The Effect of Magnetic Dipolar Interaction on the Stabilities of the Antiferromagnetic and Ferromagnetic Spin Configurations in a Superconductor
Author(s) -
S. Seki
Publication year - 1989
Publication title -
progress of theoretical physics
Language(s) - English
Resource type - Journals
eISSN - 1347-4081
pISSN - 0033-068X
DOI - 10.1143/ptp.81.603
Subject(s) - condensed matter physics , antiferromagnetism , physics , ferromagnetism , superconductivity , lattice (music) , dipole , instability , magnetic moment , spin (aerodynamics) , quantum mechanics , acoustics , thermodynamics
For both of the London and Pippard types of superconductors, the lattice sum of magnetic dipolar interaction is calculated on the assumption that the spin system forms a lattice structure with cubic symmetry. From this result, we prove that the dipolar interaction influenced by supercurrents tends to lead the stability (instability) of the antiferromagnetic (ferromagnetic) configuration of localized moments.
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