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Al K-edge XAS and 57Fe Mössbauer spectroscopy to elucidate Aluminum allocation in magnetically hard BaFe12-xAlxO19 hexaferrites

PUBLISHED December 20, 2023 (DOI: https://doi.org/10.54985/peeref.2312p9210909)

NOT PEER REVIEWED

Authors

Vitaliy Bilovol1 , Ricardo Martinez García1 , Marcelo Pagnola1 , Sergio Ferrarii1 , Fabiana Morales2
  1. CONICET - Universidad de Buenos Aires, Instituto de Tecnologías y Ciencias de la Ingeniería "Hilario Fernández Long" (INTECIN), Av. Paseo Colón 850 (C1063ACV), Buenos Aires, Argentina
  2. Departamento Física de la Materia Condensada, Centro Atómico Constituyentes, Comisión Nacional de Energía Atómica, Av. General Paz 1499 (B1650), Villa Maipú, Pcia. de Buenos Aires, Argentina

Conference / event

XSMM2023 - Workshop on X-ray Spectroscopy of Magnetic Materials: Emerging Opportunities at the 4th Generation SynchrotronsESRF, December 2023 (Grenoble, France)

Poster summary

The magnetic properties of BaFe12O19 hexaferrite (BaM) are suitable for permanent magnets. It is well known that doping trivalent elements such as Al in hexaferrites can increase the coercivity and improve their capability for the fabrication of permanent magnets.

Keywords

HEXAFERRITES, MOSSBAUER, SPECTROSCOPY, ALUMINIUM, XAS, MAGNETS

Research areas

Material Sciences, Electrical Engineering, Energy Engineering, Nanoengineering

References

  1. G. Aminoff, Über ein neues oxydisches mineral aus långban. (magnetoplumbit.), Geol. fören. Stockh. förh, 47 (3) (1925) 283-289
  2. V. Adelskold, Crystal structure of lead dodecairon (III) oxide, Arkiv for Kemi, Mineralogi och Geologi A 12 (1938) 1-9
  3. H. Nikmanesh, S. Hoghoghifard, B. Hadi-Sichani, Study of the structural, magnetic, and microwave absorption properties of the simultaneous substitution of several cations in the barium hexaferrite structure, J. Alloys Compd. 775 (2019) 1101-1108.
  4. B.T. Shirk, W.R. Buessem, Temperature dependence of Ms and K1 of BaFe12O19 and SrFe12O19 single crystals, J. Appl. Phys. 40 (3) (1969) 1294–1296
  5. K. Haneda, C. Miyakawa, H. Kojima, Preparation of High-Coercivity BaFe12O19 , J. Am. Ceram. Soc. 57 (1974) 354-357
  6. A.G Bagul, J.J. Shrotri, S.D Kulkarni, C.E Deshpande, S.K Date, In: Proc. 6th Int. Conf. on Ferrites, Tokyo and Kyoto, The Japanese Society of Powder and Powder Metallurgy (1992), p. 109
  7. H. Yamamoto, H. Kumehara, R. Takeuchi, H. Nishio, Magnetic Properties of Sr-M Ferrite Fine Particles, J. Phys. IV France 07 C1 (1997) C1-535-C1-536
  8. R. B. Jotania, R. B. Khomane, A. S. Deshpande, C. C. Chauhan, B. D. Kulkarni, Physical and Magnetic Properties of Barium Calcium Hexaferrite Nanoparticles Synthesized by Water-in-oil Reverse Micelle and Co-precipitation Techniques, J. Sci. Res. 1 (2009) 1-13
  9. X. Wang, D. Li, L. Lu, X. Wang, Synthesis of substituted M- and W-type barium ferrite nanostructured powders by stearic acid gel method, J. Alloys Compd 237 (1996) 45-48
  10. E. Matijevic, Uniform colloidal barium ferrite particles, J. Colloid Interface Sci. 117 (1987) 593-595

Funding

  1. V.B. is thankful to Polish National Agency for Academic Exchange (NAWA) for the fellowship (No. BPN/ULM/2021/1/00076)
  2. Use of research infra-structure of the National Synchrotron Radiation Centre SOLARIS (No. contract nr 1/SOL/2021/2)
  3. UBACyT (No. 20020190100046BA)
  4. CONICET

Supplemental files

No data provided

Additional information

Competing interests
No competing interests were disclosed.
Data availability statement
The datasets generated during and / or analyzed during the current study are available from the corresponding author on reasonable request.
Creative Commons license
Copyright © 2023 Bilovol et al. This is an open access work distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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Bilovol, V., Martinez García, R., Pagnola, M., Ferrarii, S., Morales, F. Al K-edge XAS and 57Fe Mössbauer spectroscopy to elucidate Aluminum allocation in magnetically hard BaFe12-xAlxO19 hexaferrites [not peer reviewed]. Peeref 2023 (poster).
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