Whispering-gallery-mode sensors for biological and physical sensing ...
2021年12月9日 · WGM resonators are miniature micro-interferometers that use the multiple-cavity passes of light for very sensitive measurements at the microscale and nanoscale, including single-molecule and ion...
Optical properties and behavior of whispering gallery mode …
2024年1月10日 · The diminutive mode volumes characteristic of WGM-based microsphere resonators at high laser power levels result in extended photon cycle times within the cavity, leading to narrower resonant wavelength lines, intensified energy density, and augmented interactions between light and the surrounding environment.
Recent progress of in-fiber WGM microsphere resonator
2023年5月25日 · In-fiber whispering gallery mode (WGM) microsphere resonators have received remarkable attention due to the superiorities of compact structure, high stability and self-alignment.
Review of biosensing with whispering-gallery mode lasers
2021年2月26日 · Microlasers based on whispering-gallery modes (WGMs) are miniature in size and have excellent lasing characteristics suitable for biosensing. WGM lasers have been used for label-free detection of...
A Whispering Gallery Mode Microsphere Resonator ... - IEEE Xplore
2020年12月4日 · We demonstrate a robust whispering-gallery-mode (WGM) microsphere resonator, fabricated by splicing two sections of multimode fiber (MMF) with end face polished to an angle of 45 degree. The polished end faces are etched by hydrofluoric (HF) acid to form an elliptical-shaped cavity to embed a microsphere before being firmly connected by UV ...
High-- Whispering-Gallery-Modes Microresonators for Laser …
2024年4月8日 · This study presents a comprehensive analysis of a whispering gallery mode (WGM) microsphere optical properties in the near ultraviolet spectrum, and its practical implementation for laser linewidth reduction via frequency locking.
Whispering-gallery-mode biosensing: label-free detection down …
2008年6月27日 · Here we briefly present the primary mechanism by which traditional guided-wave label-free sensors operate and describe the WGM biosensor, a miniature optical device that recirculates a guided...
Biosensing by WGM Microspherical Resonators - MDPI
2016年6月17日 · A self-referenced WGM biosensor, proposed in order to reduce noise (thermal, non-specific binding, etc.), was based on so-called photonic molecules, namely coupled microspheres . Temperature compensation of optical microresonators may also be achieved by using a surface layer with a negative thermo-optic coefficient [ 95 ].
In-fiber whispering gallery mode (WGM) microsphere resonators have received remarkable attention due to the superiorities of compact structure, high stability and self-alignment.
A Reflective Whispering Gallery Mode Microsphere ... - IEEE Xplore
2021年12月10日 · A whispering gallery mode (WGM) microsphere resonator is proposed and demonstrated. The resonator consists of a microsphere embedded in an open air-cavity at the end of a single-mode fiber (SMF).