GRICAD is the Grenoble computing centre and serves the local community, there website can be found here and their wiki is here.

https://gricad-doc.univ-grenoble-alpes.fr/en/hpc/softenv/guix/

To enter the GUIX environment, use this:

source /applis/site/guix-start.sh

.. note:: It is not recommended to put this into .bashrc

Information about the machine: https://gricad-doc.univ-grenoble-alpes.fr/en/hpc/kraken/kraken/

To run QE at the moment, use:

guix install quantum-espresso
guix install openmpi-kraken