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- The smaller the gold particle is, the bigger the interface of the gold and the support is, the better the Au/CeO2 catalytic active is. 活性位在金与氧化物载体界面,金粒径越小,金与氧化物载体的接触面越大,活性位越多,催化活性越大。
- Selected Topics of Catalytic Activity and Kinetics ? 催化反应动力学选论
- All salts studied except NaCl exhibit perfect catalytic activity. 所研究的所有盐类,除氯化钠,都有很好的催化作用。
- Besides, the valent state of Mo, the surface pattern and distribution of Mo on this catalyst, and the formation of catalytic active matter and so on were studied preliminarily. 文中还对Mo在催化剂上的价态,表面形貌和分布; 催化活性物质的形成和制备过程中的一些问题作了初步探讨。
- Results showed this catalyst has high catalytic activity and stability. 实验表明,这种固载催化剂催化活性高,重复使用性能好。
- SO427Zr-La-CLR and SO42-/Zr(c)-La-CLR show relatively low catalytic activity. SO_4~(2-)/Zr(C)-La-CLR和SO_4~(2-)/SZr-La-CLR的催化活性较低。
- Binding of dioxygen and catalytic activity are the promising properties. 其主要性能为结合分子氧和催化活性。
- It is found that the catalytic activities are greatly enhanced after sulfation. 结果发现,载体表面硫酸化后催化剂的活性大大增加。
- Nickel-based catalysts possess high catalytic activity for olefin polymerization, with single active center and wonderful molecular tailoring properties. 这类催化剂具有高催化活性、单活性中心和良好的分子剪裁性,可以在分子层次上实现烯烃聚合的分子设计与组装。
- The enhancement of catalytic activity of Ce4+-doped SO42-/TiO2 catalyst increase because of the Lewis sourness and the number of active site of it increase owing to the Ce doping. 同时Ce4+的掺杂增强了催化剂Lewis酸性和提高催化剂表面与活性物种SO42-的配位能力从而增加催化剂表面活性中心的数目;这是提高催化剂活性的主要原因之一.
- The metal ion may be the catalytic center of the cofactor, or it may serve to bind the enzyme and substrate together to hold the enzyme in a catalytically active conformation. 金属离子可以是辅助因素的催化中心,也可以帮助形成酶活性所必须的构象。
- Effects of hydrostatic pressure on catalytic activity and stability of two alcohol dehydrogenases. 静水压对两种醇脱氢酶催化活性和稳定性的影响。
- The results showed that the cross-linked clay had better catalytic activity to the disproportionation of 1,2,4-trimethylbenzene. 结果表明:交联黏土催化剂对1,2,4-三甲苯歧化反应具有较好的催化活性。
- Chloroperoxidase(CPO) as a member of peroxidase family has extensive catalytic activities for various organic substrates. 氯过氧化物酶(CPO)作为过氧化物酶家族中的一员对多种有机底物表现出了广泛的催化活性。
- Objective To study the catalytic activity of potassium bisulfate in synthesizing hexyl hexanoate. 目的研究硫酸氢钾在合成己酸己酯工艺中的催化性能。
- The catalytic activity of Pd-Al_2O_3 catalysts for H_2-O_2 reactoin has si milar order as above. 催化剂的H_2-O_2反应活性具有类似的次序。
- The catalytic activity relationship DBTDL>DMTBL>HSt>EAA exists between the different catalyst. 催化剂的催化活性DBTDL>DMTBL>HSt>EAA。
- The resalts show that sulfonated-polyvinyl chloride has good catalytic activity and reusability. 结果表明,此催化剂有良好催化活性和使用性。
- The second part of thesis mainly studies preparation conditions and catalytic activity of InCl3/HMS catalysts. 论文还研究了InCl_3/HMS催化剂的制备条件和不同制备条件下催化剂的结构变化。
- Both Ti-MSU-1 and Ti-MSU-2 molecular sieves showed catalytic activity to oxidation reaction of styrene. 两种Ti MSU分子筛均对苯乙烯具有催化氧化性能 .