Welcome! The VCSEL Day 2026 will take place at Ruhr University Bochum, Germany, on Friday, 11 September 2026.

The program is available: Download Program.
The abstract book can be found here: Download Abstract Book.
Registration will open at 09:00.
Presentations: Please prepare a presentation lasting about 15 minutes, leaving 5 minutes for Q&A. A presentation computer is available that can display PowerPoint and PDF files. Please upload your presentation to the presentation computer before the session starts.
Poster presentations: Posters up to DIN A0 size may be displayed.
We look forward to welcoming you to Bochum!
Markus Lindemann,
Martin Hofmann
and Team of Photonics and Terahertz Technology Group

