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Related Experiment Video

Updated: Mar 9, 2026

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

On-chip asymmetric microcavity optomechanics.

Soheil Soltani, Alexa W Hudnut, Andrea M Armani

|January 7, 2017

Summary

Researchers developed asymmetric microcavities for optomechanics. This innovation revealed new mechanical modes with low oscillation thresholds, advancing cavity-enhanced research.

Area of Science:

Optomechanics
Optical Resonators
Microcavity Fabrication

Background:

High quality factor (Q) optical resonators are crucial for cavity-enhanced optomechanics.
Existing research primarily uses axisymmetric devices, limiting observed mechanical modes.

Purpose of the Study:

To develop a fabrication strategy for high-Q whispering gallery mode microcavities with tunable asymmetry.
To explore novel optomechanical phenomena in asymmetric resonators.

Main Methods:

Fabrication of high-Q whispering gallery mode microcavities with controlled asymmetry.
Experimental demonstration of optomechanical oscillations.
Computational modeling for prediction and analysis.

Main Results:

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Last Updated: Mar 9, 2026

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

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Lensless Fluorescent Microscopy on a Chip

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Implementation of a Reference Interferometer for Nanodetection

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Successful fabrication of asymmetric microcavities.
Demonstration of two new optomechanical modes: asymmetric cantilever and asymmetric crown modes.
Observation of oscillation onset thresholds below 1 milliwatt (mW).

Conclusions:

Asymmetric resonator design combined with high optical Q enables new optomechanical modes.
The findings are consistent with theoretical predictions from computational modeling.
This work expands the possibilities for exploring radiation pressure-induced phenomena in optomechanics.