Fig. 1. (a) Schematic of the 1x2 optical switch element based on the Ln-Si3N4 hybrid waveguide. (b) Missalignment tolerance of the evanescent coupler in the Y direction. (c) Effective index of the ...

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

Salience Labs, the startup company spun out of silicon photonics research at the University of Oxford in the UK and the University of Münster in Germany, says it has raised another $30 million in a ...

Researchers have developed a new type of optical memory called a programmable photonic latch that is fast and scalable, enabling temporary data storage in optical processing systems and offering a ...