Optical metasurfaces, planar subwavelength nanoantenna arrays with the singular ability to
sculpt wavefront in almost arbitrary manners, are poised to become a powerful tool enabling …

Chalcogenide phase change materials (PCMs) are truly remarkable compounds whose
unique switchable optical and electronic properties have fueled an explosion of emerging …

Uniquely furnishing giant and nonvolatile modulation of optical properties and chalcogenide
phase change materials (PCMs) have emerged as a promising material to transform …

Actively tunable nanodevices play an important role in modern photonics systems.
Metasurfaces based on phase-change materials (PCMs) provide a new way for the …

Recent developments in reconfigurable photonic devices highly rely on the effective
refractive index change enabled by phase change materials (PCMs) as either dielectric …

Abstract Ge-Sb-Se-Te (GSST) materials have recently emerged as an efficient phase
change material (PCM) that displays various exceptional properties essential for numerous …

Chalcogenide phase change semiconductors have played a crucial role in the evolution of
photonic technologies. From their decades-long utilization at the core of optical disks to their …

Integrated optical filters show outstanding capability in integrated reconfigurable photonic
applications, including wavelength division multiplexing (WDM), programmable photonic …