Working Group Superconducting Quantum Circuits

Selected Publications


[1]

Rabi oscillations in a superconducting nanowire circuit

Y. Schön, J. N. Voss, M. Wildermuth, A. Schneider, . T. Skacel, M. P. Weides, J. H. Cole, H. Rotzinger, A. V. Ustinov

npj Quantum Mater. 5 (2020) 18

 

[2]

Current-Resistance Effects Inducing Nonlinear Fluctuation Mechanisms in Granular Aluminum Oxide Nanowires

C. Barone, H. Rotzinger, J. N. Voss, C. Mauro, Y. Schön, A. V. Ustinov, S. Pagano

Nanomaterials 10 (2020) 524

 

[3]

Circuit Quantum Electrodynamics of Granular Aluminum Resonators

N. Maleeva, L. Grünhaupt, T. Klein, F. Levy-Bertrand, O. Dupre, M. Calvo, F. Valenti, P. Winkel, F. Friedrich, W. Wernsdorfer, A. V. Ustinov, H. Rotzinger, A. Monfardini, M. V. Fistul, I. M. Pop

Nat. Commun. 9 (2018) 3889

 

[4]

Electric field spectroscopy of material defects in transmon qubits

J. Lisenfeld, A. Bilmes, A. Megrant, R. Barends, J. Kelly, P. Klimov, G. Weiss, J. M. Martinis, A. V. Ustinov

npj Quantum Inf. 5 (2019) 105

 

[5]

Transmon qubit in a magnetic field: Evolution of coherence and transition frequency

A. Schneider, T. Wolz, M. Pfirrmann, M. Spiecker, H. Rotzinger, A. V. Ustinov, M. Weides

Phys. Rev. Res. 1 (2019) 23003

 

[6]

Charge quantum interference device

S. E. de Graaf, S. T. Skacel, T. Hönigl-Decrinis, R. Shaikhaidarov, H. Rotzinger, S. Linzen, M. Ziegler, U. Hübner, H.-G. Meyer, V. Antonov, E. Il'ichev, A. V. Ustinov, A. Ya. Tzalenchuk, O. V. Astafiev

Nat. Phys. 14 (2018) 590

 

[7]

Granular aluminium as a superconducting material for high-impedance quantum circuits

L. Grünhaupt, M. Spiecker, D. Gusenkova, N. Maleeva, S. T. Skacel, I. Takmakov, F. Valenti, P. Winkel, H. Rotzinger, W. Wernsdorfer, A. V. Ustinov, I. M. Pop

Nat. Mater. 18 (2019) 816

 

[8]

Loss Mechanisms and Quasiparticle Dynamics in Superconducting Microwave Resonators Made of Thin-Film Granular Aluminum

L. Grünhaupt, N. Maleeva, S. T. Skacel, M. Calvo, F. Levy-Bertrand, A. V. Ustinov, H. Rotzinger, A. Monfardini, G. Catelani, I. M. Pop

Phys. Rev. Lett. 121 (2018) 117001

 

[9]

Analog quantum simulation of the Rabi model in the ultra-strong coupling regime

J. Braumüller, M. Marthaler, A. Schneider, A. Stehli, H. Rotzinger, M. Weides, A. V. Ustinov

Nat. Commun. 8 (2017) 779

 

[10]

Aluminium-oxide wires for superconducting high kinetic inductance circuits

H. Rotzinger, S. T. Skacel, M. Pfirrmann, J. N. Voss, J. Münzberg, S. Probst, P. Bushev, M. P. Weides, A. V. Ustinov, J. E. Mooij

Supercond. Sci. Technol. 30 (2017) 25002

 

[11]

Superconductor-insulator transition in nanowires and nanowire arrays

J. E. Mooij, G Schön, A. Shnirman, T. Fuse, C. J. P. M. Harmans, H. Rotzinger, A. H. Verbruggen

New J. Phys. 17 (2015) 33006

 

[12]

Anisotropic rare-earth spin ensemble strongly coupled to a superconducting resonator

S. Probst, H. Rotzinger, S. Wünsch, P. Jung, M. Jerger, M. Siegel, A. V. Ustinov, and P. A. Bushev

Phys. Rev. Lett. 110 (2013) 157001

 

[13]

Ultralow-power spectroscopy of a rare-earth spin ensemble using a superconducting resonator

P. Bushev, A. K. Feofanov, H. Rotzinger, I. Protopopov, J. H. Cole, C. M. Wilson, G. Fischer, A. Lukashenko, A. V. Ustinov

Phys. Rev. B 84 (2011) 60501