The University of Queensland

Qubit-Photon Bound States: Crossover from Waveguide to Cavity Regime

Kumar, N. Pradeep, Hamann, Andrés Rosario, Navarathna, Rohit, Zanner, Maximilian, Pletyukhov, Mikhail and Fedorov, Arkady (2023). Qubit-Photon Bound States: Crossover from Waveguide to Cavity Regime. Physical Review Applied, 20 (2) 024058. doi: 10.1103/physrevapplied.20.024058

Testing spontaneous wavefunction collapse with quantum electromechanics

Tobar, Germain, Forstner, Stefan, Fedorov, Arkady and Bowen, Warwick P. (2023). Testing spontaneous wavefunction collapse with quantum electromechanics. Quantum Science and Technology, 8 (4) 045003, 045003. doi: 10.1088/2058-9565/ace2e5

Near-field localization of the boson peak on tantalum films for superconducting quantum devices

Guo, Xiao, Degnan, Zachary, Steele, Julian A., Solano, Eduardo, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D. and Jacobson, Peter (2023). Near-field localization of the boson peak on tantalum films for superconducting quantum devices. The Journal of Physical Chemistry Letters, 14 (20), 4892-4900. doi: 10.1021/acs.jpclett.3c00850

Terahertz nanospectroscopy of plasmon polaritons for the evaluation of doping in quantum devices

Guo, Xiao, He, Xin, Degnan, Zachary, Chiu, Chun-Ching, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D. and Jacobson, Peter (2023). Terahertz nanospectroscopy of plasmon polaritons for the evaluation of doping in quantum devices. Nanophotonics, 12 (10), 1865-1875. doi: 10.1515/nanoph-2023-0064

Passive superconducting circulator on a chip

Navarathna, Rohit, Le, Dat Thanh, Rosario Hamann, Andrés, Nguyen, Hien Duy, Stace, Thomas M. and Fedorov, Arkady (2023). Passive superconducting circulator on a chip. Physical Review Letters, 130 (3) 037001. doi: 10.1103/physrevlett.130.037001

Ternary metal oxide substrates for superconducting circuits

Degnan, Zach, He, Xin, Frieiro, Alejandro Gomez, Sachkou, Yauhen, Fedorov, Arkady and Jacobson, Peter (2022). Ternary metal oxide substrates for superconducting circuits. Materials for Quantum Technology, 2 (2) 025004. doi: 10.1088/2633-4356/ac70a2

Operating a passive on-chip superconducting circulator: Device control and quasiparticle effects

Le, Dat Thanh, Müller, Clemens, Navarathna, Rohit, Fedorov, Arkady and Stace, T. M. (2021). Operating a passive on-chip superconducting circulator: Device control and quasiparticle effects. Physical Review Research, 3 (4) 043211. doi: 10.1103/physrevresearch.3.043211

Approximations in transmon simulation

Jones, Tyler, Steven, Kaiah, Poncini, Xavier, Rose, Matthew and Fedorov, Arkady (2021). Approximations in transmon simulation. Physical Review Applied, 16 (5) 054039. doi: 10.1103/physrevapplied.16.054039

Neural networks for on-the-fly single-shot state classification

Navarathna, Rohit, Jones, Tyler, Moghaddam, Tina, Kulikov, Anatoly, Beriwal, Rohit, Jerger, Markus, Pakkiam, Prasanna and Fedorov, Arkady (2021). Neural networks for on-the-fly single-shot state classification. Applied Physics Letters, 119 (11) 114003, 114003. doi: 10.1063/5.0065011

Near-field terahertz nanoscopy of coplanar microwave resonators

Guo, Xiao, He, Xin, Degnan, Zach, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D. and Jacobson, Peter (2021). Near-field terahertz nanoscopy of coplanar microwave resonators. Applied Physics Letters, 119 (9) 091101, 1-6. doi: 10.1063/5.0061078

Z2 lattice gauge theories and Kitaev's toric code: A scheme for analog quantum simulation

Homeier, Lukas, Schweizer, Christian, Aidelsburger, Monika, Fedorov, Arkady and Grusdt, Fabian (2021). Z2 lattice gauge theories and Kitaev's toric code: A scheme for analog quantum simulation. Physical Review B, 104 (8) 085138. doi: 10.1103/PhysRevB.104.085138

Measuring effective temperatures of qubits using correlations

Kulikov, Anatoly, Navarathna, Rohit and Fedorov, Arkady (2020). Measuring effective temperatures of qubits using correlations. Physical Review Letters, 124 (24) 240501, 240501. doi: 10.1103/physrevlett.124.240501

Probabilistic motional averaging

Karpov, Denys S., Monarkha, Vladimir Y., Szombati, Daniel, Frieiro, Alejandro G., Omelyanchouk, Aleksander N., Il’ichev, Evgeni, Fedorov, Arkady and Shevchenko, Sergey N. (2020). Probabilistic motional averaging. European Physical Journal B, 93 (3) 49. doi: 10.1140/epjb/e2019-100514-8

Quantum rifling: protecting a qubit from measurement back action

Szombati, Daniel, Gomez Frieiro, Alejandro, Müller, Clemens, Jones, Tyler, Jerger, Markus and Fedorov, Arkady (2020). Quantum rifling: protecting a qubit from measurement back action. Physical Review Letters, 124 (7) 070401, 070401. doi: 10.1103/physrevlett.124.070401

In situ characterization of qubit control lines: a qubit as a vector network analyzer

Jerger, Markus, Kulikov, Anatoly, Vasselin, Zénon and Fedorov, Arkady (2019). In situ characterization of qubit control lines: a qubit as a vector network analyzer. Physical Review Letters, 123 (15) 150501, 150501. doi: 10.1103/PhysRevLett.123.150501

Nonreciprocity realized with quantum nonlinearity

Rosario Hamann, Andrés, Müller, Clemens, Jerger, Markus, Zanner, Maximilian, Combes, Joshua, Pletyukhov, Mikhail, Weides, Martin, Stace, Thomas M. and Fedorov, Arkady (2018). Nonreciprocity realized with quantum nonlinearity. Physical Review Letters, 121 (12) 123601, 123601. doi: 10.1103/PhysRevLett.121.123601

Realization of a quantum random generator certified with the Kochen-Specker theorem

Kulikov, Anatoly, Jerger, Markus, Potočnik, Anton, Wallraff, Andreas and Fedorov, Arkady (2017). Realization of a quantum random generator certified with the Kochen-Specker theorem. Physical Review Letters, 119 (24) 240501, 240501. doi: 10.1103/PhysRevLett.119.240501

Nonreciprocal atomic scattering: A saturable, quantum Yagi-Uda antenna

Müller, Clemens, Combes, Joshua, Hamann, Andrés Rosario, Fedorov, Arkady and Stace, Thomas M. (2017). Nonreciprocal atomic scattering: A saturable, quantum Yagi-Uda antenna. Physical Review A, 96 (5) 053817, 1-10. doi: 10.1103/PhysRevA.96.053817

3D microwave cavity with magnetic flux control and enhanced quality factor

Reshitnyk, Yarema, Jerger, Markus and Fedorov, Arkady (2016). 3D microwave cavity with magnetic flux control and enhanced quality factor. EPJ Quantum Technology, 3 (1) 13. doi: 10.1140/epjqt/s40507-016-0050-8

Contextuality without nonlocality in a superconducting quantum system

Jerger, Markus, Reshitnyk, Yarema, Oppliger, Markus, Potocnik, Anton, Mondal, Mintu, Wallraff, Andreas, Goodenough, Kenneth, Wehner, Stephanie, Juliusson, Kristinn, Langford, Nathan K. and Fedorov, Arkady (2016). Contextuality without nonlocality in a superconducting quantum system. Nature Communications, 7 (1) 12930, 12930. doi: 10.1038/ncomms12930

Realization of a binary-outcome projection measurement of a three-Level superconducting quantum system

Jerger, Markus, Macha, Pascal, Hamann, Andres Rosario, Reshitnyk, Yarema, Juliusson, Kristinn and Fedorov, Arkady (2016). Realization of a binary-outcome projection measurement of a three-Level superconducting quantum system. Physical Review Applied, 6 (1) 014014. doi: 10.1103/PhysRevApplied.6.014014

Quartz-superconductor quantum electromechanical system

Woolley, M. J., Emzir, M. F., Milburn, G. J., Jerger, M., Goryachev, M., Tobar, M. E. and Fedorov, A. (2016). Quartz-superconductor quantum electromechanical system. Physical Review B, 93 (22) 224518. doi: 10.1103/PhysRevB.93.224518

Higher-order nonlinear effects in a Josephson parametric amplifier

Kochetov, Bogdan and Fedorov, Arkady (2015). Higher-order nonlinear effects in a Josephson parametric amplifier. Physical Review B - Condensed Matter and Materials Physics, 92 (22) 220102. doi: 10.1103/PhysRevB.92.224304

Input-output theory for waveguide QED with an ensemble of inhomogeneous atoms

Lalumiere, K., Sanders, B. C., Van Loo, A. F., Fedorov, A., Wallraff, A. and Blais, A. (2013). Input-output theory for waveguide QED with an ensemble of inhomogeneous atoms. Physical Review A - Atomic, Molecular, and Optical Physics, 88 (4) 043806. doi: 10.1103/PhysRevA.88.043806

Exploring the effect of noise on the Berry phase

Berger, S., Pechal, M., Abdumalikov, A. A., Eichler, C., Steffen, L., Fedorov, A., Wallraff, A. and Filipp, S. (2013). Exploring the effect of noise on the Berry phase. Physical Review A - Atomic, Molecular, and Optical Physics, 87 (6) 060303, 060303-1-060303-5. doi: 10.1103/PhysRevA.87.060303

Deterministic quantum teleportation with feed-forward in a solid state system

Steffen, L., Salathe, Y., Oppliger, M., Kurpiers, P., Baur, M., Lang, C., Eichler, C., Puebla-Hellmann, G., Fedorov, A. and Wallraff, A. (2013). Deterministic quantum teleportation with feed-forward in a solid state system. Nature, 500 (7462), 319-322. doi: 10.1038/nature12422

Photon-mediated interactions between distant artificial atoms

Van Loo, Arjan F., Fedorov, Arkady, Lalumiere, Kevin, Sanders, Barry C., Blais, Alexandre and Wallraff, Andreas (2013). Photon-mediated interactions between distant artificial atoms. Science, 342 (6165), 1494-1496. doi: 10.1126/science.1244324

Geometric phases in superconducting qubits beyond the two-level approximation

Berger, S., Pechal, M., Pugnetti, S., Abdumalikov, A. A., Jr., Steffen, L., Fedorov, A., Wallraff, A. and Filipp, S. (2012). Geometric phases in superconducting qubits beyond the two-level approximation. Physical Review B, 85 (22) doi: 10.1103/PhysRevB.85.220502

Quantum-control approach to realizing a Toffoli gate in circuit QED

Stojanovic, Vladimir M., Fedorov, A., Wallraff, A. and Bruder, C. (2012). Quantum-control approach to realizing a Toffoli gate in circuit QED. Physical Review B, 85 (5) 054504 doi: 10.1103/PhysRevB.85.054504

Benchmarking a quantum teleportation protocol in superconducting circuits using tomography and an entanglement witness

Baur, M., Fedorov, A., Steffen, L., Filipp, S., da Silva, M. P. and Wallraff, A. (2012). Benchmarking a quantum teleportation protocol in superconducting circuits using tomography and an entanglement witness. Physical Review Letters, 108 (4) doi: 10.1103/PhysRevLett.108.040502

Implementation of a Toffoli gate with superconducting circuits

Fedorov, A., Steffen, L., Baur, M., da Silva, M. P. and Wallraff, A. (2012). Implementation of a Toffoli gate with superconducting circuits. Nature, 481 (7380), 170-172. doi: 10.1038/nature10713

Tuned transition from quantum to classical for macroscopic quantum states

Fedorov, A., Macha, P., Feofanov, A. K., Harmans, C. J. P. M. and Mooij, J. E. (2011). Tuned transition from quantum to classical for macroscopic quantum states. Physical Review Letters, 106 (17). doi: 10.1103/PhysRevLett.106.170404

Strong coupling of a quantum oscillator to a flux qubit at its symmetry point

Fedorov, A., Feofanov, A. K., Macha, P., Forn-Diaz, P., Harmans, C. J. P. M. and Mooij, J. E. (2010). Strong coupling of a quantum oscillator to a flux qubit at its symmetry point. Physical Review Letters, 105 (6) doi: 10.1103/PhysRevLett.105.060503

Tuning the gap of a superconducting flux qubit

Paauw, F. G., Fedorov, A., Harmans, C. J. P. M. and Mooij, J. E. (2009). Tuning the gap of a superconducting flux qubit. Physical Review Letters, 102 (9) doi: 10.1103/PhysRevLett.102.090501

Dissipation in circuit quantum electrodynamics: Lasing and cooling of a low-frequency oscillator

Hauss, Julian, Fedorov, Arkady, Andre, Stephan, Brosco, Valentina, Hutter, Carsten, Kothari, Robin, Yeshwanth, Sunil, Shnirman, Alexander and Schoen, Gerd (2008). Dissipation in circuit quantum electrodynamics: Lasing and cooling of a low-frequency oscillator. New Journal of Physics, 10 (9), 095018. doi: 10.1088/1367-2630/10/9/095018

Sisyphus cooling and amplification by a superconducting qubit

Grajcar, M., Van Der Ploeg, S. H. W., Izmalkov, A., IL'Ichev, E., Meyer, H. -G., Fedorov, A., Shnirman, A. and Schoen, Gerd (2008). Sisyphus cooling and amplification by a superconducting qubit. Nature Physics, 4 (8), 612-616. doi: 10.1038/nphys1019

Single-qubit lasing and cooling at the rabi frequency

Hauss, Julian, Fedorov, Arkady, Hutter, Carsten, Shnirman, Alexander and Schoen, Gerd (2008). Single-qubit lasing and cooling at the rabi frequency. Physical Review Letters, 100 (3) doi: 10.1103/PhysRevLett.100.037003

Reading out the state of a flux qubit by Josephson transmission line solitons

Fedorov, Arkady, Shnirman, Alexander and Schoen, Gerd (2007). Reading out the state of a flux qubit by Josephson transmission line solitons. Physical Review B, 75 (22) doi: 10.1103/PhysRevB.75.224504

Collective decoherence of nuclear spin clusters

Fedorov, A and Fedichkin, L (2006). Collective decoherence of nuclear spin clusters. Journal of Physics-Condensed Matter, 18 (12), 3217-3228. doi: 10.1088/0953-8984/18/12/005

Spin-photovoltaic effect in quantum wires due to intersubband transitions

Fedorov, A, Pershin, YV and Piermarocchi, C (2005). Spin-photovoltaic effect in quantum wires due to intersubband transitions. Physical Review B, 72 (24) 245327 doi: 10.1103/PhysRevB.72.245327

Additivity of decoherence measures for multiqubit quantum systems

Fedichkin, L, Fedorov, A and Privman, V (2004). Additivity of decoherence measures for multiqubit quantum systems. Physics Letters a, 328 (2-3), 87-93. doi: 10.1016/j.physleta.2004.06.021

Evaluation of decoherence for quantum control and computing

Fedorov, Arkady, Fedichkin, Leonid and Privman, Vladimir (2004). Evaluation of decoherence for quantum control and computing. Journal of Computational and Theoretical Nanoscience, 1 (2), 132-143. doi: 10.1166/jctn.2004.011

Error rate of a charge qubit coupled to an acoustic phonon reservoir

Fedichkin, L and Fedorov, A (2004). Error rate of a charge qubit coupled to an acoustic phonon reservoir. Physical Review a, 69 (3) 032311 doi: 10.1103/PhysRevA.69.032311

Terahertz nanoscopy: a non-destructive characterization tool for nanomaterials and nanostructures

Guo, Xiao, Bertling, Karl, Donose, Bogdan C., He, Xin, Degnan, Zach, Solemanifar, Armin, Zhang, Xueqin, Laycock, Bronwyn, Virdis, Bernardino, Fedorov, Arkady, Jacobson, Peter and Rakić, Aleksandar D. (2022). Terahertz nanoscopy: a non-destructive characterization tool for nanomaterials and nanostructures. The 2022 Conference on Optoelectronic and Microelectronic Materials and Devices, Adelaide, SA Australia, 11-16 December 2022.

Advances and challenges in THz scattering SNOM

Guo, Xiao, Donose, Bogdan, Bertling, Karl, He, Xin, Degnan, Zach, Solemanifar, Armin, Laycock, Bronwyn, Fedorov, Arkady, Jacobson, Peter and Rakic, Aleksandar (2021). Advances and challenges in THz scattering SNOM. 8th Australian THz Workshop, Sydney, NSW Australia, 3 December 2021.

Near-field terahertz nanoscopy of coplanar microwave resonators

Jacobson, Peter, Guo, Xiao, He, Xin, Degnan, Zach, Donose, Bogdan, Bertling, Karl, Fedorov, Arkady and Rakic, Aleksandar (2021). Near-field terahertz nanoscopy of coplanar microwave resonators. Australian Institute of Physics Summer Meeting, Brisbane, QLD Australia, 6th-9th December 2021.

Nonreciprocity with a nonlinear superconducting circuit

Hamann, Andrés Rosario, Müller, Clemens, Jerger, Markus, Combes, Joshua, Stace, Thomas M., Fedorov, Arkady, Zanner, Maximilian, Weides, Martin and Pletyukhov, Mikhail (2019). Nonreciprocity with a nonlinear superconducting circuit. Quantum Information and Measurement (QIM) V: Quantum Technologies, Rome, Italy, 4-6 April 2019. Washington, D.C.: OSA. doi: 10.1364/qim.2019.f5a.58

The Lagrangian approach to a Josephson traveling-wave parametric amplifier

Kochetov, Bogdan A. and Fedorov, Arkady (2016). The Lagrangian approach to a Josephson traveling-wave parametric amplifier. 8th International Conference on Ultrawideband and Ultrashort Impulse Signals, UWBUSIS 2016, Odessa, Ukraine, 5 - 11 September 2016. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/UWBUSIS.2016.7724164

Decoherence and Relaxation in Driven Circuit QED Systems

Andre, Stephan, Brosco, Valentina, Fedorov, Arkady, Schoen, Gerd and Shnirman, Alexander (2008). Decoherence and Relaxation in Driven Circuit QED Systems. 2nd International Workshop on Solid-State Quantum Computing/Mini-School on Quantum Information Science, Taipei Taiwan, Jun 23-27, 2008. AMER INST PHYSICS. doi: 10.1063/1.3037135

Spin-Photovoltaic Effect in Quantum Wires

Fedorov, A., Pershin, Yu. V. and Piermarocchi, C. (2008). Spin-Photovoltaic Effect in Quantum Wires. 4th International Symposium on Mesoscopic Superconductivity and Spintronics, Atsugi Japan, Feb 27-Mar 02, 2006. WORLD SCIENTIFIC PUBL CO PTE LTD. doi: 10.1142/9789812814623_0051

Design of a ballistic fluxon qubit readout

Herr, Anna, Fedorov, Arkady, Shnirman, Alexander, Il'ichev, Evgeny and Schon, Gerd (2007). Design of a ballistic fluxon qubit readout. 11th International Superconductive Electronics Conference, Washington Dc, Jun, 2007. doi: 10.1088/0953-2048/20/11/S29

Study of temperature dependence of electron-phonon relaxation and dephasing in semiconductor double-dot nanostructures

Fedichkin, L and Fedorov, A (2005). Study of temperature dependence of electron-phonon relaxation and dephasing in semiconductor double-dot nanostructures. IEEE Nanotechnology Council Quantum Device Technology Workshop, Potsdam Ny, May 17-21, 2004. doi: 10.1109/TNANO.2004.840156

Decoherence of localized electrons in semiconductors due to acoustic phonons

Fedichkin, L, Fedorov, A and Yanchenko, M (2003). Decoherence of localized electrons in semiconductors due to acoustic phonons. Conference on Quantum Information and Computation, Orlando Fl, Apr 21-22, 2003. doi: 10.1117/12.487993

Measures of Decoherence

Fedichkin, L, Fedorov, A and Privman, V (2003). Measures of Decoherence. Conference on Quantum Information and Computation, Orlando Fl, Apr 21-22, 2003. doi: 10.1117/12.486792

Individual measurement outcomes of a KCBS test for hidden variables in a superconducting qutrit

Jerger, Markus and Fedorov, Arkady (2016). Individual measurement outcomes of a KCBS test for hidden variables in a superconducting qutrit. The University of Queensland. (Collection) doi: 10.14264/uql.2016.207