Hydrodynamic theory of supersolids: Variational principle, effective Lagrangian, and density-density correlation function

Elementary excitation in a supersolid

(2008) Jinwu Ye   EPL

Classical and relativistic dynamics of supersolids: variational principle

(2008) A S Peletminskii   Journal of Physics A-Mathematical and Theoretical

Supersolidity and disorder

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Solid4He and the Supersolid Phase: from Theoretical Speculation to the Discovery of a New State of Matter? –A Review of the Past and Present Status of Research–

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ac Vortex-Dependent Torsional Oscillation Response and Onset TemperatureT0in SolidHe4

(2008) Andrey Penzev et al.   PHYSICAL REVIEW LETTERS

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(2008) M. H. W. Chan   SCIENCE