To Apply for beam time at one of the SEES beamlines use:

 

Advanced Light Source (ALS)	User Guide	Apply For Beam Time
Advanced Photon Source (APS)	User Guide	Apply For Beam Time
National Synchrotron Light Source II (NSLS-II)	User Guide	Apply For Beam Time
Stanford Synchrotron Radiation Lightsource (SSRL)	User Guide	Apply For Beam Time