CLIC ACAS Collaboration CERN, 12 April 2011

1. CLIC ACAS Collaboration CERN, 12 April 2011 Mark Boland Principal Scientist Accelerator Physics Australian Synchrotron ACAS Deputy Director

2. Creation Myth – top of the World...? CLIC/ACAS Update - Mark Boland

3. Synchrotron: An Australian Invention? Facility History CLIC/ACAS Update - Mark Boland

4. Facility History Synchrotron: An Australian Invention? • First Publications: 1945-46 CLIC/ACAS Update - Mark Boland

5. Facility History Synchrotron: An Australian Invention • Oliphant’s Unpublished Memo: 1944 CLIC/ACAS Update - Mark Boland

6. Facility History Synchrotron: An Australian Invention? • Oliphant’s Notebooks Adelaide University CLIC/ACAS Update - Mark Boland

7. ANSTO Australian Synchrotron University of Melbourne ANU CLIC/ACAS Update - Mark Boland

8. Formation of: ACAS Institutes CLIC/ACAS Update - Mark Boland

9. Why ACAS? Motivation Challenges Physics departments say it is engineering Engineering departments say it is physics “Only” user support not science No dedicated university courses Broad field to cover • Grow the field of accelerator physics • Sustain successful accelerator based user facilities • Develop student programs • Publish research findings • Contribute to Big Science international collaborations CLIC/ACAS Update - Mark Boland

10. ACAS – Building on the past Sir Mark Oliphant CLIC/ACAS Update - Mark Boland

11. ACAS Launch 13 July 2010 • Launched by the Australian Minister for Science Kim Carr • Announced intention to join international FEL and Collider projects • $1 M AUD for 4 years, damping ring study project • FEL project planned; e-gun, IR-FEL, beam diagnostics and detectors CLIC/ACAS Update - Mark Boland

12. ACAS – Building the future • Nurture students into accelerator physics • Willing to contribute to ambitious science projects • Strong desire to collaborate CLIC/ACAS Update - Mark Boland

13. ACAS Facility Overview: ANU • $7.6 M AUD upgrade CLIC/ACAS Update - Mark Boland

14. ACAS Facility Overview: Uni. of Melb. High Energy Particle Physics at the LHC Primary provider of top students! ARC Centre of Excellence for Particle Physics at the Tera-Scale Funding: $25.2 M AUD over 7 years Centre Director: Prof Geoffrey Taylor Administering Organisation: The University of Melbourne Pelletron - 5 MV ion accelerator X-ray detector development and Accelerator Diagnostics CLIC/ACAS Update - Mark Boland

15. ACAS Facility Overview: ANSTO ANTARES - 10 MV Tandem ion accelerator STAR - 2 MV Tandetron ion accelerator CLIC/ACAS Update - Mark Boland

16. ACAS Facility Overview: Australian Synchrotron light source • $300 M AUD proposal for machine development and 10 new beamlines • $38 M AUD building upgrade; science centre, user accommodation, engineering workshop and laboratory space (construction started Dec 2010) CLIC/ACAS Update - Mark Boland

17. Top 2 ACAS Projects “Big Science” Linear Collider ILC FEL – Free Electron Laser CLIC/ACAS Update - Mark Boland

18. Facility History Australian Synchrotron Timeline • 2001 Victorian Government funding announced • 2003 Technical team assembled • 2005-02 – Building complete, moved on-site • 2005-09 – Linac commissioning begins • 2006-03 – Booster commissioning, 1st April 3 GeV beam • 2006-06 – Storage ring Commissioning • 14th July 2006 – First Light • 2006-12 Beamline Commissioning • 1st April 2007 – User operations begin • 1st October 2008 – 1000th User visit • November 2009 – 98% beam up-time CLIC/ACAS Update - Mark Boland

19. CLIC/ACAS Update - Mark Boland

20. Buildings under construction Completion late 2011 Medical Imaging Beamline National Synchrotron Science Centre User Accommodation Offices Engineering Workshop Metrology Laboratory RF Laboratory Storage CLIC/ACAS Update - Mark Boland

21. ACAS Student Numbers 2010 • 3 × PhD • 3 × Masters/Honours • 6 × Bachelor • 2 × Summer • 10 × Undergraduate Lab • 24 in total • Accelerator Schools, one week introductory lectures: • 2008 ACCEL08, Prof Ted Wilson, Oxford University • 2010 ASAP, Prof Ken Peach, Oxford University CLIC/ACAS Update - Mark Boland

22. CLIC/ILC Damping ring requirements CLIC/ILC damping rings will use large sections of wigglers to increase damping rate. CLIC/ACAS Update - Mark Boland

23. Body of evidence for low emittance Toucheck parameter Closest tune approach Toucheck lifetime Beam rotation angle • εy= 1.24 ± 0.4 pm • World Low? • Dowd et. al., Phys. Rev. ST-AB 14, 012804 (2011) CLIC/ACAS Update - Mark Boland

24. Optical Interferometer and Damping Rings Kent Wootton (PhD student Melbourne) • Vertical Beam Size Measurement • Damping ring modeling • Contributing to CLIC CDR • Collaboration with Toshi Mitsuhashi, KEK CLIC/ACAS Update - Mark Boland

25. Transverse Bunch-by-Bunch Feedback David Peake (PhD, Uni. of Melb.) • Powerful beam diagnostic system developed • Stabilised beam • 100% longer beam lifetime Coupled bunch mode measurement and analysis ID magnet transition – trapped RF mode? CLIC/ACAS Update - Mark Boland

26. Precision Storage Ring Beam Energy Measurement from Resonant Spin Depolarisation τ = 805 s CLIC/ACAS Update - Mark Boland

27. ACAS Activities 2010 • ACAS Workshop on Accelerator Feedback Systems, Sydney 13-15 December 2010 • ACAS School for Accelerator Physics, Sydney 13-17 December 2010 • Research Collaboration Agreement with CERN on CLIC R&D • CLIC Collaboration highlights: • Monash Uni. student modelling two beam RF cavities for final year project (Tessa Charles) • Uni. of Melb. Physics workshop staff working at CERN on RF cavity installation and testing (Ashley French) • Invited talk at Linear Collider workshop (Rohan Dowd) • Student scholarship to Linear Collider school (Kent Wootton) AIPC 2010 ACAS - Mark Boland

28. Summary • ACAS formed to grow the field of accelerator physics • ACAS Facilities have a good user program and government support • Essential for successful NEP, nuclear and x-ray science research in Australia? • Strong student interest • Developing international collaborations • Promising future government support CLIC/ACAS Update - Mark Boland

29. ACAS http://accelerators.org.au CLIC/ACAS Update - Mark Boland