Free Electron Laser Commissioning/Diagnostic Meeting

Tuesday, Nov 12, 1996
Recorder: R. Legg

Next Meeting


Date: Nov 19, 1996
Time: 3:00 - 4:00
Place: Test Lab Conference Room

Attendees


G. Neil, G. Krafft, R. Legg, L. Merminga, C. Bohn, S. Benson, A. Hutton

Addenda/Errata to Previous Minutes
-------------------------------

Items of Discussion
-------------------

Action Priority Items (assigned)
----------------------------------

A-04   1  Unit gradient precision                       Bohn, Liu
A-05   2  Injector energy precision                     Douglas
A-06   1  10 MeV dump optics                            Douglas
A-09   1  Dump Instrumentation                          Legg            6/04/96
A-10   2  Back leg diagnostic placement                 Douglas
A-15   1  Commissioning Procedure                       Legg, Krafft    5/16/96
A-19   0  Web Documentation                             Jordan          weekly
A-20   1  10->42 MeV dump                               Douglas
A-24  1,2 Beam loss                                     Bohn
A-29   1  Software Planning for Longer Term             Jordan (?)
A-30   1  Burnthrough/Conflat Expansion                 Denard, Kloppel
A-34   2  Consistent Linac phasing plan                 Yunn
A-35   1  simultaneous transverse and longitudinal      Kehne/Engwall   8/6/96
A-39   1  report on ARR plan                            Legg            8/23.
A-41   2  Modeling of lower than 10 MeV injector        kehne, Liu      10/1/96
A-42   2  2nd gun for long term tests                   Bohn            10/1/96
A-44  1,2 Start Rui on emittance code                   Bohn            8/13/96
A-45   1  decide on dump diagnostics                    Legg/Krafft     9/4
A-46   1  specify the field quality in the
          dipole shut off to run straight ahead         Douglas         9/11
A-47   1  OTR beam interaction number by                Denard          9/11
A-54   1  FEL Turn-On Proc                              S. Benson       11/1/96
A-55   1  Laser Diagnostic Proc                         Benson          11/1/96
A-56   1  Proposal to vary laser intensity              Benson          10/22/96
A-57   1  What is equivalent macropulse to CEBA viewers Legg            10/15/96

Action Items (pending)
------------

P-02  1   Laser phase modulator                                         Jordan
P-04  2   Is an energy compression scheme needed?                       Douglas
P-05  1   Devise fine-tuning procedure for buncher gradient             Krafft/Kehne
P-08 1,2  How do we change energy? What is the energy range?            Benson
P-09  2   Do we need bunching after the module                          Douglas
P-14  1   How is the gun/laser operated?                                Benson
P-15      Discussion on robustness of controls                          Legg
P-18  1,2 Technote by Yunn summarizing machine impedance                Yunn
P-19  2   Consistent linac/bunching phase sets                          Yunn
P-20  1   Lock plans (who in particular)                                Johannes?
P-21  1   Save/restore plans                                            Benesch
P-25 1,2  RF control sensitivities/                                     Merminga
            Microphonics Diff for FEL/
            Pathlength effect
P-28 1,2  Scrapers: Where and How?                                      Bohn, Li
P-29  2   FEL/linac interaction                                         Merminga
P-30  2   Tracking including realistic wiggler fields                   Douglas
P-32  2   Are two sextupole families enough to tune M56                 Douglas
P-35  1   Coordinated ITS beam running/SRF commissioning plan           Legg/Bohn/Harwood
P-37  1   42 MeV dump design and interlocking                           Wiseman

Agenda for Next Meeting
-----------------------

                Item                              Person Responsible     Time
                ----                              ------------------     ----
    *   Review agenda/corrections to minutes            Legg             5 min.
    *   Updates to task list                            All              10 min.
    *   Setup outline for line  to wiggler              Douglas          20 min
    *   New Issues                                      ALL              10 min
    *   Agenda for next meeting                         All              5 min.