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Showing 2021 · cond-mat.stat-mechShow all
2 papers · 2 filters
cond-mat.stat-mech2021★ 13 cited
Tangential finite-size scaling of the Gaussian topological transition in the quantum spin-1 anisotropic chain
Luan M. Veríssimo, Maria S. S. Pereira, Marcelo L. Lyra
Scaling aspects of Gaussian topological phase-transitions in quantum spin chains are investigated using the prototypical one-dimensional spin-1 XXZ Heisenberg model with uniaxial s…
cond-mat.stat-mech2021★ 14 cited
Low temperature pseudo-phase transition in an extended Hubbard diamond chain
Onofre Rojas, Jordana Torrico, L. M. Veríssimo +3
We consider the extended Hubbard diamond chain with an arbitrary number of particles driven by chemical potential. The interaction between dimer diamond chain and nodal couplings i…