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Action list

Open Actions

  • 12/05/2021 BI: Verify that design of new AD cooler BPMs is on track.
  • 08/04/2020 D. Gamba: check with G. Tranquille about available public documentation on the ELENA cooler modeling in COMSOL. Also check if a "compiled" version of the COMSOL model can be made available.
  • 15/01/2020 G. Tranquille, A. Frassier: implement hardware needed for e^- beam intensity modulation in all e-coolers.
  • 15/01/2020 L. Soby: finalize implementation of acquisition chain for e- beam orbit in all e-coolers.
  • 15/01/2020 L. Soby: investigated on charging-up effect of e-cooler BPMs.
  • 15/01/2020 D. Gamba, L. Soby: verify if using the RF frequency as e^- intensity modulation is the best option.
  • 15/01/2020 c, L. Soby: investigate if a lock-in acquisition system for e-cooler BPMs could be useful.
  • 15/01/2020 L. Soby: provide an estimate of BPM resolution in the different systems.
  • 06/11/2019 D. Gamba: Verify with A. Latina if RF-Track model of e-cooler (and/or e-lenses) dynamics is possible and of any use.
  • 10/07/2019 A. Rossi: Set up a framework for simulating the e- beam in the e-cooler
  • 10/07/2019 D. Gamba, A. Latina: Set up a framework for simulating the electron-ion interaction in LEIR
  • 10/07/2019 S. Hirlaender: Explore the possibility of using reinforced learning algorithms for e-cooler optimization (in collaboration with A. Latina, D. Gamba)
  • 10/07/2019 N. Biancacci, R. Scrivens: Study the possibility of optics coupling compensation at startup (July 2021?)

Closed Actions

  • 12/05/2021 D. Gamba: check the needs for horizontal/vertical orbit corrector strength for new AD cooler.
  • 18/09/2019 D. Gamba: prepare "official" optics (Twiss files) of AD for cooling efficiency studies.
    • See official optics repositories of AD
  • 18/09/2019 D. Gamba: provide equations to implement LEIR e-cooler setup via higher level parameters (e.g. e^- beam velocities, if possible)
    • See LIU-Ions PS-Injectors 3/11/20 on indico
  • 10/07/2019 D. Gamba, L. Ponce: organize follow-up AD optics studies following ideas of Pavel Belochitskii
    • See E-BEAM presentation on 12 May 2021 on minutes
  • 10/07/2019 N. Biancacci, D. Gamba: Prepare e-cooler lecture for LEIR operators
    • Presented on 19 Nov 2020, see indico
  • 10/07/2019 R.A. Fernandez: Coordinate the consolidation of the LEIR e-cooler software control system for operation, especially the set-up of high level parameters in collaboration with BI and the verification of unknown knobs (e.g. LEIRBEAM/DX_EC and LEIRBEAM/BeCool)
    • Discussed at LIU-Ions working group indico
  • 10/07/2019 A. Frassier: Follow-up on the fast switch implementation for e- gun gird/control electrodes (tests in LEIR to be coordinated with OP)
    • Decided to use modulation of electron intensity - to be checked with beam in 2021
  • 10/07/2019 G. Tranquille: Installation of coupling transformer for grid electrode modulation in LEIR
    • Done by Alexandre Frassier. To be checked with beam.
  • 10/05/2019 ColUSM: refine HEL specs in terms of pulse length, repetition rate, rise time, stability, bandwidth.
  • 06/11/2019 A. Frassier, D. Gamba: understand why the head amplifiers of AD e-cooler have been removed.
    • Being followed up by L. Soby (See E-BEAM #8 15/01/2020)
  • 18/09/2019 G. Tranquille: follow up on e-beam orbit measurement system in all coolers.
    • Being followed up by G. Tranquille and A. Frassier (See E-BEAM #8 15/01/2020)
  • 10/07/2019 D. Gamba: Circulate link to the new E-Beam website
  • 13/03/2019 A. Saa Hernandez and others from LEIR team: Further analyze LEIR data to understand if space-charge or IBS dominated emittance growth.
    • Discussed at space charge workshop indico
  • 13/03/2019 D. Gamba: Organise doodle to choose date/time compatible with most participant constraints.
    • Wednesdays in the morning.