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High-dielectric-constant microwave ferrite material, preparation method and microwave communication device
The invention discloses a high-dielectric-constant microwave ferrite material, a preparation method and a microwave communication device. The chemical formula of the microwave ferrite material is Bi<1.25>Ca<0.25+2x>Y<1.5-2x>Zr<0.25>AlMnFe<4.75-x-y>, x is greater than or equal to 0.05 and less than or equal to 0.3, and y is greater than or equal to 0.05 and less than or equal to 0.15. The preparation method comprises the following steps: preparing raw materials according to the molecular formula Bi<1.25>Ca<0.25+2x>Y<1.5-2x>Zr<0.25>AlMnFe<4.75-x-y> (0.05<=x<=0.3, and 0.05<=y<=0.15),and preparing the microwave ferrite material by using the raw materials. The dielectric constant of the high-dielectric-constant microwave ferrite material is about 28, 4piMs is 1850-1950 Gs, delta His 45-50 Oe, Tc is 200 DEG C or above, and the miniaturization and integration application of a microwave circulator and an isolator can be well met.
一种高介电常数微波铁氧体材料、制备方法及微波通信器件。该微波铁氧体材料的化学式为BiCaYZrAlMnF，0.05≤x≤0.3，0.05≤y≤0.15。该制备方法包括按分子式BiCaYZrAlMnF，0.05≤x≤0.3，0.05≤y≤0.15的化学计量比配备原料，并使用所述原料制作所述微波铁氧体材料。本发明的高介电常数微波铁氧体材料介电常数为28左右，4πMs为1850～1950Gs，△H为45～50Oe，T在200℃以上，能够很好地满足微波环形器和隔离器的小型化、集成化的应用。
High-dielectric-constant microwave ferrite material, preparation method and microwave communication device
The invention discloses a high-dielectric-constant microwave ferrite material, a preparation method and a microwave communication device. The chemical formula of the microwave ferrite material is Bi<1.25>Ca<0.25+2x>Y<1.5-2x>Zr<0.25>AlMnFe<4.75-x-y>, x is greater than or equal to 0.05 and less than or equal to 0.3, and y is greater than or equal to 0.05 and less than or equal to 0.15. The preparation method comprises the following steps: preparing raw materials according to the molecular formula Bi<1.25>Ca<0.25+2x>Y<1.5-2x>Zr<0.25>AlMnFe<4.75-x-y> (0.05<=x<=0.3, and 0.05<=y<=0.15),and preparing the microwave ferrite material by using the raw materials. The dielectric constant of the high-dielectric-constant microwave ferrite material is about 28, 4piMs is 1850-1950 Gs, delta His 45-50 Oe, Tc is 200 DEG C or above, and the miniaturization and integration application of a microwave circulator and an isolator can be well met.
一种高介电常数微波铁氧体材料、制备方法及微波通信器件。该微波铁氧体材料的化学式为BiCaYZrAlMnF，0.05≤x≤0.3，0.05≤y≤0.15。该制备方法包括按分子式BiCaYZrAlMnF，0.05≤x≤0.3，0.05≤y≤0.15的化学计量比配备原料，并使用所述原料制作所述微波铁氧体材料。本发明的高介电常数微波铁氧体材料介电常数为28左右，4πMs为1850～1950Gs，△H为45～50Oe，T在200℃以上，能够很好地满足微波环形器和隔离器的小型化、集成化的应用。
High-dielectric-constant microwave ferrite material, preparation method and microwave communication device
一种高介电常数微波铁氧体材料、制备方法及微波通信器件
LIU JIAN (author) / NIE MIN (author) / WANG YINGXIN (author)
2020-06-16
Patent
Electronic Resource
Chinese
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