1. JP Nuclear Materials Sub-programme 4 - Physical modelling and modelling-oriented experiments on structural materials The Joint Programme for Nuclear Materials of the European Energy Research Alliance (EERA JPNM) Cristelle Pareige (CNRS) EERA JP MS Stakeholder Meeting 10 th of September 2014, Brussels

2. JP Nuclear Materials www.eera-jpnm.eu Synergies Non linear responses Different mechanisms at different length and time scales Synergies Non linear responses Different mechanisms at different length and time scales SP4 : Physical modelling and modelling- oriented experiments on structural materials High irradiation dose Aggressive environment structure & composition Mechanical loading High temperature Physical understanding is a key for prediction of the behaviour of materials under envisaged in-service conditions for safe operation and design of the Gen IV reactors

3. JP Nuclear Materials www.eera-jpnm.eu Space 1 nm1m1m 1 s 1 ps Electronic structure Ab initio Dislocations Dynamics, Rate theory Object or Event Monte Carlo Molecular Dynamic Atomic Monte Carlo 1mm1m Crystal Plasticity Homogenization Continuum mechanics Time 1 y 1 c Model irradiations with charged particles Experimental reactors Mechanical tests Tomographic Atom Probe Positron Annihilation TEM, SEM Small Angle Neutron Scattering Atomic level properties Displacement cascades Nanostructural & microchemical evolution Swelling Creep Environmental effects Embrittlement Tools and approach: Multi-scale combination of modelling and experiments

4. JP Nuclear Materials www.eera-jpnm.eu Page 4 SP2 Innovative high temperature resistant steels SP2 Innovative high temperature resistant steels SP3 Refractory Materials SP3 Refractory Materials Cross-cutting sub-programme -WP 1: Determine and quantify the physical mechanisms that govern the property changes experienced by "conventional" steels selected in SP1 and their model alloys 3 Pilot Projects (2 support the MatISSE project) -WP2 and WP3: Assist in the elaboration routes for innovative materials performed in SP2 and SP3. Early stage. 2 Task Forces (are working on new PP) -WP4: Coordination/consolidation and sharing ressources. Development of a web portal by ENEA for sharing data and results, reporting etc… Objectives & Topics reflect the other SPs on structural materials SP1 Materials for ESNII SP1 Materials for ESNII

5. JP Nuclear Materials www.eera-jpnm.eu Page 5 Reporting done for 2010-2014 for all the tasks declared in the DoW

6. JP Nuclear Materials www.eera-jpnm.eu MaTISSE FP7 Euratom (2013– 2017) 1.3 M€ with 50% EC contribution + in-kind contributions (national programmes …) 550 k€ MaTISSE FP7 Euratom (2013– 2017) 1.3 M€ with 50% EC contribution + in-kind contributions (national programmes …) 550 k€ GETMAT FP7 Euratom (2008-2012) 3.6 M€ with 50% EC contribution GETMAT FP7 Euratom (2008-2012) 3.6 M€ with 50% EC contribution National programmes, lab projects, regional projects … Link with fusion EFDA/IRIMEV Link with fusion EFDA/IRIMEV Link with projects related to materials for existing reactors FP7 projects: PERFECT, PERFORM 60 … Human resources 34 person years per year ~ 4.5 M€/Y To be developed Link with NUGENIA and JP AMPEA Development of physics-based models for prediction of the behaviour of materials under envisaged in-service conditions in Gen IV reactors Link with industry (EDF)