J. Bylander⁷, D. DiVincenzo⁸, R. Barends⁴, and P. A. Bushev^1,‡

• ¹Institute for Functional Quantum Systems (PGI-13), Forschungszentrum Jülich, 52425 Jülich, Germany
• ²Institute of Quantum Control (PGI-8), Forschungszentrum Jülich, 52425 Jülich, Germany
• ³Institute for Theoretical Physics, Universität zu Köln, Zülpicher Str. 77, 50937 Köln, Germany
• ⁴Department of Physics, RWTH Aachen University, 52074 Aachen, Germany
• ⁵Physikalisches Institut II, Universität zu Köln, Zülpicher Str. 77, 50937 Köln, Germany
• ⁶Department of Physics and Astronomy, Aarhus University, 8000 Aarhus, Denmark
• ⁷Microtechnology and Nanoscience, Chalmers University of Technology, SE-412 96 Göteborg, Sweden
• ⁸JARA-Institute for Quantum Information (PGI-11), Forschungszentrum Jülich, 52425 Jülich, Germany

• ^*Contact author: m.jerger@fz-juelich.de
• ^†Contact author: f.motzoi@fz-juelich.de
• ^‡Contact author: p.bushev@fz-juelich.de