1. Harvard John A. Paulson School of Engineering and Applied Sciences Harvard University 29 Oxford Street Cambridge MA 02138 USA
2. Laboratory for Nanometallurgy ETH Zurich Vladimir‐Prelog‐Weg 1‐5/10 Zurich 8093 Switzerland
3. PRIMALIGHT Faculty of Electrical Engineering Applied Mathematics and Computational Science King Abdullah University of Science and Technology (KAUST) Thuwal 23955‐6900 Saudi Arabia
4. Ion Beam Physics ETH Zurich Otto‐Stern‐Weg 5 Zurich 8093 Switzerland