Plasmonic structures exhibit a wide range of physical characteristics, which are benefited by the localized and intensified light–matter interaction. There have been many recent advancements with ...

Data centre networks are increasingly constrained by the capacity, latency and energy demands of conventional electronic packet switches. Optical switching technologies offer a compelling alternative, ...

Opaque materials can transmit light when excited by a high-intensity laser beam. This process, known as optical bleaching, induces a nonlinear effect that temporarily alters the properties of a ...

Researchers demonstrate ultrafast multivalley optical switching in germanium (Ge) using a single-color pulse laser. This breakthrough enables precise transparency control across multiple wavelengths, ...