Supercomputing

  • 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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  • Calculating a new view on quantum mechanics using quantum computers featured image

    Calculating a new view on quantum mechanics using quantum computers

    Oak Ridge National Laboratory’s OLCF provided a Lawrence Berkeley National Laboratory scientist with remote access to an IBM quantum computer through its Quantum Computer User Program (QCUP) to simulate hadronization, a key process in particle physics. The project reproduced results from previous classical simulations using a simplified quantum mechanical model and serves as a step toward using quantum computers for larger quantum chromodynamics calculations.

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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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  • Robert Stewart: Mapping risk, advancing human security featured image

    Robert Stewart: Mapping risk, advancing human security

    Robert Stewart turned a childhood fascination with maps and computers into a career at ORNL developing geospatial and AI tools for environmental cleanup and human security. His work has influenced nuclear remediation practices and supported efforts credited with saving lives. Today, he focuses on mentoring future scientists and advancing data-driven research at ORNL.

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  • A different kind of leader: Scaling impact in geospatial science featured image

    A different kind of leader: Scaling impact in geospatial science

    David Page, head of the Geographic Data Science Section at Oak Ridge National Laboratory, leads with a focus on judgment, collaboration and empowering teams. Drawing on experience in academia, entrepreneurship and national security science, he has helped advance faster, scalable geospatial analysis while building resilient, forward-looking research teams.

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  • Artificial intelligence comes to particle detectors through NEUROPix featured image

    Artificial intelligence comes to particle detectors through NEUROPix

    Scientists at Oak Ridge National Laboratory are developing AI-enabled pixel detectors that can analyze particle-collision data directly at the source. The approach could help particle-physics experiments identify and capture the most important signals from the enormous amounts of data modern accelerators produce, helping scientists make faster, more informed discoveries from some of the world’s most complex experiments.

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