...收光谱特征:定性依据 吸收峰→λ max ;吸收谷→λ min ; 肩峰(shoulder peak)→λ sh ; 末端吸收(end absorption)→饱和σ-σ* 跃迁产生。 相关的基本概念 3.生色团(发色团):吸收紫外-可见光的基团。
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...氮气或抽真空解决 可通过通氮气或抽真空解决 吸收峰、谷(absorption peak),肩峰(shoulder),末 端吸收(end absorption) 吸收峰的位置λ max ,吸收峰 的强度ε max 如芦丁的紫外数据: λ max (nm): 254 (logε4.37); 361 (logε4.29) EtOH ...
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An experimental laser radar system with double end differential absorption is studied and designed.
研究和设计了一实验性双端差分吸收激光雷达系统。
The working principle and construction of an instrument based on absorption spectrometry for on line detection of impurity eliminating end point in Li series polymerization are discussed.
研制了一台以吸收光谱法为基础的锂系聚合反应破杂终点在线测定仪。讨论了终点在线测定的化学理论依据,终点仪的工作原理和结构。
The soft foams of the product are functioning absorption of the water contents while the rear end plate functioning sealing.
此产品中的软体泡沫主要起吸附水分的载体作用、后端板起密封作用。
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