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A Mössbauer spectroscopic study of the magnetocrystalline anisotropy inα-FeOOH

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Abstract

Mössbauer spectra are obtained for a single crystal of α-FeOOH, with a magnetic field of up to 10T applied along the c axis. No spin reorientation is observed, indicating a lower limit of 6 × 104 J/m3 for the anisotropy constant K. A theoretical estimate gives K > 1.1 × 106 J/m3.

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Author notes

  1. A. Meagher

    Present address: Physics Department, Emory University, 30322, Atlanta, GA, USA

Authors and Affiliations

  1. Department of Physics, University of Liverpool, L69 3BX, Liverpool, England

    A. Meagher, Q. A. Pankhurst & D. P. E. Dickson

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  1. A. Meagher
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  2. Q. A. Pankhurst
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  3. D. P. E. Dickson
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Meagher, A., Pankhurst, Q.A. & Dickson, D.P.E. A Mössbauer spectroscopic study of the magnetocrystalline anisotropy inα-FeOOH. Hyperfine Interact 28, 533–536 (1986). https://doi.org/10.1007/BF02061504

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