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1)  nanocrystalline Y_2O_3
纳米晶Y2O3
1.
In this paper,different grain size of nanocrystalline Y_2O_3(Y_2O_3:Eu~(3+)) had been prepared by glycine-nitrate solution combustion synthesis and the homogeneous precipitation technique.
本文采用燃烧合成法和均相沉淀法制备了不同粒径的纳米晶Y2O3(Y2O3:Eu3+),着重研究了燃烧合成法中各种因素(甘氨酸的用量、前驱体中的含水量、炉温等)对纳米晶Y2O3晶粒尺寸的影响。
2)  Y_2O_3 nanocrystalline powders
Y2O3纳米晶粉体
3)  nano-Y2O3
纳米Y2O3
1.
The effects nano-Y2O3 particles on the microstructure, phase composition, and properties of Ni-based cladding layer were investigated.
研究了纳米Y2O3对Ni基合金激光熔覆层显微组织、相结构和性能的影响。
2.
The microstructure and wear resistant of nano-Y2O3/Co50 coatings produced by plasma transfer arc spray welding were studied by means of opitical metalography,scanning electron microscope(SEM),X-ray diffraction(XRD) and wear tester.
未加纳米Y2O3的喷焊层主要由γ-Co和(Cr,Fe)7C3组成;加入纳米Y2O3的喷焊层主要由γ-Co,Cr,Fe)7C3和Cr23C6组成。
3.
The effect of trace nano-Y2O3 on the mi-crostructure, hardness and wear-resistance of the Ni-based self-melting alloy layer with 35% WC were studied.
通过在含35%WC的Ni基自熔合金粉末中添加微量的纳米Y2O3,研究纳米Y2O3对合金喷焊层组织、硬度和耐磨性影响规律及其作用机制。
4)  yttrium nanoparticle
Y2O3纳米粉
5)  nanocrystalline Bi2O3-Y2O3 fast ionic conductor
纳米晶Bi2O3-Y2O3快离子导体
6)  Y_2O_3 nano-sized powder
Y2O3纳米粉体
补充资料:纳米晶硅
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性质:又称纳米晶硅。晶粒在10nm左右的多晶硅材料。其性质不同于大晶粒多晶硅,又不同于非晶硅。带隙可达2.4eV(晶体硅为1.12eV),电子和空穴迁移率均高于非晶硅两个数量级以上。光吸收系数介于晶体硅和非晶硅之间。采用辉光放电化学气相沉积法,减压化学沉积法,磁控溅射法,非晶硅热处理法等制备。可用作太阳电池窗口材料、异质结双极型晶体管、薄膜晶体管等。

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