摘要:研究了剪切流场下嵌段共聚物自组装体中环形组装体与柱状组装体之间的温度诱导可逆转变行为。利用原位显微镜观察了剪切流场中不同温度下组装体形态的演化过程,发现温度变化可实现环形与柱状结构之间的可逆转变。分析了温度和剪切速率对转变过程的影响规律,揭示了温度调控分子间相互作用从而驱动形态转变的微观机理。该研究为智能响应性聚合物组装材料的开发提供了新思路。
Abstract: Temperature-induced reversible transformation between toroidal and cylindrical assemblies under shear flow was investigated. In-situ microscopy revealed reversible morphological transitions controlled by temperature changes.
论文链接:Temperature-induced reversible transformation between toroidal and cylindrical assemblies under shear flow? | Soft Matter | The Royal Society of Chemistry