Lasers are the pillars of modern optics and sensing. Microlasers based on whispering-
gallery modes (WGMs) are miniature in size and have excellent lasing characteristics …

Lasing applications have spread over various aspects of human life. To meet the develo**
trends of the laser industry towards being miniature, portable, and highly integrated, new …

Carbon dots (CDs) are a new solution-processable laser material. They offer advantages of
non-toxicity, low cost, and high stability, making them attractive for the sustainable …

Numerous light-based diagnostic and therapeutic devices are routinely used in the clinic.
These devices have a familiar look as items plugged in the wall or placed at patients' …

Recent progress in nanoscale optical physics is associated with the development of a new
branch of nanophotonics exploring strong Mie resonances in dielectric nanoparticles with a …

Organic dyes have been used as gain medium for lasers since the 1960s, long before the
advent of today's organic electronic devices. Organic gain materials are highly attractive for …

Lead halide perovskite nanocrystals (NCs) with bright luminescence and broad spectral
tunability are good candidates as smart probes for bioimaging, but suffer from hydrolysis …

Lead halide perovskites have recently become a rapidly growing research field due to their
great potential in next‐generation solar cells and photonic sources. As a direct bandgap …

Nanolasers generate coherent light at the nanoscale. In the past decade, they have attracted
intense interest, because they are more compact, faster and more power-efficient than …

The rapid development of biophotonics and biomedical sciences makes a high demand on
photonic structures to be interfaced with biological systems that are capable of manipulating …