[Tu-P] Quantum technologies: semiconductor qubits and applications, cryo-CMOS technologies

[Tu-P-110] Loopless Multiterminal Quantum Circuits at Odd Parity

〇Antonio L. Rigotti Manesco R. Manesco^1,2, Anton Akhmerov², Valla Fatemi³ (1. Niels Bohr Institute, University of Copenhagen (Denmark), 2. Kavli Institute of Nanoscience, Delft University of Technology (Netherlands), 3. School of Applied and Engineering Physics, Cornell University (USA))

We explore the double minima in the energy-phase relation of odd parity multiterminal Josephson junctions. Spin-orbit couples the superconducting phase to the spin of the quasiparticle. We propose universal control of the low-energy states of this device in a setup free of superconducting loops.