Registered users
If you are a registered SSRL, LCLS, FACET, and/or AD Test Facilities user, log in below. Please ensure that your account and user information is up to date and that your safety training is current.
Become a new user
If you are new to our facilities, click below to register to use the SSRL, LCLS, FACET or AD Test Facilities and prepare to visit these user facilities at SLAC National Accelerator Laboratory.
Stay on track
Before you arrive
Review the information at the link below before you arrive at SLAC. Completing these tasks in advance will allow you to focus on science more quickly after you arrive.
While you are here
Proceed to the Science and User Support Building 053 to check in, get badged, and update your proximity access. Check-in is from 7:00 a.m. to 5:00 p.m., Monday - Friday.
When you leave
Provide us with feedback about your visit and inform us of any publications resulting from your research at our user facilities.