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Updated: Sep 17, 2025

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随机定向编码通过键驱动组装织物样分子物理非克隆功能

Nilgun Kayaci¹, Nuri Burak Kiremitler^2,3, İbrahim Deneme¹

¹Department of Materials Science and Nanotechnology Engineering, Abdullah Gül University, Kayseri, 38080, Turkiye.

Advanced materials (Deerfield Beach, Fla.)

|July 3, 2025

概括

这项研究引入了一种用于防伪的新型分子薄膜. 物理非克隆函数 (PUF) 系统使用随机定向编码在单一材料中实现超高数据容量.

科学领域:

材料科学材料科学材料科学
纳米技术纳米技术
有机电子有机电子

背景情况:

伪造需要先进的安全功能和对象真实性的验证.
物理无法克隆的函数 (PUF) 提供了一个有前途的解决方案,但需要更高的编码能力和多层次响应.
现有的PUF系统往往缺乏分子定义和单一材料处理的整合.

研究的目的:

为超高容量物理无法克隆的函数 (PUF) 开发一种新的随机定向编码方法.
展示一种简单的溶液加工方法,用于制造具有先进编码能力的分子薄膜.
探索分子设计和非共价相互作用在创建单材料PUF中的潜力.

主要方法:

通过环境-大气溶液处理,使用棒状的p-phenyleneethynylene (OPE) π-architecture制造纳米薄膜.
利用定向结合和C─H···π接触,实现能量有利的单轴分子组合和晶体生长.
采用溶剂蒸汽回火来诱导露水和1D随机结晶,创建编织纹理的随机特征.
应用卷积神经网络来分析微晶域变化和随机1D晶体定向以获得人工色彩.

主要成果:

通过随机定向编码实现了 (6.5 × 104) 的超高编码能力.
展示了一种单一材料薄膜系统,能够基于分子组装和结晶产生基于人造色彩的材料.
成功实施了一种适合大规模生产的简单,低成本,溶液加工制造方法.

结论:

开发的随机定向编码策略为单材料薄膜实现超高编码能力提供了有效的方法.
这种方法使低成本的溶液加工制造成为可能,促进了分子PUF的广泛采用.
通过量身定制的结构设计和非共价相互作用的工程来探索分子PUF的新途径.

关键词:

打击假冒和伪造的行为.通过气结合,形成了气结合.物理上无法克隆的功能.随机定向编码随机定向编码一个轴的分子晶体.

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