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: Apr 6, 2026

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

12.8K

Nano-Optomechanical Resonators in Microfluidics.

King Yan Fong1, Menno Poot1, Hong X Tang1

  • 1Department of Electrical Engineering, Yale University , New Haven, Connecticut 06511, United States.

Nano Letters
|July 31, 2015
PubMed
Summary

We developed a novel optomechanical microwheel resonator for use in microfluidic systems. This device effectively overcomes viscous damping in liquids, enabling precise detection of Brownian motion and attogram-level mass sensitivity in water.

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

Efficient Mapping and Tracking the Properties of Micromechanical Resonators Using Phase-Lock Loops with Closely-Spaced Frequencies.

Micromachines·2026
Same author

All-nitride superconducting qubits based on atomic layer deposition.

Nature materials·2026
Same author

High-Q and compact Fabry-Perot microresonators on thin-film lithium niobate.

Nanophotonics (Berlin, Germany)·2025
Same author

Towards terahertz nanomechanics.

Nature communications·2025
Same author

Aluminum nitride photonics for high-speed electro-optical tuning of self-injection-locked laser.

Optics letters·2025
Same author

High-efficiency, cryogenic-compatible grating couplers on an AlN-on-sapphire platform through bottom-side coupling.

Optics letters·2025

Area of Science:

  • Nanotechnology
  • Optomechanics
  • Microfluidics

Background:

  • Nanomechanical devices face challenges operating in liquids due to viscous damping.
  • High quality factor (Q-factor) resonators are crucial for sensitive measurements.

Purpose of the Study:

  • To demonstrate an optomechanical microwheel resonator for low-loss operation in microfluidic systems.
  • To observe thermal Brownian motion in both air and liquid environments.
  • To achieve high mass sensitivity at the attogram level.

Main Methods:

  • Integration of an optomechanical microwheel resonator within a microfluidic system.
  • Characterization of optical resonance quality factor (up to 1.5 million).
  • Observation of thermal Brownian motion in air and water.
Keywords:
Optomechanicshydrodynamic modelmass sensingmicrofluidicsnanomechanicsthermal fluctuations

More Related Videos

Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators
09:46

Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators

Published on: August 8, 2025

1.4K
Fabrication of Silica Ultra High Quality Factor Microresonators
07:51

Fabrication of Silica Ultra High Quality Factor Microresonators

Published on: July 2, 2012

17.0K

Related Experiment Videos

Last Updated: Apr 6, 2026

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

12.8K
Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators
09:46

Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators

Published on: August 8, 2025

1.4K
Fabrication of Silica Ultra High Quality Factor Microresonators
07:51

Fabrication of Silica Ultra High Quality Factor Microresonators

Published on: July 2, 2012

17.0K
  • Development of a numerical model for hydrodynamic effects.

    • Main Results:

    • The resonator exhibits low-loss optical resonances at near-visible wavelengths.
    • Thermal Brownian motion was observed with a high signal-to-background ratio in both air and water.
    • Experimental results agreed well with the developed numerical model.
    • An estimated mass sensitivity at the attogram level in water was achieved.

    Conclusions:

    • The developed optomechanical microwheel resonator effectively mitigates viscous damping in liquid environments.
    • The device enables sensitive detection of mechanical motion and mass measurements in microfluidic systems.
    • This technology holds promise for advanced sensing applications in biological and chemical analysis.