查询词典 photocatalytic

By coupling photocatalytic process with membrane separation technology, the removal efficiency of Direct Black 168 (100 mg/L) was improved obviously, being 52% within 400 min, while the values were 20% and 35% with membrane separation alone or photocatalysis alone during the same time, respectively.

以染料直接黑168作为模型污染物(100 mg/L)，实验运行400 min后，通过光催化和膜分离耦合技术，染料的去除达到52％以上，对比单独膜分离(20％)及单独光催化(35％)操作明显提高。

By coupling photocatalytic process with membrane separation technology, the removal efficiency of Direct Black 168 (100 mg/L) was improved obviously, being 52% within 400 min, while the values were 20% and 35% with membrane separation alone or photocatalysis alone during the same time, respectively.

以染料直接黑168作为模型污染物(100 mg/L)，实验运行400 min后，通过光催化pet薄膜和膜分离耦合技术，染料的去除达到52％以上，对比单独膜分离(20％)及单独光催化(35％)操作明显提高。

In the immobilized system, photocatalytic oxidation reaction of organic adsorbates occurred on the interface of activated carbon and TiO〓.

对于光催化剂负载体系，光催化降解发生在光催化剂与活性炭相接触的界面。

The results show that the adsorption ability of TiO2 composite film for organic compounds is weaker than that of bare glass, and it has good photocatalytic decomposition activity for the organic adsorbates.

结果表明：有机物在空白玻璃及其膜的表面的吸附为不可逆化学吸附，WO3／TiO2复合物膜可钝化玻璃表面对大气污染物分子的吸附能力并具有较好的光催化活性。

On this basis, chosing 15w germicidal lamp with radiation centred at 253. 7nm or 15w blacklight fluorescent lamp with radiation centred at 365nm as the light source respectively, the destruction effects of trace impurities in water by photocatalytic oxidation method using TiO〓 as an immobile phase have been investigated, and the effects are contrasted with photolysis. The investigation is mounted into Phenol aqueous solution, Hydroquinone and Humic Acid aqueous solutions、three representative halohydrocarbons coexisting in main water、the comprehensive index removal of varied trace organic pollutants in main water、the removal of residual chlorine and the disinfecting action, etc..

在此基础上，选择主波长253.7nm的紫外线杀茵灯或主波长365nm的蓝黑管紫外线荧光灯作为光源，研究了TiO〓膜固定相光催化氧化法去除水中微污染物的效果，包括苯酚水溶液、对苯二酚水溶液和腐植酸水溶液的光催化氧化以及自来水中共存的三种典型的氯代烃水溶液三氯甲烷、四氯化碳和四氯乙烯的混合光催化氧化、自来水中有机物总体去除效果以及光催化去除自来水中余氯的作用和光催化的消毒作用等，并进行了光解对比实验。

Using KL-1 photocatalytic reactor with 20 w UV light as light source,particle size in average a parth for nano TiO_2 suspension system of 30 nm,Methyl Violet 5BN can be efficiently decoloured,and there is the maximum decolorization rate of Methyl Violet 5BN in strong acid solution.

以脱色率为主要考察指标，研究了纳米TiO2光催化氧化法处理三苯甲烷染料碱性紫5BN的最佳工艺条件。

In this paper, three different modified nanosized titanium dioxides were prepared, the photocatalytic activities of TiO_2 are all largely improved, so we make instructive research for the applications of TiO_2 to environmental purification and contaminations disposal.

本文通过以上三种改性方法制备了改性纳米TiO_2光催化剂，其光催化活性均有较大程度的提高，为TiO_2用于环境净化和污染物的治理进行了有益的探索。

At last, a kind of novel photocatalyst ferrite was studied and it could be found that ferrites have also high photocatalytic activities, and can be used as a new novel to lucubrate.

可以作为一种新型的光催化剂进行深入研究。

In the fifth chapter, the theory of photocatalytic degradation and kinetic study of methyl orange is carried out. Result of kinetic study show that the degradation reaction can be expressed by the first-order reaction kinetic model.

第五章以甲基橙为研究对象，研究了光催化反应动力学及其反应机理，结果表明，该反应降解可以用一级反应动力学方程进行描述。

The results of the experiments show that the photocatalytic activation of T-ZnO whiskers accords with the rule of first-order reaction,and the optimal concentration of T-ZnO whiskers is 2g/L.

研究了四针状氧化锌晶须在紫外光照射条件下对甲基橙的降解活性，考查了甲基橙溶液初始浓度、催化剂浓度及种类等对光催化降解的影响，并初步探讨了其反应动力学。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！