User Information

The Advanced Photon Source provides a variety of guides, resources, and information for prospective, new, and current users.

In this section:

  • For Prospective Users
    Read background material about the APS, and learn how it can impact your research interests.
  • For New Users
    When you are ready to begin the process of becoming an APS User, follow the instructions here.
  • For Current Users
    Users already at the APS can find information about schedules, organizations, and more.
  • APS User Portal
    Log in to the APS User Portal to access your user-related information.
  • For Administrators
    User-related administrative systems and resources for beamline staff and administrators.
  • Find a Beamline
    Searching for specifications, contact information, or listings of APS beamlines? Visit the Find a Beamline page.
  • Apply for Beam Time
    Submit a proposal or request staff or CAT beam time.
  • Contacts
    Find the floor coordinator on duty, who to talk to in the APS User Office, and more.
  • Calendars
    A critical part of being an APS user involves scheduling your proposals and experiments. Check here for the General User Proposal (GUP) Calendar, the APS User General Calendar, and links to the current run schedules.
  • Community
    Learn more about the APS Users Organization, scientific interest groups, and other means of connecting with your fellow users and the APS.
  • Scientific Access
    Learn about the various ways to access beam time.
  • Site Access/Visit
    Learn about requirements for entering the Argonne site.
  • Training
    Learn about requirements and access online training.