| Breakout Room A 11:50 - 12:20 | ||
|---|---|---|
| CS: communication and scheduling | ||
| Moderator: Olga Pearce (LLNL) | ||
| Thiago Santos | Stanford | Recent developments of the Legion/Regent framework for simulations of rocket ignition |
| Derek Schafer | UT Chattanooga | ExaMPI: Why we're doing our own MPI (and why you should care) |
| Purushotham V. Bangalore | UA Birmingham | Design of a Portable Implementation of Partitioned Point-to-Point Communication Primitives |
| Shelby Lockhart | UIUC | Modelling Data Movement on Heterogeneous Architectures |
| Zane Fink | UIUC | Efficient On-node Task Scheduling in a Dynamic Language (Python) |
| Nader Al Awar | UT Austin | PyKokkos: A Performance Portability Framework for Python |
| Breakout Room A 12:20 - 12:50 | ||
|---|---|---|
| CS: workflow and orchestration | ||
| Moderator: Johnathan Vo (SNL) | ||
| Ian Henriksen | UT Austin | Parla: An Orchestration System for Diverse Architectures |
| Valentin Churavy | MIT | Julia in HPC for CESMIX |
| Cuong Nguyen, Emmanuel Lujan | MIT | MDP.jl: a flexible and scalable framework for molecular dynamics force calculations and potential fitting |
| Purvi Goel | Stanford | Data analysis and browsing for rocket ignition simulations |
| Amanda Bienz | UNM | Reducing Communication Costs in AMG with Persistent Neighborhood Collectives |
| Breakout Room A 12:50 - 1:20 | ||
|---|---|---|
| Exascale performance optimization | ||
| Moderator: Travis Trahan (LANL) | ||
| Albo Voci | Stanford | Partitioning of multiblock structured grids using Legion |
| Dr. Ryan McClarren | Oregon State | Monte Carlo Neutron Transport Research Projects Underway in the CEMeNT PSAAP Focused Investigatory Center |
| Karen (Ren) Stengel | CU Boulder | Efficient and performance portable matrix-free p-multigrid solvers for solid mechanics |
| Chao Chen | UT Austin | RCHOL: Randomized Cholesky Factorization |
| Aaron Reynolds | Oregon State | Adapting the Massively-Parallel Monte Carlo Radiation Transport Code Shift to Solve Time-Dependent Neutron Transport at Exascale |
| Helen He and TB Schardl | MIT | Performance engineering LAMMPS reactive potentials |
| Breakout Room B 11:50 - 12:20 | ||
|---|---|---|
| Computational frameworks | ||
| Moderator: Dave Richards (LLNL) | ||
| Wyatt Hagen | UIUC | A new simulation with a new code: scramjet unstart with MIRGE-Com |
| Ilham Variansyah | Notre Dame | MC/DC: A Python-based Monte Carlo Neutron Transport Program Designed for High Performance Computations |
| Kazuki Maeda | Stanford | Development of a computational framework for exascale simulation of complex flows in a rocket combustor |
| Nathan Miller | CU Boulder | An Overview of the Tardigrade Computational Framework |
| Loek van Heyningen, Teo Collin | MIT | Hypersonic flow simulation at the exascale: high-order methods, nonequilibrium effects, and DSLs |
| Breakout Room B 12:20 - 12:50 | ||
|---|---|---|
| VVUQ | ||
| Moderator: Bob Anderson (LLNL) | ||
| G. Georgalis, M. Knepley, A. Patria | Buffalo | CHREST Uncertainty Assessment for Unit Models and Integration Plans |
| Jacqui Wentz | CU Boulder | Uncertainty quantification for complex physical systems using generative models |
| Jayanth Jagalur-Mohan, Mehdi Pishahang | MIT | CESMIX UQ framework and validation experiments |
| Adam Sliwiak | MIT | Sensitivity analysis of chaotic dynamical systems: space-split sensitivity (S3) method |
| Henry Varona | UIUC | Physics-Targeted Experiments on Thermal Protection Materials To Inform Models |
| Dillon Ellender | UT Austin | Experimental Validation of Cold-Flow Simulations in an ICP Torch |
| Breakout Room B 12:50 - 1:20 | ||
|---|---|---|
| Experimental methods | ||
| Moderator: Chris Ticknor (LANL) | ||
| Isabella (Izzi) Gessman | UIUC | Supersonic combustion prediction target experiments in the ACT-II |
| G. Surina, S. Aphale, K. Budzinski and P. DesJardin | Buffalo | New Insights to Hybrid Rockets using a Slab Motor Experiment |
| Summer Camerlo | Colorado School of Mines | Processing and Characterization of Particulate Materials Simulating High Explosives |
| Pooyan Javadzadeh | Colorado School of Mines | Quasi-static Mechanical Response of Particulate Materials Simulating High Explosives |
| Ruairi O'Connor | UT Austin | Capacitive Glow Discharge Studies for Validation of the ICP Torch Model |
| Dan Fries | UT Austin | Experimental Characterization of ICP Torch Operation |
| Breakout Room C 11:50 - 12:20 | ||
|---|---|---|
| Turbulent flows | ||
| Moderator: Matt Barone (SNL) | ||
| M. Sementilli, M. Schulwitz and J. Chen | Buffalo | Influence of Vortex-Shedding on Inter-Facial Instabilities in Hybrid Rocket Fuel Liquid Layers |
| Nikhil Oberoi | University of Maryland | Inference of effective eddy viscosity from high-fidelity data |
| Jonathan Wang | Stanford | Laser-induced ignition of a turbulent shear layer: an investigation of early-stage rocket-combustor dynamics |
| Jonathan Hoy | USC | Light Exascale Application (LEA) framework for turbulent flow simulation, adjoint-based sensitivity and error estimation |
| Cory Mikida | UIUC | Efficient and High-Order Accurate Time Integration of Reacting Flows |
| Breakout Room C 12:20 - 12:50 | ||
|---|---|---|
| Materials & chemistry | ||
| Moderator: Jimmy Carleton (SNL) | ||
| Jacob Faibussowitsch | UIUC | Mesh generation and cohesive zone fracture simulation in graphite |
| V. Amiri Roodan, R. Asatryan and M. Swihart | Buffalo | Detailed chemical kinetic reaction mechanisms for n-alkane combustion at low and intermediate temperatures |
| Matthias Neuner | Stanford | Implicit gradient-enhanced damage formulation for the micromorphic continuum |
| Dionysios Sema, Mathew Swisher, Andrew Rohskopf | MIT | Molecular modeling: scaling up from quantum mechanics |
| Sam Lamont | CU Boulder | The Statistical Mechanics of Granular Assemblies |
| Breakout Room C 12:50 - 1:20 | ||
|---|---|---|
| Machine learning / data science | ||
| Moderator: Tim Wildey (SNL) | ||
| A. Salunkhe, S. Aphale, P. DesJardin, V. Chandola | Buffalo | Developing a Machine Learning Framework for Chemistry Tabulation and Lookup |
| Chris Cundy | Stanford | Machine learning for atomization of liquid jets |
| Nick Vlassis | Columbia | Geometric learning enabled upscaling for path-dependent microstructures |
| Shane McQuarrie | UT Austin | Data-driven Reduced-order Models via Regularized Operator Inference |
| Jeffrey Hokanson | Stanford | Generating ensemble runs of a rocket combustor for data science and exploration |
