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He got a lot of dope from the secretary. 他从秘书那里获得许多内部消息。
The chemically synthesized compound powder and the nano powder obtained by high-energy ball milling are two development trends of ZnO varistor c. 对粉体的制备方法和应用前景进行了展望,指出化学法合成复合粉体和高能球磨法制备纳米粉体是氧化锌压敏陶瓷粉体的两个主要发展趋势。
They have a good deal of dope on this subject. 他们有许多关于这方面的内幕消息。
nano-powders of doped ZnO 掺杂ZnO纳米粉体
Dietl et al. predicted that p type Mn doped ZnO could have ferromagnetism at room temperature. Dietl等人的理论计算预测，p型掺杂(Zn,Mn)O可能具有室温铁磁性。
Good quality barium bismuth titanate (BaBi 4Ti 4O 15 ) ceramics is fabricated successfully with BaBi 4Ti 4O 15 nano powders prepared by Sol-Gel process. 采用溶胶凝胶工艺成功制备出BaBi4 Ti4 O1 5微细粉料 ;并利用此微粉烧结出成瓷良好的BaBi4 Ti4 O1 5陶瓷 .
The micro or nano powder,or micro and nano powders were mixed into base oil,machinery oil 68,and confected into five kinds of running-in oils. 将微米和纳米固体粉末单独或混合加入到68%23机械油中,配制了5种微米、纳米或微纳米混合磨合油,并试验研究了5种磨合油分别应用于钢质粗糙软齿轮副间的磨合磨损行为和作用机制。
Clear AFM images were(obtained) from PbZr_(0.90)Ti_(0.10)O_3-Fe_(0.003) nano powder sample prepared by DDS method. 采用DDS法制备PbZr0.;90Ti0
Gas sensing property of the film was investigated at different concentration of CO gases and results show that 0.5% Al3+ doped ZnO(mol/mol) thin film shows a maximum sensitivity to CO gas. The gas sensitivity mechanism of ZnO is also discussed. 在室温下;对薄膜在不同浓度的CO气体下的敏感特性进行了研究;随着气体浓度的增加;薄膜电阻值逐渐减小; 随着掺Al量的增大;气敏灵敏性先逐渐增大后减小;发现当铝含量为r(Al:ZnO)=0.;5%25时;对CO气体的灵敏度最大;并对紫外光照射下气敏半导体薄膜的气敏机理进行了简单分析。
The results indicate that the species and using level of dispersing agent were important factors to the particle size and distribution of the nano powder. 结果表明,分散剂的种类和用量是影响纳米氧化镁颗粒大小和均匀度的重要因素。
A functionally graded material(FGM) was also produced by spark plasma sintering technology(SPS), and sintering powders of nano WC/10%Co, nano WC/12%Co, micro WC/15%Co and disk of stainless steel. 然后采用火花等离子烧结技术制备了硬质合金功能梯度材料,该材料由纳米WC/10%25Co、纳米WC/12%25Co、微米WC/15%25Co混合粉以及不锈钢圆片烧结而成。
Study on ferroelectricity of doped PLN PFS PZT ceramics. 掺杂的PNL-PFS-PZT铁电陶瓷性能研究
Ceramic powder of nano grade is an aggregate composed of extremely fine crystalline grain and numerous of atoms lying in the defective center of crystalline region. 纳米级陶瓷粉是由极细的晶粒和大量处于晶界内部缺陷中心的原子所构成的集合体。材料粒径变小,将引起纳米材料性质的变化。
The growth habit, X-ray powder diffraction and infrared speactra,the main pyroelectric parameters of six kinds of doped TGS crystals have been studied. 研究了此6种掺质TGS晶体的生长形态，X-射线粉末衍射和红外光谱以及主要的热释电性能参数等。
Based on all the above, feasibility of developing coated metallic nano powder materials by SLS was analyzed; at last an idea of prototyping metallic parts with coated metallic nano powder materials by SLS was put forward. 在此基础上，分析了研究开发选择性激光烧结覆膜金属纳米粉末材料的可行性，并提出一种选择性激光烧结覆膜金属纳米粉末材料成型金属件的思路。
Raman Spectra of Undoped and Doped ZnO Thin Films 掺杂和未掺杂氧化锌薄膜的拉曼光谱
Optical properties of doped quaternary ammonium salt KDP crystals[J]. 引用该论文许心光;孙洵;王正平;许贵宝;高樟寿;邵宗书.
Based on all the above, feasibility of developing coated metallic nano powder materials by SLS was analyzed;at last an idea of prototyping metallic parts with coated metallic nano powder materials... 在此基础上,分析了研究开发选择性激光烧结覆膜金属纳米粉末材料的可行性,并提出一种选择性激光烧结覆膜金属纳米粉末材料成型金属件的思路。
The powder of nanosized H2WO4was characterized by XRD,BET,SEM,TEM. 并用XRD、BET、SEM、TEM测试方法对纳米钨酸粉体进行了表征。
Super powder of it si also a kind of ceramics material. 超细微粉也是高级陶瓷材料。