1. Institute of Semiconductor Technology (IHT) Technische Universität Braunschweig Hans-Sommer-Straße 66 D-38106 Braunschweig Germany
2. Laboratory for Emerging Nanometrology (LENA) Technische Universität Braunschweig Langer Kamp 6 D-38106 Braunschweig Germany
3. Research Centre for Physics Indonesian Institute of Sciences (LIPI) Jl. Kawasan Puspiptek No. 441-442 15314 Tangerang Selatan Indonesia
4. MIND-IN2UB Department of Electronic and Biomedical Engineering University of Barcelona Martí i Franquès 1 E-08028 Barcelona Spain