Tensor networks demonstrate DQCP stability in the 1D spin-phonon model only for high phonon frequencies, with a first-order transition below a critical value whose endpoint belongs to the four-state Potts universality class.
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Reviews the FL* theory for cuprates using ancilla layer models and SU(2) gauge theories to explain pseudogap hole pockets of area p/8, Fermi arcs, and transitions to d-wave superconductivity and Fermi liquid behavior.
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Tensor network study of deconfined quantum criticality in a one-dimensional spin-phonon model
Tensor networks demonstrate DQCP stability in the 1D spin-phonon model only for high phonon frequencies, with a first-order transition below a critical value whose endpoint belongs to the four-state Potts universality class.
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Fractionalized Fermi liquids and the cuprate phase diagram
Reviews the FL* theory for cuprates using ancilla layer models and SU(2) gauge theories to explain pseudogap hole pockets of area p/8, Fermi arcs, and transitions to d-wave superconductivity and Fermi liquid behavior.