A suspended chalcogenide waveguide achieves record ppb-level gas detection in the near-infrared, enhancing sensitivity for portable environmental monitoring.

Quantum computers promise to solve problems far beyond the reach of today’s machines, but building them is incredibly difficult. One of the biggest challenges is simply reading the information stored ...

(Nanowerk Spotlight) The concepts of metamaterials and metasurfaces have spawned massive novel applications in free-space optics. However, recent research also indicates that they possess prominent ...