1. BLL, Inc., 1725B South Hayes Street, Arlington, Virginia 22202
2. EURATOM0UKAEA Fusion Association, Culham Science Centre, Abingdon OX14 3DB, United Kingdom
3. A. A. Bochvar All-Russia Institute of Inorganic Materials (VNIINM), 5a Rogova Street, Moscow 123098, Russia
4. Institute of Problems of Chemical Physics of Russian Academy of Science, 1 Prospekt Akademika Semenova Chernogolovka, Moscow Region 142432, Russia
5. Moscow State University, Chemistry Department, Moscow 119991, Russia