1 Max Planck Institute of Quantum Optics, Garching, Germany. [email protected].
2 QUANTUM, Institut für Physik & Exzellenzcluster PRISMA, Johannes Gutenberg-Universität Mainz, Mainz, Germany. [email protected].
3 LaserLaB, Department of Physics and Astronomy, Vrije Universiteit, Amsterdam, The Netherlands. [email protected].
4 Institute for Particle Physics and Astrophysics, ETH Zurich, Zurich, Switzerland.
5 Paul Scherrer Institute, Villigen, Switzerland.
6 Institut für Strahlwerkzeuge, Universität Stuttgart, Stuttgart, Germany.
7 LIBPhys-UC, Department of Physics, University of Coimbra, Coimbra, Portugal.
8 Laboratory for Instrumentation, Biomedical Engineering and Radiation Physics (LIBPhys-UNL), Department of Physics, NOVA School of Science and Technology, NOVA University Lisbon, Caparica, Portugal.
9 Laboratoire Kastler Brossel, Sorbonne Université, CNRS, ENS-PSL Research University, Collège de France, Paris, France.
10 Physics Department, National Tsing Hua University, Hsincho, Taiwan.
11 i3N, Universidade de Aveiro, Aveiro, Portugal.
12 Max Planck Institute of Quantum Optics, Garching, Germany.
13 TRIUMF, Vancouver, British Columbia, Canada.
14 Institut Lumière Matière, University of Lyon, Université Claude Bernard Lyon 1, CNRS, Villeurbanne, France.
15 Ludwig-Maximilians-Universität, Fakultät für Physik, Munich, Germany.
16 Theiss Research, La Jolla, CA, USA.
17 Department of Physics, Lund University, Lund, Sweden.
18 Max Planck Institute of Quantum Optics, Garching, Germany. [email protected].
19 QUANTUM, Institut für Physik & Exzellenzcluster PRISMA, Johannes Gutenberg-Universität Mainz, Mainz, Germany. [email protected].
20 Institute for Particle Physics and Astrophysics, ETH Zurich, Zurich, Switzerland. [email protected].
21 Paul Scherrer Institute, Villigen, Switzerland. [email protected].