Spin transport in the two-dimensional anisotropic XY model coupled to phonons

✍ Scribed by L.S. Lima; A.S.T. Pires

• Publisher: Elsevier Science
• Year: 2009
• Tongue: English
• Weight: 890 KB
• Volume: 149
• Category: Article
• ISSN: 0038-1098
• DOI: 10.1016/j.ssc.2008.12.005

✦ Synopsis

In this paper, we study spin currents, generated by a magnetic field gradient, in the two-dimensional XY model with single-ion anisotropy and coupled to phonons in the large D phase. The spin conductivity is calculated, at zero temperature, using the Kubo formula.