1) mesoporous ceria
介孔CeO2
2) cerium oxide
CeO2
1.
Using CeO2 as oxygen carrier,the thermodynamic data are calculated for reaction process,and the result indicates that direct partial oxidation of methane to syngas using lattice oxygen of cerium oxide is feasible.
以CeO2为氧载体,对反应过程进行了热力学分析,结果表明以CeO2中晶格氧直接部分氧化甲烷制合成气是可行的。
2.
The results show that the addition of cerium oxide could change the surface propertied and improve the activity and selectivity of catalysts.
用甲醇裂解模型反应,程序升温(TPR,TPD)和XRD等技术研究了CeO2促进的Culr双金属催化剂。
3) ceria
['siəriə]
CeO2
1.
Nanocrystalline ceria was prepared by hydrothermal technique using formic acid as the solvent.
本文以甲酸为反应介质 ,采用非水溶剂水热法制备了CeO2 纳米粉。
2.
The fluorite structure characteristics of ceria were demonstrated.
从CeO2 所属的萤石型氧化物结构特点出发 ,对CeO2 内部的电子缺陷、氧离子及其空穴等在催化氧化中的作用进行分析 ,指出CeO2 在氧化催化剂中所起的修饰作用与它的价态变化———Ce4+ /Ce3 + 间的转换 ,以及CeO2 与Cu等过渡金属之间的相互作用密切相关。
3.
The redox properties of pure and doped ceria and their applications in catalysis are summarized.
概述了纯与掺杂CeO2氧化还原性质的研究状况及CeO2单独/主成分使用方式在催化领域中的应用。
4) CeO_2
CeO2
1.
CeO_2 was added to Pt/C catalyst in the cathode of PEMFC by both sol and impregnation methods.
应用溶胶法和浸渍法向质子交换膜燃料电池阴极Pt/C催化剂添加CeO2,透射电子显微镜(TEM)分析和循环伏安测试表明:对由上述两种方法制备的各含5%CeO2的Pt/C催化剂,其粒径、形态分布以及CeO2在催化剂表面的覆盖度都不相同。
2.
The CeO_2 powder employed in polishing glass was prepared by the following processing: precipitating,rinsing,drying,roasting and milling,in which the CeCl_3 solution was prepared by two steps leaching from bastnasite and NH_4HCO_3 was used as precipitator.
沉淀经过滤、洗涤、烘干、焙烧及研磨制得用于抛光的CeO2。
3.
BaTiO_3_based ceramic doped with CeO_2 or Nd_2O_3 by solid phase was prepared,and the relation between the doping ratio and dielectric character was investigated.
本文采用固相法,分别用CeO2和Nd2O3掺杂钛酸钡基陶瓷,对其实验前后进行对比和物相分析,探讨了掺杂比例对其介电性能影响的规律。
5) CeO 2
CeO2
1.
A novel CeO 2-dispersed chromizing coating was fabricated through prior electroplating a Ni-CeO 2 composite film on a mild steel and then chromizing.
用Ni-CeO2 复合电镀后包埋渗Cr的方法在低碳钢上制备了CeO2 改性的渗Cr涂层 。
2.
CeO 2 nanoparticles modified by stearic acid were prepared using surface-mofification method.
利用表面修饰法合成了硬脂酸修饰的 CeO2 纳米粒子,采用透射电子显微镜(TEM)观察了经表面修饰的CeO2 纳米粒子的形貌及分散性,并采用红外光谱(IR)、紫外可见分光光度计等对修饰的CeO2 纳米粒子进行了表征。
3.
CeO 2 had a lower activity for hydrocarbon oxidation according to the correlation between the rate of hydrocarbon oxidation and metal oxygen bond strength (volcano plot).
Ce和Mn的共同作用使CeO2 /BaMnAl1 1 O1 9-α催化剂不仅比表面积较大 ,而且具有较高的甲烷燃烧活性 。
6) mesopore
介孔
1.
Synthesis of ZSM-5 Molecular Sieves Containing Mesopore Using Nanocarbon in SBA-15 Mesopores
利用SBA-15介孔内纳米碳合成含介孔的ZSM-5分子筛
2.
A biodegradable silica-based xerogel with nano-scale mesopores was synthesized by using improved sol-gel process,and its hemostatic properties were investigated.
采用改进的溶胶-凝胶工艺合成了具有纳米介孔结构的硅基干凝胶,并对其止血性能进行了研究。
3.
Recent advances achieved in novel molecular sieves,such as molecular sieves containing extra-large-micropore,mesopore and double four-memebered ring(D4R) are introduced.
对近年来新合成的分子筛材料,如超大微孔分子筛、介孔分子筛、含D4R结构单元的分子筛的孔结构及合成技术进行综述,并探讨了这些新分子筛材料在催化裂化过程中的应用前景。
补充资料：介孔
根据国际纯粹与应用化学协会(iupac)的定义，孔径小于2纳米的称为微孔；孔径大于50纳米的称为大孔；孔径在2到50纳米之间的称为介孔。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条