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The 32nd Advanced ICFA Beam Dynamics Workshop on Energy Recovering Linacs

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Program of WG2: Optics and Beam Transport

Sunday, March 20, 2005
8:00-8:30Continental Breakfast - ARC 125
WG2 Session 1 - Optics Issues for Ongoing ERL Projects (Chair: Hoffstaetter) - ARC 125
8:30-8:50 Optics considerations for high power ERL FELs, Douglas
8:50-9:10 Optics considerations for ERL x-ray sources, Hoffstaetter
9:10-9:20 Optics considerations for ERL test facilities, Muratori
9:20-9:30 Some comments on optics considerations for low energy ERL sources, Smith
9:30-9:50 Optics considerations for e-RHIC, Litvinenko
9:50-10:00 Optics considerations for ELIC, Merminga
10:00-10:30 Discussion, Lead by Chair
10:30-11:00 Coffee Break
11:00-11:20 Optics considerations for ERL electron coolers, Kewisch
11:20-11:30 ERL driver for the APS, White
11:30-11:40 Evaluation of the Possibility of Upgrading the Advanced Photon source to an Energy Recovery Linac, Borland
11:40-11:50 Super-Bright Storage Ring as an Alternative to an ERL, Borland
11:50-12:00 Compact Two-Beam Push-Pull Free Electron Laser, Hutton (JLab)
12:00-13:00 Discussion, Lead by Chair
13:00-14:00 Lunch (provided) - CEBAF Center Atrium
WG2 Session (Chair: Owen) - ARC 125
14:00-14:20 Verified accelerator modeling, Sagan
14:20-14:40 Start-to-End Simulations, Borland
14:40-15:00 Longitudinal phase space manipulations of electron beams at medium and high energies: application to energy recovering linacs, Piot
15:00-15:10 FP6 EuroFEL, Holder
15:10-15:30 Discussion, Lead by Chair
15:30-16:00 Coffee Break (and sign up for FEL tour)
16:00-16:45 WG2 Session - Discussion & Work on the Charge
16:45-18:15 Jlab FEL tour - Leave from CEBAF Center Lobby

Monday, March 21, 2005
8:00-8:30Continental Breakfast - ARC 125
WG2 Session - Stability issues (Chair: Litvinenko) - ARC 125
8:30-8:55 Stability measurements at CEBAF, Lebedev
8:55-9:20 Alignment tolerances and Stability at the SLS, Boge
9:20-9:35 Velocity bunching in a main linac of ERL, Hajima
9:35-10:30 Discussion, Lead by Chair
10:30-11:00 Coffee Break
WG1/WG2 Joint Session - (Chair: Owen) - CEBAF Center Auditorium
11:00-11:25 Optimal merger optics and matching to the main linac, Litvinenko (BNL)
11:25-11:50 Space charge, CSR, and optimal merger energy, Lidia (LBNL)
11:50-12:05 Multiple-parameter optimization of ERL injector, Hajima (JAERI)
12:05-13:00 Discussion: emittance control & multiple modes of operation
13:00-14:00 Lunch (on your own)
14:00-15:00 WG1/WG2 Joint Session - Merger Design Exercise
15:00-15:30 Coffee Break
WG2 Session - ARC 125
15:30-15:55 Magnetized optics for electron coolers, Nagaitsev
15:55-16:30 Discussion, Lead by Chair
16:30-17:15 Working Group Status Reports - CEBAF Center Auditorium
17:15-17:30 Group Photo - CEBAF Center Lobby
17:30 Buses to Dinner
18:00-21:00 Workshop Dinner at the Mariners Museum

Tuesday, March 22, 2005
8:00-8:30Continental Breakfast - ARC 125
WG2 Session - BBU and cavity optics (Chair: Hoffstaetter) - ARC 125
8:30-8:50 Optics to minimize BBU, Smith
8:50-9:10 BBU measurements, Pozdeyev
9:10-9:30 BBU supression ideas, Tennant
9:30-9:50 Beam quality preservation, TBA
9:50-10:30 Discussion
10:30-11:00 Coffee Break
11:00-11:20 Optics effects of RF cavities, Serafini
11:20-11:40 RF focusing in linear accelerator cavities, Rosenzweig
11:40-11:50 Modeling of non-linear effects in RF cavities, Abell
11:50-13:00 Discussion
13:00-14:00 Lunch (on your own)
WG2 Session - Computational aspects (Chair: Litvinenko) - ARC 125
14:00-14:20 Overview of space charge and CSR codes, Giannessi
14:20-14:40 CSR computations, Kabel
14:40-14:50 Linear matrix analysis of electron beam dynamics for the CSR effect in an ERL recirculation loop, Hajima
14:50-15:30 Discussion
15:30-16:00 Coffee Break
16:00-16:20 Beam halo formations in high-intensity beams, Fedotov
16:20-16:40 BBU codes overview, Sawamura
16:40-17:15 Discussion

Wednesday, March 23, 2005
8:00-8:30 Continental Breakfast - ARC 125
8:30-10:30 WG2 Discussion - ARC 125
10:30-11:00 Coffee Break - CEBAF Center Lobby
11:00-13:00 Closing Plenary: Reports of WG1, WG2, WG3, WG4 part 1, WG4 part 2 - CEBAF Center Auditorium
13:00 Adjourn