Numerical DMRG study of the anisotropic J1-J2 spin-1 chain uncovers two non-magnetic incommensurate floating Luttinger liquid phases emerging from the trimerized background, separated from the Haldane phase by a composite c=2 critical line.
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Analytical predictions and MPS simulations show that magnetic fields or single-ion anisotropy can probe spinon interactions in the critical phase of the spin-1 bilinear-biquadratic chain.
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Non-magnetic floating phases in frustrated Haldane chains with a single-ion anisotropy
Numerical DMRG study of the anisotropic J1-J2 spin-1 chain uncovers two non-magnetic incommensurate floating Luttinger liquid phases emerging from the trimerized background, separated from the Haldane phase by a composite c=2 critical line.
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Probing spinon interactions in the spin-1 bilinear-biquadratic chain
Analytical predictions and MPS simulations show that magnetic fields or single-ion anisotropy can probe spinon interactions in the critical phase of the spin-1 bilinear-biquadratic chain.