 Carolyn N. McGraw, Marvin L. Adams, W. Daryl Hawkins, Michael P. Adams, Timmie Smith

MCC-3/DIF3D Analysis for the ZPPR-15 Doppler and Sodium Void Worth Measurements ...... 3169 Micheal A. Smith, Richard M. Lell, Changho Lee

Continuous-Energy Monte Carlo Method for Reactor Transient Analysis Based on Quasi-Static Methods...... 3184 Yugwon Jo, Bumhee Cho, Nam Zin Cho

Feasibility of Albedo-corrected Parameterized Equivalence Constants for Nodal Equivalence Theory ...... 3198 Woosong Kim, Yonghee Kim

A Fast and Self-consistent Approach for Multi-cycle Equilibrium Core Studies Using Monte Carlo Models...... 3209 Zeyun Wu, Robert E. Williams

Coupled Neutron-Photon Two-Dimensional Whole Core Depletion Calculation using Paragon with Ultra-Fine Energy Mesh Methodology...... 3224 Mohamed Ouisloumen

Progress on Sensitivity and Uncertainty Analysis Function in Continuous-Energy Monte Carlo Code RMC...... 3237 Yishu Qiu, Dan Shen, Jiankai Yu, Kan Wang, Ding She

Seismic Response Analysis of Reactor Building and Equipment with Hazard Consistent Ground Motions by 3D- FE Model ...... 3252 Akemi Nishida, Ken Muramatsu, Tsuyoshi Takada

2-T and 3-T High-Energy-Density Thermal Radiative Transfer Benchmarks ...... 3263 D. A. Holladay, R. G. McClarren

Comparison Between Sample Size and Computational Uncertainty in Propagating Manufacturing Uncertainties Using Sampling Based Method and MCNPX...... 3281 Daniel Campolina, Claubia Pereira

Initial 1-D Single Phase Liquid Verification of CTF ...... 3294 Chris Dances, Maria Avramova, Vince Mousseau

Further Investigation of Error Bounds for Reduced Order Modeling ...... 3306 Mohammad Abdo, Congjian Wang, Hany S. Abdel-Khalik

Scaling of Intrusive Stochastic Collocation and Stochastic Galerkin Methods for Uncertainty Quantification in Monte Carlo Particle Transport ...... 3312 Aaron J. Olson, Brian C. Franke, Anil K. Prinja

Author Index