Experimental Program and Endstations System (WBS 1. 3. 2) J Experimental Program and Endstations System (WBS 1.3.2) J. Hastings, SLAC April 23, 2002 Experimental program plan: A context for 1.3.1, 1.3.2 Endstation systems System description Major Technical Challenges Cost estimate PED FY03, FY04 LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Experimental program Science case Optical system requirements SSRL: A model for construction and operations for LCLS Schedule LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Science case BESAC Subpanel chaired by S. Leone called for science case before proceeding with an X-Ray FEL Over 30 national and international workshops addressing science, methods and damage issues For LCLS these culminated in the First Experiments document Accepted by BESAC as justification for LCLS Covers broad areas in science Atomic physics Plasma physics Chemistry Materials science Structural biology LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Optics Requirements Focusing: Atomic physics, plasma physics, bio-imaging 0.1-1 m over full energy range Monochromatization: Plasma physics, materials science Resolution of 10-3 - 10-5 at 8 keV Harmonic control: Atomic physics, materials science Ratio of higher harmonics to fundamental less than 10-6 Photon pulse manipulation: Materials science Split and delay over the range 1 ps to 500 ps LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

SSRL Model for Existing Operations Beamline construction Both PRT and SSRL beamlines constructed with SSRL lead Guarantees compatibility, uniformity and commonality Full use of common design Ease of installation Beamline maintainence All beamlines fully supported by SSRL staff Cost effective, makes use of common systems LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

LCLS Using SSRL Model Proposals will be developed by leading research teams with SSRL involvement Proposals will be vetted by SSRL external review panel Research teams secure outside funding with SSRL participation as appropriate SSRL will manage all construction Provides cost and schedule control Provides structure to insure common design where applicable Provides basis for establishing maintenance and support infrastructure SSRL will operate all experimental stations-no PRT lines LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Schedule for the experimental program June 2002 call for letters of interest for experimental teams October 2002 workshop to organize experimental teams March 2003 proposal review by SSRL external panel complete. June 2003 proposals submitted for FY05 start (consistent with LCLS schedule) October 2004 experiment construction start Note: R&D proposals in support of the experiments can be submitted at anytime as per DoE guidance. LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Endstation Systems Description Safety Systems Absorbers-stoppers PPS/MPS Data Acquisition Controls Detectors Beam containment Vacuum chambers Laser LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Safety Stopper systems PPS/MPS Beam absorbers Stoppers Be face plate Cu absorber Stoppers Redundant Hevimet 30 cm PPS/MPS Provide individual control of all experimental hutches Provide controls for all machine protection Pneumatics for valves Laser interlocks LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Laser Needed to address pump-probe timing issues System identical to gun laser 120 hz operation Ti:Saph 800 nm light 20-30 mJ/pulse Common spares, common development LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Data Acquisition Controls Detectors Full automation of all critical systems Common software development Provide ‘collaboratory’ access for experimental teams Provide network infrastructure for: High performance computing High capacity/high performance data storage Detectors Beam imaging and intensity State of the art streak camera 2-d Pixel array detector 120 Hz capable Large dynamic range LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Beam containment Vacuum chambers Vacuum piping Provide chamber for laser matter interaction studies Provide chamber for pump-probe synchronization studies Provide chamber for 2-d pixel array detector studies Vacuum piping LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

1.3.2 WBS to level 5 LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Major technical challenges PPS absorbers: Peak fluence Use Be face plates Laser synchronization At the ps level use the same methods as for the gun laser Detectors Streak camera Adopt LBNL/LLNL design capable of sub-picosecond resolution 2-d detector: 120 Hz, large dynamic range Adopt pixel array technology from HEP and SR applications LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

1.3.2 X-Ray End Station Systems (FY02 Dollars, Thousands) Name PED Cost $K Construction Contingency Total % contingency 1.3.2 X-ray Endstation Systems $ 4,890 $ 8,405 $ 4,316 $ 17,612 32% 1.3.2.1 PED $ 1,658 $ 6,548 34% 1.3.2.2 Mechanical $ 938 $ 264 $ 1,202 28% 1.3.2.3 Vacuum $ 558 $ 120 $ 678 21% 1.3.2.4 Controls $ 4,276 $ 1,770 $ 6,045 41% 1.3.2.5 Laser Systems $ 1,984 $ 398 $ 2,382 20% 1.3.2.6 PPS/MPS $ 650 $ 107 $ 757 16% LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Project Engineering and Design FY03 Q1: Complete requirements document for 2-d detector Q2: Complete preliminary design of imaging detector systems Q3: Complete update of optics requirements document Q4: Complete survey of existing 2-d detectors against requirements FY04 Q1: Complete preliminary specifications for 2-d detector Q2: Complete preliminary network requirements document Q3: Complete preliminary design of PPS mechanical system Q4: Complete preliminary design of PPS controls LCLS DOE Review, April 23, 2002 J. Hastings, SLAC

Summary Experimental program construction will be managed and coordinated by SSRL. Provides control over cost and schedule Cost effective design and procurement Natural evolution to SSRL operations Endstation systems: WBS 1.3.2 Provides needed infrastructure for the experimental program Addresses generic needs Detector development Laser for pump probe studies LCLS DOE Review, April 23, 2002 J. Hastings, SLAC