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典型文献
Effect of nano-TiC dopant size on magnetic properties and corrosion resistance of hot-deformed NdFeB
文献摘要:
Effects of dopant size on the magnetic properties and corrosion behavior of hot-deformed NdFeB with the intergranular additions of nano-TiC were investigated using X-ray diffraction(XRD),X-ray photo-electron spectrometer(XPS),scanning electron microscopy(SEM),electrochemical and magnetic mea-surement technologies.Additions of 50 nm-TiC,unlike 30 nm-and 40 nm-TiC,are found to increase the magnetic energy product and comprehensive magnetic properties,due in main to the improvement of magnet orientation by more strip-shaped Nd-rich phases.Nano-TiC dopants especially with a size of 40 nm can increase the electrochemical corrosion resistance of magnets.It is attributed to the hindrance of additives on the reaction channel formation and their barrier effect on the oxidations of Nd and Fe.For 40 nm-TiC doped magnet,the charge transfer resistance in electric double layer structure reaches 15000 Ω·cm2 that is one order of magnitude higher than other cases,which is responsible for the lowest corrosion current density and accordingly the best anti-corrosion properties.
文献关键词:
作者姓名:
Xiaoqiang Li;Jian Li;Kai Xu;Zhiwei Wang;Yu Bian;Yuxuan Shao;Chengchao Hu;Junjie Ni
作者机构:
School of Materials Science and Engineering,Liaocheng University,Liaocheng 252000,China;Frontier Institute of Science and Technology,Xi'an Jiaotong University,Xi'an 710049,China;c Liaocheng Key Laboratory of Magnetic Materials,Liaocheng 252500,China
引用格式:
[1]Xiaoqiang Li;Jian Li;Kai Xu;Zhiwei Wang;Yu Bian;Yuxuan Shao;Chengchao Hu;Junjie Ni-.Effect of nano-TiC dopant size on magnetic properties and corrosion resistance of hot-deformed NdFeB)[J].稀土学报(英文版),2022(06):930-936
A类:
B类:
nano,TiC,size,magnetic,properties,corrosion,resistance,deformed,NdFeB,Effects,behavior,intergranular,additions,were,investigated,using,ray,diffraction,photo,electron,spectrometer,XPS,scanning,microscopy,electrochemical,mea,surement,technologies,Additions,unlike,are,found,increase,energy,product,comprehensive,due,main,improvement,orientation,by,more,strip,shaped,rich,phases,Nano,dopants,especially,magnets,It,attributed,hindrance,additives,reaction,channel,formation,their,barrier,effect,oxidations,For,doped,charge,transfer,electric,double,layer,structure,reaches,that,one,order,magnitude,higher,than,other,cases,which,responsible,lowest,current,density,accordingly,best,anti
AB值:
0.578596
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