Theory of the antiferromagnetic resonance in an intermediate state
Bar'yakhtar V. G., Bogdanov A. N., Popov V. A., Yablonskii D. A.
A theory is derived for the antiferromagnetic resonance for an antiferromagnet in an intermediate state. In an intermediate state, the dependence of the resonant frequencies on the external field is strongly affected by the shape of the sample. Experimental results are interpreted.