Wafer fabrication

The overall process of manufacturing semiconductor chips on silicon wafers. It consists of repeated steps of film deposition, photolithography, etching, doping, and planarization to build up layers of transistors and interconnects on each wafer.

12 articles

Semiconductor Today

CEA-Leti and NcodiN partner to industrialize 300mm silicon photonics for bandwidth-hungry AI interconnects

Mar 12, 2026

Micro/nanotechnology R&D center CEA-Leti of Grenoble, France and NcodiN of Palaiseau, Paris, France (which was founded in 2023 to pioneer optical interconnects with integrated nanolasers for next-generation computing) have announced a strategic collaboration to industrialize NcodiN’s optical interposer technology on a 300mm integrated photonics process...

Semiconductor Today

TNO and High Tech Campus Eindhoven begin construction of first 6-inch indium phosphide photonic chip foundry

Mar 13, 2026

The research institute TNO (the Netherlands Organization for Applied Scientific Research in Delft) and High Tech Campus Eindhoven are starting construction of what is reckoned will be the world’s first foundry for producing indium phosphide photonic chips on 6-inch wafers. The official opening was attended by European Commission executive vice-president...