查询词典 photocatalytic

The effects of the water dosage, pH value and alkalify mode in the preparation process on the photocatalytic activity of TiO2 were examined, and the optimum preparation conditions were also determined by orthogonal design.

制备过程中的加水量、pH值和加碱方式对TiO2光催化活性有影响，通过正交实验确定了TiO2的最优的制备条件。

TiO_2 thin films prepared directly by Sol-gel method were amorphism; Anatase-type TiO_2 took place at calcination temperature 450℃. It was found that different substrates showed some difference of photocatalytic activities.

溶胶-凝胶法直接制备的TiO_2薄膜是无定形的，通过对不同基底的薄膜样品在450℃条件下退火处理后得到了锐钛矿型TiO_2薄膜。

The effects of phosphorous acid modification on the thermal stability and photocatalytic activity of anatase TiO2 were mainly investigated.

重点研究了磷酸修饰对纳米锐钛矿相TiO2的热稳定性及光催化活性的影响。

All of these results can explain the better photocatalytic properties of S-doped anatase TiO2 in visible-light region.

这些结果很好地解释了S掺杂锐钛矿相TiO2在可见光下具有优良的光催化性能的内在原因。

It shows higher photocatalytic activity in the phenol degradation reaction than anatase that has very similar specific surface area.

苯酚的 光催化降解实验表明它比具有相同比表面积的锐钛矿粉体有更高的光催化活性。

The effects of phosphorous acid modification on the thermal stability and photocatalytic activity of anatase TiO_2 were mainly investigated.

光催化测试表明，经过高温热处理的适量H_3PO_4修饰的TiO_2表现出了优越于国际商品P25-TiO_2的活性。

When doping the rare earth elements in nano-TiO〓, the relationships between the photocatalytic activities and the ratio of electronic affinity to ionic radius of doped atomic ion were studied.

在稀土元素对纳米TiO〓光催化剂的掺杂研究中，发现催化活性与掺杂元素的稳定氧化态的电子亲和势与离子半径的比值Ea/r有较好的相关性，而与Ea/r〓的相关性相对较低。

In addition, the effects of transition-metal-doping and mixed crystalline effect are discussed in detail. Two worthy problems which are the photocatalytic activity of brookite and the Ti-doping TiO2 are put forward.

此外，本文对混晶效应和过渡金属离子掺杂的影响也作了较详细的探讨，提出了两个值得进一步深究的问题：板钛矿型TiO2的光催化活性以及Ti4+的掺杂。

In a recirculating photocatalytic reactor,the degradation of low concentration butyraldehyde , a gaseous pollutant,over the catalyst was performed.

利用二氧化钛与活性炭共水热处理的方法制备了TiO2/AC复合催化剂，采用空气净化评价装置对其催化降解低浓度气体污染物丁醛的性能进行了模拟评价实验。

The photocatalytic activity of the catalyst is the highest when the calcination temperature is 600℃.

结果表明，经600℃焙烧的催化剂对庚烯的降解最好。

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！