二茂型稀土金属对乙烯聚合反应的催化性能研究进展 关键词： 茂金属；乙烯；聚合；催化活性[gap=1078]Key words： metallocene；ethylene；polymerization；catalytic activity
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0. 引言 - pdf.io 关键词：金纳米粒子；催化还原；荧光 [gap=5275]Keywords: Au nanoparticle; catalytic activity; fluorescence
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catalytic activity sequence 催化活性序列
electro-catalytic activity 电催化性能
Catalytic activity concentration 催化剂
catalytic activity to no-co 催化消除no
Catalytic Activity Area Reduction 催化活性面积减少
specific catalytic activity 比催化活度
catalytic activity for co oxidation co催化氧化性能
Many enzymes exhibit different catalytic activity in two-phase-system or organic mediums.
许多酶在两相体系或有机介质中具有不同程度的催化活性。
参考来源 - 微乳液介质中的酶催化反应和苯酚硝化区域选择性研究Objective To study the catalytic activity of gallium sulfate in the synthesis of n-butyl propionate.
目的研究硫酸镓在合成丙酸正丁酯工艺中的催化性能。
参考来源 - 硫酸镓催化合成丙酸正丁酯—《食品与药品·A版》—2007年第10期—龙源期刊网Core-shell functional Fe_3O_4@Au and Fe_3O_4@Ag particles synthesized also show good catalytic activity for the reduction of nitrocompounds.
制得了核壳结构的功能性金、银包裹四氧化三铁纳米粒子，通过TEM、XRD和紫外可见光谱表征这两种化合物，并验证了这两种粒子对两种硝基化合物的催化还原性能。
参考来源 - 银纳米粒子对芳香族硝基化合物的催化还原性能研究及功能性粒子的合成与应用Present study has proved that PbO2 electrode has excellent catalytic activity and steady on the degradation of phenol, 4-chlorophenol, o-chlorophenol and 2,4-dichlorophen phenols. It could be extensively applied in the waste water treated by electrochemical method.
本文研究工作表明，含氟PbO2电极能有效降解苯酚、对氯酚、邻氯酚、2,4-二氯酚等酚类废水，并具有较好的稳定性及催化活性，有望在电化学法水处理技术中得到广泛的应用。
参考来源 - 酚类化合物有机废水的电催化氧化降解Meanwhile, it was also found that the Nd embedded hollow mesoporous silica material showed good catalytic activity and selectivity towards the oxidation of styrene.
同时,钕掺杂介孔材料对于苯乙烯的催化氧化反应具有良好的催化性能。
参考来源 - 具有特殊形貌介孔材料的合成及其研究Denaturation and inactivation rate constants of the enzyme were measured respectively in different concentrations of SDS and guanidine solution. Changes in enzyme conformation and catalytic activity were compared.
测定酶在不同浓度胍和SDS中的变性和失活速度常数,对酶构象变化及催化活力的关系作了比较研究,酶的失活速度均大于变性速度。
参考来源 - 菓菠萝蛋白酶的分子构象与活力变化的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
The experimental results show that the catalyst has high catalytic activity and stability.
结果表明，该催化剂具有较高的催化活性和稳定性。
The molecular weight of the polymers obtained increased with decrease in catalytic activity.
聚合物的分子量随着催化活性的降低而升高。
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