Name: ATD3 Workshop 2026
Start: 2026-06-17T07:30:00+02:00
End: 2026-06-19T23:00:00+02:00
Location: Toulouse - Cité de l'Espace

ATD3 Workshop 2026

from Wednesday, 17 June 2026 (07:30) to Friday, 19 June 2026 (23:00)

Monday, 15 June 2026
Tuesday, 16 June 2026
Wednesday, 17 June 2026

13:20 Registration

13:20 - 14:00
Room: Accueil

14:00 ATD3 Workshop Opening: Welcome and Opening Speeches

14:00 - 14:15
Room: Accueil
14:15 Numerical modelling and validation of destructive re-entry
14:15 - 15:50
Room: Accueil
Contributions

14:15 Tree-Based Surrogate Modelling of Aerothermochemistry for Space Debris Reentry - Jeanne Longlune (Thermo and Fluid Dynamics (FLOW), Faculty of Engineering, Vrije Universiteit Brussel & Aerothermomechanics department, Ecole Polytechnique de Bruxelles, Université libre de Bruxelles)

14:51 On Debris Aerodynamic Stability and its Prediction - Alexey KLIMKO (CNES)

15:09 BLAZE project: Improving Re‑Entry Predictions Through Cross‑Validated Modelling - Bayrem Zitouni (OHB)

15:27 Risk Requirements Verification Methods and Models for Spacecraft Re-entry: DIVE Update, Explosion and Ablation Modelling - Anca-Maria Stan (Indra Space) Andreea Sabau (Indra Space) Federico Bariselli (von Karman Institute for Fluid Dynamics) Marco Fossati (University of Strathclyde) Valentin Ledermann (R.Tech Engineering)
15:50 Coffee & Networking Break
Coffee & Networking Break
15:50 - 16:10
Room: Accueil

16:10 ATD3 Workshop 2026 Group Photo

16:10 - 16:15
Room: Accueil
16:20 Numerical modelling and validation of destructive re-entry
16:20 - 17:00
Room: Accueil
Contributions

16:20 Reachable Set Propagation for Space Debris Re-Entry - Tommy Williamson (University of Strathclyde Aerospace Centre for Excellence)

16:38 High-Fidelity Coupled Flow-Structure Simulation of the early Reentry Phase of the Satellite Eu:CROPIS - Lukas Lemaitre (DLR)
17:00 Broad Scope Abstracts
17:00 - 17:40
Room: Accueil
Contributions

17:00 The Future Launchers Preparatory Programme’s Aerothermodynamics and Demisability activities - David Riley (European Space Agency - Future Launchers Preparatory Programme (STS-FF))

17:18 Assessment and Mitigation of Ground Casualty Risks from Space Activities - Grégoire LAUR (CNES)
Thursday, 18 June 2026

08:30 Coffee & Networking
Coffee & Networking
08:30 - 09:00
Room: Accueil
09:00 Ablation and material response
09:00 - 10:30
Room: Accueil
Contributions

09:00 Eliminating B′ Tables: Time-Accurate Explicit Coupling in PATO for Hypersonic Solvers - Gabriel Merlaud (Université de Bordeaux)

09:18 Multi-scale stochastic modeling of porous ablators - Savio Poovathingal (University of Kentucky)

09:36 Quantification of stratospheric solid aerosols injection by global rocket launch and spacecraft re-entry - Quentin Taupin (CNES - IRAP - LATMOS)

09:54 Investigations of High-Temperature Oxygen-Carbon Ablation by Molecular Beam-Surface Scattering - Timothy Minton (University of Colorado Boulder)

10:12 From Molecular Beam Studies to Aerodynamics: Development of a Gas-Surface Scattering Model for LEO/VLEO - Pedro Jorge (University of Colorado Boulder)
10:30 Coffee & Networking Break
Coffee & Networking Break
10:30 - 10:50
Room: Accueil
10:50 Ablation and material response
10:50 - 12:25
Room: Accueil
Contributions

10:50 Assessment of Particle Formation During Re-entry of Spacecraft - Dominik Kuenstler (High Enthalpy Flow Diagnostics Group (HEFDiG), Institute of Space Systems (IRS), University of Stuttgart)

11:08 Finite-Rate Ablation and Oxide-Layer Models for Reentry Spacecraft - Tom Schwartzentruber (University of Minnesota)

11:26 Modeling Spacecraft Demise Using the KATS Multi-Physics Framework - Alexandre Martin (University of Kentucky)

11:44 Developing a Pyrolysis Gas Thermal Blocking Model for Reentry Demise - Benton Greene (NASA ODPO (JETS-II Contract))

12:02 Thermal and mechanical responses of a pyrolyzable heat shield subjected to ablation and deformation - Céline Baranger (CEA)
12:25 CNES aerothermodynamics Activities Overview

12:25 - 12:45
Room: Accueil

12:45 Lunch Break
Lunch Break
12:45 - 14:30
14:30 Material characterization for re-entry applications
14:30 - 15:30
Room: Accueil
Contributions

14:30 Thermochemical study of Ti-6Al-4V alloy for material characterisation during atmospheric re-entry - Ella Barakhovskaia (1 Faculty of Engineering, Thermo and Fluid Dynamics (FLOW), Vrije Universiteit Brussel (VUB), Brussels, Belgium; 2 Brussels Institute for Thermal-fluid Systems and Clean Energy (BRITE), Vrije Universiteit Brussel (VUB) and Université Libre de Bruxelles (ULB), Brussels, Belgium)

14:48 Introduction of innovative material solutions for demisable propellant tanks during atmospheric reentry - Benoit Fer (ONERA)

15:06 T4D - Mechanical and energetic characterization of DLP printed thermite - Carlo Zanardi (Politecnico di Milano)
15:30 Coffee & Networking Break
Coffee & Networking Break
15:30 - 16:00
Room: Accueil
16:00 Experimental capabilities and ground testing
16:00 - 17:40
Room: Accueil
Contributions

16:00 Demise Experiment on the Upcoming KREPE 3 atmospheric re-entry mission - Alexandre Martin (University of Kentucky)

16:18 Preparing DRACO for Re‑entry: VKI’s Integrated Design, Testing, and Material Demise Assessment - Bernd Helber (von Karman Institute for Fluid Dynamics)

16:36 Space debris testing methodology in Plasma Wind tunnel for D4D tools validation - Olivier Chazot (VKI)

16:54 KLARA: AN ARIANEGROUP-CNES INITIATIVE FOR MONITORING SATELLITE FRAGMENTATION. - gregory pinaud (ArianeGroup)

17:12 Increasing Demise Through Design: Application of Shape Effects - Ian Holbrough (Belstead Research Limited)
20:00 Social Event: Dinner
Dinner
20:00 - 23:00
Room: Accueil
Friday, 19 June 2026

08:30 Coffee & Networking
Coffee & Networking
08:30 - 09:00
Room: Accueil
09:00 Fragmentation modelling
09:00 - 10:12
Room: Accueil
Contributions

09:00 ESA-DSMCFED: Development Status and Recent Advances of the SMURFS Re-Entry Fragmentation Code - Arnaud Francois (Cenaero)

09:18 Explosive Geometric Fragmentation and Collisions During Re-entry - Tommy Williamson (University of Strathclyde Aerospace Centre for Excellence)

09:36 OSMOSE : Optimisation of Structural Morphologies for Operational Safety and End-of-life ; A topology optimization tool coupled to PAMPERO - Eddy Constant (R.Tech)

09:54 Analytical Analysis of the Re-entry Break-up Altitude Using Dimensional Analysis - Clemens Mueller (HEFDiG, Institute of Space Systems, University of Stuttgart)
10:12 Discussion on the Update of the DIVE Guidelines: Feedback Collection
Feedback Collection
10:12 - 10:32
Room: Accueil

10:32 Coffee & Networking
Coffee & Networking
10:32 - 10:52
Room: Accueil
10:52 Fragmentation modelling
10:52 - 11:28
Room: Accueil
Contributions

10:52 Recent Modelling Improvements to the Spacecraft Demise Assessment Tool PAMPERO : PAMPERO HiFi - Valentin Ledermann (R.Tech Engineering)

11:10 Recent Modelling Improvements to the Object Oriented Tool DEBRISK : DEBRISK V4 - Martin Spel (RTECH)
11:28 Revisiting the VKI Free-Flying Ring Test Case
11:28 - 11:46
Room: Accueil
Contributions

11:28 Revisiting the VKI Free-Flying Ring Test Case: A Possible Geometric Explanation for Drag Overprediction in CFD Rebuilding Efforts - MARTIN SPEL (RTECH)
11:46 HIC SVNT DRACONES - re-enter with the dragon

11:46 - 12:04
Room: Accueil

12:04 Workshop Closure

12:04 - 12:19
Room: Accueil

12:30 Technical visit: Free visit of La Cité de l'Espace
Free visit of La Cité de l'Espace
12:30 - 17:00
Room: Accueil

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