Conditions for the existence of interface spin waves in a biferromagnetic interface
CCAST (World Laboratory), PO Box 8730, Beijing 100080, PR China
and Laboratory of Solid State Physics, Department of Physics,
Inner Mongolia University, Hohhot 010021, PR China
Published online: 2 October 2003
The eigenproblems of interface spin waves of a (100) biferromagnetic interface are solved exactly by use of the interface rescaling approach. Particularly, the necessary and sufficient conditions for the existence of interface spin waves are obtained analytically.
PACS: 75.70.Cn – Magnetic properties of interfaces (multilayers, superlattices, heterostructures) / 75.30.Ds – Spin waves / 75.10.Jm – Quantized spin models
© EDP Sciences, Società Italiana di Fisica, Springer-Verlag, 2003