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Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL

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Presentation on theme: "Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL"— Presentation transcript:

1 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group C Report: Application to FELs Heinz-Dieter Nuhn, SLAC / SSRL BITHIA Room

2 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group C – Attendees Enrica Chiadroni Luca Giannessi Steve Lidia Vladimir Litvinenko Patrick Muggli Alex Murokh Heinz-Dieter Nuhn Sven Reiche Jamie Rosenzweig Claudio Pellegrini Susan Smith Matthew Thompson Alexander Varfolomeev others... Enrica Chiadroni Luca Giannessi Steve Lidia Vladimir Litvinenko Patrick Muggli Alex Murokh Heinz-Dieter Nuhn Sven Reiche Jamie Rosenzweig Claudio Pellegrini Susan Smith Matthew Thompson Alexander Varfolomeev others...

3 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Tentative Working Group C Agenda  BITHIA Room Tuesday, July 2, 2002 17:00 – 18:00 Sven Reiche, “Where Do We Stand with Start-To-End Simulations ?” 18:00 – 19:00 Alex Murokh, “What Have We Learned from SASE Experiments ?” 19:00 – 19:30 Luca Giannessi, “PERSEO - A Tool For FEL Simulations with MATHCAD ?” Wednesday, July 3, 2002 11:15 – 11:55 Vladimir Litvinenko, “"Optics-Free" FEL Oscillators” 11:55 – 12:30 Steve Lidia, “ERL Based Ultra-Fast Synchrotron Rad. Facility Design” Thursday, July 4, 2002 08:30 – 10:00 Jamie Rosenzweig, UCLA and Claudio Pellegrini, UCLA, “VISA II” 10:00 – 10:30 Joint Session with with Working Group D D. Umstadter et al.,“Nonlinear Compton Scatt. X-Ray Source From Laser Driven E. Beams” 11:00 – 12:30 Joint Session with with Working Group B S. Reiche, “Comparison of the Coherent Radiation-Induced Micro-Bunching Inst.” P. Emma, M. Cornacchia, “Transverse to Longitudinal Emittance Exchange” 17:00 – 19:30 Preparation of Working Group Summary Tuesday, July 2, 2002 17:00 – 18:00 Sven Reiche, “Where Do We Stand with Start-To-End Simulations ?” 18:00 – 19:00 Alex Murokh, “What Have We Learned from SASE Experiments ?” 19:00 – 19:30 Luca Giannessi, “PERSEO - A Tool For FEL Simulations with MATHCAD ?” Wednesday, July 3, 2002 11:15 – 11:55 Vladimir Litvinenko, “"Optics-Free" FEL Oscillators” 11:55 – 12:30 Steve Lidia, “ERL Based Ultra-Fast Synchrotron Rad. Facility Design” Thursday, July 4, 2002 08:30 – 10:00 Jamie Rosenzweig, UCLA and Claudio Pellegrini, UCLA, “VISA II” 10:00 – 10:30 Joint Session with with Working Group D D. Umstadter et al.,“Nonlinear Compton Scatt. X-Ray Source From Laser Driven E. Beams” 11:00 – 12:30 Joint Session with with Working Group B S. Reiche, “Comparison of the Coherent Radiation-Induced Micro-Bunching Inst.” P. Emma, M. Cornacchia, “Transverse to Longitudinal Emittance Exchange” 17:00 – 19:30 Preparation of Working Group Summary

4 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group Contribution Where Do We Stand with Start-To-End Simulations ? Sven Reiche Department of Astronomy and Physics, UCLA, Los Angeles, CA, USA Where Do We Stand with Start-To-End Simulations ? Sven Reiche Department of Astronomy and Physics, UCLA, Los Angeles, CA, USA

5 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

6 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Codes Drive Laser :? Gun :Astra, Parmela Linac :Elegant Bunch Compressor :Traffic4, (Elegant) FEL :Genesis 1.3, Ginger, Fast FEL Optics :SRW, Phase, R. Bionta@LLNL, Shadow Drive Laser :? Gun :Astra, Parmela Linac :Elegant Bunch Compressor :Traffic4, (Elegant) FEL :Genesis 1.3, Ginger, Fast FEL Optics :SRW, Phase, R. Bionta@LLNL, Shadow

7 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu + HDF

8 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

9 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group Contribution What have we learned from SASE Experiments ? Alex Murokh Department of Astronomy and Physics, UCLA, Los Angeles, CA, USA What have we learned from SASE Experiments ? Alex Murokh Department of Astronomy and Physics, UCLA, Los Angeles, CA, USA

10 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Analysis of VISA Data Check 3D Scaling Laws Data Can only be analyzed fully through Simulation Codes  More Detailed Measurement of Beam Parameters is Important for a Better Comparison with Theory Check 3D Scaling Laws Data Can only be analyzed fully through Simulation Codes  More Detailed Measurement of Beam Parameters is Important for a Better Comparison with Theory

11 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu 3-D Scaling Laws

12 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Start-To-End Simulation Results Start-to-end numerical model of VISA is strongly supported by fine features of FEL radiation reproduced in GENESIS Measured angular profileGENESIS simulations

13 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group Contribution PERSEO - A Tool For FEL Simulations with MATHCAD ? Luca Giannessi ENEA, Frascati, Rome, Italy PERSEO - A Tool For FEL Simulations with MATHCAD ? Luca Giannessi ENEA, Frascati, Rome, Italy

14 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

15 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

16 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

17 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group Contribution "Optics-Free" FEL Oscillators Vladimir Litvinenko FEL Laboratory, Department of Physics, Duke University, Durham, NC, USA "Optics-Free" FEL Oscillators Vladimir Litvinenko FEL Laboratory, Department of Physics, Duke University, Durham, NC, USA

18 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

19 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

20 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

21 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

22 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

23 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group Contribution A Recirculating Linac Facility for Ultra-Fast X-Ray Science ? Steve Lidia Lawrence Berkeley National Laboratory, Berkeley, CA, USA A Recirculating Linac Facility for Ultra-Fast X-Ray Science ? Steve Lidia Lawrence Berkeley National Laboratory, Berkeley, CA, USA

24 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

25 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

26 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

27 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Working Group Contribution VISA II Jamie Rosenzweig, Claudio Pellegrini Department of Astronomy and Physics, UCLA, Los Angeles, CA, USA VISA II Jamie Rosenzweig, Claudio Pellegrini Department of Astronomy and Physics, UCLA, Los Angeles, CA, USA

28 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu VISA I  VISA II VISA 1998 - 2001 –Funding stopped in Mid 2001 VISA II Proposal 2002 (Collaboration UCLA-SLAC-Brookhaven-...) –New Funding from ONR arrived! VISA 1998 - 2001 –Funding stopped in Mid 2001 VISA II Proposal 2002 (Collaboration UCLA-SLAC-Brookhaven-...) –New Funding from ONR arrived!

29 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu

30 Application to FELs. Working Group C Summary Application to FELs, Working Group C Report July 5, 2002 Heinz-Dieter Nuhn, SLAC / SSRL email: nuhn@slac.stanford.edu Physics Goals of VISA II Install bunch compressor in the ATF Mitigate severe non-linearity of bend beamline Diagnose beam completely at end of transport Study FEL with compressed beams Use FEL as diagnostic of compressor… Study FEL with chirped, but uncompressed beams Impact LCLS schemes using chirping Study gain v. chirp Direct diagnosis of FEL longitudinal pulse characteristics Install bunch compressor in the ATF Mitigate severe non-linearity of bend beamline Diagnose beam completely at end of transport Study FEL with compressed beams Use FEL as diagnostic of compressor… Study FEL with chirped, but uncompressed beams Impact LCLS schemes using chirping Study gain v. chirp Direct diagnosis of FEL longitudinal pulse characteristics

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