Proceedings of “Applications of Physics in Mechanical and Material Engineering” (APMME 2023): Influence of the Spin Wave Stiffness Parameter in Amorphous Materials on Saturation Magnetisation Value

B Jez, M Nabialek, P Postawa, J Gondro, M. M. A. B Abdullah, Simon Walters, B Koczurkiewicz, N. I. Muhammad Nadzri

Research output: Contribution to journalArticlepeer-review

Abstract

Depending on their other constituent elements, Fe-based amorphous materials can exhibit good soft magnetic properties. By determining the directional coefficient b for the relationship of µ0M(µ0H)1/2 according to the best linear fit, it is possible to determine the parameter of spin wave stiffness Dspf. This parameter, amongst others, is related to the distribution of magnetic atoms around the central atom, which is reflected in the value of saturation magnetisation. This work has examined the structure of specially prepared alloy samples and analysed the influence of the spin wave stiffness parameter on the value of saturation magnetisation. Three alloys with different constitutions, based on the Fe matrix, were analysed.
Original languageEnglish
Pages (from-to)375-378
Number of pages4
JournalActa Physica Polonica A
Volume144
Issue number5
DOIs
Publication statusPublished - 7 Dec 2023

Keywords

  • amorphous alloys
  • primary magnetisation curve
  • saturation magnetisation
  • spin wave stiffness parameter

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