Thermal purification and thermal entanglement of the two-resonant-coupled-oscillator system at finite temperature

DOI10.1088/1751-8113/47/37/375301zbMath1300.81061OpenAlexW2002571830MaRDI QIDQ2922378

Heng-Mei Li, Hong-Yun Huang, Xue-xiang Xu, Ye-jun Xu

Publication date: 10 October 2014

Published in: Journal of Physics A: Mathematical and Theoretical (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/1751-8113/47/37/375301

zbMATH Keywords

thermal field dynamics logarithmic negativity partial trace method two-resonant-coupled oscillator

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Phase-space methods including Wigner distributions, etc. applied to problems in quantum mechanics (81S30) Quantum coherence, entanglement, quantum correlations (81P40) Quantum information, communication, networks (quantum-theoretic aspects) (81P45) Thermal quantum field theory (81T28)

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