Chip-scale refrigerator cools bulk object for the first time.(MATERIALS SCIENCE/R & D)

Advanced Materials & Processes,  June, 2005  

Tags: NIST

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Chip-scale refrigerators 25 by 15 micrometers in size have been developed by the National Institute of Standards and Technology, Gaithersburg, Md. They are sandwiches of a normal metal, an insulator, and a superconductor. This colorized scanning electron micrograph shows a cube of germanium attached to a membrane.

The four small light blue rectangles at the midpoints of the membrane perimeter are chip-scale ...

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