Göran Johansson

Professor at Chalmers, Microtechnology and Nanoscience (MC2), Applied Quantum Physics

Professor in Applied and Theoretical Quantum Physics at Chalmers University of Technology, Göteborg, Sweden

Source: orcid.org

Projects

2017–2022

Kvantplasmonik – en teknologi för foton-fotonväxelverkan på kvantnivå vid rumstemperatur

Göran Johansson Applied Quantum Physics
Mikael Käll Bionanophotonics
Timur Shegai Bionanophotonics
Swedish Research Council (VR)

2015–2019

Quantum states of photons and relativistic physics on a chip

Per Delsing Quantum Device Physics
Göran Johansson Applied Quantum Physics
Jonas Bylander Quantum Device Physics
Vitaly Shumeiko Applied Quantum Physics
Knut and Alice Wallenberg Foundation

2012–2015

Quantum Propagating Microwaves in Strongly Coupled Environments (PROMISCE)

Göran Johansson Applied Quantum Physics
European Commission (FP7)

16 publications exist
2014–2017

Engineering Superconducting Circuits for Quantum Information

Göran Johansson Applied Quantum Physics
Swedish Research Council (VR)

2011–2013

Theory for Quantum Information and Quantum Optics in Superconducting Circuits

Göran Johansson Applied Quantum Physics
Swedish Research Council (VR)

There might be more projects where Göran Johansson participates, but you have to be logged in as a Chalmers employee to see them.

Publications

2017

Giant acoustic atom: A single quantum system with a deterministic time delay

Lingzhen Guo, A. Grimsmo, Anton Frisk Kockum et al
Physical Review A. Vol. 95 (5)
Scientific journal article - peer reviewed
2016

Experimental Test of the Entanglement of Radiation Generated by the Dynamical Casimir Effect

Ben Schneider, Michael Simoen, Ida-Maria Svensson et al
2016 Progress in Electromagnetics Research Symposium (Piers), p. 2314-2314
Conference paper - peer reviewed
2016

Detecting itinerant single microwave photons

Sankar Raman Sathyamoorthy, T. M. Stace, Göran Johansson et al
Comptes Rendus Physique. Vol. 17 (7), p. 756-765
Scientific journal article - peer reviewed
2016

Simple, robust, and on-demand generation of single and correlated photons

Sankar Raman Sathyamoorthy, Andreas Bengtsson, Steven Bens et al
Physical Review A. Atomic, Molecular, and Optical Physics. Vol. 93 (6), p. Art. no. 063823
Scientific journal article - peer reviewed
2016

Towards universal quantum computation through relativistic motion

D. E. Bruschi, C. Sabin, P. Kok et al
Scientific Reports. Vol. 6
Scientific journal article - peer reviewed
2016

Correlated Cooper pair transport and microwave photon emission in the dynamical Coulomb blockade

Juha Leppäkangas, Mikael Fogelström, Michael Marthaler et al
Physical Review B: covering condensed matter and materials physics. Vol. 93, p. 014506
Scientific journal article - peer reviewed
2015

Probing the quantum vacuum with an artificial atom in front of a mirror

Io-Chun Hoi, Anton Frisk Kockum, Lars Tornberg et al
Nature Physics. Vol. 11 (12), p. 1045-1049
Scientific journal article - peer reviewed
2015

Antibunched Photons from Inelastic Cooper-Pair Tunneling

Juha Leppäkangas, Mikael Fogelström, A. Grimm et al
Physical Review Letters. Vol. 115 (2)
Scientific journal article - peer reviewed
2015

Quantum discord in the dynamical Casimir effect

C. Sabín, I. Fuentes, Göran Johansson et al
Physical Review A. Atomic, Molecular, and Optical Physics. Vol. 92 (1)
Scientific journal article - peer reviewed
2015

Motion and gravity effects in the precision of quantum clocks

Joel Lindkvist, C. Sabn, Göran Johansson et al
Scientific Reports. Vol. 5
Scientific journal article - peer reviewed
2014

Nonequilibrium probing of two-level charge fluctuators using the step response of a single-electron transistor

Arsalan Pourkabirian, Martin V. Gustafsson, Göran Johansson et al
Physical Review Letters. Vol. 113 (25), p. 256801
Scientific journal article - peer reviewed
2014

Optomechanical-like coupling between superconducting resonators

J. R. Johansson, Göran Johansson, F. Nori et al
Physical Review A. Atomic, Molecular, and Optical Physics. Vol. 90 (5), p. Art. no. 053833
Scientific journal article - peer reviewed
2014

Twin paradox with macroscopic clocks in superconducting circuits

Joel Lindkvist, C. Sabin, I. Fuentes et al
Physical Review A. Atomic, Molecular, and Optical Physics. Vol. 90 (5), p. Art. no. 052113
Scientific journal article - peer reviewed
2014

Dynamical Casimir Effect Entangles Artificial Atoms

S. Felicetti, M. Sanz, L. Lamata et al
Physical Review Letters. Vol. 113 (9), p. Art. No. 093602
Scientific journal article - peer reviewed
2014

Propagating phonons coupled to an artificial atom

Martin V. Gustafsson, Thomas Aref, Anton Frisk Kockum et al
Science. Vol. 346 (6206), p. 207-211
Scientific journal article - peer reviewed
2014

Nonabsorbing high-efficiency counter for itinerant microwave photons

B. X. Fan, Göran Johansson, J. Combes et al
Physical Review B. Condensed Matter and Materials Physics. Vol. 90 (3)
Scientific journal article - peer reviewed
2014

Scattering of coherent pulses on a two-level system-single-photon generation

Joel Lindkvist, Göran Johansson,
New Journal of Physics. Vol. 16
Scientific journal article - peer reviewed
2014

Designing frequency-dependent relaxation rates and Lamb shifts for a giant artificial atom

Anton Frisk Kockum, Per Delsing, Göran Johansson et al
Physical Review A - Atomic, Molecular, and Optical Physics. Vol. 90 (1), p. 013837
Scientific journal article - peer reviewed
2014

Storage and on-demand release of microwaves using superconducting resonators with tunable coupling

Mathieu Pierre, Ida-Maria Svensson, Sankar Raman Sathyamoorthy et al
Applied Physics Letters. Vol. 104 (23), p. Art. Nr. 232604
Scientific journal article - peer reviewed
2014

Producing correlated photons using superconducting circuits

Göran Johansson,
2013 Conference on Lasers and Electro-Optics - International Quantum Electronics Conference, (Optical Society of America, 2013)
Conference paper - peer reviewed
2014

Quantum Nondemolition Detection of a Propagating Microwave Photon

Sankar Raman Sathyamoorthy, Lars Tornberg, Anton Frisk Kockum et al
Physical Review Letters. Vol. 112 (9), p. art. no. 093601
Scientific journal article - peer reviewed
2014

Reversing Quantum Trajectories with Analog Feedback

G. de Lange, D. Riste, M. J. Tiggelman et al
Physical Review Letters. Vol. 112 (8), p. 5
Scientific journal article - peer reviewed
2014

Input-output description of microwave radiation in the dynamical Coulomb blockade

Juha Leppäkangas, Göran Johansson, M. Marthaler et al
New Journal of Physics. Vol. 16, p. Article nr. 015015
Scientific journal article - peer reviewed
2013

Producing correlated photons using superconducting circuits

Göran Johansson,
2013 Conference on Lasers and Electro-Optics - International Quantum Electronics Conference, (Optical Society of America, 2013)
Conference paper - peer reviewed
2013

Thermal properties of charge noise sources

Martin V. Gustafsson, Arsalan Pourkabirian, Göran Johansson et al
Physical Review B. Condensed Matter and Materials Physics. Vol. 88 (24), p. Art. no. 245410
Scientific journal article - peer reviewed
2013

Effects of quasiparticle tunnelling in a circuit-QED realization of a strongly driven two-level system

Juha Leppäkangas, Sebastian Erik de Graaf, Astghik Adamyan et al
Journal of Physics B-Atomic Molecular and Optical Physics. Vol. 46 (22), p. Art. no. 224019
Scientific journal article - peer reviewed
2013

Detailed modelling of the susceptibility of a thermally populated, strongly driven circuit-QED system

Anton Frisk Kockum, M. Sandberg, M. R. Vissers et al
Journal of Physics B-Atomic Molecular and Optical Physics. Vol. 46 (22)
Scientific journal article - peer reviewed
2013

Approaching the strong coupling limit in single plasmonic nanorods interacting with J-aggregates

Gülis Zengin, Göran Johansson, Peter Johansson et al
Scientific Reports. Vol. 3
Scientific journal article - peer reviewed
2013

Steady state entanglement of two superconducting qubits engineered by dissipation

Florentin Reiter, Lars Tornberg, Göran Johansson et al
Physical Review A. Atomic, Molecular, and Optical Physics. Vol. 88 (032317), p. 12
Scientific journal article - peer reviewed
2013

Charge Qubit Coupled to an Intense Microwave Electromagnetic Field in a Superconducting Nb Device: Evidence for Photon-Assisted Quasiparticle Tunneling

Sebastian Erik de Graaf, Juha Leppäkangas, Astghik Adamyan et al
Physical Review Letters. Vol. 111 (13), p. Art. no. 137002
Scientific journal article - peer reviewed
2013

Partial-Measurement Backaction and Nonclassical Weak Values in a Superconducting Circuit

J. P. Groen, D. Riste, Lars Tornberg et al
Physical Review Letters. Vol. 111 (9)
Scientific journal article - peer reviewed
2013

Giant Cross–Kerr Effect for Propagating Microwaves Induced by an Artificial Atom

Io-Chun Hoi, Anton Frisk Kockum, Tauno Palomaki et al
Physical Review Letters. Vol. 111 (5), p. article nr. 053601
Scientific journal article - peer reviewed
2013

Proposal for a coherent quantum memory for propagating microwave photons

M. Afzelius, N. Sangouard, Göran Johansson et al
New Journal of Physics. Vol. 15, p. Art. no. 065008
Scientific journal article - peer reviewed
2013

Nonclassical Photon Pair Production in a Voltage-Biased Josephson Junction

Juha Leppäkangas, Göran Johansson, Michael Marthaler et al
Physical Review Letters. Vol. 110 (26), p. 267004
Scientific journal article - peer reviewed
2013

Nonclassical microwave radiation from the dynamical Casimir effect

J. R. Johansson, Göran Johansson, Christopher Wilson et al
Physical Review A. Atomic, Molecular, and Optical Physics. Vol. 87 (4), p. Art. no. 043804
Scientific journal article - peer reviewed
2013

Scattering of coherent states on a single artificial atom

B. Peropadre, Joel Lindkvist, Io-Chun Hoi et al
New Journal of Physics. Vol. 15, p. Article Number: 035009
Scientific journal article - peer reviewed
2013

Relativistic Quantum Teleportation with Superconducting Circuits

N. Friis, A. R. Lee, K. Truong et al
Physical Review Letters. Vol. 110 (11)
Scientific journal article - peer reviewed
2013

Microwave quantum optics with an artificial atom in one-dimensional open space

Io-Chun Hoi, Christopher Wilson, Göran Johansson et al
New Journal of Physics. Vol. 15, p. Article Number: 025011
Scientific journal article - peer reviewed
2013

Breakdown of the Cross-Kerr Scheme for Photon Counting

B. X. Fan, Anton Frisk Kockum, J. Combes et al
Physical Review Letters. Vol. 110 (5)
Scientific journal article - peer reviewed
2012

Coupling of an erbium spin ensemble to a superconducting resonator

Matthias Staudt, Io-Chun Hoi, Philip Krantz et al
Journal of Physics B-Atomic Molecular and Optical Physics. Vol. 45 (12), p. Art. no. 124019
Scientific journal article - peer reviewed
2012

Undoing measurement-induced dephasing in circuit QED

Anton Frisk Kockum, Lars Tornberg, Göran Johansson et al
Physical Review A. Vol. 85 (5)
Scientific journal article - peer reviewed
2012

Generation of Nonclassical Microwave States Using an Artificial Atom in 1D Open Space

Io-Chun Hoi, Tauno Palomaki, Joel Lindkvist et al
Physical Review Letters. Vol. 108 (26), p. art no. 263601
Scientific journal article - peer reviewed
2012

Local probing of propagating acoustic waves in a gigahertz echo chamber

Martin V. Gustafsson, Paulo V. Santos, Göran Johansson et al
Nature Physics. Vol. 8 (4), p. 338–343
Scientific journal article - peer reviewed
2011

A practical photon-number-resolving detector in the microwave regime

B. Fan, T. M. Stace, G. J. Milburn et al
International Quantum Electronics Conference, IQEC 2011; Sydney;,Australia; 28 Aug -1 Sep 2011, p. 2072-2074
Conference paper - peer reviewed
2011

Approaching perfect microwave photodetection in circuit QED

Borja Peropadre, G Romero, Göran Johansson et al
Physical Review A. Vol. 84
Scientific journal article - peer reviewed
2011

Observation of the dynamical Casimir effect in a superconducting circuit

Christopher Wilson, Göran Johansson, Arsalan Pourkabirian et al
Nature. Vol. 479 (7373), p. 376-9
Scientific journal article - peer reviewed
2011

Demonstration of a Single-Photon Router in the Microwave Regime

Io-Chun Hoi, Christopher Wilson, Göran Johansson et al
Physical Review Letters. Vol. 107 (7)
Scientific journal article - peer reviewed
2010

Dynamical Casimir effect in superconducting microwave circuits

Robert Johansson, Göran Johansson, Christopher Wilson et al
Physical Review A. Vol. 82 (5), p. 052509
Scientific journal article - peer reviewed
2010

High-fidelity feedback-assisted parity measurement in circuit QED

Lars Tornberg, Göran Johansson,
Physical Review A. Vol. 82 (1)
Scientific journal article - peer reviewed
2010

Dressed relaxation and dephasing in a strongly driven two-level system

Christopher Wilson, Göran Johansson, Tim Duty et al
Physical Review B. Vol. 81 (2), p. Art. no. 024520
Scientific journal article - peer reviewed
2010

Excess Dissipation in a Single-Electron Box: The Sisyphus Resistance

Fredrik Persson, Christopher Wilson, Martin Sandberg et al
Nano Letters. Vol. 10 (3), p. 953-957
Scientific journal article - peer reviewed
2009

Dynamical Casimir Effect in a Superconducting Coplanar Waveguide

Robert Johansson, Göran Johansson, Christopher Wilson et al
Physical Review Letters. Vol. 103, p. 147003
Scientific journal article - peer reviewed
2009

Proposal for generating and detecting multi-qubit GHZ states in circuit QED

Lev S. Bishop, Lars Tornberg, D. Price et al
New Journal of Physics. Vol. 11, p. 073040
Scientific journal article - peer reviewed
2008

Fast tuning of superconducting microwave cavities

Martin Sandberg, Christopher Wilson, Fredrik Persson et al
Proc. 2nd International Workshop on Solid-State Quantum Computing, p. 12-21
Conference paper - peer reviewed
2008

Implementation of the three-qubit phase-flip error correction code with superconducting qubits

Göran Johansson, Vitaly Shumeiko, Margareta Wallquist et al
PHYSICAL REVIEW B. Vol. 77 (1), p. 10
Scientific journal article - peer reviewed
2008

Tuning the field in a microwave resonator faster than the photon lifetime

Martin Sandberg, Christopher Wilson, Fredrik Persson et al
Applied Physics Letters. Vol. 92 (20), p. 203501
Scientific journal article - peer reviewed
2007

Dispersive Charge and Flux Qubit Readout as a Quantum Measurement Process

Lars Tornberg, Göran Johansson,
Journal of Low Temperature Physics. Vol. 146 (1-2), p. 227-252
Scientific journal article - peer reviewed
2007

Simultaneous readout of two charge qubits

Jian Li, Göran Johansson,
Physical Review B. Vol. 75 (085312)
Scientific journal article - peer reviewed
2007

Arbitrary accuracy iterative quantum phase estimation algorithm using a single ancillary qubit: A two-qubit benchmark

Miroslav Dobsicek, Göran Johansson, Vitaly Shumeiko et al
Physical Review A. Vol. 76 (030306(R) )
Scientific journal article - peer reviewed
2007

Coherence times of dressed states of a superconducting qubit under extreme driving

Christopher Wilson, Tim Duty, Fredrik Persson et al
Physical Review Letters. Vol. 98 (25), p. 257003
Scientific journal article - peer reviewed
2007

Crossover from time-correlated single-electron tunneling to that of Cooper pairs

Jonas Bylander, Tim Duty, Göran Johansson et al
Physical Review B. Vol. 76 (2), p. 020506(R)
Scientific journal article - peer reviewed
2006

Fast quantum limited readout of a superconducting qubit using a slow oscillator

Göran Johansson, Lars Tornberg, Christopher Wilson et al
Physical Review B. Vol. 74, p. 100504(R)
Scientific journal article - peer reviewed
2006

Transport in metallic multi-island Coulomb blockade systems: A systematic perturbative expansion in the junction transparency

Björn Kubala, Göran Johansson, Jürgen König et al
Physical Review B. Vol. 73, p. 165316
Scientific journal article - peer reviewed
2006

Quasiparticle Poisoning in a Single Cooper-Pair Box

Justin F. Schneiderman, Per Delsing, Göran Johansson et al
AIP Conference Proceedings. Vol. 850 (1), p. 931
Conference paper - peer reviewed
2006

Readout methods and devices for Josephson-junction-based solid-state qubits

Göran Johansson, Lars Tornberg, Vitaly Shumeiko et al
Journal of Physics: Condensed Matter
Scientific journal article - peer reviewed
2005

Observation of quantum capacitance in the cooper-pair transistor

Tim Duty, Göran Johansson, Kevin Bladh et al
Physical Review Letters. Vol. 95 (20), p. 206807
Scientific journal article - peer reviewed
2004

Measuring non-Gaussian fluctuations through incoherent Cooper pair current

Tero Heikkilä, Pauli Virtanen, Göran Johansson et al
Physical Review Letters. Vol. 93 (93), p. 247005
Scientific journal article - peer reviewed
2004

Coherent current transport in wide ballistic Josephson junctions

Peter Samuelsson, Åke Ingerman, Göran Johansson et al
Physical Review B. Vol. 70, p. 212505
Scientific journal article - peer reviewed
2004

Cavity QED in superconducting circuits: susceptibility at elevated temperatures

Ilena Rau, Göran Johansson, Alexander Shnirman et al
Physical Review B. Vol. 70, p. 054521
Scientific journal article - peer reviewed
2003

Full counting statistics of multiple Andreev reflection

Göran Johansson, Peter Samuelsson, Åke Ingerman et al
Physical Review Letters . Vol. 91, p. 187002
Scientific journal article - peer reviewed
2001

Coherent multiple Andreev reflections and current resonances in SNS quantum point contacts

Åke Ingerman, Göran Johansson, Vitaly Shumeiko et al
Physical Review B. Vol. 64, p. 144504
Scientific journal article - peer reviewed