O2.1- To improve the capacity of MOFs beyond 4% and 44 g/l.

O2.2- Improvement of the capacity of ACs beyond 12 wt % and 25 gH2/lPS.

O2.3- To develop synthesis strategies for ultraporous carbons with high yields.

O2.4- To explore the use of renewable and economic polymers and biomass and develop advanced precursors with selected 3D structures.

O2.5- To produce innovative MOFs based on metal combinations for densities >1 g/cm.

O2.6- To develop a catalogue of 200 samples with descriptors;

O2.7 To validate ML-guided 8% improvement.

WP Leader: University of Nottingham

O3.1- Replication of best candidate materials from the MOF and AC families at multi-kg batches with < 10% discrepancy in hydrogen storage indicators.

O3.2- Validation of manufacturing SOP using >1,000L reactors and >1m3 furnace.

O3.3- Adapting densification strategies for pellets, spheres and monoliths.

O3.4- Establishing product formulas including MOF, AC, binders and their different possible blends.

O3.5- Evaluation of the cyclability of densified ultraporous materials for minimal physical degradation.

O3.6- Compiling preliminary material datasheets.

WP Leader: Envirohemp

O4.1- Setup of a thermo-physical & mechanical catalogue showing degree of H2-compatibility of fibre-reinforced

Aluminium manufactured by additive manufacturing compared to existing Aluminium plate/sheet/cast/WAAM alternatives as benchmark.

O4.2- Development of a scalable wire-based additive manufacturing technology to produce high-performance lightweight metal vessels with dedicated shapes.

O4.3- Validation of permeation & fatigue behaviour of specimens manufactured by WAAM w/o fibres.

O4.4- Collection of recommendations for design and manufacturing of vessel, including best solutions for joints and transitions.

O4.5- Development & selection of protecting coatings for innovative Al and Mg materials

WP Leader: LKR

O5.1- Full numerical design of a short-term storage system based on WAAM vessel and densified adsorbent media with adjusted TPS regime.

O5.2- Development of a digital twin of the system;

O5.3- WAAM manufacturing of encapsulated double-walled vessel.

O5.4- Independent safety certification of vessel for the desired H2 max. Compression.

O5.5- Assembling and testing of a demonstrator with working capacity for at least 1 kg of hydrogen.

O5.6- Developing a versatile refuelling interface compatible with 350 bar.

O5.7- To validate and benchmark demonstrator with at least 33g H2/lsys.

WP Leader: SPIKE Renewables

O6.1- Provide environmental criterion in the decision-making phase during the design stage.

O6.2- Identify environmental and economic hotspots in the production of the complete system at low scale and guide the scaling-up.

O6.3- Evaluate the Life Cycle environmental performance of the complete scaled-up system.

O6.4- Estimate the Levelized Cost of Production of the complete system.

O6.5- Eco-design insights fostered by end-of-life preliminary evaluation.

O6.6- Provide risk-assessment of the demonstrator.

O6.7- Provide techno-economic assessment for OEMs of the different transportation sectors.

WP Leader: Contactica

O7.1- To maximise the impact of MAST3RBoost results through appropriate Exploitation strategies that ensure the

protection of IPR and market opportunities.

O7.2- To ensure that the project’s objectives, activities and results developed are widely promoted to a broad audience.

O7.3- To build on the know-how generated by other projects.

O7.4- To create spaces of discussion for a rapid spread of the progress beyond state-of-the-art.

O7.5- secure the end-to-end involvement of the whole value chain.

WP Leader: Contactica

O8.1- To establish project management procedures and structures to ensure an effective project management.

O8.2- To perform a correct and appropriate scientific coordination to ensure all the project objectives are clearly defined and efficiently achieved.

O8.3- To guarantee that project activities are executed with efficient use of resources, time and budget. To identify risks and issue corrective action plan as necessary.

O8.4- To ensure an efficient financial and legal management.

O8.5- To facilitate an adequate project coordination with other related projects and the European Commission.

O8.6- To guarantee that gender equality issues are taken into account in the Project.

WP Leader: Envirohemp