1. SPARC Program Advisory Committee 22 Oct 2013 Dennis T. Palmer, INFN-Milano STAR: Southern Europe Thomson back-scattering source for Applied Research

2. Beam ParameterPhase 1Phase 2 Bunch Charge (nC)0.5 Energy (MeV)20 - 6020 - 85 RMS Bunch Length ( ps)1 - 5  n_x,y (mm-mrad) 1 - 3< 1.5 Energy Spread (%)0.1 - 20.05 - 0.5 RMS Focal Spot Size (  m) 15 - 4010 - 40 Electron Machine Parameters ParameterIP LaserPC Laser Repetition rate (Hz)100 Oscillator Repetition rate39 2/3 MHz Output Energy (mJ)> 130 mJ (IR) > 300  J (UV) Short Term Energy Stability (rms)3 %1 % Long Term Energy Stability (P2P)< 5 %< 2 % Wavelength1029 nm258 nm Jitter (rms) 10 – 10 KHz<1 ps Bandwidth< 0.5 nm< 1 nm TechnologyYb:YAGYb:KGW Amplifier Pump TechnologyQCW Diode PumpsCW Diode Pump Pulse duration (ps FWHM)55 Beam diameter(FW 1/e 2 mm)10 mm < X < 15 mm1 mm < X < 2 mm Strehl Ratio0.8NA M2M2 1.3 Photon Machine Parameters

3. Project Director Leader: Luca Serafini Deputy: Dennis Palmer Managment Board Coordinator (Ezio Puppin) CNISM Representative (Raffaele Agostino) Unical Representative (Mauro Ghedini) INFN Representative (Andrea Ghigo) ST Representative (Edoardo Busetto) Advisory Committee Claudia Dallera Massimo Ferrario Federico Boscherini Giorgio Rossi Management Team segreteria, consulenti amministrativi e legali Alberto Bacci Paolo Tomassini Gianluca Diraddo Roberto Boni Dennis Palmer Cristina Vaccarezza Valerio Lollo Alessandro Cianchi Verardo Torri Adolfo Esposito Fiorello Martire Tadzio Levato Fabio Villa Giancarlo Gatti

4. Hangar and Bunker Construction at University of Calabria

6. STAR Bunker Layout

8. STAR Machine Phase 1 and 2

9. Case B Gun 120 MV/m Q= 800 pC Sig_t_laser=5ps (pure Gaussin) Sig_x_laser=0.310 mm (uniform) Astra Simulations space-charge on Alberto Bacci INFN-Malino WP1A

10. TRACE 3D Beam Simulations Alberto Bacci, INFN-Milano

11. Type Freque ncy (MHz) Output Power (MW) Efficien cy (%) Gain (dB) Pulse Length (μs) Pulse Rate (pps) Beam Volt. (kV) Beam Curr. (A) Weight (kg) Length (m) E37832,856 1.53240203009553 601.2 4.544482025013085 E3765, A 2,8565.044481355013286801.3 E37722,8567.545514200150110401.0 E37762,85622454742002501951001.5 E37292,856 2431502410284280 3801.9 34 5212.550304316 704255450378451 E37542,8564043514502843201401.4 E3730A2,8565045514503123621401.4 E37122,856 804453450391474 3801.9 1004656150422522 WP2a RF Power Station Roberto Boni LNF

12. WP4cBeam DIAGNOSTICS  and  2.Charge: Q T 3.Beam Position Monitor: Stripline and Cavity 4.Spot Size:  x and  y 5.Emittance:  n,rms 6.Bunch Length:  t Alessandro Cianchi

13. 8.8mIP=18.73m - Camera and stripline BPM in the dispersive region 85 MeV case 60 MeV case ~11m - camera for E and E_spread 60cm from the Dip. 12.2-12.5m - camera for E and E_spread or BPM sig_x sig_y 14.5-14.8m - BPM s.1 s.2 s.3 Alberto Bacci INFN-Malino

14. WP6aConventional Facility

15. WP6bCable plant

16. Beneficial Occupancy: Lights, Ventilation, Alignment Fiducial Installation: Hangar/Bunker: January 2014 Stands, Cable Trays, Magnets and RF Structures RF Power Station Waveguide Laser Room Laser Transport Lines Equipment Racks Cable Plant