excitation wavelength meaning in Chinese
激发波长
Examples
- 3 . the pl results of si - sio2 films show that emission spectra of samples have 4 luminescent band peak at 320nm , 410nm , 560nm , and630nm , respectively , at room temperature , ta , the excitation wavelength , argon pressure et al
三根据pl谱，分析了si一510 :薄膜样品的室温光致发光现象，样品有一320 ，翻，一410nm ，一56onm和一630nm四个pl峰，它们的pl峰是相互分离的。 - Because of the nonlinear effect , the imaging property of two - photon confocal microscopy is very different from that of the conventional confocal microscopy . that the fluorescent wavelength equals to the excitation wavelength has been discussed theoretically as we know
在仅有的理论研究中，绝大多数文献都只是讨论了荧光波长等于激发波长这一特殊情况，很少讨论不同荧光波长对共焦显微镜成像特性的影响。 - In part three , the normal raman and resonant raman scattering spectra of single - walled carbon nanotubes are measured at 457 . 5nm and 632 . 8nm laser excitation wavelength . by theoretical analysis , the diameter distributions of swnts were obtained , style and configuration parameter were speculated furtherly
研究了在两种不同激发波长下的单壁碳纳米管的拉曼光谱，用457 . 5nm和632 . 8nrn两种不同的激发光分别测得了单壁碳纳米管的正常拉曼光谱和共振拉曼光谱。 - Led light - induced fluorescence spectra of whole blood , erythrocyte and hemoglobin are obtained in the case of different concentration of blood cells solution with various excitation wavelengths . the intensity and peaks of the spectra from 430nm to 700nm depend strongly on the concentration of blood cells
通过改变激发光波长和血细胞浓度，获得了led光诱导全血、红细胞和血红蛋白产生的荧光光谱，其光谱覆盖了430 700nm波段，且光谱强度和峰值位置均与溶液浓度有较强的依赖关系。 - Abstract : polyphenylacetylenes were synthesized by rn ( nbd ) cl 2 and wcl6 / ph4sn catalyst systems in n2 at room temperature . polymers with high yield and high molecular weight were obtained . their structures were characterized by uv , ir , nmr and gpc , respectively . the fluorescence of the polymer solution with different concentration was investigated using variable excitation wavelength from uv to visible region . the relation between fluorescence and polymer structure was studied . the results showed that the molecular chain structure has great influence on fluorescence of the polymers . the emitting peak wavelength of fluorescence for the polymer of high stereoregularity is independent of solution concentration and excitation wavelength . the emitting peak wavelength of fluorescence for the polymer with disordered molecular chain arrangement varies with changing the solution concentration and excitation wavelength , and different emission sites in molecular chains and low emitting yield are shown . the measurement and analysis of fluorescence spectroscopy of polyphenylacetylenes may provide some useful information to judge the molecular chain arrangement in some conjugated polymers
文摘:使用有机金属铑、金属钨/四苯基锡催化剂体系聚合苯乙炔，分别获得了高产率和高分子量的聚苯乙炔.使用uv ， ir ， nmr ， gpc等分别对聚合物结构进行了表征.采用不同波长的激发光对聚合物荧光性能进行研究，详细分析了聚合物结构与荧光性能之间的关系.研究结果发现，不同聚合物结构对聚合物荧光性能产生很大影响，规整性高的聚合物，将有较高的发光量子效率；聚合物规整性差，将可能导致多个荧光发光结构点，其荧光强度降低.聚合物荧光光谱研究将对某些共轭聚合物结构的规整性分析提供一些有用的信息