采用Langmuir-Blodgett (LB)技术制备了胆甾醇辛酸酯超薄膜,并且得出了最佳的制膜条件.在溶液质量浓度为3 mg/mL,表面压为55 mN/m,拉膜方式为垂直提拉法,LB膜类型为Y型膜,拉膜速度为1 mm/min时,得到了形貌致密均匀的胆甾醇辛酸酯超薄膜.利用原子力显微镜(AFM)和旋光测试系统对制备的超薄膜进行研究,测试了胆甾醇辛酸酯超薄膜的热光性能.结果表明,所制备的胆甾醇辛酸酯超薄膜具有良好的热旋光性能.
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