Evidence of unpinned magnetostatic modes in a thick yttrium-iron-garnet epilayer |
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| Authors: | C. Borghese P. De Gasperis R. Tappa |
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| Affiliation: | Laboratorio di Elettronica dello Stato Solido del Consiglio Nazionale delle Richerche, Via Cineto Romano 42, 00156 Roma, Italy |
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| Abstract: | It is shown that the frequencies of the ferromagnetic normal modes of a thick (70 μm) yttrium-iron-garnet epilayer are in agreement with Sparks' equations for the unpinned main magnetostatic branch. The exchange term is found to be negligible. |
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