Resolved structure in ferromagnetic resonance of bulk metallic samples due to surface anisotropy

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, , Citation F Pelegrini et al 1982 J. Phys. C: Solid State Phys. 15 L1201 DOI 10.1088/0022-3719/15/33/005

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1 Phys. Dept., Univ. of Sheffield, Sheffield, UK

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0022-3719/15/33/L1201

Abstract

Two resolved ferromagnetic resonance absorption lines are observed for a bulk single crystal specimen of GdAl2. Theoretical interpretation yields an exchange constant A=0.23*10-6 erg cm-1 and surface anisotropy constant Ks=0.57 erg cm-2.

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