Two-magnon Raman scattering in quadratic double-layer antiferromagnets
Publication date
1980
Authors
Pol, A. van der
Thurlings, M.P.H.
Wijn, H.W. de
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DOI
Document Type
Article
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Abstract
Two-magnon Raman spectra of ordered K3Mn2F7 are interpreted in terms of a two-dimensional four-sublattice spin-wave theory. In solving the equation of motion of the Green functions it is essential to include terms of the spin-wave Hamiltonian coupling the two magnon branches.