2026 CLEO Conference and Exhibition

Are you currently a student? Yes No

Are you presenting a paper? Please select "Yes" if you already submitted or are planning to submit a paper for consideration. Acceptance notifications will be sent at the end of February Yes No

Will you be registering to attend as a Full Conference Badge, or an Exhibit Hall Only Badge? Full Conference: Provides access to all event content, including Plenary Sessions, Technical Sessions, Postdeadline Paper Session, Poster Sessions, Symposia, and the Welcome Reception. It also includes entry to the Exhibition, as well as online access to Technical Digest Papers and Postdeadline Papers. Short Courses may be added during registration for an additional fee. Please note: programming will not be recorded or available for on-demand viewing. Exhibit Hall only: Grants access to the Plenary Sessions and the Exhibition, including Poster Sessions and all activities within the exhibit hall. Short Courses and welcome reception tickets can be added during registration for an additional fee. Please note: programming will not be recorded or available for on-demand viewing.

Welcome to CLEO 2026 APS Registration Site

Please enter your current login credentials for APS