Superconducting microwave magnetometer for absolute flux detection

Simon Günzler, ∗ Patrick Winkel, ∗ Dennis Rieger, Kiril Borisov, Martin Spiecker, Alexey V. Ustinov, 2, 4 Ioan M. Pop, 2, 3 and Wolfgang Wernsdorfer 2, 3, 5, † Institute for Quantum Materials and Technology, Karlsruher Institute of Technology, 76344 Eggenstein-Leopoldshafen, Germany Physikalisches Institut, Karlsruhe Institute of Technology, 76131 Karlsruhe, Germany Institute of Nanotechnology, Karlsruhe Institute of Technology, 76344 Eggenstein-Leopoldshafen, Germany Russian Quantum Center, National University of Science and Technology MISIS, 119049 Moscow, Russia Institut Néel, CNRS and Université Joseph Fourier, Grenoble, France (Dated: July 14, 2021)

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