Services

We offer epitaxial semiconductor growth of phosphide and arsenide material, various characterization methods and technical advice on fabrication of optoelectronic devices.

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Products

Our products include semiconductor structures for laser applications in a large wavelength range from orange to infrared.

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Innovation

We combine innovative laser concepts with the latest semiconductor fabrication technology for high-performance devices.

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Company

As a spin-off from the University of Stuttgart, Twenty-One Semiconductors has longstanding experience in semiconductor growth and laser engineering.

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Events

Breaking the wall!

Twenty-One Semiconductors is among the finalists for the Falling Walls Breakthrough of the Year 2020.

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general

EPIC member

Twenty-One Semiconductors joins EPIC!

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Semiconductors

Red-emitting mode-locked semiconductor disk laser

Stable fundamental mode locking of a red-emitting VECSEL has been demonstrated in a Z-shaped cavity!

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Do you have any questions? We will be pleased to help you.

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