Einstein Telescope Vacuum and Cryogenics Industrial Workshop: opportunities and challenges

from Tuesday, April 21, 2026 (8:00 AM) to Wednesday, April 22, 2026 (5:00 PM)
CERN (30/7-018)

        : Sessions
    /     : Talks
        : Breaks
Apr 21, 2026
Apr 22, 2026
AM
8:45 AM
Vacuum towers session (until 10:05 AM)
8:45 AM European Gravitational Observatory: Overview and ongoing R&Ds; - Antonio Pasqualetti (European Gravitational Observatory)  
9:05 AM Chambers manufacturing challenges (production rates, surface finishing, conditioning) - Gabriele Capoccia (INFN Perugia)  
9:25 AM In-vacuum materials (outgassing database) - J. Gargiulo (Laboratori Nazionali di Frascati)  
9:45 AM Contamination control of technical surfaces: case of space applications - Delphine Faye (CNES)  
10:05 AM --- Coffee break ---
10:35 AM Presentations by industry  
11:25 AM
Cryogenics session (until 12:25 PM)
11:25 AM Overview of the cryogenic issues in ET: - Steffen Grohmann (KIT)  
11:45 AM The double role of the cryopumps in ET-LF: assumptions and conceptual design - Mr Stefan Hanke (KIT)  
12:05 PM Cryo-Payloads configuration and R&Ds: - Ettore Majorana (INFN - National Institute for Nuclear Physics)  
PM
2:00 PM
Opening of the event - Antonio Pasqualetti (European Gravitational Observatory) (until 2:15 PM)
2:15 PM
Vacuum tubes session (until 3:50 PM)
2:15 PM Engineering and material requirements of the ET beam tube - Carlo Scarcia (CERN)  
2:40 PM The ET beam tube pilot sector at CERN - Ana Teresa Perez Fontenla (CERN)  
3:05 PM Surface finishing of the ET beam tube - Leonel Marques Antunes Ferreira (CERN)  
3:30 PM Support and alignment systems for the ET beam tube. - Alexandre Lacroix (LAPP)  
3:50 PM --- Coffee break ---
4:20 PM
Vacuum tubes session (until 6:00 PM)
4:35 PM Presentations by industry  
12:25 PM --- Lunch break ---
1:25 PM
Cryogenics sessions - presentations by industry (until 2:45 PM)
3:00 PM
Visits to CERN pilot sector, workshops (until 5:00 PM)