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The invention provides a high-dielectric-constant microwave ferrite material and a preparation method thereof. The chemical formula of the microwave ferrite material is Bi[1.1]Ca[0.9+2x]Y[1-2x]Zr[0.45](V[0.9]Ni[0.1])[x]Mn[y]Fe[4.55-x-y]O[12], wherein x is equal to 0.2-0.4, and y is equal to 0.05-0.1. The preparation method comprises the steps: preparing raw materials according to the molecular formula Bi[1.1]Ca[0.9+2x]Y[1-2x]Zr[0.45](V[0.9]Ni[0.1])[x]Mn[y]Fe[4.55-x-y]O[12] (x is equal to 0.2-0.4 and y is equal to 0.05-0.1) according to a stoichiometric ratio, and preparing the microwave ferrite material by using the raw materials. The dielectric constant of the high-dielectric-constant microwave ferrite material is 23-25, 4[pi]Ms is 1150 Gs-1250 Gs, [delta]H is less than 50 Oe, Tc is morethan 180 DEG C, and the high-dielectric-constant microwave ferrite material can well satisfy the application of microwave ferrite devices.
本发明提供了一种高介电常数微波铁氧体材料及其制备方法。该微波铁氧体材料的化学式为Bi1.1Ca0.9+2xY1‑2xZr0.45(V0.9Ni0.1)xMnyFe4.55‑x‑yO12，x＝0.2～0.4，y＝0.05～0.1。该制备方法包括按分子式Bi1.1Ca0.9+2xY1‑2xZr0.45(V0.9Ni0.1)xMnyFe4.55‑x‑yO12，x＝0.2～0.4，y＝0.05～0.1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23～25，4πMs为1150Gs～1250Gs，△H＜50Oe，Tc>180℃，能够很好地满足微波铁氧体器件的应用。
The invention provides a high-dielectric-constant microwave ferrite material and a preparation method thereof. The chemical formula of the microwave ferrite material is Bi[1.1]Ca[0.9+2x]Y[1-2x]Zr[0.45](V[0.9]Ni[0.1])[x]Mn[y]Fe[4.55-x-y]O[12], wherein x is equal to 0.2-0.4, and y is equal to 0.05-0.1. The preparation method comprises the steps: preparing raw materials according to the molecular formula Bi[1.1]Ca[0.9+2x]Y[1-2x]Zr[0.45](V[0.9]Ni[0.1])[x]Mn[y]Fe[4.55-x-y]O[12] (x is equal to 0.2-0.4 and y is equal to 0.05-0.1) according to a stoichiometric ratio, and preparing the microwave ferrite material by using the raw materials. The dielectric constant of the high-dielectric-constant microwave ferrite material is 23-25, 4[pi]Ms is 1150 Gs-1250 Gs, [delta]H is less than 50 Oe, Tc is morethan 180 DEG C, and the high-dielectric-constant microwave ferrite material can well satisfy the application of microwave ferrite devices.
本发明提供了一种高介电常数微波铁氧体材料及其制备方法。该微波铁氧体材料的化学式为Bi1.1Ca0.9+2xY1‑2xZr0.45(V0.9Ni0.1)xMnyFe4.55‑x‑yO12，x＝0.2～0.4，y＝0.05～0.1。该制备方法包括按分子式Bi1.1Ca0.9+2xY1‑2xZr0.45(V0.9Ni0.1)xMnyFe4.55‑x‑yO12，x＝0.2～0.4，y＝0.05～0.1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23～25，4πMs为1150Gs～1250Gs，△H＜50Oe，Tc>180℃，能够很好地满足微波铁氧体器件的应用。
Microwave ferrite material with high dielectric constant, and preparation method and device thereof
一种高介电常数微波铁氧体材料、制备方法和器件
2020-10-30
Patent
Electronic Resource
Chinese
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