1. SAXS/WAXS Conversion for Beamline 7.3.3 Engineering Review

2. Beamline Layout Beamline Optics Shutter & Slits PSS Front End Shield Wall Microscope Room XRay Hutch Instrument Rack

3. Beamline Optics Multilayer Mono Double Be Window PEEM2 Branchline M1 Mirror Primary Slits Mono BPM M1 BPM Brems. Collimator

4. Slits & Shutter Primary Scatter Slits Secondary Scatter Slits Shutter Assembly Ion Pump & Valve Tree Gate Valve Mica Window

5. End Station Gimble SAXS Detector WAXS Detector Flight Tube Sample Stage Detector Gantry Beam-Stop Gantry Detector Platform Sample Platform Shutter Slits Valve Slits

6. Major Beamline Modifications Add Double Beryllium Window Move BPM Downstream Install Mono Where BPM Was Remove Carbon Filters Raise Mirror and Slits 6mm Remove Downstream Be Window & Valve Tree Install Shutter Where Be Window Was Install ADC Slits Upstream of Shutter & Cut Small Clearance Hole in Microscope Room Wall Install ADC Slits Just Inside Hutch Install Mica Window After Final Slits

7. Current State Empty Spool PEEM BL BPM Brems. Collimator Carbon Filters M1 Mirror

8. PEEM Spool Support Replacement Remove Stand Replace With Uni-Strut

9. Critical Points & Apertures FrontEnd Aperture Double Be Window Multilayer Mono M1 Mirror Primary Aperture Primary Slits Shutter Secondar y Slits Detector Position (m) 13.65214.22716.03416.74130.09930.59331.562 32.6 to 36.3 Vertical Opening (mm) 8 Horizontal Opening (mm) 8 Material Be 2 X 125μm Mo/B 4 C d = 2 nm Stainles s Steel

10. Double Be Window Design

11. Be Window Stress Analysis 125μ Be Window Thickness 33.6°C Temperature Rise 113MPa Maximum Stress 3X Safety Factor

12. Multilayer Mono Design Goals Optimized for 10 keV Limited scanning range Side water cooled No in-vacuum water joints Compact footprint

13. Mono Chamber Electrical Feedthroughs Alignment Viewport BPM Water-Tube Feedthroughs Goniometer CFF 6” Viewports

14. Mono Interior Rotating Arm Radiation Shroud Water Tube Aperture Beam Scraper Cooled 1 st Crystal Floating 2 nd Crystal

15. Kinematic Crystal Mount LVDTs Spring Clamps Stabilizing Springs Cantilevered Mounts Pico-Motors Tungsten- Carbide Rods

16. Heating of First Multilayer

17. Tangential Surface Deformation

18. Cool SideHot Side

19. Water Cooled Shutter NM Laser Shutter LSX055 Power Dissipation: 45-65W Electrical Feedthrough Cooling Block Shutter Water Tubing CFF 8” Viewport