Bât. 100, 15 rue Georges Clémenceau, 91405 Orsay cedex

Phone and welcome – building 200

+ 33 1 64 46 83 00

Public : From monday to friday  8:30 AM to 12:30 PM and 1:30 PM to 4:30 PM.
Closed the weekend

Delivery points : 

building 100M from 8:45 AM to 11:30 AM – 1:30 PM to 5:30 PM
building 205 from 9:00 AM to 12:00 AM – 2:00 PM to 5:00 PM

How to get to IJCLab ?

  • By public transportation: RER line B, get off at Orsay-Ville.
  • By car: The Orsay campus is open to visiting vehicles from Monday to Friday from 7 AM to 10 PM and on Saturday from 7 AM to 2 PM. Outside of these periods, the access is restricted to authorised vehicles.



Université Paris-Saclay


Useful links

Public transport

Roissy Charles-de-Gaulle and Orly airports

Traffic around Paris

Auditorium P. Lehmann

Location: IJCLab – Bâtiment 200 – Rue Ampère – BP 34 – 91898 Orsay cedex – France

Rental hours: between 8 a.m. and 7 p.m.

To book this auditorium please contact: sonia.martineau@ijclab.in2p3.fr

For requests for filming in the IJCLab premises, please address your requests to the communication department.

IJCLab offers several services such as: rest room, basic review, stores, handling, mechanics, germanium, cryogenics, ultra high vacuum, and electronics.

Below is the detailed list of pricing.

For more information you can contact: divfi@ijclab.in2p3.fr