1. VELO Status at Liverpool T. Bowcock

2. Prototype Module(1) Mechanical Design Several different options Reduce complexity Dead reckoning

3. Prototype Module(2) Similar to TDR Pipe slides through paddle

4. Prototype Module(3) Single (asymmetric) Cooling Pipe

5. Prototype Module(4) Base simplified(?) Production in CF

6. Prototype Module(5) Invar CTE CHE coating

7. Prototype Module Schedule Mechanical Module(2-4 weeks) Two separate bases Paddles(2) Substrates(4-6) Bonding SCTa Hybrids to Substrates Measurements Alignment of two sides NAS, JC jig and location facility Thermal Tests

8. Cooling System(1) Complete awaiting safety clearance !!!

9. Cooling System(2) Safety compliant (factor 10!) certified Leak tested CO 2 monitor

10. Glues Investigate glue additives Better thermal properties Carbon Nanotubes(multiwall 20micron) Boron Nitride(1micron ceramic) Control resistivity Easily achieve >2WmK Boron Nitride Ceramic mix and leakage current (MPI) Test 3 micron size

11. Funding for Prototyping Despite recent funding crisis are able to buy (at least) one full prototype run that is non Micron. CIS have made offer(GLC) Delivery schedule p-spray technology for n + n Mask set from CIS Finalize the details – preproduction Review of r.f. foil