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1)  photo back-isomerization
光回复异构化
2)  Photo back-isomerization
光回复异构
1.
The quantum yield, trans/cis photoisomerization, photo back-isomerization, trans/cis isomer ratio, thermal back-isomerization, activation energy of a new carbosilane liquid crystalline (LC) dendrimer of the first generation (D1) containing twelve 4-butoxyazobenzene mesogen in its periphery and azobenzene unit compound M5 in CHCl3, THF, DMF, EtOH and C6H6 are described.
研究了新的含12个丁氧基偶氮苯介晶基元的一代树状碳硅烷液晶D1及偶氮苯介晶基元化合物M5在氯仿、四氢呋喃、N,N-二甲基甲酰胺、乙醇和苯等溶剂中的量子产率、反-顺光异构化、光回复异构、反/顺异构组分比、热回复异构及活化能。
3)  thermal back-isomerization
热回复异构
1.
The reaction rate constant of trans/cis photochemical isomerization kp, thermal back-isomerization kH and photochemical back-isomerization kt and kc of D3 were described.
报道了新化合物含108个丁氧基偶氮基元端基的三代(D3)碳硅烷光致变色液晶树状物在各溶液中的反-顺光异构化(光致变色)反应速率常数kp,光化学回复异构化正/逆反应速率常数kt和kc,热回复异构化反应速率常数kH,光化学回复异构化反应平衡常数kt/kc,活化能E,异构化转换率及热回复异构化反应中的反-顺异构体组分比。
2.
The quantum yield, trans/cis photoisomerization, photo back-isomerization, trans/cis isomer ratio, thermal back-isomerization, activation energy of a new carbosilane liquid crystalline (LC) dendrimer of the first generation (D1) containing twelve 4-butoxyazobenzene mesogen in its periphery and azobenzene unit compound M5 in CHCl3, THF, DMF, EtOH and C6H6 are described.
研究了新的含12个丁氧基偶氮苯介晶基元的一代树状碳硅烷液晶D1及偶氮苯介晶基元化合物M5在氯仿、四氢呋喃、N,N-二甲基甲酰胺、乙醇和苯等溶剂中的量子产率、反-顺光异构化、光回复异构、反/顺异构组分比、热回复异构及活化能。
4)  Photoisomerization [,fəutəuai,sɔmərai'zeiʃən]
光异构化
1.
Density Functional Theory Investigation of the Photoisomerization Reaction of Nitroalkanes and Nirroaromatic Compounds;
硝基烃光异构化反应的密度泛函理论计算
2.
Theoretical Study of the Structures, Spectra, Nonlinear Second-order Optical Properties and Photoisomerization Process of the Spiroconjugated Compound 1,3,3-Trimethyl-6- hydroxyspiro[2H-1-benzopyran-2,2-indoline];
螺旋共轭化合物1’,3’,3’-三甲基-6-羟基螺旋[2H-1-苯并吡喃-2,2’-二氢吲哚]的结构、光谱、非线性光学性质和光异构化过程的理论研究
5)  photoisomerization [,fəutəuai,sɔmərai'zeiʃən]
光致异构化
1.
The Photoisomerization of Azobenzene for Regulating the Complex Behavior of Viologen with Eosin;
偶氮苯光致异构化对紫精-曙红络合的调控
2.
Enhancement factor formulation of doped nematic liquid crystals in the presence of photoisomerization;
存在光致异构化情况下掺杂液晶非线性增强因子的微观形式
3.
The azobenzene molecules undergo trans cis photoisomerization under irradiation of photoactive light with an appropriate wavelength.
我们发现用甩膜法制备的异丁烯酸(2对硝基偶氮苯)乙酯P12薄膜在光照下的折射率的变化是由于偶氮苯分子的光致异构化造成的,用360nm光照使偶氮苯分子产生由反式到顺式的结构变化,再用450nm光照使偶氮苯分子产生由顺式到反式的结构变化。
6)  photoisomerization [,fəutəuai,sɔmərai'zeiʃən]
光敏异构化
1.
The novel concept of the biological intellectual switch is introduced The mechanism and characteristics on the photoisomerization of biological switch materials are described The progress and the development in this field are discussed, such as the applications of reversibly photoisomerized biomaterials in optical memory, electrochemical control, biosensors,etc.
引出光敏异构化智能生物开关的概念。
2.
The mechanism and characteristics on the photoisomerization of biological switch materials are described.
引出光敏异构化智能生物开关的概念 。
补充资料:光异构化
分子式:
CAS号:

性质:在光的作用下,有机化合物分子从一个异构体重排为另一异构体的反应。烯烃在光的直接照射下,或在光敏化剂作用下,都可以发生顺反异构化。例如,1,2-二苯乙烯就很容易发生光异构化,在313nm光直接照射下,底物无论是反式的或顺式的,都形成93%顺式和7%反式的混合物。共轭多烯烃、芳烃等有机化合物还可以发生光价键异构化。例如,苯用166~200nm光照射,生成亚甲基环戊二烯、盆烯、杜瓦苯(Dewar benzene)和棱晶烷,在结构上很有特色。

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