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2019

Regular Articles
Titel Autor Journal
Transport Signatures of a Majorana Qubit and Read-out-induced Dephasing L. Qin, X.Q. Li, A. Shnirman and G. Schön New J. Phys. 21, 043027 (2019)

2018

Dissertations
Titel Autor Journal
Estimating errors in analog quantum simulations I. Schwenk 2018
Regular Articles
Titel Autor Journal
Multiplying and detecting propagating microwave photons using inelastic Cooper-pair tunneling J. Leppäkangas, M. Marthaler, D. Hazra, S. Jebari, R. Albert, F. Blanchet, G. Johansson and M. Hofheinz Phys. Rev. A 97, 013855 (2018)
Recovering the ideal results of a perturbed analog quantum simulator I. Schwenk, J.M. Reiner, S. Zanker, L. Tian, J. Leppäkangas and M. Marthaler Phys. Rev. A 97, 042310 (2018)
Quantum simulation of the spin-boson model in a microwave circuit J. Leppäkangas, J. Braumüller, A.V. Ustinov, M. Weides and M. Marthaler Phys. Rev. A 97, 052321 (2018)
Electron-assisted magnetization tunneling in single spin systems T. Balashov, C. Karlewski, T. Märkl, G. Schön and W. Wulfhekel Phys. Rev. B 97, 024412 (2018)
Analyzing the spectral density of a perturbed analog quantum simulator using Keldysh formalism S. Zanker, I. Schwenk, J.M. Reiner, J. Leppäkangas and M. Marthaler Phys. Rev. B 97, 214301 (2018)
Floquet Many-body Engineering: Topology and Many-body Physics in Phase Space Lattices P. Liang, M. Marthaler and L. Guo New J. Phys. 20, 023043 (2018)
Effects of gate errors in digital quantum simulations of fermionic systems J.M. Reiner, S. Zanker, I. Schwenk, J. Leppäkangas, F.K. Wilhelm, G. Schön and M. Marthaler Quantum Science and Technology 3, 045008 (2018)
Mesoscopic electron transport and atomic gases, a review of Frank W. J. Hekking's scientific work L. Amico, D.M. Basko, F.S. Bergeret, O. Buisson, H. Courtois, R. Fazio, W. Guichard, A. Minguzzi, J.P. Pekola and G. Schön SciPost Physics 5, 009 (2018)
Finding the ground state of the Hubbard model by variational methods on a quantum computer with gate errors J.M. Reiner, F.K. Wilhelm, G. Schön and M. Marthaler arXiv:1811.04476 (2018)

2017

Dissertations
Titel Autor Journal
Decoherence in microscopic two-level systems and in analog quantum simulators S. Zanker July, 2017
Majorana fermions in magnetically ordered superconducting heterostructures D. Mendler July, 2017
Regular Articles
Titel Autor Journal
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 and A.V. Ustinov Nature Communications 8, 779 (2017)
Estimating the Error of an Analog Quantum Simulator by Additional Measurements I. Schwenk, S. Zanker, J.M. Reiner, J. Leppäkangas and M. Marthaler Phys. Rev. Lett. 119, 240502 (2017)
Giant acoustic atom: a single quantum system with a deterministic time delay L. Guo, A. Grimsmo, A. Frisk Kockum, M. Pletyukhov and G. Johansson Phys. Rev. A (Editors' Suggestion) 95, 053821 (2017)
Creating photon-number squeezed strong microwave fields by a Cooper-pair injection laser M. Koppenhöfer, J. Leppäkangas and M. Marthaler Phys. Rev. B 95, 134515 (2017)
Electronic Decoherence of Two-Level Systems in a Josephson Junction A. Bilmes, S. Zanker, A. Heimes, M. Marthaler, G. Schön, G. Weiss, A.V. Ustinov and J. Lisenfeld Phys. Rev. B 96, 064504 (2017)
Emulating Majorana fermions and their braiding by Ising spin chains S. Backens, A. Shnirman, Y. Makhlin, Y. Gefen, J.E. Mooij and G. Schön Phys. Rev. B 96, 195402 (2017)

2016

Dissertations
Titel Autor Journal
Quantum Master Equation Approach to Nanoelectronics C. Karlewski April, 2016
Regular Articles
Titel Autor Journal
Decoherence spectroscopy with individual two-level tunneling defects J. Lisenfeld, A. Bilmes, S. Matityahu, S. Zanker, M. Marthaler, M. Schechter, G. Schön, A. Shnirman, G. Weiss and A.V. Ustinov Sci. Rep. 6, 23786 (2016)
Creation of a squeezed photon distribution using artificial atoms with broken inversion symmetry M. Koppenhöfer and M. Marthaler Phys. Rev. A 93, 023831 (2016)
Effective Long-distance Interaction from Short-distance Interaction in Periodically Driven One-dimensional Classical System L. Guo, M. Liu and M. Marthaler Phys. Rev. A 93, 053616 (2016)
Superconducting quantum metamaterials as active lasing medium: Effects of disorder M. Koppenhöfer, M. Marthaler and G. Schön Phys. Rev. A 93, 063808 (2016)
Emulating the one-dimensional Fermi-Hubbard model by a double chain of qubits J.M. Reiner, M. Marthaler, J. Braumüller, M. Weides and G. Schön Phys. Rev. A 94, 032338 (2016)
Distortion of a reduced equilibrium density matrix: influence on quantum emulation I. Schwenk and M. Marthaler Phys. Rev. B 93, 014305 (2016)
Correlated Cooper pair transport and microwave photon emission in the dynamical Coulomb blockade J. Leppäkangas, M. Fogelström, M. Marthaler and G. Johansson Phys. Rev. B 93, 014506 (2016)
Lasing and transport in a multi-level double quantum dot system coupled to a microwave oscillator C. Karlewski, A. Heimes and G. Schön Phys. Rev. B 93, 045314 (2016)
Decoherence of a quantum two-level system by spectral diffusion S. Matityahu, A. Shnirman, G. Schön and M. Schechter Phys. Rev. B 93, 134208 (2016)
Diagrammatic description of a quantum system coupled to strong noise M. Marthaler and J. Leppäkangas Phys. Rev. B 94, 144301 (2016)
Synthesizing Lattice Structure in Phase Space L. Guo and M. Marthaler New J. Phys. 18, 023006 (2016)
Non-Markovian correlation functions for open quantum systems J. Jin, C. Karlewski and M. Marthaler New J. Phys. 18, 083038 (2016)
Concentric transmon qubit featuring fast tunability and site-selective Z coupling J. Braumüller, M. Sandberg, M.R. Vissers, A. Schneider, S. Schlör, L. Grünhaupt, H. Rotzinger, M. Marthaler, A. Lukashenko, A. Dieter, A.V. Ustinov, M. Weides and D.P. Pappas Appl. Phys. Lett. 108, 032601 (2016)
Conference Proceedings (contributed)
Titel Autor Journal
Decoherence and Decay of Two-level Systems due to Non-equilibrium Quasiparticles S. Zanker, M. Marthaler and G. Schön IEEE Transactions on Applied Superconductivity 26, 1700204 (2016)
Diplomarbeiten
Titel Autor Journal
Superconducting Quantum Metamaterials as Active Lasing Medium: Effects of Disorder and Longitudinal Couplings M. Koppenhöfer March, 2016

2015

Regular Articles
Titel Autor Journal
Antibunched photons from inelastic Cooper-pair tunneling J. Leppäkangas, M. Fogelström, A. Grimm, M. Hofheinz, M. Marthaler and G. Johansson Phys. Rev. Lett. 115, 027004 (2015)
Multi-photon dressing of an anharmonic superconducting many-level quantum circuit J. Braumüller, J. Cramer, S. Schlör, H. Rotzinger, L. Radtke, A. Lukashenko, P. Yang, M. Marthaler, L. Guo, A.V. Ustinov and M. Weides Phys. Rev. B 91, 054523 (2015)
Electroluminescence and multi-photon effects in a resonator driven by a tunnel junction J. Jin, M. Marthaler and G. Schön Phys. Rev. B 91, 085421 (2015)
Nematicity from mixed S+- + dx2-y2 states in iron-based superconductors G. Livanas, A. Aperis, P. Kotetes and G. Varelogiannis Phys. Rev. B 91, 104502 (2015)
Magnetic order on a topological insulator surface with warping and proximity-induced superconductivity D. Mendler, P. Kotetes and G. Schön Phys. Rev. B 91, 155405 (2015)
First-principles calculation of the thermoelectric figure of merit for [2,2]paracyclophane-based single-molecule junctions M. Bürkle, T.J. Hellmuth, F. Pauly and Y. Asai Phys. Rev. B 91, 165419 (2015)
Qubit dephasing due to quasiparticle tunneling S. Zanker and M. Marthaler Phys. Rev. B 91, 174504 (2015)
The parity effect in Josephson junction arrays J.H. Cole, A. Heimes, T. Duty and M. Marthaler Phys. Rev. B 91, 184505 (2015)
Lasing in circuit quantum electrodynamics with strong noise M. Marthaler, Y. Utsumi and D.S. Golubev Phys. Rev. B 91, 184515 (2015)
Magnetic adatoms as memory bits: A quantum master equation analysis C. Karlewski, M. Marthaler, T. Märkl, T. Balashov, W. Wulfhekel and G. Schön Phys. Rev. B 91, 245430 (2015)
Topological superconductivity in Rashba semiconductors without a Zeeman field P. Kotetes Phys. Rev. B 92, 014514 (2015)
Interplay of topological phases in magnetic adatom-chains on top of a Rashba superconducting surface A. Heimes, D. Mendler and P. Kotetes New J. Phys. 17, 023051 (2015)
Superconductor-insulator transition in nanowires and nanowire arrays J.E. Mooij, G. Schön, A. Shnirman, T. Fuse, H. Rotzinger, C.J.P.M. Harmans and A. Verbruggen New J. Phys. 17, 033006 (2015)
Majorana representation for dissipative spin systems P. Schad, Y. Makhlin, B.N. Narozhny, G. Schön and A. Shnirman Annals of Physics 361, 401 (2015)
Majorana fermion fingerprints in spin-polarised scanning tunneling microscopy P. Kotetes, D. Mendler, A. Heimes and G. Schön Physica E 74, 614 (2015)
Conference Proceedings (contributed)
Titel Autor Journal
Pulse-controlled quantum gate sequences on a strongly coupled qubit chain H. Frydrych, M. Marthaler and G. Alber SPIE Proceedings 9505, 95050G (2015)
Diplomarbeiten
Titel Autor Journal
Influence of strong noise on the Adiabatic Quantum Computer P. Rudo January, 2015
Emulation des Spin-Boson Modells in supraleitenden Schaltkreisen M. Hauck March, 2015
Emulation of the One-Dimensional Fermi-Hubbard Model Using Superconducting Qubits J.M. Reiner May, 2015