Circular raw materiaLs for European Open Strategic autonomy on chips and microElectronics pRoduction is a project selected for funding under the call Interregional Innovation Investments (I3) Instrument by the European Commission, for a total of 14 million euro. CLOSER has the objective of contributing to the Chips Act Pillar 2 (the European Union’s regulation on semiconductors) through the recovery/recycling of raw materials for semiconductors and the recycling/reprocessing of critical components and raw materials coming from the microelectronics industry in Europe. The complex Consortium comprises 31 key European actors (SMEs, big companies, clusters, research centres, and universities) from 8 European countries (plus Switzerland). It is led by the University of Rome Tor Vergata, and participated by the University of Tuscia.