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About us

High-technology facility, SOLEIL is both an electromagnetic radiation source covering a wide range of energies (from the infrared to the x-rays) and a research laboratory at the cutting edge of experimental techniques dedicated to matter analysis down to the atomic scale, as well as a service platform open to all scientific and industrial communities.

What is SOLEIL?


Very Large Research Facility, synchrotron radiation source, laboratory, particle accelerator… SOLEIL is all of that and even more

The SOLEIL company


A company of more than 350 employees



80% of SOLEIL staff have a scientific or technical vocation