1 Theoretical Physics and Center for Interdisciplinary Nanostructure Science and Technology, FB10, Universität Kassel, Kassel, Germany.
2 CONICET Consejo Nacional de Investigaciones Científicas y Técnicas, Buenos Aires, Argentina.
3 GIBIO-Universidad Tecnológica Nacional-Facultad Regional Buenos Aires, Buenos Aires, Argentina.
4 High Performance Computing Center North (HPC2N), Umeå University, Umeå, Sweden.
5 Theoretical Physics and Center for Interdisciplinary Nanostructure Science and Technology, FB10, Universität Kassel, Kassel, Germany. m.garcia@uni-kassel.de.