Prediction of magnetocaloric and thermomagnetic properties of amorphous alloy Fe68Cr12Si8B12

The dependence of magnetization on the variation of temperature, under an applied magnetic field, for Fe
₆₈
Cr
₁₂
Si
₈
B
₁₂
amorphous alloys ribbon was modeled. The phenomenological model was applied, showing good agreement with the experimental result. In addition, under an applied magnetic field of 1 and 5 T, the magnetic entropy change (ΔS
_M
) and specific heat (ΔδC
_P,H
) as a function of temperature were predicted for Fe
₆₈
Cr
₁₂
Si
₈
B
₁₂
and values deduced from the application of the phenomenological model such as maximum magnetic entropy change (ΔS
_Max
), fullwidth at half maximum (δT
_FWHM
), relative cooling power (RCP) and maximum specific heat under 1 and 5 T were evaluated.