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A new low for nano ice

Nanoparticles of frozen water melt at drastically lower temperatures than water in bulk

A block of ice melts at 0Ë Celsius. But chip a few molecules off that ice block and they will begin to melt at a much lower temperature — almost 180 degrees cooler.

Nanoparticles of ice were thought to melt at much lower temperatures than ice in bulk, but not this low, say researchers from Germany, France and China in a report to appear in Physical Review Letters.

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