（4）紫外可见吸收光谱（UV-Vis absorption spectroscopy） 当紫外可见光照射样品分子时，电子可从基态激发至高能级上，从而 产生吸收。
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Orientation of azobenzene units in self assembled multilayer films of two side chain azo polyelectrolytes was investigated by using polarized UV Vis absorption spectroscopy.
用偏振紫外光谱研究了两种侧链偶氮聚电解质静电逐层自组装膜中偶氮生色团的初始取向。
Differential optical absorption spectroscopy (DOAS) makes use of the flue gas pollutant different optical absorption characteristic at the UV-VIS wave band to measure their average concentration.
差分吸收光谱法是利用气体污染物在UV - VIS波段对光有不同的吸收特性来测量其平均浓度。
Xray diffraction, UV-Vis absorption and photoluminescence spectroscopy were used to study the effect of the structures on the modalities and optical properties of the copolymers.
利用X射线衍射、紫外-可见光吸收光谱、光致荧光光谱研究了不同组分和结构变化对聚合物形态和光物理性能的影响。
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