三苯胺

The investigation of the electrochemical properties of these polymers reveals that the HOMO levels of PFTP11 and PFTPA were significantly higher than that of PFP due to the introduction of triphenylamine group, suggesting the improvement of hole-transport capability of them.

通过对其电化学性能进行测试可知由于三苯胺基团的引入聚合物的HOMO能级明显提高，这意味着聚合物的空穴传输能力得到了有效的改善。

The invention belongs to the technical field of solar batteries, which more particularly relates to a preparation of a novel triphenylamine group organic dye and the application thereof as a photosensitizer in a dye-sensitized solar cell.

本发明属于太阳能电池技术领域，具体为一种新型三苯胺基有机染料的制备及其在染料敏化太阳能电池中作为光敏化剂的应用。

The invention belongs to solar energy battery technology, which in detail relates to a novle triphenylamine organic dye and preparation and its application as photosensitizer in dye sensitization solar energy battery.

本发明属于太阳能电池技术邻域，具体为一类新型三苯胺基有机染料和制备及其在染料敏化太阳能电池中作为光敏化剂的应用。

The fluorescent tuning on and off can be achieved by the stimuli of acid, which will protonate the central nitrogen atom of triphenylamine unit to stop the PIET process.

通过加入酸将三苯胺中心氮原子进行质子化，切断其PIET过程，可实现荧光的淬灭与恢复的可逆性荧光调控。

In the results of the optical properties, these molecular monomers have different HOMO and LUMO energy gap such that there are dual-emission and energy transfer mechanism in solution fluorescence spectrum. In the study of the electrochemical properties, various of triphenylamine derivaties have different oxygen binding site and they make elecropolymerization happen or not. In the applications of the hole-transport materials, the performance of compound 21 is better than other compounds. The electropolymerized-film may have residual cation molecules so they can increase the concentration of hole-transport. Due to this reason , compound 21 is suitable to become hole-transport materials.

在光学研究方面，由於目标化合物内单体的HOMO及LUMO能阶差异，使得在溶液萤光放射上有双发射及能量转移的情形发生；在电化学研究方面，不同的三苯胺衍生物由於氧基的位置不同，使得取代基在间位的化合物有不错的电聚合效果；而元件的应用上，具有咔唑基团的化合物21由於在形成电聚薄膜后，可能有残余的阳离子态化合物，使得电聚薄膜内的电洞数浓度较高，因此与其他元件相比之下，有较低的启动电压和不错的元件效率。

The novel triphenylamine group organic dye provided by the invention is novel in structure, is easy to be composed, is low in cost, and has excellent photoelectric properties, can be modified by molecule designing and shows a potential application prospect to replace a heavy metal organic photosensitizer.

本发明提供的新型三苯胺基有机染料结构新颖，易于合成，成本低廉，光电性能突出，可通过分子设计进行改性，显示出潜在的替代贵金属有机光敏化剂的应用前景。

Results of UV spectrum and cyclic voltammography showed that the introduction of triphenylamine into polymer main chain did not affect its optical and electrochemical properties so much, indicating that the polymer is a promising hole-transport material.

实验结果表明，这一聚合物具有良好的溶解性，高的玻璃化转变温度，而且4-叔丁基三苯胺在引入聚合物主链后仍然保持了其光学及电化学活性，作为空穴传输材料具有潜在应用价值。

A new 2,5-dithienylsilole with triphenylamine substituents at the 3,4-positions was synthesized.The TST was utilized to construct conjugated silole-containing poly(3,6-carbazole)s PCz-TST with TST contents of 1%～20%.

合成了一种3，4-位为三苯胺的新型silole单体及其与 N-己基-3，6-咔唑组成的共聚物PCz-TST，其中TST的含量变化为1%～20%。

It was found that the introduction of t-butyl or methoxy group in the triphenylamine subunit could lead to more efficient photoinduced intramolecular charge transfer, thus improving the overall photoelectric conversion efficiency of the resultant DSSC.

研究结果表明叔丁基或甲氧基取代三苯胺基团能够促进分子内电子转移，进而提高染料分子的敏化效率。

Next, another novel diamine, 5-5-(4-phenyl-1,3,4-oxadiazol-2-ylbenzene-1,3-diamine, was prepared and polymerization was carried out in the same way to obtain polyimides containig triphenylamine units and 1,3,4-oxadiazole moieties in the side chain .

接下来，合成另一个新型双胺5-5-(4-phenyl-1，3，4-oxadiazol-2-ylbenzene-1，3-diamine后，以相同方法进聚缩合反应，可制得另一系列三苯胺和1，3，4-恶二唑为侧链的聚醯亚胺。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。