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Praseodymium-doped nickel-zinc-cobalt ferrite and preparation method thereof
The invention belongs to the technical field of soft magnetic ferrite materials, and particularly relates to praseodymium-doped nickel-zinc-cobalt ferrite and a preparation method thereof, the molecular formula of the praseodymium-doped nickel-zinc-cobalt ferrite is NimZnnCo1-m-nPrxFe2-xO4, 0 < x < = 0.1, 0.5 < = m < 1, 0 < n < 0.5, and the preparation process adopts a sol-gel self-propagating method and microwave sintering combined method; besides, Pr < 3 + > is used for replacing Fe < 3 + > to improve the magnetic performance and the electrical performance of the material, the preparation technology is simple, the process is free of pollution, the obtained material obtains high cut-off frequency, high direct-current resistivity and low dielectric loss at the same time, reference can be provided for development of high-frequency miniaturized electronic equipment, and the application prospect is wide. And the core competitiveness of miniaturization and integration of high-frequency and even ultrahigh-frequency electronic devices in China is expected to be improved.
本发明属于软磁铁氧体材料技术领域，具体涉及一种掺杂镨的镍锌钴铁氧体及其制备方法，其分子式为：NimZnnCo1‑m‑nPrxFe2‑xO4，其中，0＜x≤0.1，0.5≤m＜1，0＜n＜0.5，在制备工艺上采用溶胶‑凝胶自蔓燃法和微波烧结相结合的方法；另外，用Pr3+取代Fe3+以改善材料的磁性能和电性能，其制备工艺简单，过程无污染，所得材料同时获得了高的截止频率、较高的直流电阻率以及低的介电损耗，可为高频小型化电子设备的发展提供参考，有望提高我国在高频乃至超高频电子器件小型化、集成化的核心竞争力。
Praseodymium-doped nickel-zinc-cobalt ferrite and preparation method thereof
The invention belongs to the technical field of soft magnetic ferrite materials, and particularly relates to praseodymium-doped nickel-zinc-cobalt ferrite and a preparation method thereof, the molecular formula of the praseodymium-doped nickel-zinc-cobalt ferrite is NimZnnCo1-m-nPrxFe2-xO4, 0 < x < = 0.1, 0.5 < = m < 1, 0 < n < 0.5, and the preparation process adopts a sol-gel self-propagating method and microwave sintering combined method; besides, Pr < 3 + > is used for replacing Fe < 3 + > to improve the magnetic performance and the electrical performance of the material, the preparation technology is simple, the process is free of pollution, the obtained material obtains high cut-off frequency, high direct-current resistivity and low dielectric loss at the same time, reference can be provided for development of high-frequency miniaturized electronic equipment, and the application prospect is wide. And the core competitiveness of miniaturization and integration of high-frequency and even ultrahigh-frequency electronic devices in China is expected to be improved.
本发明属于软磁铁氧体材料技术领域，具体涉及一种掺杂镨的镍锌钴铁氧体及其制备方法，其分子式为：NimZnnCo1‑m‑nPrxFe2‑xO4，其中，0＜x≤0.1，0.5≤m＜1，0＜n＜0.5，在制备工艺上采用溶胶‑凝胶自蔓燃法和微波烧结相结合的方法；另外，用Pr3+取代Fe3+以改善材料的磁性能和电性能，其制备工艺简单，过程无污染，所得材料同时获得了高的截止频率、较高的直流电阻率以及低的介电损耗，可为高频小型化电子设备的发展提供参考，有望提高我国在高频乃至超高频电子器件小型化、集成化的核心竞争力。
Praseodymium-doped nickel-zinc-cobalt ferrite and preparation method thereof
一种掺杂镨的镍锌钴铁氧体及其制备方法
LI LEZHONG (author) / WANG BINGJIE (author) / LI YILEI (author) / ZHANG XING (author) / WANG RUI (author)
2024-02-23
Patent
Electronic Resource
Chinese
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