Linac Coherent Light Source User Resources
Office of Science/U.S. D.O.E.
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Welcome to the LCLS User Resources Site

LCLS will begin operation in the second half of 2009, with one operational instrument: Atomic, Molecular Optical (AMO) instrument. Additional instruments will be added according to this tentative schedule:

LCLS Instruments and Beam Lines Commissioning Starts
Atomic, Molecular and Optical Science (AMO) July 2009
Beam Line for Soft X-ray Science (SXR) March 2010
X-ray Pump Probe (XPP) July 2010
Coherent X-ray Imaging (CXI) December 2010
X-ray Correlation Spectroscopy (XCS) June 2011
Matter in Extreme Conditions (MEC) 2012


The next LCLS call for proposals is expected in fall 2009, with a closing date around October 1, 2009. LCLS will be accepting proposals for the AMO, SXR, and XPP instruments, for experiments which will take place in summer-fall 2010.

Proposals, safety training, user registration and user check-in are centralized to ensure prompt and efficient service to our users. Prior to arrival at LCLS, users are required to register as a new user or update their contact information using our web interface, the User Portal.

Step-By-Step Instructions to Working at LCLS
  1. Register as a User
  2. Submit Proposal
  3. User Safety
  4. User Check-In & On-Site Logistics
  5. Feedback & Publications

See details related to foreign users, required safety training and check in procedures. Step-by-step instructions to work at LCLS are provided to the right.

We look forward to working with you and to highlighting your research through our website and newsletter.