a chemical reaction produced by the action of light

a simple and mild method for the synthesis of fluorenol was studied. 9 bromofluorene (9 bf) can be selectively obtained by the photochemical reaction of fluorene with n bromosuccinimide (nbs).

研究了芴与n 溴代丁二酰亚胺（nbs）的光化学反应及其溴代产物的水解反应，提供了一种温和、简便的制备芴醇的方法。

except for considering the processes of transfer and diffusion of air pollution matter, the model covers the photochemical reaction effects as well.

模式除考虑污染物在大气中的输送、弥散过程外，还加入了光化学反应过程。

then the mechanism of photochemical reaction and the possibility of applications are discussed.

在此基础上对光化学反应机理和应用前景进行了讨论。

the results help us understand the photochemical reaction of organic pollutants in soil and provide us academic foundation for photochemical remediation of contaminated soil.

此研究结果有助于我们更好的了解土壤中有机污染物的光化学转化过程，并为今后利用光化学技术对有机污染土壤进行修复提供科学依据。

in order to understand the photochemical reaction mechanism of hpd fluorescence in sensitization therapy for cancer, the electronic spectrum of hpd is tentatively studied.

为了解血卟啉衍生物（hpd）荧光敏化诊治癌癥的光动力学机制，本工作对hpd的电子光谱进行了初步的研究。

under the uv-light, effects of oxidants and metal ions on the photochemical reaction of congo red were studied by static method.

在紫外光作用下，采用静态方法研究了氧化剂和金属离子对刚果红光化学反应的影响。

the authors also studied the route of photochemical reaction using bicyclo(tricyclo) diterpene derivatives as material and ambergris type materials were obtained with a 16% total yield.

以二萜二环或三环衍生物为原料，通过光解、光敏氧化获得龙涎香气香料，总得率约16 % 。

photochemical reaction engineering is a branch of chemical reaction engineering.

光化学反应工程是化学反应工程的一个分支。

the principle is based on the reversibility of a photochemical reaction accompanied by a change of coloration.

其原理是根据伴随着染色变化在光化反应中的可逆性。

a high performance hybrid parallel algorithm for simulating photochemical reaction was developed by introducing the concept of two layers of parallel capacity.

为提高激光化学反应模拟效率，在半经典分子动力学模拟中引入混合并行技术和双层并行思想。

the photochemical reaction and mechanism of chlorofluorocarbons and aromatic compounds in solid ice was introduced chiefly.

重点介绍了氟氯烃和芳香族化合物在固态冰相中的光化学反应和反应机理。

molybdenum(iv) chloride with high purity was prepared by the photochemical reaction of tetrachloroethylene and molybdenum(v) chloride in special reactor.

本文以四氯乙烯与五氯化钼为原料，在特制反应器内进行光化学反应，制得了高纯度四氯化钼。

the decaying kinetics changed in different rcs, indicating that pheophytin replacement influenced the energy transduction and primary photochemical reaction in purple bacterial reaction centers.

说明去镁叶绿素置换影响了细菌反应中心内激发光能传递和原初光化学反应过程。

the photochemical reaction rate and degree were measured by uv-visible and infrared absorbance spectra.

分别用紫外吸收光谱和红外光谱分析了光化学反应过程，反应速率和反应度；

under the action of ultraviolet light, specific photochemical reagent is made to produce photochemical reaction with am/amps copolymer and thus converted into material with reaction activity.

该方法采用特定的光化学试剂，在紫外光作用下，通过与am/amps共聚物发生光化学反应，使之转化为具有反应活性的材料。

photo reaction of dinitropyrenes in simulated atmospheric conditions was studied. the photochemical reaction rate was found to be of the second order.

本文研究了二硝基芘异构体在模拟大气条件下的光化学反应，结果表明反应速率呈二级动力学关系。

the photochemical reaction of manganese in seawater and its influencing factors were studied.

对海水中锰的光化学反应及其影响因素进行了研究。