APS User Information

The proposal call for the 2025-1 run cycle is now open! Proposals are accepted in the Universal Proposal System. Learn how to Apply for Beam Time.

NEW Resource for Users! Returning to the APS

UPDATED Dosimetry Information for APS

User Checklist A useful, step-by-step guide for users!

REAL ID NOW REQUIRED for site access to Argonne.

The APS Users' Executive Committee (UEC) is an elected advocacy group for the APS user community. To reach out to your advocates with questions/concerns/feedback/ideas/problems, please click here.

NOTIFICATION TO USERS on publicly disseminated user data

APS User Office, Bldg. 401, Room B1100
Hours: 8:00 a.m. - 4:30 p.m., Monday-Friday

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

Getting Started

(Visitors see Travel & Visitors Section)

All About Beamlines

All About Proposals

Legal & Financial Matters

Safety & Training

Travel & Visitors

Site access for non-users: GATE PASS REQUIRED

a U.S. Department of Energy Office of Science User Facility

Getting Started

All About Beamlines

All About Proposals

Legal & Financial Matters

Safety & Training

Travel & Visitors

News & Calendars

User Community

Help & Reference