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Groud-State Properties of a Supersolid in RPA

Stoffel, Andre; Gulacsi, Miklos


We investigate the newly discovered supersolid phase by solving in random-phase approximation the anisotropic Heisenberg model of the hard-core boson 4He lattice at zero temperature. We include nearest and next-nearest neighbor interactions and calculate

CollectionsANU Research Publications
Date published: 2009
Type: Journal article
Source: European Physical Journal B
DOI: 10.1140/epjb/e2009-00079-5


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