1. Department of Applied
Physics Eindhoven, University of Technology, 5600 MB Eindhoven, The Netherlands
2. Instituto de Física “Gleb
Wataghin”, Universidade Estadual de Campinas, UNICAMP, 13083-859 Campinas, São Paulo, Brazil
3. Philips Innovation Services Eindhoven, High Tech Campus 11, 5656AE Eindhoven, The Netherlands
4. CNRS-Laboratoire d’Analyse et d’Architecture des Systèmes
(LAAS), Université de Toulouse, 7 avenue du colonel Roche, F-31400 Toulouse, France
5. Kavli Institute of Nanoscience, Delft University of Technology, 2600 GA Delft, The Netherlands