![On the Cover: Quasiperiodic photonic crystal fiber [Invited]](/Post/images/2023/8/img_News_133374060183212864.jpg)
Free-electron light sources feature extraordinary luminosity, directionality, and coherence, which has enabled significant scientific progress in field
We show that a III-V semiconductor vertical external-cavity surface-emitting laser (VECSEL) can be engineered to generate light with a customizable spatio
Optical metasurfaces are two-dimensional ultrathin devices based on single-layer or multilayer arrays of subwavelength nanostructures. They can achieve pr
The ability to amplify optical signals is of paramount importance in photonic integrated circuits (PICs). Recently, lithium niobate on insulator (LNOI) ha
AlGaN-based light-emitting diodes (LEDs) on offcut substrates enhance radiative emission via forming carrier localization centers in multiple quantum well
Indoor organic and perovskite photovoltaics (PVs) have been attracting intense interest in recent years. Theoretical limit of indoor PVs has been calculat
The pandemic of respiratory diseases enlightened people that monitoring respiration has promising prospect in averting many fatalities by tracking the dev
In this work we compare different methods to implement a triplicator, a phase grating that generates three equi-intense diffraction orders. The design wit
