查询词典 brookite

The results of XRD showed that as-prepared films were not only in anatase state but also in brookite.

结果表明：纯TiO2薄膜中，TiO2不仅以无定型态存在，而且还以板钛矿和锐钛矿的形式存在。

The results show that the pure TiO2 thin film composed of not only amorphous but also brookite and anatase.

结果表明，纯TiO2薄膜中，TiO2不仅以无定型态存在，而且还以板钛矿和锐钛矿的形式存在。

There are three types of TiO2 crystalline: anatase, rutile and brookite.

用作光催化剂的主要是锐钛矿型和金红石型，且其中以锐钛矿型的催化活性最高。

RD results showed that the silver ions doping could inhibit the formation of brookite TiO〓 to some extent.

PS研究表明，银离子掺杂前后，催化活性的变化与其表面的低价钛离子缺陷的浓度变化密切相关。

The titanium dioxide is one kind of important industrial chemicals, mainly has the brookite, Rutile and anatase three crystal seeds.

二氧化钛是一种重要的化工原料，主要有板钛矿、金红石和锐钛矿三种晶型。

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。

Brookite TiO〓 particles have no absorption within the UV-Vis band, they can not be used as photocatalyst.

板钛矿型二氧化钛在整个紫外可见区域没有吸收，因而不可能作为光催化剂使用。

Raman spectra showed that the structure of rutile including a spot of brookite were obtained.

Raman光谱测量显示，TiO2薄膜主要是金红石结构。

Preparation of Brookite TiO_2 Micro-crystals with Single Phase;2. The brookite TiO2 with different morphologies was prepared by hydrothermal method using TiCl4 and NaOH as the starting material.

以四氯化钛和氢氧化钠为原料制备TiO2前驱体，通过水热法合成了不同形貌板钛矿相TiO2，利用X射线衍射和透射电镜对所得样品进行了表征。

Using the aforementioned experimental methods,the author has performedcareful study on the thermoanalytical characteristic of nanocrystalline brookite-basedTiO2,and found that on the DTA curve there exists a small irreversible endothermicpeak,which is related to the dramatic structural phasetransformation from brookite to anatase then to rutile.

利用上述实验手段，作者首次对板钛矿基(brookite-based)纳米TiO2的热分析特性进行了较系统、深入的研究，发现在DTA曲线上存在一较小的不可逆、无失重吸热峰，对应于从板钛矿经锐钛矿到金红石的急剧转变。

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。