Laser Crystals for Watt-level Yellow Lasers.
Read more
We offer epitaxial semiconductor growth of phosphide and arsenide material, various characterization methods and technical advice on fabrication of optoelectronic devices.
Read more
We combine innovative laser concepts with the latest semiconductor fabrication technology for high-performance devices.
Read more
As a spin-off from the University of Stuttgart, Twenty-One Semiconductors has longstanding experience in semiconductor growth and laser engineering.
Read more
Events
Discover MEXL Gain Crystals, the next generation laser crystals for watt-level yellow lasers, presented at the LASER World of PHOTONICS show, April 26 - 29!
Read more
Events
Twenty-One Semiconductors is among the finalists for the Falling Walls Breakthrough of the Year 2020.
Read more
general
Twenty-One Semiconductors joins EPIC!
Read more