The coherent exchange of energy between materials and optical fields leads to strong light–
matter interactions and so-called polaritonic states with intriguing properties, halfway …

The invention and development of the laser have revolutionized science, technology, and
industry. Metal halide perovskites are an emerging class of semiconductors holding …

Single-crystal perovskites with excellent photophysical properties are considered to be ideal
materials for optoelectronic devices, such as lasers, light-emitting diodes and …

Optical biosensors are frontrunners for the rapid and real-time detection of analytes,
particularly for low concentrations. Among them, whispering gallery mode (WGM) resonators …

Detection of nanoscale objects is highly desirable in various fields such as early‐stage
disease diagnosis, environmental monitoring and homeland security. Optical microcavity …

Single-mode laser is realized in a cesium lead halide perovskite submicron sphere at room
temperature. All-inorganic cesium lead halide (CsPbX3, X= Cl, Br, I) microspheres with …

Herein, recent progress in fiber optofluidic lasers and their applications in biochemical
detection are reviewed. The unique properties of optical fibers are introduced for the …

Recently, surface plasmon resonance (SPR) effects have been widely used to construct
photocatalysts which are active in the visible spectral region. Such plasmonic photocatalysts …

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

Whispering gallery modes (WGMs) have been exploited for a broad range of sensing
applications. However, the vast majority of WGM sensors consist of passive resonators …