Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: May 14, 2026

Patterning via Optical Saturable Transitions - Fabrication and Characterization
08:19

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Published on: December 11, 2014

Optical switch based on tunable aperture.

Lei Li1, Chao Liu, Qiong-Hua Wang

  • 1School of Electronics and Information Engineering, Sichuan University, Chengdu 610065, China.

Optics Letters
|February 6, 2013
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Dissociable somatotopic representations of Chinese action verbs in the motor and premotor cortex.

Scientific reports·2013
Same author

High quantum-yield CdSexS1-x/ZnS core/shell quantum dots for warm white light-emitting diodes with good color rendering.

Nanotechnology·2013
Same author

Osteopontin mediating cyclosporine A induced epithelial-to-mesenchymal transition on rat renal tubular epithelial cells.

Cell biology international·2013
Same author

A novel microfluidic mixer based on dual-hydrodynamic focusing for interrogating the kinetics of DNA-protein interaction.

The Analyst·2013
Same author

Correlation of reorientational jumps of water molecules in bulk water.

Physical review. E, Statistical, nonlinear, and soft matter physics·2013
Same author

Palladium-catalyzed direct arylation of C-H bond to construct quaternary carbon centers: the synthesis of diarylfluorene.

Organic letters·2013
Same journal

Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.

Optics letters·2026
Same journal

E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.

Optics letters·2026
Same journal

Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.

Optics letters·2026
Same journal

Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.

Optics letters·2026
Same journal

Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.

Optics letters·2026
Same journal

Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.

Optics letters·2026
See all related articles

We developed a novel optical switch using electrowetting. This device controls light transmission by altering liquid interfaces, offering high optical attenuation and tunable aperture size for various applications.

Area of Science:

  • Optoelectronics
  • Fluidics
  • Materials Science

Background:

  • Optical switches are crucial components in photonics.
  • Existing technologies face limitations in terms of size, cost, or performance.
  • The electrowetting effect offers a unique mechanism for microfluidic control.

Purpose of the Study:

  • To propose and demonstrate a new optical switch design.
  • To leverage the electrowetting effect for light modulation.
  • To achieve high optical attenuation and a tunable aperture.

Main Methods:

  • Fabrication of a microfluidic cell containing immiscible oil and dye-doped water.
  • Integration of a transparent pillar with a dome.
  • Application of electrowetting to alter the liquid-liquid interface and control light path.

More Related Videos

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
05:57

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

Related Experiment Videos

Last Updated: May 14, 2026

Patterning via Optical Saturable Transitions - Fabrication and Characterization
08:19

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Published on: December 11, 2014

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
05:57

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

Main Results:

  • Achieved high optical attenuation of approximately 928:1.
  • Demonstrated a response time of around 47 milliseconds.
  • Enabled tunable aperture diameter from 0 to 3.0 mm.

Conclusions:

  • The electrowetting-based optical switch is a viable technology.
  • The device offers significant optical attenuation and fast response.
  • Potential applications include light shutters, variable optical attenuators, and adaptive irises.