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由光驱动的可逆多色超分子航天器

Rong Zhang1, Yong Chen1, Yu Liu1,2,3

  • 1College of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Nankai University, Tianjin, 300071, P. R. China.

Angewandte Chemie (International ed. in English)
|November 16, 2023
PubMed
概括
此摘要是机器生成的。

可见光触发了一种可逆的多色超分子穿,使用的是spiropyran-cyanostilbene和cucurbit[8]uril. 该系统表现出动态的颜色变化和形态转换,使信息加密的应用成为可能.

关键词:
信息加密 信息加密多色色彩的发光效应摄影响应度 摄影响应度超分子系统 超分子系统

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科学领域:

  • 超分子化学 超分子化学
  • 摄影化学的使用.
  • 材料科学 材料科学 材料科学

背景情况:

  • 多色超分子系统通常依赖于兴奋剂或单向光反应.
  • 用光可逆控制发光是超分子化学的一个关键挑战.

研究的目的:

  • 开发一种以光驱动的,双向的,可逆的多色超分子航天器.
  • 为了研究螺旋-烯基乙烯在黄[8]uril宿主中的光异构.

主要方法:

  • 用宏环[8]uril (CB[8]) 封装螺旋改性蓝基 (BCNMC).
  • 用可见光照射辐射诱导和逆转光异构和形态变化.
  • 光特性和拓形态变化的表征.

主要成果:

  • 在 BCNMC-CB [8] 综合体展示了可逆的多色光穿从蓝色到色在黑暗中 (2小时) 和在可见光 (30秒) 回归.
  • 可见光还诱导复合物的形态从2D纳米板块到纳米球的可逆转换.
  • 该系统在可编程和可重写信息加密方面的成功应用.

结论:

  • 该研究提出了一种新型的螺旋超分子穿器,具有光控制的多色发光和可逆形态变化.
  • 该系统提供了一个独特的替代罗塔穿车,展示了智能材料的先进功能.
  • 可逆性和可调节性质使它成为先进的光学和加密应用的前景.