Affiliation: | 1. Laboratory for Micro‐ and Nanotechnology (LMN), Paul Scherrer Institut (PSI), 5232 Villigen (Switzerland), Fax: (+41)?56‐310‐2646;2. Swiss Light Source (SLS), PSI, 5232 Villigen (Switzerland);3. Sony Deutschland GmbH, Stuttgart Technology Center, Materials Science Laboratory, 70327 Stuttgart (Germany) |