1. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 The ELETTRA vacuum system F.Mazzolini, L.Rumiz, J.Miertusova, F.Pradal, E.Mazzucco, R.Godnig, R.Giovanoni

2. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 Synchrotron Light Source ELETTRA is the Italian Synchrotron Light Source located in Trieste. ELETTRA is a large multidisciplinary laboratory open to scientists at national as well as international level for basic and applied research in biology, physics, chemistry, material sciences, medicine and environmental studies.  e - E = 2.0–2.4 GeV I = 320-140 mA

3. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 The ELETTRA Vacuum System LINAC Transfer Line Storage Ring Front-Ends (Beamlines)

4. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 1.0 GeV LINAC Transfer Line (a Leak Test) The ELETTRA Vacuum System Length: 60 m Pressure Gauges: 10 SIPs 230 l/s: 14 SIPs 45 l/s: 25 P < 1 E-8 mbar (with e-beam) Length: 90 m Pressure Gauges: 10 10 SIPs 45 l/s: 10 P < 5 E-8 mbar (with e-beam)

5. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 Storage Ring and a Beamline Storage Ring and Transfer Line: Injection Region Length: 259 m Pressure Gauges: 48 SIPs 120 l/s: 108 SIPs 400 l/s: 24 SIPs 900 l/s: 2 Residual Gas Analysers: 6 P < 2 E-10 mbar (w/o e-beam) P < 5 E-9 mbar (with e-beam) The ELETTRA Vacuum System

6. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 I.D.Material of the I.D. Vacuum Chambers 1Aluminum (no ante-chamber) 2Aluminum (no ante-chamber) (+ NEG) 3Stainless Steel (with ante-chamber) 4Stainless Steel (no ante-chamber) 5Stainless Steel (with ante-chamber) 6 7Aluminum (no ante-chamber) + NEG 8Aluminum (no ante-chamber) 9Aluminum (no ante-chamber) + NEG 10Aluminum (no ante-chamber) + NEG 11Stainless Steel (no ante-chamber) B.M. Light Port Material 1.1Aluminum 2.1Stainless Steel 3.1Stainless Steel 4.1Stainless Steel 5.1Stainless Steel 6.1Stainless Steel 7.1Aluminum 8.1Stainless Steel 9.1Stainless Steel 10.1Stainless Steel 11.1Stainless Steel 12.1Stainless Steel 12.2Stainless Steel I.D. Light Port Material 1.2Aluminum 2.2Stainless Steel 3.2Stainless Steel 4.2Stainless Steel 5.2Stainless Steel 6.2Stainless Steel 7.2Stainless Steel 8.2Aluminum 9.2Aluminum 10.2Aluminum 11.2Stainless Steel ID Vacuum Chambers (cross sections)

7. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 Users at ELETTRA (2004) Users’ Uptime in the last 8 years: 93,1 % Users’ Downtime due to Vacuum Failures in the last 8 years: 1,8 % Total number of users: 1002 Total number of experiments: 383 Total number of shifts [8h]: 5554 ELETTRA time for users [h]: 4551

8. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 New Projects @ ELETTRA: BOOSTER Operational: summer 2007 Extimated cost: 15 M€ FERMI@ELETTRA (Free Electron Laser) Operational: 2008 (1 st fase, min. wavelength 100 nm) Operational: 2010 (2 nd fase, min. wavelength 10 nm) Extimated cost: 75 M€ (1st + 2nd fase)

9. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 BOOSTER GENERAL LAYOUT Pre-injector Injection Booster Service Area Extraction SR Injection point Beam Energy2.5 GeV Minimum Extracted Current (in 100 ns) 4 mA Circumference118.8 m

10. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 BOOSTER STANDARD ARC LAYOUT Dipole Vacuum pump Sextupole Quadrupole Steerer BPM Standard arcs: int. HxV 48x18 mm thickness: 1.0 mm BOOSTER VACUUM CHAMBER

11. F. Mazzolini for the ELETTRA Vacuum Group OLAV CERN, April 11–12 2005 1, 2 2 4, 5 3 FERMI main parts: 1.Injector 2.LINAC 3.Extraction Line 4.Undulator Section 5.Experimental Hall FERMI@ELETTRA