Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films

The magnetic, microwave, and the atomic structure properties of (Fe<sub>0</sub>.<sub>7</sub>Co<sub>0</sub>.<sub>3</sub>)1-xBx sputtered films on glass substrates were investigated. The addition of boron induced a decrease in coercivity and ferromagneti...

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spelling ndltd-NEU--neu-3305202016-04-25T16:14:05ZEffects of boron addition to the atomic structure and soft magnetic properties of FeCoB filmsThe magnetic, microwave, and the atomic structure properties of (Fe<sub>0</sub>.<sub>7</sub>Co<sub>0</sub>.<sub>3</sub>)1-xBx sputtered films on glass substrates were investigated. The addition of boron induced a decrease in coercivity and ferromagnetic resonance linewidth. The amorphous structure was formed at x ∽0.075. Extended x-ray absorption fine structure (EXAFS) of Fe and Co showed the reduced Fourier transform (FT) amplitude, and increased Debye-Waller factors as x was increased, indicating the increased disorder due to the thermal and structural displacements. Possible Fe-B bonding was observed with a reduced bond length, which indicates boron atoms’ preference for staying in the interstitial sites in bcc unit cell.http://hdl.handle.net/2047/d20002206
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description The magnetic, microwave, and the atomic structure properties of (Fe<sub>0</sub>.<sub>7</sub>Co<sub>0</sub>.<sub>3</sub>)1-xBx sputtered films on glass substrates were investigated. The addition of boron induced a decrease in coercivity and ferromagnetic resonance linewidth. The amorphous structure was formed at x ∽0.075. Extended x-ray absorption fine structure (EXAFS) of Fe and Co showed the reduced Fourier transform (FT) amplitude, and increased Debye-Waller factors as x was increased, indicating the increased disorder due to the thermal and structural displacements. Possible Fe-B bonding was observed with a reduced bond length, which indicates boron atoms’ preference for staying in the interstitial sites in bcc unit cell.
title Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films
spellingShingle Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films
title_short Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films
title_full Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films
title_fullStr Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films
title_full_unstemmed Effects of boron addition to the atomic structure and soft magnetic properties of FeCoB films
title_sort effects of boron addition to the atomic structure and soft magnetic properties of fecob films
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url http://hdl.handle.net/2047/d20002206
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