1. Faculty for Mathematics and Physics; University of Ljubljana; Jadranska 19 SI-1000 Ljubljana Slovenia
2. Material Science and Engineering Department; North Carolina State University; 1001 Capability Drive Raleigh NC 27606 USA
3. Adroit Materials, Inc.; 2054 Kildaire Farm Rd. Cary NC 27518 USA
4. HexaTech, Inc.; 991 Aviation Pkwy Morrisville NC 27560 USA
5. Jozef Stefan Institute; Jamova 39 SI-1000 Ljubljana Slovenia