Projective symmetry group classification of Abrikosov fermion mean-field ansätze on the square-octagon lattice
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DOI: 10.1103/physrevb.107.134438
Abstract: We perform a projective symmetry group (PSG) classification of symmetric quantum spin liquids with different gauge groups on the square-octagon lattice. Employing the Abrikosov fermion representation for spin-$1/2$, we obtain $32$ $SU(2)$, $1808$ $U(1)$ and… read more here.
Keywords: abrikosov fermion; classification; projective symmetry; symmetry group ... See more keywords