Effect of the nanocrystalline state and electrical resistance of Fe and Fe75Si25 powders produced by the method of high-energy ball milling on the frequency dispersion of microwave material parameters


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Abstract

The influence of the nanocrystalline state of Fe and Fe75Si25 particles and their electrical resistance on the microwave properties of composite materials that contain these particles has been investigated experimentally. The main factors that determine changes in the frequency dispersion of the permeability are the skin effect and the decrease in the internal field of anisotropy of the particles. In the case of Fe particles, the role of skin effect of prevails.

About the authors

K. N. Rozanov

Institute of Theoretical and Applied Electrodynamics

Email: yazovskikh_pti@mail.ru
Russian Federation, ul. Izhorskaya 13, Moscow, 125412

D. A. Petrov

Institute of Theoretical and Applied Electrodynamics

Author for correspondence.
Email: dpetrov.itae@yandex.ru
Russian Federation, ul. Izhorskaya 13, Moscow, 125412

E. P. Yelsukov

Physicotechnical Institute, Ural Branch

Email: yazovskikh_pti@mail.ru
Russian Federation, ul. Kirova 132, Izhevsk, 426000

A. V. Protasov

Institute of Metal Physics, Ural Branch

Email: yazovskikh_pti@mail.ru
Russian Federation, ul. S. Kovalevskoi 18, Ekaterinburg, 620990

A. S. Yurovskikh

Yeltsin Ural Federal University (UrFU)

Email: yazovskikh_pti@mail.ru
Russian Federation, ul. Mira 19, Ekaterinburg, 620002

K. A. Yazovskikh

Physicotechnical Institute, Ural Branch

Author for correspondence.
Email: yazovskikh_pti@mail.ru
Russian Federation, ul. Kirova 132, Izhevsk, 426000

S. F. Lomayeva

Physicotechnical Institute, Ural Branch

Email: yazovskikh_pti@mail.ru
Russian Federation, ul. Kirova 132, Izhevsk, 426000

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