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- In order to improve the resistivity of oxidation, dysprosium cobalt ferrite magnetic fluids were prepared. 摘要为了提高磁流体的抗氧化能力,制备了镝钴铁氧磁流体。
- A method of coating a layer of cobalt ferrite on the surface of ultrafine iron particles by soaking was studied,and the change of magnetic properties of was discussed. 研究了用浸渍方法在超微铁颗粒表面生成了一层钴铁氧体层,并对由此引起样品的比饱和磁化强度和矫顽力的改变进行探讨。
- XRD patterns show the samples contain spinel cobalt ferrite phase and bcc CoFe_2 phase. The proportion of CoFe_2O_4 to CoFe_2 phase diminishes with the increasing of reducing time. XRD的结果证明:钴铁氧体纳米颗粒经过部分还原后出现了bcc结构的CoFe_2相,并且随着还原时间变长,合金相的所对应的衍射峰强增加,CoFe_2O_4相的变化规律则恰好相反。
- cobalt ferrit 钴铁氧体
- Preparation and properties of composite doped cobalt ferrite 复掺杂钴铁酸盐的制备及性能
- Stellite 6 or cobalt free seats and discs. 钨铬钴合金6或无钴阀座和阀瓣。
- Stellite 6 or cobalt free wedge and seats. 钨铬钴合金6或无钴楔板和阀座。
- Fabrication and magnetic properties of cobalt ferrite composite nanoparticles 钴铁氧体复合纳米颗粒的制备及其磁性
- Preparation and Properties of Dysprosium Cobalt Ferrite Magnetic Fluids 镝钴铁氧磁流体的制备与性质研究
- Cobalt Ferrite Nanoparticles: Coprecipitation Synthesis and Magnetic Properties 铁酸钴纳米微粒的共沉淀法制备和磁性质
- Hard Facing is weld deposited Cobalt base alloy. 硬面焊接钴基合金沉淀物。
- Rare Earth Modification and Mechanism of Cobalt Ferrite Ionic Mmagnetic 离子型钴铁氧体磁流体的稀土改性与机理研究
- Fixed a crash bug within Cobalt systems. 修正了一个 cobalt 系统力的漏洞
- EXP: diamonds, copper, crude oil, coffee, cobalt. 出口:钻石,铜,重油,咖啡,钴
- Trim numbers with H have cobalt alloy hardfaced seat ring facing. 带有H的阀内件型号具有钴合金硬面阀座环表面。
- Preparing cobalt ferrite nanoparticles by spray coprecipitation and its sensing characteristics 喷射共沉淀法制备纳米铁酸钴及气敏性能表征
- Of or containing cobalt, especially with a valence of3. 钴的属于或含有钴的,尤指原子价为3的
- SYNTHESIS OF COBALT FERRITE NANOPARTICLES IN HIGH STATIC MAGNETIC FIELD BY COPRECIPITATION-PHASE TRANSFORMATION WAY 强磁场下共沉淀-相转化法制备纳米鈷铁氧体颗粒
- The series of cobalt and nickel catalysts are on the same level. 钴系与镍系催化剂的效果相当 ;
- Yellow jellyfish and red octopuses jet through cobalt waters. 黄色的水母与红色的章鱼,在钴蓝的水域中喷射前进。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries