Karlsruhe Institute of Technology - Institute for Nanotechnology, Karlsruhe Institute of Technology - Institute for Nanotechnology, Technical University of Darmstadt - Division of Physical Metallurgy, Technical University of Darmstadt - Division of Physical Metallurgy, Pohang University of Science and Technology (POSTECH) - Department of Materials Science and Engineering, Karlsruhe Institute of Technology (KIT) - Institute of Nanotechnology (INT) and Karlsruhe Institute of Technology - Institute for Nanotechnology