Probable observation of a supersolid helium phase

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Just last year we have seen a Nobel Prize in physics awarded to Abrikosov, Ginzburg and Leggett for "pioneering contributions to the theory of superconductors and superfluids"
And now Nature publishes an article by E. Kim and M. Chan (vol 427, p. 225) who claim to observe a 'supersolid' He phase.


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