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- Hypochromic effect: The absorbance at 260 nm of a DNA solution decreses when the single strands return into double helix at DNA renaturation. DNA的变性从开始解链到完全解链,是在一个相当窄的温度范围内完成的。在这一范围内,紫外光吸收值达到最大值的50%25时的温度称为DNA的解链温度。
- Keywords Magnesium tetraphenyl porphyrin;Hypochromic effect;Linking oxygen; 四苯基卟啉镁;减色效应;结合氧;
- SPECTRAL CHARACTERISTIC OF CETYLTRIMETHYLAMMONIUM BROMIDE-METHYL ORANGE AND ITS HYPOCHROMIC EFFECT 甲基橙-阳离子表面活性剂缔合微粒体系的光谱特性与变色效应
- Keywords Ag nanoparticle;Cation surfactant;Hypochromic effect;Hyperchromic effect; 银纳米微粒;表面活性剂;减色;增色作用;
- Keywords hypochromic effect;resonance scattering;toluidine blue;composite nanoparticle; 减色效应;共振散射;甲苯胺蓝;复合纳米粒子;
- Keywords AuI 4)RDG) n association nanoparticle;resonance scattering enhancement;fluorescence quenching;hypochromic effect; 缔合纳米微粒;共振散射增强;荧光猝灭;减色效应;
- Punishment had very little effect on him. 惩罚对他没有什么效果。
- It's certain that every effect must have a cause. 无疑,每个结果必定有其原因。
- That measure will be carried into effect very soon. 这项措施将在最近付诸实施。
- My plan has not been carried out with effect. 我的计划未被有效地执行。
- The room shows off her paintings to good effect. 这个房间把她绘画的优点充分显示出来。
- Her words had a soothing effect. 她的话起了安慰的作用。
- It's the music to heighten the dramatic effect. 那是用于提高戏剧效果的配乐。
- I felt comfortable on narcotic effect. 在麻醉剂的作用下我感到舒服些。
- The general effect of the painting is overwhelming. 这幅画给人总的印象是很有气势。
- Her reply is in effect an apology. 她的答复实际上是一种道歉。
- Alcohol has a very bad effect on drivers. 酒精对司机的影响很大。
- Salt has a preservative effect on food. 盐对食物有防腐作用。
- They decided to effect a junction of two armies. 他们决定两军会师。
- He told me to get out, or words to that effect. 他说了一句叫我走开之类的话。