Phase Transition and Its Universality Class for a Quantum Spin Chain
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Universality Class around the SU(3) Symmetric Point of the Dimer–Trimer Spin-1 Chain
(JPSJ Editors' Choice)
J. Phys. Soc. Jpn.
90,
024005
(2021)
.
We numerically diagonalize the Dimer-Trimer (DT) model Hamiltonian around the SU(3) symmetric point. As a result, we discover the phase transition at this point which belongs to the Berezinskii-Kosterlitz-Thouless (BKT)-like universality class.
Universality Class around the SU(3) Symmetric Point of the Dimer–Trimer Spin-1 Chain
(JPSJ Editors' Choice)
J. Phys. Soc. Jpn.
90,
024005
(2021)
.
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