The new call for proposals is open!

Submit your proposal by September 4th. Check out our User Handbook and the recording of our Virtual Townhall where we discussed our facilities’ capabilities and the proposal process. We will also hold a number of office hours, the first one on August 6th at 9am-10am Pacific time, where we welcome your questions regarding this new call for proposals. Subscribe to our mailing list and follow us on LinkedIn for updates!

The following facilities are accepting BeamNetUS proposals in the FY27 cycle:

Argonne Wakefield Accelerator (AWA), Argonne National Laboratory

Injector Test Stand at the Advanced Photon Source (ITS@APS), Argonne National Laboratory

Linac Extension Area at the Advanced Photon Source (LEA@APS), Argonne National Laboratory

BELLA Hundred Terawatt Thomson (HTT), Lawrence Berkeley National Accelerator Laboratory

BELLA Hundred Terawatt Undulator (HTU), Lawrence Berkeley National Accelerator Laboratory

Ultrafast High-Repetition-Rate Electron Diffraction (HIRES), Lawrence Berkeley National Accelerator Laboratory

Facility for Advanced Accelerator Experimental Tests (FACET II), SLAC National Accelerator Laboratory

Next Linear Collider Test Accelerator (NLCTA), SLAC National Accelerator Laboratory

IOTA/ Fermilab Accelerator Science and Technology (FAST), Fermilab National Accelerator Laboratory

Ultrafast Electron Diffraction (UED), Brookhaven National Laboratory

Tandem Van de Graaff (Tandem), Brookhaven National Laboratory

Upgraded Injector Test Facility (UITF), Thomas Jefferson National Accelerator Facility

Key dates:

  • July 10th, 2026: FY27 Call for Proposals Opens

  • September 4th, 2026: Proposal Submission Deadline

  • January 2027: FY27 Award Announcements

  • Spring/Summer 2027: FY27 Experiments

BeamNetUS User Handbook
FY27 Proposal Template Download
Submission Portal

FAQs

  • Please read through the BeamNetUS Handbook linked above to understand what BeamNetUS is, who we are, who is eligible to apply, and how to get started! The handbook gives an overview of the whole process and lets you know what to expect when you come to one of our facilities. Key to getting started is to check what facilities we have using the resources on these pages and to contact the designated point of contact at the facility. They can check that your understanding of the capabilities is correct and a good match for what you want to do. Once you’ve decided to submit a proposal, get the template from this page, edit, and submit it through the submission portal!

  • The most recent proposal template can be downloaded using this link: https://docs.google.com/document/d/1clx_ZnaWfIlhZEX3cPzLWw9p0GG73WJaRVZZ1mIXBVo/edit?tab=t.0#heading=h.56plof8q8fdt

    Edit the document and save as pdf for upload through our submission portal.

  • Please see the User Handbook for the full review criteria (in section 10).

  • User the proposal template to prepare your proposal and submit it by September 4th, 2026, via the submission portal linked above.

  • To keep a short turnaround between proposal submissions and award announcements, we're unable to grant extensions. We recommend starting your proposal early to ensure you have enough time before the deadline.

  • Some contact information is in the User Handbook. You can also use the Contact Us webform on this website. See the Contact page for the Contact Us form.

  • Please sign up to the mailing list on this site! See the Contact page for the mailing list sign up form.

  • No, additional funds are not available for implementing new capabilities. Any modifications needed to realize a particular user experiment must be accommodated within the facility's existing budget.

  • Before submission, you must have a conversation with the point of contact at your primary-choice facility to verify the technical feasibility of your proposal. Additionally, your home institution may require an internal review, so please check with the appropriate office there.