Exact diagonalization provides evidence that the antiferromagnetic Chern insulator phase with quantized Chern number C=1 exists in the Kane-Mele-Hubbard model, shown by gap closing, anisotropic spin correlations, fidelity susceptibility, and a modified Chern number calculation that accounts for TRS-
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Ground-state quantum Monte Carlo calculations demonstrate scale invariance of the polaron energy at the Mott-superfluid critical point in a lattice Bose gas and extract an unexplained scaling exponent.
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The antiferromagnetic Chern insulator phase in the Kane-Mele-Hubbard model
Exact diagonalization provides evidence that the antiferromagnetic Chern insulator phase with quantized Chern number C=1 exists in the Kane-Mele-Hubbard model, shown by gap closing, anisotropic spin correlations, fidelity susceptibility, and a modified Chern number calculation that accounts for TRS-
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Scale invariance of the polaron energy at the Mott-superfluid critical point
Ground-state quantum Monte Carlo calculations demonstrate scale invariance of the polaron energy at the Mott-superfluid critical point in a lattice Bose gas and extract an unexplained scaling exponent.