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  • Self-cooling observed in graphene electronics

    An atomic force microscope tip scans the surface of a graphene-metal contact to measure temperature with spatial resolution of about 10 nm and temperature resolution of about 250 mK.  Color represents temperature data.

    An atomic force microscope tip scans the surface of a graphene-metal contact to measure temperature with spatial resolution of about 10 nm and temperature resolution of about 250 mK. Color represents temperature data.

    Image by Alex Jerez Beckman Institute Imaging Technology Group

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  • Editor's note: To contact William King, call 217-244-3864; email wpk@illinois.edu. To contact Eric Pop, 217-244-2070; epop@illinois.edu.