剪切流场中高分子链构象转变的FRET研究

瞿志超,张俊生,陈葳

The conformational transitions of polymer chains in shear flow measured by FRET

Zhichao Qu,Junsheng Zhang,Wei Chen

图4 (a)剪切流场中哑铃模型链构象变化预测[10]；(b)静止状态链的构象示意图；(c)高剪切流场中链的构象示意图

Fig.4 (a) Model of polymer bead-chain in a velocity gradient[10],(b) schematic of the conformation of PS in semidilute solution before shear，(c) schematic of the conformation of PS in semidilute solution at high shear rate