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Ni_0.5ㆍMg_0.1ㆍZn_0.4ㆍFe₂O₄Ferrite-Carbon-Rubber Compound의 전자파흡수능에 관한 연구
김동일,김하근,송재만 한국해양대학교 산업기술연구소 2001 연구논문집 Vol.18 No.-
We fabricated Ni0.5 ㆍ Mg0.1 ㆍ Zn0.4 ㆍ Fe2O4 Ferrite-Carbon-Rubber compounds with the property of wide-band electromagnetic wave absorption and Investigated their XRD pattern, grain size, saturation magnetization, permitivity, permeability, and reflection loss. Synthesized Ni0.5 ㆍ Mg0.1 ㆍ Zn0.4 ㆍ Fe2O4 ferrites show spinel structure, spherical grain with the size of 20-30㎛, saturation magnetization of 30emu/g, and coercivity of 18.65Oe. The carbon in Ni0.5 ㆍ Mg0.1 ㆍ Zn0.4 ㆍ Fe2O4 ferrite affected the property of μ " and we confirmed the absorption properties of Ni0.5 ㆍ Mg0.1 ㆍ Zn0.4 ㆍ Fe2O4 Ferrite-Carbon-Rubber compounds be controlled by the addition of carbon.