1. Paul Scherrer Institut, Forschungsstrasse 111, Villigen PSI 5232, Switzerland
2. PiBond Oy, Kutojantie 2B, Espoo 02630, Finland
3. Center for Functional Nanomaterials, Brookhaven National Laboratory, Upton, New York 11973-5000, United States of America
4. Institute of Materials Research and Engineering, A*STAR (Agency for Science, Technology, and Research), 2 Fusionopolis Way, #08-03 Innovis, Singapore 138634, Republic of Singapore
5. École Polytechnique Fédérale de Lausanne, STI SMX-GE, Lausanne CH 1015, Switzerland
6. Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore