Superdiffusion in solid helium.

Author(s) : CAHN R. W.

Type of article: Article

Summary

Three years ago Polturak's group made the surprising discovery that the mobility of helium 3 in the solid is higher than in the superfluid. No other solid is known in which atoms move faster than in the melt at the same temperature: It is a remarkable case of superdiffusion, to add to the other 'super' characteristics of helium at low temperatures.

Details

  • Original title: Superdiffusion in solid helium.
  • Record ID : 2000-0020
  • Languages: English
  • Source: Nature - vol. 400 - n. 6744
  • Publication date: 1999/08/05
  • Document available for consultation in the library of the IIR headquarters only.

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