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Optical Microbottle Resonators for Sensing
1Department of Physics, Concordia University, Montral, QC H4B 1R6, Canada. pablo.bianucci@concordia.ca.
Sensors (Basel, Switzerland)
|November 10, 2016
Summary
Whispering gallery mode (WGM) microresonators, including microbottle resonators (MBR), offer highly sensitive environmental sensing. This review covers MBR theory, fabrication, and optofluidic sensing applications.
Area of Science:
- Optics and Photonics
- Materials Science
- Chemical and Biological Sensing
Background:
- Whispering gallery mode (WGM) optical microresonators are established platforms for sensitive physical, chemical, and biological sensors.
- Microbottle resonators (MBRs) are a specific type of WGM microresonator with unique spectral characteristics.
- MBRs offer advantages over traditional resonator geometries like spheres and cylinders.
Approach:
- This review synthesizes recent theoretical advancements in microbottle resonator design.
- It details innovative fabrication techniques for various MBR types, including hollow structures.
- The review explores the application of MBRs in optofluidic sensing systems.
Key Points:
- MBRs exhibit distinct spectral signatures and properties compared to other WGM resonators.
- Advances in fabrication enable the creation of diverse MBR geometries.
- Optofluidic integration enhances the sensing capabilities of MBRs.
Conclusions:
- Microbottle resonators represent a promising advancement in WGM microresonator technology.
- Continued research in MBR theory and fabrication will expand their sensing applications.
- MBRs are poised to play a significant role in the development of next-generation optofluidic sensors.
