World's First Hard X-ray Free-electron Laser

The Linac Coherent Light Source at SLAC takes X-ray snapshots of atoms and molecules at work, revealing fundamental processes in materials, technology and living things. LCLS is an Office of Science User Facility operated for the U.S. Department of Energy by Stanford University.

LCLS Overview   LCLS Science   Instruments   Proposals  

Latest Proposal Schedule

Mode of Access Run Cycle Proposal Call Status Deadline Cycle Begins Cycle Ends
Scientific Campaign LCLS 20

Accepting Proposals* via the User Portal

19 July 2021 Jan 2022 Jun 2022
Regular User Proposal LCLS 20 Accepting Proposals via the User Portal 19 July 2021 Jan 2022 Jun 2022
Protein Crystal Screening (PCS) LCLS 20 Further details coming soon 01 October 2021 Jan 2022 Jun 2022

Rapid Access (CXI, MFX)

  Contact for details Ongoing  
MeV-UED Regular User Proposal UED 3 Experiments Scheduled 14 Dec 2020 May 2021 Sep 2021

*Approved Letter Of Interest required for proposal submission

  Proposals are submitted through the User Portal.