1. Instituto de Plasmas e Fusão Nuclear, Instituto Superior Técnico, Universidade de Lisboa, Av. Rovisco Pais 1, 1049-001 Lisbon, Portugal
2. DIETI/Consorzio CREATE, Università Federico II, Via Claudio 21, 80125 Napoli, Italy
3. SCK CEN Belgian Nuclear Research Center, 2400 Mol, Belgium
4. Institute for Plasma Science and Technology, National Research Council, 20125 Milan, Italy
5. Institute of Plasma Physics and Laser Microfusion, Hery 23, 01-497 Warsaw, Poland
6. Institute of Energy and Climate Research, Forschungszentrum Jülich GmbH, 52428 Jülich, Germany