1. eMERG, Technical Drawing and Engineering Projects, Applied Physics I, Mining and Metallurgy Engineering and Material Science, University of the Basque Country; Rafael Moreno Pitxitxi street 2 and 3 Bilbao 48013 Spain
2. StEM, Stuttgart Center for Electron Microscopy, Max Planck Institute for Solid State Research; Heisenbergstr. 1 Stuttgart 70569 Germany