Interplay of Spin Nernst Effect and Entanglement Negativity in Layered Ferrimagnets: A Study via Exact Diagonalization
2024

Spin Nernst Effect and Quantum Entanglement in Layered Ferrimagnets

publication Evidence: moderate

Author Information

Author(s): Lima Leonardo S.

Primary Institution: Department of Physics, Federal Technological Education Center of Minas Gerais, Belo Horizonte, Brazil

Hypothesis

How do variations in the spin Nernst coefficient with coupling parameters influence entanglement negativity?

Conclusion

The study reveals that the interplay of the spin Nernst effect and entanglement negativity in layered ferrimagnets is complex and requires further investigation.

Supporting Evidence

  • The study connects quantum information theory and condensed matter physics.
  • Entanglement negativity is a measure of quantum correlation in many-body systems.
  • The spin Nernst effect is related to the generation of an electric field in materials with broken time-reversal symmetry.

Takeaway

This study looks at how temperature and other factors affect the way particles in certain materials are connected, which is important for future technologies.

Methodology

The study used numerical simulations with the Lanczos algorithm and exact diagonalization to analyze the effects on entanglement negativity.

Limitations

The results from spin wave theory are only qualitative due to the mean-field approach used.

Digital Object Identifier (DOI)

10.3390/e26121060

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