查询词典 photoactivity

The particle diameter, per-surface area of the prepared catalyst particles will enhance photoactivity in the degradation of phenol.

Ce4+可显著提高TiO_2的活性，主要归因于锐钛矿结晶度、比表面积、孔径和孔容的提高，特别是表面缺陷的增加。

Even in the visible light system, the 0.30VT-I photocatalytic electrode has great photoactivity as same as in the UV light system.

以不同光源进行光催化实验中发现，0.30VT-I光触媒电极於紫外光及可见光系统下，对亚甲基蓝之去除量相近。

The reasons for the variational photoactivity, the influence induced by the introduction of SiO2 between TiO2 shell and magnetic core, and the effect of heat treatment on the composite are presented. And the preparation methods aimed at avoiding high temperature calcination are also stated.

对引入磁核后催化剂活性的变化及其诱因、在磁核与TiO2之间引入SiO2隔离层的作用以及热处理对体系产生的影响进行了较为详细的阐述，同时还介绍了以避免较高温度热处理为目标的低温制备工艺。

Titanium dioxide has been extensively used as photocatalyst in nowadays. But aggregation between nanoparticles results in a lower photoactivity.

目前奈米二氧化钛光触媒应用已相当广泛，但奈米粉体之间因为容易发生团聚的现象，而降低奈米二氧化钛的效能。

The effects of the sol viscosity,mass ratio of buty1 titanate to active carbon, TiO 2 content of the sol and heat-treatment temperature on the photoactivity of TiO 2/AC composites were studied.

研究了TiO 2溶胶黏度、钛酸丁酯与活性炭的质量比、溶胶中TiO 2的量及热处理温度对TiO 2/ AC 复合体光催化活性的影响。

But the catalytic activity of nanometer TiO_2 is easy to decline even lost by reason of its aggregation effect. Therefore, the research of TiO_2 with high photoactivity is the key for its industrialization.

但是纳米TiO_2极易团聚，导致催化活性下降甚至失活，因此高催化活性TiO_2催化剂的研发是影响其实用化的关键。

It was found that the photoactivity was not increased as expected after the POM was loaded with Cs , suggesting the difficulty in deposition control,and pores on the surface of the catalyst covered by the deposits.

同时国际上对于钛柱类催化剂研究转向改变不同载体，层材料对于钛柱类材料的光催化性能的影响的研究受到了越来越多的重视。

The product had a nanometer size (average particle size 13 nm) and strong absorption in the range of 200 to 580 nm, and the visible-light photoactivity of CdIn2S4 was tested via degradation of an aqueous methyl orange and compared with CdS.

通过染料甲基橙的光催化降解反应，详细研究纳米尺寸 CdIn_2S_4的可见光光催化活性，并与用相同方法合成的 CdS 进行对比。

The results showed that in this experiment condition the optimal preparation condition for TiO2 films which have better photoactivity was found to be: TiO2 sol concentration 0.7mol/l, the amount of PEG 0.5g, coating cycles 3, heat-treated terms 480 C, Ih.

研究结果表明：在本实验条件下，具有较好光催化活性的TiO_2薄膜的最佳制备条件为：TiO_2溶胶的浓度为0.7mol／1，聚乙二醇的加入量为0.5g，镀膜层数为3，热处理温度为480℃，保温1h。

However, the photoactivity of normal TiO_2 nanoparticles do not suffice the requirement of the practical application because of its wide band gap and high combination ratio of electron-hole pair.

但是普通纳米TiO_2带隙较宽、光生电子-空穴对的复合几率高，使其活性还不能满足实际应用的需求。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。