Do Neutrons oscillate into a hidden world?

A French-Swiss collaboration used our intense beam of ultra-cold neutrons at the PF2 instrument in order to test the existence of hidden sectors...

D11 and small angle neutron scattering: a paradigm of ILL

This article highlights the success of D11 as an integral part of the wider achievements of ILL over half a decade. It was written by John White, the first UK director of the ILL.…

SuperSUN instrument ready for use

The ILL’s new instrument SuperSUN has just been successfully commissioned. It produces high densities of ultracold neutrons using a “superthermal” production process ...

Making our impact known

This brochure highlights the impact of neutron science enabled by the world's most intense neutron beams and state-of-the-art scientific infrastructure at the ILL.


staff in 2022
from 31 different nationalities


scientific publications in 2022

107. 76 M€

Income 2022
73 % from the ILL Associates and 19 % from Scientific Member countries


  The ILL is a founding member of the League of advanced European Neutron Sources