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采用模拟退火方法研究了一端锚定在平面上的非对称ABA型三嵌段共聚物在选择性溶剂中的自组装形态.针对溶剂对A单体为不良、对B单体为良溶剂的体系,在不同B嵌段长度下,研究了锚定A嵌段和末端A嵌段长度的非对称性对溶液中共聚物聚集体形态的影响;并构建了不同体系的相图.研究表明锚定三嵌段共聚物可自组装形成半球状、蠕虫状、条状、连通条状和孔层状等单层A聚集体和半球状-球状、蠕虫状-球状、和条状-球状等双层A聚...
Noise-Induced Dynamic Symmetry Breaking and Stochastic Transitions in ABA Molecules: I. Classification of Vibrational Modes
Noise-Induced Dynamic Symmetry Breaking Stochastic Transitions in ABA Molecules Classification of Vibrational Modes
2014/9/24
The dissipative vibrational dynamics of a symmetric triatomic ABA molecule is extensively studied in a series of three papers. The momentum-dependent rotor model is used to describe the dynamical beha...
Noise-induced dynamic symmetry breaking and stochastic transitions in ABA molecules: II. Symmetric–antisymmetric normal mode switching
Dynamic symmetry breaking Stochastic transitions Symmetric-to-antisymmetric normal mode switching Environment induced dephasing Triatomic ABA molecules
2014/9/24
The second paper of the series discusses the effect of thermal noise on the stretching vibrational dynamics of symmetric triatomic ABA molecules. In particular, noise-induced transitions between symme...
在甲醇水混合溶剂中，以对乙酰氨基苯甲酸(p-ABA)，1，10-邻菲咯啉(phen)为配体与高氯酸锌合成了标题配合物[Zn(p-ABA)2(phen)·(H2O)]·H2O。配合物(C30H26N4O8Zn，分子量为637.93)晶体属单斜晶系，空间群P21/c。晶体结构表明:锌原子与2个对乙酰氨基苯甲酸的2个氧原子，1个1，10-邻菲咯啉中的2个氮原子以及水分子中的氧原子配位，晶胞参数:a...