Optical whispering-gallery mode (WGM) microresonators, confining resonant photons in a
microscale volume for long periods of time, strongly enhance light-matter interactions …

High-and ultrahigh-Q whispering-gallery mode resonators have the capability to trap
photons by total internal reflection for a duration ranging from nanoseconds to milliseconds …

Optical whispering-gallery-mode microresonators with ultrahigh quality factors and small
mode volumes have played an important role in modern physics. They have been …

Optical whispering‐gallery mode (WGM) microcavities featuring ultrahigh Q factors and
small mode volumes enhance significantly the interaction between light and matter …

Whispering gallery mode (WGM) microtoroid resonators are one of the most sensitive
biochemical sensors in existence, capable of detecting single molecules. The main barrier …

Non-Hermitian wave engineering has attracted a surge of interest in photonics in recent
years. Prominent non-Hermitian phenomena include coherent perfect absorption and its …

Multimode silicon resonators with ultralow propagation losses for ultrahigh quality (Q) factors
have been attracting attention recently. However, conventional multimode silicon resonators …

Abstract The Internet of Things (IoT), employs a large number of spatially distributed wireless
sensors to monitor physical environments, eg, temperature, humidity, and air pressure, and …

Integrated Raman lasers have been well explored using silica and silicon platforms for
decades. A well‐known equation with negligible nonlinear losses is employed for …

Whispering-gallery-mode (WGM) hexagonal optical micro-/nanocavities can be utilized as
high-quality (Q) resonators for realizing compact-size low-threshold lasers. In this paper, the …