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8th BGC Collaboration Meeting at CERN
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Europe/Zurich
774/R-013 (CERN)
Description
The aims of the meeting are to:
- Sum up the advancements since the last BGC collaboration meeting
- installation in the LHC tunnel
- Cockcroft Institute tests made
- Electron Beam Test Stand installation
- final V4 BGC instrument
- HEL design - Define the experimental programme of the BGC on the EBTS and LHC distributed gas tests
- Review status of the collaboration, publication, manpower, and budget planning
- Prepare for an LHC operational instrument installation
- Agree on the priorities of the V4 development
- Discuss alternative gases and pumps
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Previous collaboration meetings:
- December 2020, Online
- March 2020, Online
- June 2019, Cockroft Institute
- November 2018, CERN
- March 2018, GSI
- June 2017, Cockcroft Institute
- October 2016, CERN
Krystian Sidorowski
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09:00
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09:10
a) HL-LHC status
Speaker: Thibaut Lefevre (CERN) -
09:10
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09:25
a) Status of the collaboration
b) Recruitment situation and plans, financial situation, main milestones
c) Foreseen publications for 2022Speaker: Carsten Peter Welsch (Cockcroft Institute / University of Liverpool) -
09:25
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09:40
Review of actions from last meeting and objectives of the workshop (15min) 15m 774/R-013
a) Review actions from CERN collaboration meeting December 2020
b) Milestones for the project at CERN
c) Summary of future goals for the collaborationSpeaker: Raymond Veness (CERN) -
09:40
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10:40
2021/2022 Experimental results Cockcroft (part 1) (45min + 15min) 1h 774/R-013Speakers: Dr Hao Zhang (University of Liverpool/Cockcroft Institute), Oliver Stringer
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a) Summary from v2 setup 30m
i) OTR verification
ii) Development of a hybrid simulation code
iii) New configuration for future gas jet monitorSpeakers: Hao Zhang (University of Liverpool/Cockcroft Institute), Oliver Stringer -
b) Commissioning of v3 gas jet monitor 30m
i) Setup description
-- Control system
--Vacuum behaviour
ii) Gas jet beam profile measurement
--3rd skimmer: 0.7 9 mm2 Vs 0.3 9 mm2
--Converging flat nozzle Vs Converging diverging nozzle
iii) Gas jet density distribution simulation and experimentSpeakers: Hao Zhang (University of Liverpool/Cockcroft Institute), Oliver Stringer
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10:40
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11:00
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11:00
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11:30
2021/2022 Experimental results Cockcroft (part 2) (20min + 10min) 30m 774/R-013Speakers: Dr Hao Zhang (University of Liverpool/Cockcroft Institute), Oliver Stringer
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a) Section III: NEG test in v3 gas jet monitor 30mSpeakers: Hao Zhang (University of Liverpool/Cockcroft Institute), Oliver Stringer
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11:30
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11:50
Experiences with fluorescence monitors at GSI (15min+5min) 20m 774/R-013Speakers: Peter Forck, Serban Udrea (GSI Darmstadt)
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12:00
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14:00
🍽️ Lunch - Restaurant 1 Glass BOX 🍽️ 2h Restaurant 1 Glass BOX
Restaurant 1 Glass BOX
CERN
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14:00
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14:15
VSC controls system for the BGC with a planning towards an operation on the Electron Beam Test Stand (EBTS) in view of the tunnel installation (10min + 5min) 15m 774/R-013Speakers: Gregory Pigny (CERN), Lampros Zygaropoulos, Nikolaos Chatzigeorgiou (CERN)
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14:15
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15:45
Electron Beam Test Stand (EBTS) and Hollow e-lens – update 1h 30m 774/R-013Speakers: Adriana Rossi (CERN), Ashley Robert Churchman (CERN), Ondrej Sedlacek (University of Liverpool (UK)), Stefano Mazzoni (CERN)
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a) EBTS and HEL update (15min + 10min) 25m
i) EBTS design and planning
ii) EBTS experimental programme
iii) BGC on EBTS schedule
iv) Update on electron beam diameter
v) BGC V3 operation: Foreseen time window
vi) Safety aspects for BGC on EBTSSpeaker: Adriana Rossi (CERN) -
b) BGC on EBTS (10min + 5min) 15mSpeaker: Ashley Robert Churchman (CERN)
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c) BGC Version 3 at CERN (15min + 5min) 20m
i) Arrival & Current status
ii) Future plans
iii) Experimental plans at EBTSSpeakers: Ondrej Sedlacek (University of Liverpool (UK)), Stefano Mazzoni (CERN) -
d) LHC Fluorescence measurements during Run 3 (15min + 5min) 20m
i) Planned experiments
ii) Current installation at LHCSpeakers: Ondrej Sedlacek (University of Liverpool (UK)), Stefano Mazzoni (CERN)
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15:45
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16:05
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16:05
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16:25
Speaker: Krystian Sidorowski (Ministere des affaires etrangeres et europeennes (FR))
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16:25
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16:45
a) Outstanding vacuum questions - Marton Ady (5 minutes)
b) V4 instrument preliminary pressure profile - Cristina Sequeiro (15 minutes)Speakers: Cristina Castro Sequeiro (CERN), Marton Ady (CERN) -
16:45
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17:00
a) Status
b) Action
c) OutlookSpeakers: Gerhard Schneider (CERN), Maria Teresa Ramos Garcia (CERN) -
17:00
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17:15
a) General planning
b) Milestones
c) To-Do listSpeaker: Gerhard Schneider (CERN) -
17:30
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18:30
EBTS : Lab 236
BGC: Building 8 room: R014Speaker: Maria Teresa Ramos Garcia (CERN) -
20:00
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21:00
🍽️ Dinner - Restaurant Edelweiss 🍽️ 1h
Restaurant Edelweiss
Pl. de la Navigation 2, 1201 Genève
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09:00
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09:10
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09:00
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09:30
a) Design progress
b) Gas target plansSpeakers: Bernadette Kolbinger (CERN), Helene Guerin -
09:30
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10:00
Speakers: Gerhard Schneider (CERN), Raymond Veness (CERN)
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a) Discussion Wrap-up 20m
i) Identify show-stoppers
ii) Agree priorities
iii) Review summary
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10:00
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10:20
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10:20
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10:40
Action List as developed following collaboration meeting 20m 774/R-013
Action list following collaboration meeting on 08.04.2022
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09:00
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09:30
