3 papers
physics.chem-ph2024
Breaking the Million-Electron and 1 EFLOP/s Barriers: Biomolecular-Scale Ab Initio Molecular Dynamics Using MP2 Potentials
Ryan Stocks, Jorge L. Galvez Vallejo, Fiona C. Y. Yu +5
The accurate simulation of complex biochemical phenomena has historically been hampered by the computational requirements of high-fidelity molecular-modeling techniques. Quantum me…
physics.comp-ph2024
Advanced Techniques for High-Performance Fock Matrix Construction on GPU Clusters
Elise Palethorpe, Ryan Stocks, Giuseppe M. J. Barca
This Article presents two optimized multi-GPU algorithms for Fock matrix construction, building on the work of Ufimtsev et al. and Barca et al. The novel algorithms, opt-UM and opt…
physics.comp-ph2024
Multi-GPU RI-HF Energies and Analytic Gradients Towards High Throughput Ab Initio Molecular Dynamics
Ryan Stocks, Elise Palethorpe, Giuseppe M. J. Barca
This article presents an optimized algorithm and implementation for calculating resolution-of-the-identity Hartree-Fock (RI-HF) energies and analytic gradients using multiple Graph…