1. Leadership Computing Facility; Argonne National Laboratory; Argonne, IL 60439 USA
2. Center for Individual Nanoparticle Functionality, Department of Physics; Technical University of Denmark; DK-2800 Kgs. Lyngby Denmark
3. Center for Atomic-scale Materials Design, Department of Physics; Technical University of Denmark; DK-2800 Kgs. Lyngby Denmark
4. Nano-bio Spectroscopy Group and ETSF Scientific Development Center, Departamento de Física de Materiales; Universidad del País Vasco, CSIC-UPV/EHU-MPC and DIPC; Avenida de Tolosa 72 E-20018 San Sebastián Spain
5. CSC - IT Center for Science Ltd.; P.O. Box 405 FI-02101 Espoo Finland
6. Department of Applied Physics, School of Science; Aalto University; P.O. Box 11100 FI-00076 AALTO Finland
7. Performance Research Laboratory; University of Oregon; Eugene, OR, 97403 USA