1. Institute for Microelectronics, TU Wien, Vienna, Austria
2. Infineon Technologies AG, Neubiberg, Germany
3. Infineon Technologies Austria AG, Villach, Austria
4. Christian Doppler Laboratory for Single Defect Spectroscopy, Institute for Microelectronics, TU Wien, Vienna, Austria
5. JKU Linz, Linz, Austria
6. KAI, Villach, Austria