photoisomerization

photoisomerization

1. Keywords ethyl cellulose;graft copolymer;azobenzene polymer;photoisomerization;atom transfer radical polymerization（ATRP）;

乙基纤维素;接枝共聚物;偶氮苯;光异构化反应;原子转移自由基聚合;

2. Keywords Side chain liquid crystalline polymers;Para nitroazobenzene group;Photochromism;Photoisomerization;Thermal back isomerization;

侧链液晶高分子;对硝基偶氮苯基团;光致变色;光异构化;热回复异构化;

3. The Cis-Trans photoisomerization and thermal isomerization of azobenzene group was main reason that caused the dipole orientational relaxation.

偶氮类分子的顺-反结构在光、热的作用下极易发生转变，是引起常温下生色团分子有序取向结构松弛的主要原因。

4. Investigations of Photoisomerization on Azobenzene Molecules

偶氮苯分子光致异构化的研究

5. The trans-cis photoisomerization of azobenzene is the basis of photo-responsive properties of many azo-functional materials.

偶氮苯的光致顺反异构化是许多偶氮类功能材料光响应的基础。

6. Keywords photovoltaic spatial soliton;photoisomerization;Y-splitting;split-step Fourier method;

光伏空间孤子;光致异构;Y型分裂;分步傅里叶法;

7. Keywords Photoisomerization;Photo back-isomerization;Thermal back-isomerization;Quantum yield;Intensity of light absorption;

光异构化;光回复异构化;热回复异构化;量子产率;吸收光强;

8. Keywords Photoisomerization;Electronic transition energies;Density functional theory;Nitro-compounds;

光异构化;电子跃迁能;密度泛函理论;硝基烃;

9. Photoisomerization mechanism

光异构化机理

10. Keywords photochromic liquid crystalline dendrimer;photoisomerization;photo back-isomerization;thermal back-isomerization;photoswitch material;photoelectrical informational storage material;

光致变色液晶树枝状大分子;光异构化;光回复异构化;热回复异构化;光控开关材料;光电信息存贮材料;

11. Keywords photochromic liquid crystalline dendrimer;photoisomerization;photo back-isomerization;thermal back-isomerization;activation energy;photoelectrical informational storage material;

光致变色液晶树枝状大分子;光异构化;光回复异构化;热回复异构化;活化能;光电信息存贮材料;

12. Keywords resonance angle;surface plasmon spectroscopy;real time evolution and analysis;photoisomerization;

共振角;表面等离子体激元谱;实时演变分析技术;光致异构化;

13. Keywords: bacteriorhodopsin, photonic switch, mutual-controlling, photoisomer, nonliner absorption, photocycle,

关键词:光子开关,相互抑制,光异构化,光循环,非线性吸收特性

14. Keywords forward} degenerate four-wave mixing;photoisomerization;photoinduced microstructure;

前向简并四波混频;光致异构;光致微结构;

15. Keywords Polydisperse azo polymers;Self-assembly;Colloidal spheres;Photoisomerization;

多分散偶氮聚合物;自组装;胶体球;尺寸;光响应性;

16. enantiodifferentiating photoisomerization

对映差向光异构反应

17. In the presence of different sensitizers, we measured the rate of photoisomerization of t-stilbene to cis-stilbene as a method for evaluating the efficiency of these compounds.

本文还测定了存在不同敏化剂时,芪的顺、反异构化反应速度,以此评价化合物的敏化效率。

18. The primary mechanism of this photoalignment effect is the light-induced reorientation of dye by the positive/negative torque effect or photoisomerization effect.

此光配向技术中最主要的机制莫过于光引致染料分子排列，总括来说这个机制起因于以下几个效应：正/负力矩效应、光致同素异构化效应等。

19. Because of the photoisomerization of azo dyes, this system shows many unique characteristics, which could not be explained by existing theories.

由于偶氮染料光致异构现象，这种体系体现出很多独特的性质，且用现有理论无法进行解释。

20. Keywords Methylthiophene;3-Methylthiophene;CASSCF;Intersystem crossng point;Reaction path;Photoisomerization;

甲基噻吩;3-甲基噻吩;CASSCF;势能面交叉点;反应路径;光异构化反应;

21. Third, we also study the influence of the photoisomerization on the THG in dye doped polymer films.The phase matched THG measurements are also preformed in the nematic LC and AQ doped LC.

第三，研究了含光致异构有机分子的高分子聚合物薄膜（聚碳酸酯）在光激励下光学非线性改变的动力学过程。

22. Uv-vis spectrum and photoisomerization property (described in chapter five) are measured at room temperature.

第五章对其化学性质做了较为详细的分析和表征；

23. Photochromism property in solution was investigated by UV-Vis spectroscopy.The result showed copolymer have manifest photoisomerization,but its corresponding monomers have not photoismomer zation.

结果表明,偶氮单体在室温和光照时均无光致变色性,共聚物在光照下出现光致变色性。

24. The result showed copolymer have manifest photoisomerization, but its corresponding monomers have not photoismomer zation.

结果表明，偶氮单体在室温和光照时均无光致变色性，共聚物在光照下出现光致变色性。

25. Keywords Self-assembly;Colloid particle;Hollow capsule;Photoisomerization;Photo-crosslinking;

自组装;胶体微球;微胶囊;光异构化;光交联;

26. Keywords pullulan;azo dye;photoisomerization;graft;

茁霉多糖;偶氮染料;光致变色;接枝共聚;

27. Keywords naphthacenequinone;photochromism;photoisomerization;density functional theory;electronic spectra;

萘并萘醌;光致变色;光异构化;密度泛函理论;电子光谱;

28. Keywords Naphthacenequinone;Phenolic resin;Photochromism;Photoisomerization;

萘并萘醌;酚醛树脂;光致变色;光异构化;

29. A theoretical study of the steady mirorless optical bistability,based on the photoisomerization of azobenzene,was reports.

通过理论模拟,研究了稳态条件下,基于偶氮苯光致异构的饱和吸收效应的光学双稳态性质。

30. Keywords Quantum yield;Intensity of light absorbed;Photoisomerization conversion percentage;Reaction rate constant of thermal back-isomerization;Photochromic liquid crystalline dendrimer;

量子产率;吸收光强;异构转化率;热回复异构化速率常数;活化能;光致变色液晶树枝状大分子;

31. Acridine Dyes Sensitized Electron Transfer Photoisomerization of Norbornadiene Derivatives

降冰片二烯衍生物的染料敏化电子转移光异构化反应的研究