Einstein Telescope Vacuum and Cryogenics Industrial Workshop: opportunities and challenges

from Tuesday, 21 April 2026 (08:00) to Wednesday, 22 April 2026 (17:00)
CERN (30/7-018)

        : Sessions
    /     : Talks
        : Breaks
21 Apr 2026
22 Apr 2026
AM
09:00
Vacuum towers session (until 11:00)
09:00 European Gravitational Observatory: Overview and ongoing R&Ds; - Antonio Pasqualetti (European Gravitational Observatory)  
09:20 Chambers manufacturing challenges (production rates, surface finishing, conditioning) - Gabriele Capoccia (INFN Perugia)  
09:40 In-vacuum materials (outgassing database) - J. Gargiulo (Laboratori Nazionali di Frascati)  
10:00 Contamination control of technical surfaces: case of space applications - Delphine Faye (CNES)  
10:20 Presentations by industry  
11:00 --- Coffee break ---
11:30
Cryogenics session (until 12:30)
11:30 Overview of the cryogenic issues in ET: - Steffen Grohmann (KIT)  
11:50 The double role of the cryopumps in ET-LF: assumptions and conceptual design - Mr Stefan Hanke (KIT)  
12:10 Cryo-Payloads configuration and R&Ds: - Ettore Majorana (INFN - National Institute for Nuclear Physics)  
PM
14:00
Opening of the event (until 14:30)
14:30
Vacuum tubes session (until 16:00)
14:30 Engineering requirements of the ET beam tube - Carlo Scarcia (CERN)  
14:50 The ET beam tube pilot sector at CERN - Ana Teresa Perez Fontenla (CERN)  
15:10 Surface finishing of the ET beam tube - Leonel Marques Antunes Ferreira (CERN)  
15:30 Material requirements for the ET beam tube - Dr Stefano Sgobba (CERN)  
16:00 --- Coffee break ---
16:30
Vacuum tubes session (until 18:00)
16:30 Support and alignment systems for the ET beam tube. - Alexandre Lacroix (LAPP)  
16:50 Fabrication planning for the ET pilot sector and the ET beam tube. - Paolo Chiggiato (CERN)  
17:10 Presentations by industry  
12:30 --- Lunch break ---
13:30
Cryogenics sessions - presentations by industry (until 15:00)
15:00
Visits to CERN pilot sector, workshops (until 17:00)