High-performance computing

  • Harvesting the critical minerals future featured image

    Harvesting the critical minerals future

    Click here for static version. What if one answer to the supply crisis isn’t buried in a mine shaft, but growing quietly in a field? For too long, the United States has relied on foreign sources for most of the raw materials powering its technological future, the essential minerals in every smartphone, battery pack and

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  • Manas Sajjan, Research Scientist in Quantum HPC Systems, discusses his research poster with conference attendees during the poster session at the 2026 Quantum Computing User Forum at Oak Ridge National Laboratory.

    Quantum Computing User Forum highlights advances in quantum research

    ORNL’s seventh annual Quantum Computing User Forum brought together 184 researchers, developers and industry leaders to showcase advances in quantum applications, software, and hybrid quantum-HPC computing enabled through QCUP. The event also strengthened collaborations across the quantum community and highlighted ORNL’s role in developing the technologies, software ecosystem and workforce needed to make quantum computing a practical tool for scientific discovery.

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  • Oak Ridge National Lab, Cleveland Clinic, and IBM achieve first-known computations of fusion materials on a quantum computer featured image

    Oak Ridge National Lab, Cleveland Clinic, and IBM achieve first-known computations of fusion materials on a quantum computer

    Researchers from ORNL, Cleveland Clinic and IBM demonstrated how quantum-centric supercomputing can model the complex chemistry of molten salts used in fusion reactors, helping solve a key challenge in producing tritium fuel. Their hybrid quantum, AI, and classical computing approach could accelerate the development of self-sustaining fusion power by improving the design and testing of reactor materials before physical experiments.

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  • Modeling framework reveals grid battery aging effects featured image

    Modeling framework reveals grid battery aging effects

    Researchers at ORNL developed a high-performance computing and physics-based modeling framework that predicts how large-scale lithium-ion battery systems age under different grid operating conditions. The tool helps optimize battery design and operation to extend system lifespan, reduce costs, and improve the performance of grid-scale energy storage before deployment.

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  • Supercharging silicon: ORNL scientists pinpoint new ways to synthesize power source featured image

    Supercharging silicon: ORNL scientists pinpoint new ways to synthesize power source

    Researchers from ORNL and international collaborators discovered a simpler, lower-pressure method to produce R8 silicon, a rare form of silicon with promising applications in energy storage and electronics. By compressing amorphous (glassy) silicon instead of crystalline silicon, the team created R8 more efficiently, with neutron scattering, X-ray diffraction, and computer modeling confirming the process and suggesting it could also work for other materials like germanium.

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  • ORNL debuts JACC for performance-portable Julia for HPC systems featured image

    ORNL debuts JACC for performance-portable Julia for HPC systems

    ORNL developed JACC, an open-source framework that enables Julia applications to run efficiently on CPUs and GPUs from multiple hardware vendors using a single codebase. The software improves performance portability for high-performance computing systems and reduces the need for architecture-specific code.

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  • ORNL researchers showcase AI-driven science at national expo featured image

    ORNL researchers showcase AI-driven science at national expo

    ORNL had a major presence at the 2026 AI+ Expo for National Competitiveness with multiple ORNL researchers presenting and demoing their latest work. Hosted by the Special Competitive Studies Project, the event brought together leaders from technology, academia, industry and government to discuss the rapidly evolving role of artificial intelligence in advancing U.S. innovation, energy resilience, competitiveness and national security.

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  • Tag-teaming turbulence: Frontier trains AI to model cosmic storms featured image

    Tag-teaming turbulence: Frontier trains AI to model cosmic storms

    Researchers used the world’s fastest supercomputer for open science to train an artificial intelligence model that captures magnetic turbulence within a plasma in unprecedented detail. Results from the model could support research ranging from modeling a supernova to building the next generation of nuclear fusion reactors.

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  • Sabau earns TMS Distinguished Service Award featured image

    Sabau earns TMS Distinguished Service Award

    Adrian Sabau, a computational materials scientist at ORNL, has received the Materials Processing & Manufacturing Division (MPMD) Distinguished Service Award from The Minerals, Metals & Materials Society (TMS), recognizing his sustained contributions to the field and service to the professional community.

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