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  • Nanoscale observations simplify how scientists describe earthquake movement

    Graduate student Binxin Fu, left, and civil and environmental engineering professor Rosa Espinosa-Marzal

    Graduate student Binxin Fu, left, and civil and environmental engineering professor Rosa Espinosa-Marzal used microscopic-scale observations to simplify how scientists describe macroscale earthquake movement.  

    Photo by Michelle Hassel

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  • Editor’s notes:

    To reach Rosa Espinosa-Marzal, call 217-300-4380; email rosae@illinois.edu.

    The paper “Velocity-weakening and -strengthening friction at single and multiasperity contacts with calcite single crystals” is available online and from the U. of I. News Bureau. DOI: 10.1073/pnas.2112505119