A mixed singlet-triplet Schwinger boson mean-field theory identifies a chiral bosonic quantum spin liquid in the integer-spin Heisenberg-Kitaev model whose spectrum matches exact diagonalization results up to S~2.
Sachdev ,\ 10.1103/PhysRevB.45.12377 journal journal Physical Review B \ volume 45 ,\ pages 12377 ( year 1992 ) NoStop
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The fractionalized Fermi liquid state obtained by doping quantum spin liquids resolves key experimental difficulties in cuprate pseudogap metals and d-wave superconductors.
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Chiral bosonic quantum spin liquid in the integer-spin Heisenberg-Kitaev model
A mixed singlet-triplet Schwinger boson mean-field theory identifies a chiral bosonic quantum spin liquid in the integer-spin Heisenberg-Kitaev model whose spectrum matches exact diagonalization results up to S~2.
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Lectures on insulating and conducting quantum spin liquids
The fractionalized Fermi liquid state obtained by doping quantum spin liquids resolves key experimental difficulties in cuprate pseudogap metals and d-wave superconductors.