Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
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 JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

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

Comparison of HbA1c and Time in Range in the Prediction of Large for Gestational Age in Pregnancies Involving Type 1 Diabetes.

Diagnostics (Basel, Switzerland)·2026
Same author

Synergistic Effects of Nanoparticles and Surface Anchoring on Fine-Tuning the Photonic Bandgap in Blue Phase Liquid Crystals.

ACS nano·2026
Same author

3D-nanoprinted fiber-integrated microlenses enhanced with an aspherical surface for spot size minimization.

Optics express·2026
Same author

Planar and Homeotropic Liquid Crystal Alignment on 3D-Nanoprinted Layers and Microstructures.

ACS applied materials & interfaces·2026
Same author

Optical fiber interferometric anemometer using a cobalt-doped fiber hot wire.

Optics express·2025
Same author

Next-generation sequencing study of inflammatory spindle cell lesions focused on receptor tyrosine kinase gene rearrangements most frequently occurring in inflammatory myofibroblastic tumor.

Advances in clinical and experimental medicine : official organ Wroclaw Medical University·2025

相关实验视频

Updated: Jul 18, 2025

Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals
10:35

Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals

Published on: May 29, 2018

8.8K

周期性液晶波导微观结构.

Sławomir Ertman1, Kamil Orzechowski2, Katarzyna Rutkowska2

  • 1Faculty of Physics, Warsaw University of Technology, Koszykowa 75, 00-662, Warsaw, Poland. slawomir.ertman@pw.edu.pl.

Scientific reports
|August 25, 2023
PubMed
概括

研究人员使用新的光对齐和微观结构方法创建了带有图案液晶 (LC) 芯的光学波导. 这些波导具有可调节的光学特性,包括蓝相液晶中的带隙,为先进的光子设备铺平了道路.

更多相关视频

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

19.0K
Orientational Transition in a Liquid Crystal Triggered by the Thermodynamic Growth of Interfacial Wetting Sheets
06:26

Orientational Transition in a Liquid Crystal Triggered by the Thermodynamic Growth of Interfacial Wetting Sheets

Published on: May 15, 2017

7.2K

相关实验视频

Last Updated: Jul 18, 2025

Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals
10:35

Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals

Published on: May 29, 2018

8.8K
Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

19.0K
Orientational Transition in a Liquid Crystal Triggered by the Thermodynamic Growth of Interfacial Wetting Sheets
06:26

Orientational Transition in a Liquid Crystal Triggered by the Thermodynamic Growth of Interfacial Wetting Sheets

Published on: May 15, 2017

7.2K

科学领域:

  • 光子学和材料科学 材料科学
  • 光电学是指光电子产品.
  • 液晶技术 液晶技术

背景情况:

  • 开发具有可控制周期结构的光学波导对于先进的光子应用至关重要.
  • 液晶 (LC) 具有独特的光学特性,但需要精确的分子对齐来制造波导.
  • 现有的LC对齐模式的方法在分辨率和控制方面存在局限性.

研究的目的:

  • 报告创建具有精确控制周期性液晶 (LC) 芯的光学波导的新方法.
  • 为了研究这些工程LC波导的波导现象和光学特性.
  • 探索蓝相LCs在创建自序周期光学结构方面的潜力.

主要方法:

  • 使用高分辨率选择性照明进行可逆光对齐,以控制二氧化微毛细管中的LC周期性.
  • 制造PDMS微结构以创建LC核心波导和集成微电极用于周期性分子重定向.
  • 实验波导研究和数值模拟来分析光学传输光谱.
  • 在蓝相LC中研究波导,其内在的纳米级周期性.

主要成果:

  • 通过使用开发的方法,成功控制了从500μm到20μm的LC分子模式周期.
  • 观察到波导效应和分析传输光谱,其差异由数值模拟解释.
  • 在蓝相LC中实现波导,证明具有周期小于1μm的自然周期结构.
  • 在可见光谱中观察到蓝相LC波导中可调的第一阶段带隙.

结论:

  • 新的方法可以精确控制LC核心光学波导中的周期性对齐.
  • 蓝相LC为具有可调带隙的自序光子结构提供了一个有前途的途径.
  • 这些工程波导具有在光纤网格和可调光子设备中的应用潜力.