Dr. Dong Yeong Kim (Max Planck Institute for Solid State Research / DE), Thomas J. Smart (Max Planck Institute for Solid State Research / DE), Dr. Hans Boschker (Epiray / DE), Dr. Sander Smink (Max Planck Institute for Solid State Research / DE), Lena Majer (Max Planck Institute for Solid State Research / DE), Prof. Dr. Jochen Mannhart (Max Planck Institute for Solid State Research / DE), Dr. Wolfgang Braun (Max Planck Institute for Solid State Research / DE)