1. Dutch-Belgian (DUBBLE), ESRF - The European Synchrotron, CS 40220, 38043 Grenoble Cedex 9, France
2. Faculty of Applied Sciences, Delft University of Technology, PO Box 5, 2600 AA Delft, The Netherlands
3. Alistore European Research Institute, Université de Picardie Jules Verne, 33 rue Saint Leu, 80039 Amiens Cedex, France
4. ESRF - The European Synchrotron, CS 40220, 38043 Grenoble Cedex 9, France
5. School of Physical Sciences, University of Kent, Canterbury CT2 7NH, U.K.
6. Istituto per lo Studio dei Materiali Nanostrutturatti (ISMN)-CNR, UOS Palermo, Via Ugo La Malfa, 153, 90146 Palermo, Italy