The ultraviolet absorption peak narrows, absorption intensity increases, the absorption margin becomes steep and moves to longer wavelength, the optical band gap decreases as well.
紫外吸收峰变窄，强度增加，吸收边变得陡峭并向长波方向移动，光学带隙降低。
The ultraviolet absorption in aqueous solutions, fluorescence emission properties, photoinduced isomerization phenomena and application properties of the two kinds of FBs were observed.
对比研究这两类增白剂在水溶液中的紫外吸收、荧光发射、光致异构化现象及其应用性能。
The ultraviolet absorption spectra and molar extinction coefficients, fluorescent spectra as well as quantum yields of nucleoside hydrazones in water, ethanol and dioxane were measured.
测定了在水、乙醇、二氧六环中的紫外吸收光谱与克分子消光系数以及萤光光谱和量子产率。
应用推荐