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Correlation Effects in Quantum Spin Hall Insulators: a Quantum Monte Carlo Study
Correlation Effects Quantum Spin Hall Insulators Quantum Monte Carlo Study
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2010/11/25
We consider the Kane-Mele model with spin-orbit coupling supplemented by a Hubbard U term.
On the basis of projective auxiliary eld quantum Monte Carlo simulations on lattice sizes up to 12 12, ...
Quantum correlation: Comparison of measures with geometry and mutual information
Quantum correlation Comparison measures geometry mutual information
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2010/11/5
Two measures for quantum correlations were proposed recently from a geometric perspective [Phys. Rev. Lett. 104, 080501 (2010); e-print arXiv:1004.0190]. We prove the the equivalence of the two geomet...
Covariance, correlation and entanglement
Covariance correlation entanglement
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2010/10/15
Some new identities for quantum variance and covariance involving commutators are presented, in which the density matrix and the operators are treated symmetrically. A measure of entanglement is propo...
q-exponential distribution in time correlation function of water hydrogen bonds
Water hydrogen bonds q-statistics Cage effect
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2010/7/5
In a series of molecular dynamics simulations we analyzed structural and dynamics properties of water at different temperatures (213 K to 360 K), using the Simple Point Charge-Extended (SPC/E) water. ...