1. Microelectronics and Materials Physics Laboratories; University of Oulu; PO Box 4500; FI-90014; Finland
2. Schott AG; Research and Technology Development; Hattenbergstr. 10, 55122; Mainz; Germany
3. Schott Electronic Packaging GmbH; R&D Product Division Glass; Professor-Schott Str. 1; 84032; Landshut; Germany