Welcome to the SSRL User Research Site

Responsive Design User Portal
We would appreciate your feedback on our responsive design User Portal platform.

* ACCESS:  See ACCESS REQUIREMENTS-- all users must be registered on the SSRL/LCLS user portal and be listed on a scheduled experiment 14 days before any planned visits (review procedures). BRING ORIGINAL IDENTIFICATION DOCUMENTS AND CV WHEN VISITING the SUSB VUE Center and Security Badging Office to obtain an ID badge or renew access. In addition, please coordinate other meetings or visits with your SSRL BL or  floor support staff, or contact the URA office for assistance.

* LODGING:  Reserve rooms at the GUEST HOUSE  using the new SLAC User Reservations Portal to access rooms and rates not accessible to other guests (specify SSRL, proposal number and spokesperson when making reservations through the user reservations portal).

* FOOD Visit the SLACafé Monday-Friday 11:30am-2:30pm. Other FOOD OPTIONS include Starbucks and restaurants that deliver to SLAC Main Gate/Guest House.

* NEWS:  Stay informed by subscribing to SSRL Headline News (send e-mail to with "subscribe ssrl-headlines" in the body).

WORK SAFELY:  Be aware and exercise caution when visiting SLAC, particularly during construction. Contact Security if help is needed or to report any problems or suspicous activity: 650-926-2551. For EMERGENCIES, CALL 911 OR 5555.

Planning Ahead Getting Beam Time


Onsite Logistics and Additional Resources

We take very seriously the challenges of safety and security here. Please review the access guidelines which are intended to call your attention to information related to visits to SLAC. The user office is here to help!
  • New user registration requests and beam time/support requests listing proposal team members who plan to be on-site MUST BE SUBMITTED AT LEAST 14 DAYS BEFORE ANY PLANNED VISITS.

  • Anticipate that user check-in at the SLAC VUE Center/Badging Office can take several hours, so please plan accordingly.


    Foreign nationals must arrive at the VUE Center for check-in with their CV and passport/visa documents during regular buisness hours (Monday-Friday, 7 am- 4 pm). Evening and weekend check-in is NOT available.

    The Department of Energy (DOE) requires all foreign nationals (non-U.S. citizens) looking to conduct work on-site at SLAC to provide their curriculum vitae (email and bring CV to SLAC). Please ensure that all academic and employment activities since college (Associate/Bachelor or equivalent) are listed chronologically with no gaps in time, including month/year and relevant area(s) of science or technology. Please do NOT include protected personal identification information such as birthdate, government ID or passport/visa numbers. CVs will be uploaded to the DOE's Foreign Access Central Tracking System (FACTS). By submitting this information, you consent to SLAC providing this information to the DOE.



SSRL Visitor or Tour Requests - contact SSRL Administration, Building Manager and SLAC Security.



SSRL is a member of Lightsources.org, a collaborative website among international light source facilities for sharing information and updates about light sources. Lightsources.org is a regularly updated global resource for news and science highlights, facility capabilities and contacts, conferences and events, opportunities for jobs and international collaborations, as well as photos, videos, education and outreach resources. Subscribe to keep up with the latest news and developments.

Society for Science at User Facilities (SSURF)

The Society for Science at User Research Facilities (SSURF) is a non-profit organization working to advance awareness of user facility research. SSURF replaces the National User Facility Organization (NUFO)  which represented the interests of scientists who conduct research at national scientific user facilities.

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