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相关实验视频

Updated: Jul 10, 2025

Fabricating van der Waals Heterostructures with Precise Rotational Alignment
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Fabricating van der Waals Heterostructures with Precise Rotational Alignment

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可编程的物理非克隆函数使用随机无otropic 二维片.

Ping Chen1,2, Dongyan Li1, Zexin Li1

  • 1State Key Laboratory of Materials Processing and Die & Mould Technology, School of Materials Science and Engineering, Huazhong University of Science and Technology (HUST), Wuhan 430074, People's Republic of China.

ACS nano
|November 20, 2023
PubMed
概括
此摘要是机器生成的。

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这项研究引入了新型的高安全物理不可克隆功能 (PUFs),使用来自稀土材料的极化发光. 这些先进的PUF提供了增强的随机性和巨大的编码能力,用于安全的身份验证.

科学领域:

  • 材料科学 材料科学 材料科学
  • 光电学是指光电子产品.
  • 密码学 密码学 密码学 密码学

背景情况:

  • 传统的物理非克隆功能 (PUF) 由于其静态的单通道性质而受到安全限制.
  • 需要动态转换来提高PUF设备的安全性和容量.

研究的目的:

  • 开发高安全性PUF,利用极化发光.
  • 探索异质稀土材料在先进身份验证方面的潜力.

主要方法:

  • 使用异型稀土 (RE) 材料Er3O4Cl片与混乱发光图案制造PUF.
  • 利用极化发光来实现动态转换和随机生成.
  • 为智能身份验证开发一个卷积神经网络 (CNN).

主要成果:

  • 在不同的极化下,在PUF反应中实现了强烈的随机性 (不同PUF的相似性为44%).
  • 证明了 2^380000.00 的高编码能力.
  • 在5个时代内,CNN在认证中实现了99.8%的准确性.

结论:

  • 对Er3O4Cl模式的极化发光控制显著提高了PUF的安全性和容量.
关键词:
在 Er3O4Cl 中.物理上的不可克隆的功能.极化发光是一种极化发光.稀土是一种稀土.两个维的材料是二维材料.

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  • 开发的PUF为下一代安全身份验证提供了一个有希望的解决方案.
  • 基于CNN的身份验证为PUF验证提供了一个快速而准确的方法.