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Fabrication of Silica Ultra High Quality Factor Microresonators

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Published on: July 2, 2012

可调节的超高Q微波振器,通过缓慢的光线启用.

Priyash Barya^1,2, Ashwith Prabhu³, Laura Heller^1,2

¹Department of Electrical and Computer Engineering, University of Illinois Urbana-Champaign, Urbana, IL, USA.

Nature communications

|November 25, 2025

概括

研究人员通过使用带有的基酸盐中光谱孔燃烧,将纳米光子共振器质量因子提高了近三倍. 这一突破使得超高的Q因子能够用于先进的光学应用.

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Last Updated: Jan 10, 2026

Fabrication of Silica Ultra High Quality Factor Microresonators

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Published on: July 2, 2012

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科学领域:

纳米光子学纳米光子学
量子光学是一种量子光学.
材料科学材料科学材料科学

背景情况:

高Q纳米光子共振器对于光学处理,通信和传感至关重要.
现有的实现超高质量因子的方法仅限于散装系统.

研究的目的:

通过一种新的方法提高纳米光子共振器的质量因子 (Q-因子).
为了证明对共振器共振的动态控制.
为观察到的共振器线宽开发一个理论模型.

主要方法:

实施光谱孔燃烧在与相配合的薄膜酸微波共振器中.
使用高度透明和强烈分散的介质来降低群体速度.
应用电光调用于动态控制.

主要成果:

实现Q因子超过10⁸,增强了近三个数量级.
证明了对共振器共振的动态控制.
在光学驱动下观察到除相速的显著降低,导致线宽变窄.

结论:

该研究成功地将大量系统技术适应到纳米光子共振器中,实现了前所未有的Q因子.
这些发现为先进的经典和量子光学设备铺平了道路.
一个新的理论模型准确地描述了观察到的共振器线宽,考虑到减少的脱相率.