The Advanced Photon Source
a U.S. Department of Energy Office of Science User Facility

APS User Information

BEAM TIME ADDED TO THE 2020-1 OPERATIONS SCHEDULE:  In an effort to recover 72 hours of lost user time due to the failure and repair of the injection septum magnet during the 2019-3 Run, additional beam time has been added to the 2020-1operations schedule.   The new schedule can be found at:

NOTIFICATION TO USERS:  The U.S. Department of Energy Office of Science (SC), which is the primary sponsor of the APS, requires that a limited set of information relating to your user project/experiment be transmitted to SC at the conclusion of the current fiscal year.  A subset of this information, including your name, institutional affiliations), and project titles(s), will be publicly disseminated a part of an SC user facility user projects/experiments database on the SC website,, after the conclusion of the fiscal year.  For proprietary projects, SC requests that the user provide a project title that is suitable for public dissemination. 

SHUTTLE SERVICE:  The Argonne Guest House now offers a shuttle service between the hotel and the Main Gate for its guests! The shuttle is available Monday through Friday from 8:00 am to 5:00 pm.

A color-coded map of Argonne National Laboratory is now available to better assist navigation around the Lab! APS is located in the 400 area.

My APS Portal is your personalized gateway to the APS. Your user badge number is your key to My APS Portal.

Need a badge number? Register to be a user!

The Portal includes information about

  • you: your visits to APS, site access permission, user agreement, training, contact/bio information
  • your research: proposals, ESAFs, EEFs
  • action items: things that need to be addressed before you arrive at Argonne

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