Name: 4th Einstein Telescope Annual Meeting
Start: 2025-11-11T08:15:00+01:00
End: 2025-11-14T13:00:00+01:00
Location: Opatija, Croatia

4th Einstein Telescope Annual Meeting

from Tuesday, 11 November 2025 (08:15) to Friday, 14 November 2025 (13:00)

Monday, 10 November 2025
Tuesday, 11 November 2025

08:15 Registation

08:15 - 09:00
09:00 Plenary: Plenary 1: Welcome and ET Collaboration Overview
Plenary 1: Welcome and ET Collaboration Overview
09:00 - 10:30
Contributions

09:00 Welcome by local authorities

09:20 LOC practical indications - Marin Karuza

09:30 ET collaboration status Report, FNR survey, new CB chair - Eugenio Coccia

09:50 Recent and future challenges in ET and in the ET Collaboration - Harald Lueck Michele Punturo (INFN)

10:10 ET Coordinators - Antonio Zoccoli (INFN) Jorgen D'Hondt marco pallavicini
10:30 Coffee

10:30 - 11:00
11:00 Plenary: Plenary 2: ET Collaboration Activities
Plenary 2: ET Collaboration Activities
11:00 - 12:20
Contributions

11:00 Preliminary TDR - Jan Harms Stefan Hild

11:20 Data access policy - Michele Punturo (INFN)

11:50 ET = Excellent Training: developing an Einstein Telescope training network for early-career scientists and engineers - Martin Hendry (University of Glasgow)

12:00 Poster Sparklers
12:20 Lunch

12:20 - 13:20
13:20 Instrument Science (ISB): ISB - Contributed talks
ISB - Contributed talks
13:20 - 15:20
Contributions

13:20 The status of CAOS laboratory - Gabriele Capoccia (INFN-PG)

13:40 Status and Plans of ETpathfinder - Stefan Hild (Maastricht University and Nikhef)

14:00 Summary of MAD substrate discussion - Laura Silenzi

14:20 Silicon optics for ETpathfinder - Sebastian Steinlechner

14:40 Squeezing Working Group Status - Angélique Lartaux (IJCLab)

15:00 Straylight suppression with tunable coherence in a power-recycled Michelson at 10 Hz - Daniel Voigt
Observational Science (OSB): Update from divisions & OSB roadmap
Update from divisions & OSB roadmap
13:20 - 15:20
Contributions

13:20 Div 1 update - Paolo Pani Rafael Porto (DESY)

13:30 Div 2 update - Angelo Ricciardone Riccardo Sturani

13:40 Div 3 update - Gabriele Franciolini

13:50 Div 4 update - Giancarlo Ghirlanda (Istituto Nazionale di Astrofisica - Osservatorio di Brera & INFN sezione di Milano Bicocca)

14:00 Div 5 update - B.S. Sathyaprakash

14:10 Div 6 update - Tania Hinderer

14:20 Div 7 update - Cristiano Palomba

14:30 Div 8 update - Harald Pfeiffer (Max-Planck-Institute for Gravitational Physics)

14:40 Div 9 update - Andrea Maselli

14:50 Div 10 update - Anuradha Samajdar Gianluca Maria Guidi Justin Janquart Tito Dal Canton (IJCLab)

15:00 OSB roadmap discussion - Michele Maggiore

15:05 OSB @ ET Program + ESO whitepapers - Marica Branchesi
Site Preparation & Characterization (SCB)
13:20 - 15:20
Contributions

13:20 Introduction to SCB session and general update for EMR site - Wim Walk (Nikhef)

13:40 Update on geology and optimisation of triangle positioning in the ET-EMR region. - Hannes Claes et al. (KU Leuven)

14:00 New geological and hydrogeological insights from public tender investigations at Sos Enattos for the Einstein Telescope configurations L and T. - Giovanni Luca Cardello (Università degli Studi di Sassari)

14:20 Groundwater modelling for the EMR region Einstein Telescope facility: Geological and hydro(geo)logical refinements to resolve surface drawdown and tunnel inflows using FEFLOW models - Dwight Baldwin (Vrije Universiteit Brussel) Alberto Roman Gessa Fernandez (Vrije Universiteit Brussel) Marijke Huysmans (Vrije Universiteit Brussel)

14:40 EMR Field hydrogeology characterization campaign - Philippe Orban

15:00 Characteristics of sustainable integration of the Einstein Telescope into the distinctive landscape of EMR - Johan Rutten MSc.
15:20 Coffee

15:20 - 15:50
15:50 Instrument Science (ISB): ISB - Contributed talks
ISB - Contributed talks
15:50 - 17:50
Contributions

15:50 Cryogenics research in ETpathfinder - Michiel van Limbeek (University Twente)

16:10 Vacuum chambers, Outgassing, and Cryogenic Pumping in the Vacuum System of ET - Julien Gargiulo

16:30 Environmental noise characterization of cryogenic facilities at CERN and UTokyo - Matteo Di Giovanni

16:50 Discussion of ET detector pre-TDR - Jan Harms Stefan Hild
Observational Science (OSB): Divs 1, 2 contributions
Divs 1, 2 contributions
15:50 - 17:50
Contributions

15:50 Beyond GR tests with Einstein Telescope - Andrea Begnoni

16:10 Spin-induced quadrupole moment test for eccentric compact binaries - Syed Naqvi

16:30 Detection prospects of parity-violating gravitational waves in third-generation ground detectors - Hannah Duval

16:50 Multi-probe Cosmology with Standard Sirens: a GWxHI Cross-correlation Approach - Matteo Schulz (Gran Sasso Science Institute)

17:10 From Astrophysics to Cosmology: forecasting Einstein Telescope's potential with improved merger rate models for spectral siren methods - Giovanni Antinozzi
Site Preparation & Characterization (SCB): SCB
SCB
15:50 - 17:50
Contributions

15:50 Developing a Comprehensive Digital Framework for Sustainable ET Design: A Prototype for the Sardinia site - Francesca Scipione (Sapienza Università di Roma)

16:10 Probing the quiet site: multidisciplinary characterization at Sos Enattos for the Einstein Telescope - Andrea Contu (INFN Cagliari)

16:30 Results of the 2025 active seismic campaign at the EMR-site - Michael Kiehn

16:50 Seismic array measurements in the Italian candidate site for the Einstein Telescope, the third-generation gravitational wave detector - Marco Olivieri (Istituto Nazionale di Geofisica e Vulcanologia)

17:10 Infrasound monitoring system for characterizing the candidate sites of third-generation terrestrial interferometric gravitational-wave detectors - Edit Fenyvesi (Wigner RCP)

17:30 Ground Motion Analysis for the Einstein Telescope: ShakeMap, Seismic Hazard, and Case Studies - Marco Olivieri
18:15 ECR Social Event

18:15 - 20:15
Wednesday, 12 November 2025
09:00 ET e-Infrastructure Board (EIB)
09:00 - 11:15
Contributions

09:00 EIB status & updates from the divisions - Patrice Verdier (IP2I Lyon - IN2P3) Stefano Bagnasco

09:20 Computing Model (ET-PP D8.2) status - Paul Laycock

09:40 MADDEN & ETAP projects status report

09:55 Status of the Rucio test setup and the cluster for Technology Tracking. - Lia Lavezzi (INFN Torino)

10:10 Building a Virtual Research Environment for the Einstein Telescope Bologna Site - Stefano Dal Pra (INFN-CNAF)

10:25 Towards a Sustainable ET Computing Center - Stefan Krischer (RWTH Aachen University)

10:40 Encapsulating Textual Contents into a MOC data Structure for Advanced Applications - Giuseppe Greco
ET-PP WP4&9

09:00 - 11:00

Instrument Science (ISB): ISB - business
ISB - business
09:00 - 11:00
Observational Science (OSB): OSB
OSB
09:00 - 11:00
Contributions

09:00 Population Properties of Binary Black Holes from Star Clusters and Active Galactic Nuclei - Alessandro Trani

09:20 Probing increasingly younger neutron stars through continuous gravitational waves with higher-order spin-down parameters. - Lorenzo Pierini (Istituto Nazionale di Fisica Nucleare)

09:40 Gravitational wave properties of the HESS J1731-347 Object as a Twin Compact Star - David Alvarez Castillo (Institute of Nuclear Physics Polish Academy of Sciences)

10:00 An incremental approach for all-sky searches for continuous gravitational wave signals - Cristiano Palomba

10:20 Recent results on the high-energy emission from GRB jets - Zeljka Bosnjak (FER)

10:40 Test of a deep anomaly detection algorithm using MDC1 - Huw Haigh (MBI Vienna)
11:00 Coffee

11:00 - 11:30
11:30 Communications: Communications
Communications
11:30 - 12:55
Contributions

11:30 Introduction - Dorota Rosinska (University of Warsaw)

11:35 ET-PP project: building framework for ET supranational communication - Dorota Rosinska (University of Warsaw) Yuliya Hoika (University of Warsaw)

12:00 ET EMR: Updates on Communication activities. - Henk Schroen (Nikef)

12:20 ET Italy: updates on communication and public engagement activities - Matteo Serra

12:40 Ten Years of Gravitational Waves: Educational Tools for the New Generations - Giuseppe Greco Matteo Tuveri (Università di Cagliari e INFN Cagliari) simone mastrogiovanni
Instrument Science (ISB): ISB + ETO
ISB + ETO
11:30 - 13:00
Contributions

11:30 PBS update and the configuration database - Alessandro Variola (Istituto Nazionale di Fisica Nucleare) Fiodor Sorrentino oussama EL MECHERFI

12:00 New PBS and WBS - Fiodor Sorrentino Romano Meijer (Nikhef)

12:30 Model Based System Engineering hands-on - Frederik Moers (MSE, RWTH Aachen) Romano Meijer (Nikhef)
Observational Science (OSB): OSB + EIB
OSB + EIB
11:30 - 13:00
Contributions

11:30 QTAM: Qtransform from visualization to physics - Francesco Sarandrea (INFN Torino) Lorenzo Asprea

11:45 Discussion: resource evaluation - Gonzalo Merino

12:15 MDC discussion
Site Preparation & Characterization (SCB)
11:30 - 12:50
Contributions

11:30 Newtonian Noise in non-spherical caverns - Valentin Tempel (RWTH)

11:50 Towards an improved analytical framework and interpretation of seismic data for understanding Newtonian Noise - Stan Bentvelsen (Nikhef)

12:10 Estimating Newtonian Noise in complex media based on 2D/3D seismic wavefield simulations - Andreas Rietbrock

12:30 Assessment of seismic noise induced by Next-Generation Wind Turbines in the Fulgatore Area, NW Sicily - Roberto Fontana (University of Pisa)
13:00 Lunch

13:00 - 14:00
14:00 Communications: Communications
Communications
14:00 - 16:00
Contributions

14:00 Communication and knowledge transfer at the DZA - Mike Lindner (DESY - DZA)

14:20 ECR mentorship and training programme - Martin Hendry (University of Glasgow)

14:50 MaGIC: international educator school on GW and ET; update on first edition and next steps. - Gideon Koekoek

15:10 Gravitational wave outreach initiatives in the EMR: current status - Gideon Koekoek

15:25 Discussion
Forum of National Representatives: Forum of National Representatives
Forum of National Representatives
14:00 - 15:00
Instrument Science (ISB): ISB - Contributed talks
ISB - Contributed talks
14:00 - 16:00
Contributions

14:00 Deep Loop Shaping: Reinforcement Learning Control for Gravitational-Wave Observatories - Tomislav Andric

14:15 Multi-scale optimal control for Einstein Telescope active seismic isolation - Pooya Saffarieh

14:30 Towards a more realistic Seismometer Position Optimization for Newtonian Noise Mitigation - Patrick Schillings (RWTH Aachen University)

14:45 Double-arm suspended interferometric balance at Sos Enattos. Preliminary sensitivity - Enrico Calloni

15:00 MAD workshop report on crystalline TM suspension - Flavio Travasso

15:20 Conceptual study of a 6-D active preisolator - Francesca Spada

15:40 ET-LF Sensitivity limitations from vertical thermal noise - Riccardo De Salvo (California State University of Los Angeles)
Observational Science (OSB): Div 10 contributions
Div 10 contributions
14:00 - 16:00
Contributions

14:00 Fast and accurate parameter estimation of high-redshift sources with the Einstein Telescope - Filippo Santoliquido

14:20 Overlapping signals in next-generation gravitational wave observatories: A recipe for selecting the best parameter estimation technique - Harsh Narola

14:40 Hierarchical Subtraction with Neural Density Estimators as a General Solution to Overlapping Gravitational Wave Signals - Qian Hu

15:00 Fast glitch removal method - Edoardo Milotti (University of Trieste and INFN-Sezione di Trieste)

15:20 Bayesian Calibration of Gravitational-Wave Detectors Using Null Streams Without Waveform Assumptions - Chun-Fung Wong (KU Leuven)

15:40 Fast likelihood evaluation of eccentric–precessing binaries using relative binning - Soumen Roy (UCLouvain / Royal Observatory Belgium)
15:00 Site Preparation & Characterization (SCB)
15:00 - 16:00
Contributions

15:00 Low-frequency environmental noise evaluation at Sos Enattos, the Sardinian site proposed for Einstein Telescope - Davide Rozza (University of Milano-Bicocca & INFN-MIB)

15:20 Environmental Noise Monitoring with Distributed Acoustic Sensing: Insights from the WAVE Seismic Network - Reinhardt Rading (Helmut-Schmidt-Universität/Universität der Bundeswehr Hamburg)

15:40 Infrasound noise at Sos Enattos - Tomasz Bulik
16:00 Poster Session

16:00 - 18:00
Thursday, 13 November 2025

08:30 EB meeting

08:30 - 09:30
09:30 Plenary: Plenary 3: ET Framework
Plenary 3: ET Framework
09:30 - 11:00
Contributions

09:30 The ET BGR - Louis Smoor Roberto Cimino

09:50 SiSe - Andrew Harrison

10:10 Communicating the Einstein Telescope across Europe - Yuliya Hoika (University of Warsaw)

10:25 Research and development of crystalline suspensions for ET-LF - Jennifer Docherty

10:40 Ombudsperson - Sebastian Steinlechner
11:00 Coffee

11:00 - 11:30
11:30 Plenary: Plenary 4: ETO
Plenary 4: ETO
11:30 - 12:55
Contributions

11:30 ETO Directors' update - Andreas Freise Fernando Ferroni (GSSI)

12:05 ET-COMPASS project - Contribution to Early Implementation of ET project - Daniela Trani Mauro Morandin (INFN-PD)

12:25 ET-PP update - Mario Martinez

12:40 ETO Engineering Department update - Patrick Werneke
12:55 Lunch

12:55 - 14:00

14:00 Social Activity: Social activity + dinner
Social activity + dinner
14:00 - 22:00
Friday, 14 November 2025

08:30 CB meeting

08:30 - 09:30
09:30 Plenary: Plenary 5: ET Collaboration activitie & National host teams
Plenary 5: ET Collaboration activitie & National host teams
09:30 - 10:40
Contributions

09:30 SCB common activities - Domenico D'Urso Wim Walk (Nikhef)

09:40 Sites - EMR - Stan Bentvelsen

10:00 Sites - Lusatia - Andreas Rietbrock Andreas Rietbrock

10:20 Sites - Sardinia - Giovanni Bisoffi
10:40 Coffee

10:40 - 11:10
11:10 Plenary: Plenary 6: ET Collaboration Activities & Conclusions
Plenary 6: ET Collaboration Activities & Conclusions
11:10 - 12:45
Contributions

11:10 EIB Plenary - Patrice Verdier (IP2I Lyon - IN2P3) Stefano Bagnasco

11:30 OSB Plenary - Archisman Ghosh (Universiteit Gent) Marica Branchesi Michele Maggiore

11:50 ISB Plenary - Jan Harms Stefan Hild

12:10 Announcement of Poster Prize Winners

12:15 Conclusions - Harald Lueck Michele Punturo (INFN)

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