Immanuel Bloch^1,2,5 and Johannes Zeiher^1,2,5,†

• ¹Max-Planck-Institut für Quantenoptik, 85748 Garching, Germany
• ²Munich Center for Quantum Science and Technology (MCQST), 80799 Munich, Germany
• ³European Laboratory for Non-Linear Spectroscopy (LENS), University of Florence, Via N. Carrara 1, 50019 Sesto Fiorentino, Italy
• ⁴Department of Physics and Astronomy, University of Florence, Via G. Sansone 1, 50019 Sesto Fiorentino, Italy
• ⁵Fakultät für Physik, Ludwig-Maximilians-Universität, 80799 Munich, Germany
• ⁶Fraunhofer Institute for Photonic Microsystems IPMS, 01109 Dresden, Germany
• ⁷Fraunhofer Group for Microelectronics, Research Fab Microelectronics Germany (FMD), 10178 Berlin, Germany

• ^*These authors contributed equally to this work.
• ^†Contact author: johannes.zeiher@mpq.mpg.de