Abstract
Rapid cooling of a helium impurity gas mixture to the superfluid helium temperatures allows us to prepare an impurity-helium condensate with jelly-like structure (impurity gel) in superfluid He-II. It is clear that the properties of these gels should be substantially different from those of a bulk impurity substance, constituting a new class of soft matter — quantum gel, where superfluid He-II filling the nanopores between the randomly connected impurity nanoclusters serves as the dispersion medium of the gel.
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Original Russian Text © V.B. Efimov, A.N. Izotov, L.P. Mezhov-Deglin, 2013, published in Izvestiya Rossiiskoi Akademii Nauk. Seriya Fizicheskaya, 2013, Vol. 77, No. 1, pp. 56–60.
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Efimov, V.B., Izotov, A.N. & Mezhov-Deglin, L.P. Helium impurity nanocluster gels in superfluid helium. Bull. Russ. Acad. Sci. Phys. 77, 48–52 (2013). https://doi.org/10.3103/S1062873813010085
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DOI: https://doi.org/10.3103/S1062873813010085