Search research articles

关于 JoVE

概览领导团队博客 JoVE 帮助中心

作者

出版流程编辑委员会范围与政策同行评审常见问题投稿

图书馆员

用户评价订阅访问资源图书馆顾问委员会常见问题

研究

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments 存档

教育

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual 教师资源中心教师网站

使用条款与条件

相关概念视频

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序

Same author

Nonlinear periodic orbit solutions and their bifurcation structure at the origin of soliton hopping in coupled microresonators.

Communications physics·2026

Same author

High-pulse-energy integrated mode-locked laser using a Mamyshev oscillator.

Nature·2026

Same author

Wafer-scale manufacturing of ultra-broadband, high-power erbium-doped integrated lasers.

Nature communications·2026

Same author

Heterogeneously integrated lithium tantalate-on-silicon nitride modulators for high-speed communications.

Nature communications·2026

Same author

Integrated tunable green light source on silicon nitride.

Light, science & applications·2026

Same author

Hyperparametric solitons in nondegenerate optical parametric oscillators.

Nature communications·2026

Search research articles

相关实验视频

Updated: Aug 6, 2025

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

使用酸盐集成光子的超快调节激光器

Viacheslav Snigirev^1,2, Annina Riedhauser³, Grigory Lihachev^1,2

¹Institute of Physics, Swiss Federal Institute of Technology Lausanne (EPFL), Lausanne, Switzerland.

|March 16, 2023

概括

研究人员开发了一种混合化-酸盐激光器,用于频率敏捷,窄线宽应用. 这种集成激光器可以快速调整,并展示了连贯光学距离的潜力,从而推进光子集成电路.

更多相关视频

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

相关实验视频

Last Updated: Aug 6, 2025

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

科学领域:

光子学和集成光学
材料科学
电光学

背景情况:

在绝缘体上的薄膜酸 (LiNbO₃) 已经使先进的光子集成电路,调节器和电光器件成为可能.
虽然基于LiNbO_{3的可调整集成激光器存在,但实现频率敏捷,窄线宽性能仍然是一个挑战.}
现有的集成方法通常涉及碎片级组装,这可能会带来损失和复杂性.

研究的目的:

使用混合化 (Si₃N₄) -LiNbO₃光子平台开发频率敏捷,窄线宽集成激光器.
展示这种混合平台的功能,例如连贯激光测距.
通过提高调速度和保持窄线宽,克服以前基于LiNbO₃的可调激光器的局限性.

主要方法:

超低损耗Si₃N₄光子集成电路与薄膜LiNbO₃通过直接晶圆级结合的异质集成.
通过对激光二极管的自我注入锁定实现窄线宽激光 (3kHz内在线宽).
使用混合共振器模式进行快速 (12 × 10¹⁵Hz/s),线性和低歇斯底里电光频率调整.

主要成果:

展示了一个混合Si₃N₄-LiNbO₃平台,传播损失低 (8.5dB/m).
实现了快速电光调节率的窄线宽激光.
通过使用混合集成激光器成功进行了概念验证连贯光学测距 (FMCW LiDAR) 实验.

结论:

混合Si₃N₄-LiNbO₃平台有效地结合了两种材料的优势,用于先进的光子设备.
这种集成的激光平台为需要快速调整和窄线宽的应用提供了显著的潜力,例如连贯的LiDAR.
与芯片级方法相比,晶圆级直接结合为实现高性能光子电路提供了更好的集成方法.