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Title: Is solid helium a supersolid?

Recent experiments suggest that helium-4 atoms can flow through an experimental cell filled with solid helium. But that incompletely understood flow is quite different from the reported superfluid-like motion that so excited physicists a decade ago.
Authors:
Publication Date:
OSTI Identifier:
22410510
Resource Type:
Journal Article
Resource Relation:
Journal Name: Physics Today; Journal Volume: 68; Journal Issue: 5; Other Information: (c) 2015 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:
United States
Language:
English
Subject:
73 NUCLEAR PHYSICS AND RADIATION PHYSICS; 71 CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS; ATOM TRANSPORT; EXPERIMENTAL DATA; HELIUM 4; SOLIDS; SUPERFLUIDITY