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使用芯片尺寸激光器大规模并行超快速随机位生成

Kyungduk Kim1, Stefan Bittner1,2, Yongquan Zeng3

  • 1Department of Applied Physics, Yale University, New Haven, CT 06520, USA.

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概括

研究人员开发了一种使用单个激光二极管的超快物理随机数生成的新方法. 这种技术实现了前所未有的安全通信和高级计算速度.

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科学领域:

  • 物理
  • 信息安全
  • 量子光学

背景情况:

  • 物理随机数生成对于信息安全,加密和模拟至关重要.
  • 目前的方法在速度和可扩展性方面面临挑战.

研究的目的:

  • 展示超快速并行随机比特流生成的方法.
  • 克服现有的物理随机数生成器的速度和可扩展性限制.

主要方法:

  • 使用多种激光模式的时空干扰在专门设计的光学腔内.
  • 使用量子波动的自发发射来引入不可预测的随机噪声.

主要成果:

  • 从单个激光二极管中实现数百个随机位流的并行生成.
  • 通过离线后处理达到每秒250特拉比特的总比特率.
  • 比之前的记录高出两倍的速度.

结论:

  • 开发的方法为随机数生成提供了强大的,紧的和节能的方法.
  • 潜在的应用包括安全通信,密码学和高性能计算.
  • 这种技术显著提升了物理随机数生成速度和可扩展性的最新技术.