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20112026
most citedHACC: Simulating Sky Surveys on State-of-the-Art Supercomputing Architectures

231 citations · 460 across the 11 of their papers we have counts for

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cs.DC2026

Overcoming Orchestration Bottlenecks at Exascale: A Decentralized, Policy-Driven Approach for Sim-AI Ensembles

Harikrishna Tummalapalli, Christine M. Simpson, Riccardo Balin +4

Scientific computing is increasingly shifting from monolithic applications to coupled simulation-AI workflows composed of highly heterogeneous tasks with diverse hardware, scale, a…

cs.DC2025

Scaling MPI Applications on Aurora

Huda Ibeid, Anthony-Trung Nguyen, Aditya Nishtala +10

The Aurora supercomputer, which was deployed at Argonne National Laboratory in 2024, is currently one of three Exascale machines in the world on the Top500 list. The Aurora system…

cs.DC2025

Cosmological Hydrodynamics at Exascale: A Trillion-Particle Leap in Capability

Nicholas Frontiere, J. D. Emberson, Michael Buehlmann +10

Resolving the most fundamental questions in cosmology requires simulations that match the scale, fidelity, and physical complexity demanded by next-generation sky surveys. To achie…

cs.DC2025

Aurora: Architecting Argonne's First Exascale Supercomputer for Accelerated Scientific Discovery

William E. Allcock, Benjamin S. Allen, James Anchell +106

Aurora is Argonne National Laboratory's pioneering Exascale supercomputer, designed to accelerate scientific discovery with cutting-edge architectural innovations. Key new technolo…

cs.DC2025

Performance Analysis of HPC applications on the Aurora Supercomputer: Exploring the Impact of HBM-Enabled Intel Xeon Max CPUs

Huda Ibeid, Vikram Narayana, Jeongnim Kim +3

The Aurora supercomputer is an exascale-class system designed to tackle some of the most demanding computational workloads. Equipped with both High Bandwidth Memory (HBM) and DDR m…

cs.DC2012

The Universe at Extreme Scale: Multi-Petaflop Sky Simulation on the BG/Q

Salman Habib, Vitali Morozov, Hal Finkel +9

Remarkable observational advances have established a compelling cross-validated model of the Universe. Yet, two key pillars of this model -- dark matter and dark energy -- remain m…