Publications | Quantum Device Lab

Publications

Submitted

Calibration of Drive Non-Linearity for Arbitrary-Angle Single-Qubit Gates Using Error Amplification, S. Lazar, Q. Ficheux, J. Herrmann, A. Remm, N. Lacroix, C. Hellings, F. Swiadek, D. C. Zanuz, G. J. Norris, M. B. Panah, A. Flasby, M. Kerschbaum, J. Besse, C. Eichler, and A. Wallraff, arXiv:2212.01077 (2022), open access arXiv:2212.01077
Realizing a deep reinforcement learning agent discovering real-time feedback control strategies for a quantum system, K. Reuer, J. Landgraf, T. Fösel, J. O'Sullivan, L. Beltran, A. Akin, G. J. Norris, A. Remm, M. Kerschbaum, J-C. Besse, F. Marquardt, A. Wallraff, and C. Eichler, arXiv:2210.16715 (2022), open access arXiv:2210.16715
Intermodulation Distortion in a Josephson Traveling Wave Parametric Amplifier, A. Remm, S. Krinner, N. Lacroix, C. Hellings, F. Swiadek, G. Norris, C. Eichler, and A. Wallraff, arXiv.org:2210.04799 (2022), open access arXiv:2210.04799
Frequency Up-Conversion Schemes for Controlling Superconducting Qubits, J. Herrmann, C. Hellings, S. Lazar, F. Pfäffli, F. Haupt, T. Thiele, D. C. Zanuz, G. J. Norris, F. Heer, C. Eichler, and A. Wallraff, arXiv:2210.02513 (2022), open access arXiv:2210.02513

2023

Loophole-free Bell inequality violation with superconducting circuits, S. Storz, J. Schär, A. Kulikov, P. Magnard, P. Kurpiers, J. Lütolf, T. Walter, A. Copetudo, K. Reuer, A. Akin, J-C. Besse, M. Gabureac, G. J. Norris, A. Rosario, F. Martin, J. Martinez, W. Amaya, M. W. Mitchell, C. Abellán, J-D. Bancal, N. Sangouard, B. Royer, A. Blais, and A. Wallraff, Nature 617, 265-270 (2023)

2022

Controlling Atom-Photon Bound States in an Array of Josephson-Junction Resonators, M. Scigliuzzo, G. Calajó, F. Ciccarello, D. Perez Lozano, A. Bengtsson, P. Scarlino, A. Wallraff, D. Chang, P. Delsing, and S. Gasparinetti, Phys. Rev. X 12, 031036 (2022), open access arXiv:2107.06852
Large-bandwidth Transduction Between an Optical Single Quantum Dot Molecule and a Superconducting Resonator, Y. Tsuchimoto, Z. Sun, E. Togan, S. Fält, W. Wegscheider, A. Wallraff, K. Ensslin, A. Imamoglu, and M. Kroner, PRX Quantum 3, 030336 (2022)
Magnetic imaging of superconducting qubit devices with scanning SQUID-on-tip, E. Marchiori, L. Ceccarelli, N. Rossi, G. Romagnoli, J. Herrmann, J.-C. Besse, S. Krinner, A. Wallraff, and M. Poggio, Applied Physics Letters 121, 052601 (2022)
Realizing quantum convolutional neural networks on a superconducting quantum processor to recognize quantum phases, J. Herrmann, S. M. Llima, A. Remm, P. Zapletal, N. A. McMahon, C. Scarato, F. Swiadek, C. K. Andersen, C. Hellings, S. Krinner, N. Lacroix, S. Lazar, M. Kerschbaum, D. C. Zanuz, G. J. Norris, M. J. Hartmann, A. Wallraff, and C. Eichler, Nature Comm. 13, 4144 (2022), open access arXiv:2109.05909 (Online data)
In situ Tuning of the Electric-Dipole Strength of a Double-Dot Charge Qubit: Charge-Noise Protection and Ultrastrong Coupling, P. Scarlino, J. H. Ungerer, D. J. van Woerkom, M. Mancini, P. Stano, C. Müller, A. J. Landig, J. V. Koski, C. Reichl, W. Wegscheider, T. Ihn, K. Ensslin, and A. Wallraff, Phys. Rev. X 12, 031004 (2022)
Building blocks of a flip-chip integrated superconducting quantum processor, S. Kosen, H-X. Li, M. Rommel, D. Shiri, C. Warren, L. Grönberg, J. Salonen, T. Abad, J. Biznárová, M. Caputo, L. Chen, K. Grigoras, G. Johansson, A. Frisk Kockum, C. Križan, D. Pérez Lozano, G. J. Norris, A. Osman, J. Fernández-Pendás, A. Ronzani, A. Fadavi Roudsari, S. Simbierowicz, G. Tancredi, A. Wallraff, C. Eichler, J. Govenius, and J. Bylander, Quantum Sci. Technol. 7, 035018 (2022), open access arXiv:2112.02717
Realizing repeated quantum error correction in a distance-three surface code, S. Krinner, N. Lacroix, A. Remm, A. Di Paolo, E. Genois, C. Leroux, C. Hellings, S. Lazar, F. Swiadek, J. Herrmann, G. J. Norris, C K. Andersen, M. Müller, A. Blais, C. Eichler, and A. Wallraff, Nature 605, 669–674 (2022), open access arXiv:2112.03708 (Online data)
Realization of a Universal Quantum Gate Set for Itinerant Microwave Photons, K. Reuer, J-C. Besse, L. Wernli, P. Magnard, P. Kurpiers, G. J. Norris, A. Wallraff, and C. Eichler, Phys. Rev. X 12, 011008 (2022), open access arXiv:2106.03481 (Online data)

2021

Circuit quantum electrodynamics, A. Blais, A. L. Grimsmo, S. M. Girvin, and A. Wallraff, Rev. Mod. Phys. 93, 025005 (2021), open access arXiv:2005.12667
Charge qubit in a triple quantum dot with tunable coherence, B. Kratochwil, J. V. Koski, A. J. Landig, P. Scarlino, J. C. Abadillo-Uriel, C. Reichl, S. N. Coppersmith, W. Wegscheider, M. Friesen, A. Wallraff, T. Ihn, and K. Ensslin, Phys. Rev. Research 3, 013171 (2021), open access arXiv:2006.05883

2020

Microwave Quantum Link between Superconducting Circuits Housed in Spatially Separated Cryogenic Systems, P. Magnard, S. Storz, P. Kurpiers, J. Schär, F. Marxer, J. Lütolf, T. Walter, J. - C. Besse, M. Gabureac, K. Reuer, A. Akin, B. Royer, A. Blais, and A. Wallraff, Phys. Rev. Lett. 125, 260502 (2020), open access arXiv:2008.01642 (Online data)
Primary Thermometry of Propagating Microwaves in the Quantum Regime, M. Scigliuzzo, A. Bengtsson, J. - C. Besse, A. Wallraff, P. Delsing, and S. Gasparinetti, Phys. Rev. X 10, 041054 (2020), open access arXiv:2003.13522
Implementation of Conditional Phase Gates Based on Tunable $ZZ$ Interactions, M. C. Collodo, J. Herrmann, N. Lacroix, C. Kraglund Andersen, A. Remm, S. Lazar, J-C. Besse, T. Walter, A. Wallraff, and C. Eichler, Phys. Rev. Lett. 125, 240502 (2020), open access arXiv:2005.08863 (Online data)
Demonstration of an All-Microwave Controlled-Phase Gate between Far-Detuned Qubits, S. Krinner, P. Kurpiers, B. Royer, P. Magnard, I. Tsitsilin, J. - C. Besse, A. Remm, A. Blais, and A. Wallraff, Phys. Rev. Appl. 14, 044039 (2020), open access arXiv:2006.10639 (Online data)
Improving the Performance of Deep Quantum Optimization Algorithms with Continuous Gate Sets, N. Lacroix, C. Hellings, C. Kraglund Andersen, A. Di Paolo, A. Remm, S. Lazar, S. Krinner, G. J. Norris, M. Gabureac, J. Heinsoo, A. Blais, C. Eichler, and A. Wallraff, PRX Quantum 1, 020304 (2020), open access arXiv:2005.05275 (Online data)
Realizing a Deterministic Source of Multipartite-Entangled Photonic Qubits, J. - C. Besse, K. Reuer, M. C. Collodo, A. Wulff, L. Wernli, A. Copetudo, D. Malz, P. Magnard, A. Akin, M. Gabureac, G. J. Norris, J. I. Cirac, A. Wallraff, and C. Eichler, Nat. Commun. 11, 4877 (2020), open access arXiv:2005.07060 (Online data)
Benchmarking Coherent Errors in Controlled-Phase Gates due to Spectator Qubits, S. Krinner, S. Lazar, A. Remm, C.K. Andersen, N. Lacroix, G.J. Norris, C. Hellings, M. Gabureac, C. Eichler, and A. Wallraff, Phys. Rev. Appl. 14, 024042 (2020), open access arXiv:2005.05914 (Online data)
Repeated Quantum Error Detection in a Surface Code, C. Kraglund Andersen, A. Remm, S. Lazar, S. Krinner, N. Lacroix, G. J. Norris, M. Gabureac, C. Eichler, and A. Wallraff, Nature Physics 16, 875–880 (2020), open access arXiv:1912.09410
Strong photon coupling to the quadrupole moment of an electron in a solid-state qubit, J. V. Koski, A. J. Landig, M. Russ, J. C. Abadillo-Uriel, P. Scarlino, B. Kratochwil, C. Reichl, W. Wegscheider, G. Burkard, M. Friesen, S. N. Coppersmith, A. Wallraff, T. Ihn, and K. Ensslin, Nature Physics (2020), open access arXiv:1905.00846
Radiative cooling of a spin ensemble, B. Albanese, S. Probst, V. Ranjan, C. W. Zollitsch, M. Pechal, A. Wallraff, J. J. L. Morton, D. Vion, D. Esteve, E. Flurin, and P. Bertet, Nature Physics (2020), open access arXiv:1910.11092
Parity Detection of Propagating Microwave Fields, J. - C. Besse, S. Gasparinetti, M. C. Collodo, T. Walter, A. Remm, J. Krause, C. Eichler, and A. Wallraff, Phys. Rev. X 10, 011046 (2020), open access arXiv:1912.09896

2019

Single-shot Non-destructive Detection of Rydberg Atom Ensembles by Transmission Measurement of a Microwave Cavity, S. Garcia, M. Stammeier, J. Deiglmayr, F. Merkt, and A. Wallraff, Phys. Rev. Lett. 123, 193201 (2019), open access arXiv:1901.05685
Virtual-photon-mediated spin-qubit-transmon coupling, A. J. Landig, J. V. Koski, P. Scarlino, C. Müller, J. C. Abadillo-Uriel, B. Kratochwil, C. Reichl, W. Wegscheider, S. N. Coppersmith, M. Friesen, A. Wallraff, T. Ihn, and K. Ensslin, Nat. Commun. 10, 5037 (2019), open access arXiv:1903.04022
Quantum Communication with Time-Bin Encoded Microwave Photons, P. Kurpiers, M. Pechal, B. Royer, P. Magnard, T. Walter, J. Heinsoo, Y. Salathe, A. Akin, S. Storz, J. - C. Besse, S. Gasparinetti, A. Blais, and A. Wallraff, Phys. Rev. Appl. 12, 044067 (2019), open access arXiv:1811.07604
Two-photon resonance fluorescence of a ladder-type atomic system, S. Gasparinetti, J-C. Besse, M. Pechal, R. D. Buijs, C. Eichler, H. J. Carmichael, and A. Wallraff, Phys. Rev. A 100, 033802 (2019), open access arXiv:1901.00414
Entanglement stabilization using ancilla-based parity detection and real-time feedback in superconducting circuits, C. Kraglund Andersen, A. Remm, S. Lazar, S. Krinner, J. Heinsoo, J-C. Besse, M. Gabureac, A. Wallraff, and C. Eichler, npj Quantum Information 5, 69 (2019), open access arXiv:1902.06946
Coherent microwave-photon-mediated coupling between a semiconductor and a superconducting qubit, P. Scarlino, D. J. van Woerkom, U. C. Mendes, J. V. Koski, A. J. Landig, C. K. Andersen, S. Gasparinetti, C. Reichl, W. Wegscheider, K. Ensslin, T. Ihn, A. Blais, and A. Wallraff, Nat. Commun. 10, 3011 (2019), open access arXiv:1806.10039 (Online data)
Microwave cavity detected spin blockade in a few electron double quantum dot, A. J. Landig, J. V. Koski, P. Scarlino, C. Reichl, W. Wegscheider, A. Wallraff, K. Ensslin, and T. Ihn, Phys. Rev. Lett. 122, 213601 (2019), open access arXiv:1811.03907
Engineering cryogenic setups for 100-qubit scale superconducting circuit systems, S. Krinner, S. Storz, P. Kurpiers, P. Magnard, J. Heinsoo, R. Keller, J. Lütolf, C. Eichler, and A. Wallraff, EPJ Quantum Technology 6, 2 (2019), open access arXiv:1806.07862
All-Microwave Control and Dispersive Readout of Gate-Defined Quantum Dot Qubits in Circuit Quantum Electrodynamics, P. Scarlino, D. J. van Woerkom, A. Stockklauser, J. V. Koski, M. C. Collodo, S. Gasparinetti, C. Reichl, W. Wegscheider, T. Ihn, K. Ensslin, and A. Wallraff, Phys. Rev. Lett. 122, 206802 (2019), open access arXiv:1711.01906
Observation of the Crossover from Photon Ordering to Delocalization in Tunably Coupled Resonators, M. C. Collodo, A. Potoćnik, S. Gasparinetti, J. - C. Besse, M. Pechal, M. Sameti, M. J. Hartmann, A. Wallraff, and C. Eichler, Phys. Rev. Lett. 122, 183601 (2019), open access arXiv:1808.00889

2018

Microwave photon-mediated interactions between semiconductor qubits, D. J. van Woerkom, P. Scarlino, J. H. Ungerer, C. Müller, J. V. Koski, A. J. Landig, C. Reichl, W. Wegscheider, T. Ihn, K. Ensslin, and A. Wallraff, Phys. Rev. X 8, 041018 (2018), open access arXiv:1806.09902
Rapid High-fidelity Multiplexed Readout of Superconducting Qubits, J. Heinsoo, C. Kraglund Andersen, A. Remm, S. Krinner, T. Walter, Y. Salathe, S. Gasparinetti, J-C. Besse, A. Potocnik, A. Wallraff, and C. Eichler, Phys. Rev. Appl. 10, 034040 (2018), open access arXiv:1801.07904
The quantum technologies roadmap: a European community view, A. Acín, I. Bloch, H. Buhrman, T. Calarco, C. Eichler, J. Eisert, D. Esteve, N. Gisin, S. J. Glaser, F. Jelezko, S. Kuhr, M. Lewenstein, M. F. Riedel, P. O. Schmidt, R. Thew, A. Wallraff, I. Walmsley, and F. K. Wilhelm, New Journal of Physics 20, 080201 (2018), open access arXiv:1712.03773
Fast and Unconditional All-Microwave Reset of a Superconducting Qubit, P. Magnard, P. Kurpiers, B. Royer, T. Walter, J. - C. Besse, S. Gasparinetti, M. Pechal, J. Heinsoo, S. Storz, A. Blais, and A. Wallraff, Phys. Rev. Lett. 121, 060502 (2018), open access arXiv:1801.07689
Applying electric and magnetic field bias in a 3D superconducting waveguide cavity with high quality factor, M. Stammeier, S. Garcia, and A. Wallraff, Quantum Science and Technology 3, 045007 (2018), open access arXiv:1712.08631
Coherent spin-photon coupling using a resonant exchange qubit, A. J. Landig, J. V. Koski, P. Scarlino, U. C. Mendes, A. Blais, C. Reichl, W. Wegscheider, A. Wallraff, K. Ensslin, and T. Ihn, Nature 560, 179-184 (2018), open access arXiv:1711.01932
Floquet Spectroscopy of a Strongly Driven Quantum Dot Charge Qubit with a Microwave Resonator, J. V. Koski, A. J. Landig, A. Pályi, P. Scarlino, C. Reichl, W. Wegscheider, G. Burkard, A. Wallraff, K. Ensslin, and T. Ihn, Phys. Rev. Lett. 121, 043603 (2018), open access arXiv:1802.03810
Deterministic quantum state transfer and remote entanglement using microwave photons, P. Kurpiers, P. Magnard, T. Walter, B. Royer, M. Pechal, J. Heinsoo, Y. Salathe, A. Akin, S. Storz, J. - C. Besse, S. Gasparinetti, A. Blais, and A. Wallraff, Nature 558, 264-267 (2018), open access arXiv:1712.08593
Challenging local realism with human choices, The BIG Bell Test Collaboration, Nature 557, 212–216 (2018), open access arXiv:1805.04431
Single-Shot Quantum Non-Demolition Detection of Individual Itinerant Microwave Photons, J. - C. Besse, S. Gasparinetti, M. C. Collodo, T. Walter, P. Kurpiers, M. Pechal, C. Eichler, and A. Wallraff, Phys. Rev. X 8, 021003 (2018), open access arXiv:1711.11569
Low-Latency Digital Signal Processing for Feedback and Feedforward in Quantum Computing and Communication, Y. Salathe, P. Kurpiers, T. Karg, C. Lang, C. Kraglund Andersen, A. Akin, S. Krinner, C. Eichler, and A. Wallraff, Phys. Rev. Appl. 9, 034011 (2018), open access arXiv:1709.01030
Studying light-harvesting models with superconducting circuits, A. Potocnik, A. Bargerbos, F. A. Y. N. Schröder, S. A. Khan, M. C. Collodo, S. Gasparinetti, Y. Salathe, C. Creatore, C. Eichler, H. E. Türeci, A. W. Chin, and A. Wallraff, Nat. Commun. 9, 904 (2018), open access arXiv:1710.07466
Observation of topological Uhlmann phases with superconducting qubits, O. Viyuela, A. Rivas, S. Gasparinetti, A. Wallraff, S. Filipp, and M. A. Martin-Delgado, npj Quantum Information 4, 10 (2018), open access arXiv:1607.08778

2017

Realization of a Quantum Random Generator Certified with the Kochen-Specker Theorem, A. Kulikov, M. Jerger, A. Potocnik, A. Wallraff, and A. Fedorov, Phys. Rev. Lett. 119, 240501 (2017), open access arXiv:1709.03687
Correlations and entanglement of microwave photons emitted in a cascade decay, S. Gasparinetti, M. Pechal, J. - C. Besse, M. Mondal, C. Eichler, and A. Wallraff, Phys. Rev. Lett. 119, 140504 (2017), open access arXiv:1705.05272
Rapid, High-Fidelity, Single-Shot Dispersive Readout of Superconducting Qubits, T. Walter, P. Kurpiers, S. Gasparinetti, P. Magnard, A. Potoćnik, Y. Salathe, M. Pechal, M. Mondal, M. Oppliger, C. Eichler, and A. Wallraff, Phys. Rev. Appl. 7, 054020 (2017), open access arXiv:1701.06933
Measuring the polarization of electromagnetic fields using Rabi-rate measurements with spatial resolution: experiment and theory, J. Koepsell, T. Thiele, J. Deiglmayr, A. Wallraff, and F. Merkt, Phys. Rev. A 95, 053860 (2017), open access arXiv:1702.04481
Measuring the dispersive frequency shift of a rectangular microwave cavity induced by an ensemble of Rydberg atoms, M. Stammeier, S. Garcia, T. Thiele, J. Deiglmayr, J. A. Agner, H. Schmutz, F. Merkt, and A. Wallraff, Phys. Rev. A 95, 053855 (2017), open access arXiv:1701.01426
Energy-dependent path of dissipation in nanomechanical resonators, J. Guettinger, A. Noury, P. Weber, A. M. Eriksson, C. Lagoin, J. Moser, C. Eichler, A. Wallraff, A. Isacsson, and A. Bachtold, Nature Nanotechnology (2017), open access arXiv:1612.04214
Characterizing the attenuation of coaxial and rectangular microwave-frequency waveguides at cryogenic temperatures, P. Kurpiers, T. Walter, P. Magnard, Y. Salathe, and A. Wallraff, EPJ Quantum Technology 4, 8 (2017), open access arXiv:1502.06778
A Superconducting Quantum Simulator for Topological Order and the Toric Code, M. Sameti, A. Potoćnik, D. E. Browne, A. Wallraff, and M. J. Hartmann, Phys. Rev. A 95, 042330 (2017), open access arXiv:1608.04565
Strong Coupling Cavity QED with Gate-Defined Double Quantum Dots Enabled by a High Impedance Resonator, A. Stockklauser, P. Scarlino, J. V. Koski, S. Gasparinetti, C. K. Andersen, C. Reichl, W. Wegscheider, T. Ihn, K. Ensslin, and A. Wallraff, Phys. Rev. X 7, 011030 (2017), open access arXiv:1701.03433
Observation of the photon-blockade breakdown phase transition, J. M. Fink, A. Dombi, A. Vukics, A. Wallraff, and P. Domokos, Phys. Rev. X 7, 011012 (2017), open access arXiv:1607.04892

2016

Contextuality without nonlocality in a superconducting quantum system, M. Jerger, Y. Reshitnyk, M. Oppliger, A. Potoćnik, M. Mondal, A. Wallraff, K. Goodenough, S. Wehner, K. Juliusson, N. K. Langford, and A. Fedorov, Nat. Commun. 7, 12930 (2016), open access arXiv:1602.00440
Superconducting Switch for Fast On-Chip Routing of Quantum Microwave Fields, M. Pechal, J. - C. Besse, M. Mondal, M. Oppliger, S. Gasparinetti, and A. Wallraff, Phys. Rev. Appl. 6, 024009 (2016), open access arXiv:1606.01031
Measurement of a vacuum-induced geometric phase, S. Gasparinetti, S. Berger, A. A. Abdumalikov, M. Pechal, S. Filipp, and A. J. Wallraff, Sci. Adv. 2, e1501732 (2016), open access arXiv:1605.06454

2015

Imaging electric fields in the vicinity of cryogenic surfaces using Rydberg atoms, T. Thiele, J. Deiglmayr, M. Stammeier, J. - A. Agner, H. Schmutz, F. Merkt, and A. Wallraff, Phys.Rev. A 92, 063425 (2015), open access arXiv:1509.05450
Exploring Interacting Quantum Many-Body Systems by Experimentally Creating Continuous Matrix Product States in Superconducting Circuits, C. Eichler, J. Mlynek, J. Butscher, P. Kurpiers, K. Hammerer, T. J. Osborne, and A. Wallraff, Phys. Rev. X 5, 041044 (2015), open access arXiv:1508.06471
Shot Noise of a Quantum Dot Measured with Gigahertz Impedance Matching, T. Hasler, M. Jung, V. Ranjan, G. Puebla-Hellmann, A. Wallraff, and C. Schönenberger, Phys. Rev. Appl. 4, 054002 (2015), open access arXiv:1507.04884
Measurement of geometric dephasing using a superconducting qubit, S. Berger, M. Pechal, P. Kurpiers, A. A. Abdumalikov, C. Eichler, J. A. Mlynek, A. Shnirman, Y. Gefen, A. Wallraff, and S. Filipp, Nat. Commun. 6, 8757 (2015), open access arXiv:1510.04986
Microwave Emission from Hybridized States in a Semiconductor Charge Qubit, A. Stockklauser, V. F. Maisi, J. Basset, K. Cujia, C. Reichl, W. Wegscheider, T. Ihn, A. Wallraff, and K. Ensslin, Phys. Rev. Lett. 115, 046802 (2015), open access arXiv:1504.05497
Digital Quantum Simulation of Spin Models with Circuit Quantum Electrodynamics, Y. Salathe, M. Mondal, M. Oppliger, J. Heinsoo, P. Kurpiers, A. Potoćnik, A. Mezzacapo, U. Las Heras, L. Lamata, E. Solano, S. Filipp, and A. Wallraff, Phys. Rev. X 5, 021027 (2015), open access arXiv:1502.06778
Clean carbon nanotubes coupled to superconducting impedance-matching circuits, V. Ranjan, G. Puebla-Hellmann, M. Jung, T. Hasler, A. Nunnenkamp, M. Muoth, C. Hierold, A. Wallraff, and C. Schönenberger, Nat. Commun. 6, 7165 (2015), open access arXiv:1505.04681
Microwave-induced amplitude- and phase-tunable qubit-resonator coupling in circuit quantum electrodynamics, S. Zeytinoğlu, M. Pechal, S. Berger, A. A. Abdumalikov Jr., A. Wallraff, and S. Filipp, Phys. Rev. A 91, 043846 (2015), open access arXiv:1502.03692

2014

The role of titanium in electromigrated tunnel junctions, M. Frimmer, G. Puebla-Hellmann, A. Wallraff, and L. Novotny, Applied Physics Letters 105, 221118 (2014), open access arXiv:1409.7689
Observation of Dicke superradiance for two artificial atoms in a cavity with high decay rate, J.A. Mlynek, A.A. Abdumalikov, C. Eichler, and A. Wallraff, Nat. Commun. 5, 5186 (2014), open access arXiv:1412.2392
Microwave-Controlled Generation of Shaped Single Photons in Circuit Quantum Electrodynamics, M. Pechal, L. Huthmacher, C. Eichler, S. Zeytinoğlu, A. A. Abdumalikov Jr., S. Berger, A. Wallraff, and S. Filipp, Phys. Rev. X 4, 041010 (2014), open access arXiv:1308.4094
Quantum-Limited Amplification and Entanglement in Coupled Nonlinear Resonators, C. Eichler, Y. Salathe, J. Mlynek, S. Schmidt, and A. Wallraff, Phys. Rev. Lett. 113, 110502 (2014), open access arXiv:1404.4643
Evaluating charge noise acting on semiconductor quantum dots in the circuit quantum electrodynamics architecture, J. Basset, A. Stockklauser, D. - D. Jarausch, T. Frey, C. Reichl, W. Wegscheider, A. Wallraff, K. Ensslin, and T. Ihn, Applied Physics Letters 105, 063105 (2014), open access arXiv:1405.3085
Tomography schemes for characterizing itinerant microwave photon fields, C. Eichler, D. Bozyigit, C. Lang, L. Steffen, J. Fink, and A. Wallraff, Quantum Machines: Measurement and Control of Engineered Quantum Systems, Les Houches 2011, Oxford Univ. Press, ISBN 978-0-19-968118-1 (2014)
Many-Body Interactions with Tunable-Coupling Transmon Qubits, A. Mezzacapo, L. Lamata, S. Filipp, and E. Solano, Phys. Rev. Lett. 113, 050501 (2014), open access arXiv:1403.3652
Manipulating Rydberg atoms close to surfaces at cryogenic temperatures, T. Thiele, S. Filipp, J. A. Agner, H. Schmutz, J. Deiglmayr, M. Stammeier, P. Allmendinger, F. Merkt, and A. Wallraff, Phys. Rev. A 90, 013414 (2014), open access arXiv:1402.7217
Digital Quantum Simulation of Spin Systems in Superconducting Circuits, U. Las Heras, A. Mezzacapo, L. Lamata, S. Filipp, A. Wallraff, and E. Solano, Phys. Rev. Lett. 112, 200501 (2014), open access arXiv:1311.7626
Reversing Quantum Trajectories with Analog Feedback, G. de Lange, D. Riste, M. J. Tiggelman, C. Eichler, L. Tornberg, G. Johansson, A. Wallraff, R. N. Schouten, and L. DiCarlo, Phys. Rev. Lett. 112, 080501– (2014), open access arXiv:1311.5472
Controlling the dynamic range of a Josephson parametric amplifier, C. Eichler, and A. Wallraff, EPJ Quantum Technology 1, 2 (2014), open access arXiv:1305.6583
Electrolyte gate dependent high-frequency measurement of graphene field-effect transistor for sensing applications, W. Fu, M. El Abbassi, T. Hasler, M. Jung, M. Steinacher, M. Calame, C. Schönenberger, G. Puebla-Hellmann, S. Hellmüller, T. Ihn, and A. Wallraff, Applied Physics Letters 104, 013102 (2014), open access arXiv:1401.0381

2013

Photon-Mediated Interactions Between Distant Artificial Atoms, A.F. van Loo, A. Fedorov, K. Lalumière, B.C. Sanders, A. Blais, and A. Wallraff, Science 342, 1494-1496 (2013), open access arXiv:1407.6747
Comment on 'Vacuum Rabi Splitting in a Semiconductor Circuit QED System', A. Wallraff, A. Stockklauser, T. Ihn, J. R. Petta, and A. Blais, Phys. Rev. Lett. 111, 249701 (2013), open access arXiv:1304.3697
Signatures of Hong-Ou-Mandel Interference at Microwave Frequencies, M. J. Woolley, C. Lang, C. Eichler, A. Wallraff, and A. Blais, New J. Phys. 15, 105025–19 (2013), open access arXiv:1304.6068
Input-output theory for waveguide QED with an ensemble of inhomogeneous atoms, K. Lalumière, B. C. Sanders, A. F. van Loo, A. Fedorov, A. Wallraff, and A. Blais, Phys. Rev. A 88, 043806 (2013), open access arXiv:1305.7135
Single-electron double quantum dot dipole-coupled to a single photonic mode, J. Basset, D. - D. Jarausch, A. Stockklauser, T. Frey, C. Reichl, W. Wegscheider, T. M. Ihn, K. Ensslin, and A. Wallraff, Phys. Rev. B 88, 125312 (2013), open access arXiv:1304.5141
Deterministic quantum teleportation with feed-forward in a solid state system, L. Steffen, Y. Salathe, M. Oppliger, P. Kurpiers, M. Baur, C. Lang, C. Eichler, G. Puebla-Hellmann, A. Fedorov, and A. Wallraff, Nature 500, 319-322 (2013), open access arXiv:1302.5621
Exploring the effect of noise on the Berry phase, S. Berger, M. Pechal, A. A. Abdumalikov Jr., C. Eichler, L. Steffen, A. Fedorov, A. Wallraff, and S. Filipp, Phys. Rev. A 87, 060303(R) (2013), open access arXiv:1302.3305
Collective Suppression of Linewidths in Circuit QED, F. Nissen, J. M. Fink, J. A. Mlynek, A. Wallraff, and J. Keeling, Phys. Rev. Lett. 110, 203602 (2013), open access arXiv:1302.0665
Correlations, indistinguishability and entanglement in Hong-Ou-Mandel experiments at microwave frequencies, C. Lang, C. Eichler, L. Steffen, J. M. Fink, M. J. Woolley, A. Blais, and A. Wallraff, Nat. Phys. 9, 345–348 (2013), open access arXiv:1301.4458
Experimental Realization of Non-Abelian Non-Adiabatic Geometric Gates, A. A. Abdumalikov, J. M. Fink, K. Juliusson, M. Pechal, S. Berger, A. Wallraff, and S. Filipp, Nature 496, 482 (2013), open access arXiv:1304.5186

2012

Observation of Entanglement between Itinerant Microwave Photons and a Superconducting Qubit, C. Eichler, C. Lang, J. M. Fink, J. Govenius, S. Filipp, and A. Wallraff, Phys. Rev. Lett. 109, 240501–5 (2012), open access arXiv:1209.0441
Demonstrating W-type entanglement of Dicke states in resonant cavity quantum electrodynamics, J. A. Mlynek, A. A. Abdumalikov, J. M. Fink, L. Steffen, M. Baur, C. Lang, A. F. van Loo, and A. Wallraff, Phys. Rev. A 86, 053838 (2012), open access arXiv:1202.5191
Characterizing quantum microwave radiation and its entanglement with superconducting qubits using linear detectors, C. Eichler, D. Bozyigit, and A. Wallraff, Phys. Rev. A 86, 032106 (2012), open access arXiv:1206.3405v2
Quantum dot admittance probed at microwave frequencies with an on-chip resonator, T. Frey, P. J. Leek, M. Beck, J. Faist, A. Wallraff, K. Ensslin, T. Ihn, and M. Büttiker, Phys. Rev. B 86, 115303 (2012), open access arXiv:1207.0945v1
Realization of gigahertz-frequency impedance matching circuits for nano-scale devices, G. Puebla-Hellmann, and A. Wallraff, Appl. Phys. Lett. 101, 053108–4 (2012), open access arXiv:1207.4403
Optimization of sample chip design for stub-matched radio-frequency reflectometry measurements, S. Hellmüller, M. Pikulski, T. Müller, B. Küng, G. Puebla-Hellmann, A. Wallraff, M. Beck, K. Ensslin, and T. Ihn, Appl. Phys. Lett. 101, 042112 (2012), open access arXiv:1206.1785v1
Experimental Monte Carlo Quantum Process Certification, L. Steffen, M. P. da Silva, A. Fedorov, M. Baur, and A. Wallraff, Phys. Rev. Lett. 108, 260506 (2012), open access arXiv:1202.5196
Geometric phases in superconducting qubits beyond the two-level-approximation, S. Berger, M. Pechal, S. Pugnetti, A. A. Abdumalikov Jr., L. Steffen, A. Fedorov, A. Wallraff, and S. Filipp, Phys. Rev. B 85, 220502(R) (2012), open access arXiv:1204.1278
Geometric Phase and Nonadiabatic Effects in an Electronic Harmonic Oscillator, M. Pechal, S. Berger,, J. M. Fink, J. A. Mlynek, L. Steffen, A. Wallraff, and S. Filipp, Phys. Rev. Lett. 108, 170401 (2012), open access arXiv:1109.1157
Quantum-control approach to realizing a Toffoli gate in circuit QED, V. M. Stojanović, A. Fedorov, A. Wallraff, and C. Bruder, Phys. Rev. B 85, 054504 (2012), open access arXiv:1108.3442
Driving Rydberg-Rydberg Transitions from a Coplanar Microwave Waveguide, S. D. Hogan, J. A. Agner, F. Merkt, T. Thiele, S. Filipp, and A. Wallraff, Phys. Rev. Lett. 108, 063004 (2012), open access arXiv:1110.1256
Dipole coupling of a double quantum dot to a microwave resonator, T. Frey, P. J. Leek, M. Beck, A. Blais, T. Ihn, K. Ensslin, and A. Wallraff, Phys. Rev. Lett. 108, 046807 (2012), open access arXiv:1108.5378
Benchmarking a Quantum Teleportation Protocol in Superconducting Circuits Using Tomography and an Entanglement Witness, M. Baur, A. Fedorov, L. Steffen, S. Filipp, M. P. da Silva, and A. Wallraff, Phys. Rev. Lett. 108, 040502 (2012), open access arXiv:1107.4774
Implementation of a Toffoli gate with superconducting circuits, A. Fedorov, L. Steffen, M. Baur, M. P. da Silva, and A. Wallraff, Nature 481, 170–172 (2012), open access arXiv:1108.3966

2011

Preparation of subradiant states using local qubit control in circuit QED, S. Filipp, A. F. van Loo, M. Baur, L. Steffen, and A. Wallraff, Phys. Rev. A 84, 061805 (2011), open access arXiv:1107.2078
Observation of Two-Mode Squeezing in the Microwave Frequency Domain, C. Eichler, D. Bozyigit, C. Lang, M. Baur, L. Steffen, J. M. Fink, S. Filipp, and A. Wallraff, Phys. Rev. Lett. 107, 113601 (2011), open access arXiv:1101.2136
Characterization of a microwave frequency resonator via a nearby quantum dot, T. Frey, P. J. Leek, M. Beck, K. Ensslin, A. Wallraff, and T. Ihn, Appl. Phys. Lett. 98, 262105 (2011), open access arXiv:1104.3535
Multimode mediated qubit-qubit coupling and dark-state symmetries in circuit quantum electrodynamics, S. Filipp, M. Göppl, J. M. Fink, M. Baur, R. Bianchetti, L. Steffen, and A. Wallraff, Phys. Rev. A 83, 063827 (2011), open access arXiv:1011.3732
Observation of Resonant Photon Blockade at Microwave Frequencies Using Correlation Function Measurements, C. Lang, D. Bozyigit, C. Eichler, L. Steffen, J. M. Fink, A. A. Abdumalikov Jr., M. Baur, S. Filipp, M. P. da Silva, A. Blais, and A. Wallraff, Phys. Rev. Lett. 106, 243601–4 (2011), open access arXiv:1102.0461
Experimental State Tomography of Itinerant Single Microwave Photons, C. Eichler, D. Bozyigit, C. Lang, L. Steffen, J. Fink, and A. Wallraff, Phys. Rev. Lett. 106, 220503–4 (2011), open access arXiv:1011.6668
Correlation measurements of individual microwave photons emitted from a symmetric cavity, D. Bozyigit, C. Lang, L. Steffen, J. M. Fink, C. Eichler, M. Baur, R. Bianchetti, P. J. Leek, S. Filipp, A. Wallraff, M. P. da Silva, and A. Blais, J. Phys.: Conf. Ser. 264, 012024–8 (2011)
Fabrication and heating rate study of microscopic surface electrode ion traps, N. Daniilidis, S. Narayanan, S. A. Möller, R. Clark, T. E. Lee, P. J. Leek, A. Wallraff, S. Schulz, F. Schmidt-Kaler, and H. Häffner, New J. Phys. 13, 013032 (2011), open access arXiv:1009.2834
Antibunching of microwave-frequency photons observed in correlation measurements using linear detectors, D. Bozyigit, C. Lang, L. Steffen, J. M. Fink, C. Eichler, M. Baur, R. Bianchetti, P. J. Leek, S. Filipp, M. P. da Silva, A. Blais, and A. Wallraff, Nat. Phys. 7, 154–158 (2011), open access arXiv:1002.3738

2010

Control and Tomography of a Three Level Superconducting Artificial Atom, R. Bianchetti, S. Filipp, M. Baur, J. M. Fink, C. Lang, L. Steffen, M. Boissonneault, A. Blais, and A. Wallraff, Phys. Rev. Lett. 105, 223601 (2010), open access arXiv:1004.5504
Quantum-To-Classical Transition in Cavity Quantum Electrodynamics, J. M. Fink, L. Steffen, P. Studer, L. S. Bishop, M. Baur, R. Bianchetti, D. Bozyigit, C. Lang, S. Filipp, P. J. Leek, and A. Wallraff, Phys. Rev. Lett. 105, 163601 (2010), open access arXiv:1003.1161
Schemes for the observation of photon correlation functions in circuit QED with linear detectors, M. P. da Silva, D. Bozyigit, A. Wallraff, and A. Blais, Phys. Rev. A 82, 043804 (2010), open access arXiv:1004.3987
Cavity Quantum Electrodynamics with Separate Photon Storage and Qubit Readout Modes, P. J. Leek, M. Baur, J. M. Fink, R. Bianchetti, L. Steffen, S. Filipp, and A. Wallraff, Phys. Rev. Lett. 104, 100504 (2010), open access arXiv:0911.4951

2009

Thermal Excitation of Multi-Photon Dressed States in Circuit Quantum Electrodynamics, J. M. Fink, M. Baur, R. Bianchetti, S. Filipp, M. Göppl, P. J. Leek, L. Steffen, A. Blais, and A. Wallraff, Phys. Scr. T137, 014013 (2009), open access arXiv:0911.3797
Dynamics of dispersive single-qubit readout in circuit quantum electrodynamics, R. Bianchetti, S. Filipp, M. Baur, J. M. Fink, M. Göppl, P. J. Leek, L. Steffen, A. Blais, and A. Wallraff, Phys. Rev. A 80, 043840–7 (2009), open access arXiv:0907.2549
Dressed Collective Qubit States and the Tavis-Cummings Model in Circuit QED, J. M. Fink, R. Bianchetti, M. Baur, M. Göppl, L. Steffen, S. Filipp, P. J. Leek, A. Blais, and A. Wallraff, Phys. Rev. Lett. 103, 083601–4 (2009), open access arXiv:0812.2651
Measurement of Autler-Townes and Mollow Transitions in a Strongly Driven Superconducting Qubit, M. Baur, S. Filipp, R. Bianchetti, J. M. Fink, M. Göppl, L. Steffen, P. J. Leek, A. Blais, and A. Wallraff, Phys. Rev. Lett. 102, 243602 (2009), open access arXiv:0812.4384
Using sideband transitions for two-qubit operations in superconducting circuits, P. J. Leek, S. Filipp, P. Maurer, M. Baur, R. Bianchetti, J. M. Fink, M. Göppl, L. Steffen, and A. Wallraff, Phys. Rev. B 79, 180511 (2009), open access arXiv:0812.2678
Two-Qubit State Tomography Using a Joint Dispersive Readout, S. Filipp, P. Maurer, P. J. Leek, M. Baur, R. Bianchetti, J. M. Fink, M. Göppl, L. Steffen, J. M. Gambetta, A. Blais, and A. Wallraff, Phys. Rev. Lett. 102, 200402 (2009), open access arXiv:0812.2485

2008

Quantenmechanik mit Schaltkreisen: Photonen und Qubits auf einem supraleitenden Mikrochip, A. Wallraff, Physik Journal 7, 39-45 (2008)
Resolving Vacuum Fluctuations in an Electrical Circuit by Measuring the Lamb Shift, A. Fragner, M. Göppl, J. M. Fink, M. Baur, R. Bianchetti, P. J. Leek, A. Blais, and A. Wallraff, Science 322, 1357-1360 (2008)
Small steps that will lead to Quantum leaps, T. Calarco, P. Grangier, A. Wallraff, P. Zoller, and D. Binosi, eStrategies Projects 7, 70 (2008)
Coplanar Waveguide Resonators for Circuit Quantum Electrodynamics, M. Göppl, A. Fragner, M. Baur, R. Bianchetti, S. Filipp, J. M. Fink, P. J. Leek, G. Puebla, L. Steffen, and A. Wallraff, J. Appl. Phys. 104, 113904 (2008), open access arXiv:0807.4094
Climbing the Jaynes-Cummings ladder and observing its nonlinearity in a cavity QED system, J. M. Fink, M. Göppl, M. Baur, R. Bianchetti, P. J. Leek, A. Blais, and A. Wallraff, Nature 454, 315–318 (2008), open access arXiv:0902.1827
Commentary: Quantum leaps in small steps, T. Calarco, P. Grangier, A. Wallraff, and P. Zoller, Nat. Phys. 4, 2–3 (2008)

2007

Observation of Berry's Phase in a Solid-State Qubit, P. J. Leek, J. M. Fink, A. Blais, R. Bianchetti, M. Göppl, J. M. Gambetta, D. I. Schuster, L. Frunzio, R. J. Schoelkopf, and A. Wallraff, Science 318, 1889 (2007)
Coupling superconducting qubits via a cavity bus, J. Majer, J. M. Chow, J. M. Gambetta, J. Koch, B. R. Johnson, J. A. Schreier, L. Frunzio, D. I. Schuster, A. A. Houck, A. Wallraff, A. Blais, M. H. Devoret, S. M. Girvin, and R. J. Schoelkopf, Nature 449, 443–447 (2007), open access arXiv:0709.2135v1
Sideband Transitions and Two-Tone Spectroscopy of a Superconducting Qubit Strongly Coupled to an On-Chip Cavity, A. Wallraff, D. I. Schuster, A. Blais, J. M. Gambetta, J. Schreier, L. Frunzio, M. H. Devoret, S. M. Girvin, and R. J. Schoelkopf, Phys. Rev. Lett. 99, 050501 (2007)
Protocols for optimal readout of qubits using a continuous quantum nondemolition measurement, J. Gambetta, W. A. Braff, A. Wallraff, S. M. Girvin, and R. J. Schoelkopf, Phys. Rev. A 76, 012325–11 (2007)
Quantum-information processing with circuit quantum electrodynamics, A. Blais, J. Gambetta, A. Wallraff, D. I. Schuster, S. M. Girvin, M. H. Devoret, and R. J. Schoelkopf, Phys. Rev. A 75, 032329–21 (2007)
2 Dispersive microwave bifurcation of a superconducting resonator cavity incorporating a Josephson junction, E. Boaknin, V. E. Manucharyan, S. Fissette, M. Metcalfe, L. Frunzio, R. Vijay, I. Siddiqi, A. Wallraff, R. J. Schoelkopf, and M. Devoret, arXiv:cond-mat/0702445 (2007)
Resolving photon number states in a superconducting circuit, D. I. Schuster, A. A. Houck, J. A. Schreier, A. Wallraff, J. M. Gambetta, A. Blais, L. Frunzio, J. Majer, B. Johnson, M. H. Devoret, S. M. Girvin, and R. J. Schoelkopf, Nature 445, 515–518 (2007)

2006

Qubit-photon interactions in a cavity: Measurement-induced dephasing and number splitting, J. Gambetta, A. Blais, D. I. Schuster, A. Wallraff, L. Frunzio, J. Majer, M. H. Devoret, S. M. Girvin, and R. J. Schoelkopf, Phys. Rev. A 74, 042318 (2006)

2005

Approaching Unit Visibility for Control of a Superconducting Qubit with Dispersive Readout, A. Wallraff, D. I. Schuster, A. Blais, L. Frunzio, J. Majer, M. H. Devoret, S. M. Girvin, and R. J. Schoelkopf, Phys. Rev. Lett. 95, 060501–4 (2005)
Fabrication and characterization of superconducting circuit QED devices for quantum computation, L. Frunzio, A. Wallraff, D. Schuster, J. Majer, and R. Schoelkopf, IEEE T. Appl. Supercon. 15, 860–863 (2005)
Backaction effects of a SSET measuring a qubit spectroscopy and ground State measurement, B. Turek, J. Majer, A. Clerk, S. Girvin, A. Wallraff, K. Bladh, D. Gunnarsson, T. Duty, P. Delsing, and R. Schoelkopf, IEEE T. Appl. Supercon. 15, 880 - 883 (2005)
ac Stark shift and dephasing of a superconducting qubit strongly coupled to a cavity field, D. I. Schuster, A. Wallraff, A. Blais, L. Frunzio, R.-S. Huang, J. Majer, S. M. Girvin, and R. J. Schoelkopf, Phys. Rev. Lett. 94, 123602 (2005)
Quantum Dynamics of Vortices and Vortex Qubits, A. Wallraff, A. Kemp, and A. V. Ustinov, Quantum Information Processing, 2nd, Revised and Enlarged Edition, Beth, Leuchs (Eds.), ISBN 3-527-40541-0, Wiley-VCH, Berlin (2005)

2004

Superconducting Qubits: A Short Review, M. H. Devoret, A. Wallraff, and J. M. Martinis, arXiv:cond-mat/0411174 (2004)
Strong coupling of a single photon to a superconducting qubit using circuit quantum electrodynamics, A. Wallraff, D. I. Schuster, A. Blais, L. Frunzio, R.-S. Huang, J. Majer, S. Kumar, S. M. Girvin, and R. J. Schoelkopf, Nature 431, 162–167 (2004), open access arXiv:0407325
Circuit Quantum Electrodynamics: Coherent Coupling of a Single Photon to a Cooper Pair Box, A. Wallraff, D. I. Schuster, A. Blais, L. Frunzio, R.-S. Huang, J. Majer, S. Kumar, S. M. Girvin, and R. J. Schoelkopf, arXiv:cond-mat/0407325, extended version of Nature (London) 431, 162 (2004)
Cavity quantum electrodynamics for superconducting electrical circuits: An architecture for quantum computation, A. Blais, R-S. Huang, A. Wallraff, S. M. Girvin, and R. J. Schoelkopf, Phys. Rev. A 69, 062320 (2004)

2003

Quantum Dissociation of a Vortex-Antivortex Pair in a Long Josephson Junction, M. V. Fistul, A. Wallraff, Y. Koval, A. Lukashenko, B. A. Malomed, and A. V. Ustinov, Phys. Rev. Lett. 91, 257004 (2003), open access arXiv:0307705
Quantum Dynamics of a Single Vortex, A. Wallraff, A. Lukashenko, J. Lisenfeld, A. Kemp, M. Fistul, Y. Koval, and A. V. Ustinov, Nature 425, 155 (2003)
Quantum escape of the phase in a strongly driven Josephson junction, M. V. Fistul, A. Wallraff, and A. V. Ustinov, Phys. Rev. B 68, 060504(R) (2003), open access arXiv:0307668
Switching current measurements of large area Josephson tunnel junctions, A. Wallraff, A. Lukashenko, C. Coqui, A. Kemp, T. Duty, and A. V. Ustinov, Rev. Sci. Instrum. 74, 3740 (2003)
Multi-photon transitions between energy levels in a current-biased Josephson tunnel junction, A. Wallraff, T. Duty, A. Lukashenko, and A. V. Ustinov, Phys. Rev. Lett. 90, 37003 (2003)

2002

Josephson Vortex Qubit: Design, Preparation and Read-Out, A. Kemp, A. Wallraff, and A.V. Ustinov, physica status solidi (b) 233, 472–481 (2002)
Flüsternde Flussquanten: Josephson-Effekt, A. Wallraff, and A. V. Ustinov, Physik in unserer Zeit 33, 184–190 (2002)
Testing a state preparation and read-out protocol for the vortex qubit, A. Kemp, A. Wallraff, and A. V. Ustinov, Physica C: Superconductivity 368, 324 - 327 (2002)

2001

Magnetic field penetration in a long Josephson junction imbedded in a wide stripline, A. Franz, A. Wallraff, and A. V. Ustinov, J. Appl. Phys. 89, 471-476 (2001)
Fluxon dynamics in annular Josephson junctions: From relativistic strings to quantum particles (PhD thesis), A. Wallraff, Mesoscopic Structures and Superconductivity 1, Lehrstuhl für Mikrocharakterisierung Universität Erlangen-Nürnberg, ISBN 3-932392-29-9 (2001)

2000

Observation of whispering gallery resonances in annular Josephson junctions, A. Wallraff, A. Franz, A. V. Ustinov, V. V. Kurin, I. A. Shereshevsky, and N. K. Vdovicheva, Physica B 284-288, 575-576 (2000)
Measurements of critical-current diffraction patterns in annular Josephson junctions, A. Franz, A. Wallraff, and A. V. Ustinov, Phys. Rev. B 62, 119–122 (2000)
Escape of a Josephson vortex trapped in an annular Josephson junction, M. V. Fistul, M. G. Castellano, M. Cirillo, G. Torrioli, A. Wallraff, and A. V. Ustinov, Physica B: Condensed Matter 284–288, Part 1, 585 - 586 (2000)
Cherenkov Radiation from Fluxon in a Stack of Coupled Long Josephson Junctions, E. Goldobin, A. Wallraff, and A. V. Ustinov, J. Low Temp. Phys. 119, 589-614 (2000)
Annular long Josephson junctions in a magnetic field: Engineering and probing the fluxon potential, A. Wallraff, Y. Koval, M. Levitchev, M. V. Fistul, and A. V. Ustinov, J. Low Temp. Phys. 118, 543-553 (2000)
Whispering vortices, A. Wallraff, A. V. Ustinov, V. V. Kurin, I. A. Shereshevsky, and N. K. Vdovicheva, Phys. Rev. Lett. 84, 151 (2000)

1999

Narrow long Josephson junctions, Y. Koval, A. Wallraff, M. Fistul, N. Thyssen, H. Kohlstedt, and A.V. Ustinov, IEEE T. Appl. Supercon. 9, 3957 -3961 (1999)

1998

Cherenkov radiation in coupled long Josephson junctions, E. Goldobin, A. Wallraff, N. Thyssen, and A. V. Ustinov, Phys. Rev. B 57, 130–133 (1998)

1997

Delocking of flux-flow states in dc-driven magnetically coupled Josephson junctions, E. Goldobin, A. Wallraff, B.A. Malomed, and A. V. Ustinov, Phys. Lett. A 224, 191 - 195 (1997)
Effective length of annular long Josephson junctions with finite width: theory and experiment, A. Wallraff, D. Bolkhovsky, V. Kurin, N. Thyssen, and A. V. Ustinov, Inst. Phys. Conf. Ser. 158, 531 (1997)

1996

Numerical Analysis of the Coherent Radiation Emission by Two stacked Josephson flux–flow Oscillators, A. Wallraff, E. Goldobin, and A.V. Ustinov, J. Appl. Phys. 80, 6523 (1996)

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