Microwave properties of composite with high content of carbonyl iron microparticles of different grades
Nomoev A.V.1, Garmaev B.Z.1, Atutov E.B.1, Korovin E.Y.1, Yuzhakov I.A.1, Thydypov D.G.1
1Physical Material Science Institute, Siberian Branch, Russian Academy of Sciences, Ulan-Ude, Russia
Email: nomoevav@mail.ru
The results of experiments on obtaining a structural radio material promising for protecting electronic equipment with an increased (more than 80 mass%) content of carbonyl iron micropowders of various grades in a silicone compound are presented. The measured values of complex magnetic permeability in the frequency range of 0.1-6 GHz significantly exceed the known values with a lower content of micropowders. The highest absorption coefficients are observed in the created composite with a content of 88.9 mass% of grade P10 micropowder. Keywords: radio absorption, carbonyl iron, complex magnetic and permittivity, hysteresis.
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