supported by the National Natural Science Foundation of China(21273074,21576079,91334203,21476070);the 111 Project of Ministry of Education of China(B08021)~~
傅里叶变换红外(FT-IR)光谱、表面压力-分子面积(π-A)等温线和原子力显微镜(AFM)结果表明,聚乙烯吡咯烷酮(PVP)与胆固醇分子(Chol)在溶液中和气/液界面上可通过氢键作用形成刷状的超分子聚合物PVP-Chol。当表面压力低于2.5 m N?m^(-1)...