Laboratoire des Solides Irradiés
Route de Saclay
91128 Palaiseau Cedex - France
The LSI is located inside the laboratory buildings, area 5, ground floor.
You need a badge to enter the building. You can phone you LSI correspondent at the end of the area 4 (visible from the laboratory parking). Dial the last 4 numbers of his phone number.
The LSI secretariat is located room 5 1030.