Team ==== Co-directors ------------ * `Jed Brown `_ (exascale software and hardware), Associate Professor, CU Boulder * `Amy Clarke `_ (experiments), Professor, Colorado School of Mines * `Alireza Doostan `_ (V&V/UQ), Professor, CU Boulder * `Rich Regueiro (PI) `_ (computational multiscale multiphysics modeling), Professor, CU Boulder * `Henry Tufo `_ (exascale software and hardware), Professor, CU Boulder Senior Personnel ---------------- * `Khalid Alshibli `_ (small-scale experiments), Professor, University of Tennessee Knoxville. * `Alisha Clark `_ (Thor materials experiments), Assistant Professor, University of Colorado Boulder. * `Layla Freeborn `_ (software, HPC training), Associate Director, Research Computing, CU Boulder. * `Ken Jansen `_ (exascale, software, in-situ viz/data), Professor, CU Boulder. * `Shelley Knuth `_ (software, HPC training), Director, Research Computing, CU Boulder. * `Christian Linder `_ (multiscale fracture and failure modeling), Associate Professor, Stanford University. * `Hongbing Lu `_ (high strain rate experiments), Professor, University of Texas at Dallas. * `Nathan Miller `_ , Principal Research Associate, National Security Initiatives (NSI) Center, nathan.a.miller@colorado.edu, upscaling framework for DNS-to-micromorphic continuum, MOOSE and Tardigrade code. * `Ron Pak `_ (analytical verification), Professor, CU Boulder. * `Fatemeh Pourahmadian `_ (V&V, UQ), Assistant Professor, CU Boulder. * `Scott Runnels `_ Integration Manager, scott.runnels@colorado.edu, CU Boulder. * `J-H Song `_ (multiscale fracture), Associate Professor, CU Boulder. * `Steve Waiching Sun `_ (multiscale ML), Associate Professor, Columbia University. * `Franck Vernerey `_ (statistical micromorphic, network theory), Professor, CU Boulder. * `Yida Zhang `_ (thermal triaxial experiments, constitutive modeling), Assistant Professor, CU Boulder. Post-doctoral Researchers and Research Software Engineers (RSEs) ------------------------- * `Jay M Appleton `_, CU Boulder, jay.appleton@colorado.edu, Postdoc Advisors: Richard A Regueiro and Henry Tufo, Departments: Civil Engineering and Computer Science, Research Areas/Interests: Development and implementation of numerical methods for exascale computing, and the direct numerical simulation of granular materials with and without binder (GEOS-MPM and GEOSX-MPM). * Gus Becker, CU Boulder, Gus.Becker@colorado.edu, in-situ CT imaging and segmentation. * `Fabio Di Gioacchino `_, (exascale software, Ratel), Research Software Engineer, CU Boulder. * `Erik Jensen `_, Simulation Engineer, CU Boulder. * `Matthias Neuner `_, University of Innsbruck, matthias.neuner@uibk.ac.at, Postdoc advisor: Christian Linder, Research Area: Gradient-enhanced damage-plasticity within micromorphic continuum in MOOSE and Tardigrade, Research interests: Higher order continuum models for cohesive-frictional and granular materials. * Nate Peterson, Colorado School of Mines, nepeterson@mines.edu, Postdoc advisor: Amy Clarke, Research Area: advanced characterization of mock HE samples. * Yao Ren, UT Dallas, yao.ren@utdallas.edu, in-situ CT imaging, high rate (SHPB) and quasi-static experiments. * `Jeremy L Thompson `_, (exascale software, Ratel), Research Software Engineer, CU Boulder. * `Beichuan Yan `_ (exascale, software, DNS), Research Software Engineer, CU Boulder, beichuan.yan@colorado.edu, ParaEllip3d-CFD code, LAMMPS-granular. Graduate students ----------------- * `Thomas Allard `_, CU Boulder, thomas.allard@colorado.edu, PhD student working with Prof. Rich Regueiro (Civil Engineering, Engineering Science), Research Focus: apply DNS-to-micromorphic upscaling framework in MOOSE/Tardigrade to mock HE and simpler bonded particulate materials. * `Zach Atkins `_, CU Boulder, zach.atkins@colorado.edu, PhD student, Computer Science, Ratel development. * Guilherme Caselato Gandia, UT Dallas, Guilherme.CaselatoGandia@UTDallas.edu, graduate student, experiments. * Ibraheem Gharaibeh, University of Tennessee Knoxville, igharaib@vols.utk.edu, PhD student, APS and ARL experiments. * Pooyan Javadzadeh, The University of Texas at Dallas, pooyan.javadzadeh@utdallas.edu, PhD student mechanical engineering, Quasi-static, in-situ CT imaging, high strain rate experiment Kolsky bar, experimental aspects. * `Melia Kendall `_, CU Boulder, Melia.Kendall@colorado.edu, PhD student, Geological Sciences, Thor experiments at Sandia. * Yazeed Kokash, CU Boulder, Yazeed.Kokash@colorado.edu, PhD student, thermal triaxial compression (TC) and constitutive modeling. * Sam Lamont, CU Boulder, samuel.lamont@colorado.edu, PhD student (Mechanical Engineering, expected graduation May 2024) working with Dr. Franck Vernerey, research area: continuum modeling of dynamic networks and soft materials, technical interests: theory development and multiscale modeling; emphasis on biological networks (cell mechanics) and active matter (molecular machines), project contribution: statistical interpretation of grain-resolving DNS for developing statistical micromorphic theory. * Fenton Luong, The University of Texas at Dallas, fxl180003@utdallas.edu, PhD student mechanical engineering, in-situ CT imaging with Digital Volume Correlation (DVC), experimental aspects. * `Ryan McAvoy `_, Stanford University, rmcavoy@stanford.edu, PhD student with Christian Linder, Mechanical Engineering, multiscale micromorphic gradient-damage failure modeling. * Grant Norman, CU Boulder, grant.norman@colorado.edu, experimental and simulation UQ, PhD student, Aerospace Engineering Sciences. * `Jacob Nuttall `_, CU Boulder, jacob.nuttall@colorado.edu, PhD student with Rich Regueiro, Materials Science and Engineering, quantifying uncertainty in experiments and simulations at various scales. * `Jarett Poliner `_, Columbia, jsp2195@columbia.edu, PhD student with Steve Sun, ML for DNS-to-micromorphic upscaled constitutive equations. * `Abigail (Abby) Schmid `_, CU Boulder, abigail.schmid@colorado.edu, PhD student with Dr. Fatemeh Pourahmadian and Dr. Alireza Doostan (Civil Engineering/Engineering Science). * `Karen (Ren) Stengel `_, CU Boulder, karen.stengel@colorado.edu, PhD student with Dr. Jed Brown (Computer Science, expected graduation 2025); working on developing exascale software. Long term interests include biophysical numerical models of excitable tissues. Has experience with molecular biology and Machine Learning for weather and climate modeling. * `Sina Abrari Vajari `_, Stanford University, abrari@stanford.edu, PhD student in Civil and Environmental Engineering under supervision of Prof. Christian Linder; Research Focus: Computational fracture modeling; PSAAP contribution: Phase field fracture modeling within the micromorphic continuum in MOOSE, Multiscale micromorphic damage modeling, Gradient-enhanced damage-plasticity within micromorphic continuum in MOOSE and Tardigrade. * Zach White, CU Boulder, zachary.white-2@colorado.edu, PhD student (Mechanical Engineering, expected graduation May 2026?) under Dr. Franck Vernerey, research area: continuum modeling of dynamic networks and soft materials, project contribution: grain-resolving DNS. .. * Yu-Hsuan Lee, University of Colorado Boulder, yuhsuan.lee@colorado.edu, PhD student working on ParaEllip3d-CFD simulations. Supported by Center for Space and Earth Science (CSES) Student Fellow Program, Los Alamos National Laboratory. .. * `Lindsay Harrison `_, CU Boulder, lindsay.harrison@colorado.edu, PhD student, Geological Sciences, Thor experiments at Sandia. Undergraduate students ---------------------- * Evan Gassiot, CU Boulder, Evan.Gassiot@colorado.edu, BS student (Computer Science, expected graduation May 2025?) working with Professor Jed Brown, project contribution: Ratel development. * Kyle Steinsvaag, CU Boulder, Kyle.Steinsvaag@colorado.edu, BS student (Computer Science, expected graduation May 2025?) working with Dr. Scott Runnels, project contribution: writing python code elasticity verification analytical solutions to compare to DNS results. Team Alumni ==== .. Co-directors ------------ Senior Personnel ---------------- * `Kester Clarke `_ (materials experiments), Associate Professor, Colorado School of Mines; now Group Leader, LANL. * `Dylan Perkins `_ (software, HPC training), Associate Director, Research Computing, CU Boulder; now ?. Post-doctoral Researchers and Research Software Engineers (RSEs) ------------------------- * Camilo Duarte-Cordon, Columbia University (now at ?), cad2244@columbia.edu, ML for DNS-to-micromorphic upscaled constitutive equations, multiscale modeling. * `Nikolaos Vlassis `_, Columbia (now Assistant Professor at Rutgers University), nnv2102@columbia.edu, postdoc (Civil Engineering & Engineering Mechanics) with Prof. Steve Sun; research area: machine learning-based constitutive modeling, geometric deep learning for microstructure graph descriptors; PSAAP contribution: ML for DNS-to-micromorphic upscaled constitutive equations. * Jacqui Wentz, CU Boulder (now research staff member at Sandia National Laboratories, California), jacqueline.wentz@colorado.edu, Postdoc advisor: Alireza Doostan, Department: Aerospace Engineering (PhD in Applied Mathematics), Research Areas/Interests: Uncertainty quantification using polynomial chaos expansions, compressed sensing, generative models for dimension reduction. * `Qing (Will) Yin `_, Columbia (now at Apple), qy2259@columbia.edu, postdoc advisor: Prof. Steve WaiChing Sun, ML for DNS-to-micromorphic upscaled constitutive equations, multiscale modeling, viscoplasticity. Graduate students ----------------- * Prajwal Kammardi Arunachala, Stanford (now at?), prajwalk@stanford.edu, PhD student in Civil and Environmental Engineering working with Prof. Christian Linder; Research Focus: Study of mechanical and fracture properties of rubber-like polymers; PSAAP contribution: 3D macroscale fracture using EFEM in MOOSE. * `Ning Bian `_, UT Dallas (now at Exponent), Ning.Bian@utdallas.edu, in-situ CT imaging, high rate (SHPB) and quasi-static experiments. * `Summer Camerlo `_, Mines (now Associate Research Scientist at Sublime Systems), scamerlo@mines.edu, Master's student working with Dr. Amy Clarke (Materials Science, graduated summer 2022), research area: characterization of mock HE, technical area: bonded grains sample preparation (F50 sand and IDOX grains; Estane and Kel-F binder). * `Gustavo Felicio-Perruci `_, UT Dallas (still), Gustavo.FelicioPerruci@UTDallas.edu, graduate student. * `Christopher Paniagua `_, UT Dallas (now at Lockheed Martin, Fort Worth, Texas), Christopher.Paniagua@UTDallas.edu, MS student, CT imaging. * `Ben Stein `_, UT Dallas (now at ?), ben.stein@utdallas.edu, PhD student with Dr. Hongbing Lu (Material Science, bioengineering, expected graduation summer 2023). * `Andrea Tyrrell `_, CU Boulder (now at Kiewit Engineering, CO), andrea.tyrrell@colorado.edu, MS student (Civil Engineering, graduated summer 2022), Advisor: Dr. Yida Zhang, project contribution: high-pressure thermal triaxial compression experiments on mock HE and other bonded particulate material samples, technical interests: rock mechanics and modeling of sedimentary rock (sandstone). * `Runyu Zhang `_, UT Dallas (now at Argonne National Laboratory), runyu.zhang2@utdallas.edu, in-situ CT imaging, high rate (SHPB) and quasi-static experiments. .. Undergraduate students ---------------------- .. * Vijay Kulkarni, UT Dallas, vnk170000@utdallas.edu, assist with in-situ CT imaging, high rate (SHPB) and quasi-static experiments. .. * Emily Szabo, CU Boulder, Emily.Szabo@colorado.edu, laser vibrometry experiments.