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在内部的高效多层体积衍射格.

Mehmet Bütün1, Sueda Saylan1,2, Rana Asgari Sabet2,1

  • 1Department of Physics, Bilkent University, Ankara 06800, Turkey.

ACS materials Au
|December 13, 2023
PubMed
概括

研究人员使用3D激光光刻法在中创建了多层衍射. 这一突破使量子计算和电信等先进技术的高效,体积光子学成为可能.

科学领域:

  • 光学和光学工程的光学和光学工程.
  • 材料科学与工程 材料科学与工程
  • 纳米技术纳米技术

背景情况:

  • 光子学对于电信,量子计算和实验室芯片系统至关重要.
  • 目前的光子学主要使用表面或单级芯片内功能.
  • 在的批量中存在对单体,多层次设备的需求.

研究的目的:

  • 开发一种在中创建多层,高效率的衍射格子的方法.
  • 为了利用体积光子装置的深度自由度.
  • 为了推进单立体3D集成光子芯片.

主要方法:

  • 采用了三维 (3D) 非线性激光光刻法来制造.
  • 在塔尔博特距离的一半处引入了有效的现场增强.
  • 在光学网格内的离散层次上利用了自我成像.

主要成果:

  • 在中成功创建了多层衍射格子.
  • 在1550nm时实现了53%的纪录衍射效率.
  • 证明了效率提高的潜力接近100%,随着水平的提高.

结论:

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  • 现在体积度光子装置是可行的.
  • 这种方法显著提升了3D集成的单体光子芯片.
  • 在新兴技术中为光子学提供了新的可能性.