Low dielectric constant composite material containing nano magnetic particles, and optical and semiconductor devices using the low dielectric constant composite material
   
   

A composite containing nano magnetic particles is provided. The composite includes nano magnetic particles in a dielectric matrix. The matrix is made of an inorganic material such as silica, alumina, or hydrosilsesquioxane, or an organic material such as polyimide, polymethyl methacrylate, or methyl silsesquioxane. The nano magnetic particles consist of Fe.sub.2 O.sub.3, chromium oxide, europium oxide, NiZn-ferrite, MnZn-ferrite, yttrium-iron garnet, or indium In.

As partículas magnéticas contendo compostas de um nano são fornecidas. O composto inclui partículas magnéticas do nano em uma matriz dieléctrica. A matriz é feita de um material inorgánico tal como o silicone, o alumina, ou o hydrosilsesquioxane, ou um material orgânico tal como o polyimide, o methacrylate do polymethyl, ou o silsesquioxane methyl. As partículas magnéticas do nano consistem em Fe.sub.2 O.sub.3, em óxido do cromo, em óxido do europium, em NiZn-niZn-ferrite, em MnZn-mnZn-ferrite, em garnet do yttrium-ferro, ou em indium dentro.
 
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