1. KU Leuven; Department of Physics and Astronomy; Solid-State physics 3001 Heverlee Belgium
2. KU Leuven; Department of Materials Engineering; 3001 Heverlee Belgium
3. IBM Research GmbH; 8803 Rueschlikon Switzerland
4. Kemstream; 34000 Montpellier France
5. DCA Instruments; 20360 Turku Finland