Visiting the APS

If you have questions or need assistance planning your visit, please contact the APS User Office.

Obtaining site access:

Traveling to the APS:

During your visit:

  • Lodging: On-site external link | Off-site (short-term) | Local hotels external link
  • Food:
  • Environment:
    • Outside: Chicago Weather external link
    • Inside: the temperature in the APS experiment hall floor is maintained at a constant 72°F (22°C) year-round. Proper attire for work in the experiment hall includes closed-toe, covered-heel shoes. Sandals are not acceptable. However, sandals and shorts are permitted for office type work, data collection, and computer work.
  • Short-term child care
401 and 402

Contact Information

Advanced Photon Source
Argonne National Laboratory
9700 South Cass Ave.
Argonne, IL 60439 USA

User Office (general inquiries):

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