1. ESS – Enabling discovery Mats Lindroos Head of Accelerator Lund October 2014

2. Update from site

3. Road to realizing the world’s leading facility for research using neutrons 2014 Construction work starts on the site 2009 Decision: ESS will be built in Lund 2025 ESS construction complete 2003 First European design effort of ESS completed 2012 ESS Design Update phase complete 2019 First neutrons on instruments 2023 ESS starts user program

4. Build and operate a 5 MW SCRF linac Design Drivers: High Average Beam Power 5 MW High Peak Beam Power 125 MW High Availability > 95% Key parameters: -2.86 ms pulses -2 GeV -62.5 mA peak -14 Hz -Protons (H+) -Low losses -Minimize energy use -Flexible design for future upgrades Spokes Medium β High β DTLMEBTRFQLEBTSource HEBT & Contingency Target 2.4 m4.6 m3.8 m39 m56 m77 m179 m 75 keV 3.6 MeV 90 MeV 216 MeV 571 MeV 2000 MeV 352.21 MHz 704.42 MHz

5. Collaboration During Pre-Construction Sebastien Bousson Pierre Bosland Santo Gammino Søren Pape Møller Roger Ruber Ibon Bustinduy CERN The National Center for Nuclear Research, Swierk Anders J Johansson Roger Barlow

6. And not to forget… Many opportunities for new IK partners!

7. ACCSYS update in-kind discussions 7 Potential partners identified for 60% of the total planned/potential in-kind value Planned/potential in-kind is 78% of accelerator budget Many activities start 2014, reflecting the importance of reaching agreements soon Håkan Danared, ACCSYS in-kind manager

8. AD 8 Mats Lindroos Head of Division BEAM PHYSICS Håkan Danared – GL Mohammad Eshraqi – Deputy GL Renato de Prisco Ryoichi Miyamoto Marc Munoz Edgar Sargsyan Christine Darve Yngve Inntjore Levinsen SPECIALIZED TECHNICAL SERVICES John Weisend II – GL Wolfgang Hees - Deputy GL Frithiof Jensen Hilko Spoelstra Anton Lundmark Giobatta Lanfranco Evangelia Vaena Matthew Conlon Senior Engineer – Deputy WP Leader WP3 (vacant) CRYOGENICS SECTION Philipp Arnold – SL Xilong Wang Jaroslaw Fydrych John Jurns Cryogenic Staff Engineer (vacant) Mechanical Engineer (vacant) VACUUM SECTION Peter Ladd – SL Georg Hulla Marcelo Juni Ferreira Vacuum Systems Engineer (vacant) RF Anders Sunesson – GL Morten Jensen - Deputy GL Rihua Zeng Rutambhara Yogi Rafael Montano RF SOURCES SECTION Morten Jensen – SL Chiara Marrelli Stevo Calic (from 3 Nov) POWER CONVERTERS SECTION Carlos de Almeida Martins – SL Göran Göransson BEAM INSTRUMENTATION Andreas Jansson – GL Benjamin Cheymol Irena Dolenc Kittelmann Hooman Hassanzadegan Thomas Shea Lali Tchelidze Cyrille Thomas Hinko Kocevar Maurizio Donna Viatcheslav Grishin Michal Jarosz (OPAC) Charlotte Roose (OPAC) Scientist (vacant) Beam Diagnostics Engineer (vacant) Safety Expert (vacant) INTEGRATION David McGinnis - GL Stephen Molloy – Deputy GL Eugene Tanke Nikolaos Gazis Håkan Danared – Deputy Head of Division John Weisend II – Deputy Head of Acc Projects David McGinnis – Chief Engineer Steve Peggs (C) Andreas Jansson – Safety Caroline Prabert - Personal Assistant Gunilla Jacobsson - Divisional Planning A. Solveig Aas - Team Assistant ENGINEERING SECTION Stephen Molloy – SL Aurélien Ponton Enric Bargalló

9. ACCSYS September 2015 9 WP#WP TITLEWP LEADEREXTERNAL WP? DEPUTY WP LEADER FOR EXTERNAL WP 1MANAGEMENTJ.G. WEISEND IINO 2ACCELERATOR PHYSICSM. ESHRAQINO 3NORMAL CONDUCTING FRONT ENDS. GAMMINO YESA. PONTON ( TEMP) 4SPOKE CRYOMODULESS. BOUSSONYESC. DARVE 5ELLIPTICAL CRYOMODULESP. BOSLANDYESC. DARVE 6BEAM DELIVERY SYSTEMSS. MØLLERYESP. LADD 7BEAM DIAGNOSTICSA. JANSSONNO 8RF SYSTEMSA. SUNESSONMixedA. SUNESSON 99ACCEL INFRASTRUCTURE & INSTALLATIOND. MCGINNISNO 10TEST STANDSW. HEESMIXEDW. HEES 11CRYOGENICSP. ARNOLDNO 12VACUUMP. LADDNO 13SAFETYL. TCHELIDZENOL. Lari is temp WP Leader 14ACCELERATOR INTEGRATIONS. MOLLOYNO 15COOLING & ELECTRICAL SUPPORTF. JENSENNO 16COOLING SUPPORTA.LUNDMARKNO 17POWER CONVERTERSC. MARTINSNO

10. Functions: Convert protons to usable neutrons Heat removal Confinement and shielding Unique features: Rotating target He-cooled W target High brightness moderators 10 Proton beam window Moderator and reflector plug Target wheel Neutron beam extraction Target drive housing Neutron beam window Steel shielding Monolith liner Target station converts protons to “slow” neutrons Diameter ~ 11 m; Height ~ 8 m Mass ~ 7000 tonnes (mainly steel) Diameter ~ 11 m; Height ~ 8 m Mass ~ 7000 tonnes (mainly steel)