Steady-state phase diagram of a driven QED-cavity array with cross-Kerr nonlinearities
15/08/2014: “Steady-state phase diagram of a driven QED-cavity array with cross-Kerr nonlinearities” by J. Jin, D. Rossini, M. Leib, M. J. Hartmann, …
Self-consistent projection operator theory for quantum many-body systems
09/06/2014: “Self-consistent projection operator theory for quantum many-body systems” by P. Degenfeld-Schonburg and M. J. Hartmann is published in Phys. Rev. B …
Synchronized Switching in a Josephson Junction Crystal
04/06/2014: “Synchronized Switching in a Josephson Junction Crystal” by M. Leib and M. J. Hartmann is published in Phys. Rev. Lett. 112, …
Nonlinear nanomechanical resonators for quantum optoelectromechanics
31/01/2014: “Nonlinear nanomechanical resonators for quantum optoelectromechanics” by S. Rips, I. Wilson-Rae, and M. J. Hartmann is published in Phys. Rev. A 89, …
The circuit quantum electrodynamical Josephson interferometer
By R. Jirschik and M. J. Hartmann is published in Eur. Phys. J. Quantum Technology 1, 4 (2014).
Photon correlations from ultrastrong optical nonlinearities
By A. Ridolfo, E. del Valle, and M. J. Hartmann is published in Phys. Rev. A 88, 063812 (2013).
Correlator expansion approach to stationary states of weakly coupled cavity arrays
By E. del Valle and M. J. Hartmann is published in J. Phys. B: At. Mol. Opt. Phys. 46, 224023 (2013).
New Position
01/10/2013: Michael Hartmann takes up Associate Professor position at Heriot-Watt University.
Single-photon transistor in circuit quantum electrodynamics
By L. Neumeier, M. Leib, and M. J. Hartmann is published in Phys. Rev. Lett. 111, 063601 (2013).
Spontaneous conversion from virtual to real photons in the ultrastrong coupling regime
By R. Stassi, A. Ridolfo, O. Di Stefano, M. J. Hartmann, and S. Savasta is published in Phys. Rev. Lett. 110 243601 …
Ramón y Cajal Fellowship Awarded
Elena del Valle receives prestigious Ramón y Cajal fellowship to start her own group at Universidad Autónoma de Madrid.
Photon solid phases in driven arrays of non-linearly coupled cavities
By J. Jin, D. Rossini, R. Fazio, M. Leib, and M. J. Hartmann is published in Phys. Rev. Lett. 110 163605 (2013). …
Nonclassical Radiation from Thermal Cavities in the Ultrastrong Coupling Regime
By A. Ridolfo, S. Savasta, and M. J. Hartmann is published in Phys. Rev. Lett. 110 163601 (2013).
Citation Milestone
06/04/2013: Michael J. Hartmann’s work has now been cited more than a 1000 times according to ISI Web of Science.
Two-photon spectra of quantum emitters
By A. Gonzalez-Tudela, F. P. Laussy, C. Tejedor, M. J. Hartmann and E. del Valle is published in New J. Phys. 15 , …
Generation of mesoscopic entangled states in a cavity coupled to an atomic ensemble
By G. Nikoghosyan, M.J. Hartmann and M.B. Plenio is published in Phys. Rev. Lett. 108, 123603 (2012).
Quantum Information Processing with Nanomechanical Qubits
By S. Rips and M. J. Hartmann is published in Phys. Rev. Lett.110, 120503 (2013). See coverage in the scientific media: TUM …
Steady-state negative Wigner functions of nonlinear nanomechanical oscillators
By S. Rips, M. Kiffner, I. Wilson-Rae and M.J. Hartmann, New J. Phys. 14, 023042 (2012) has been selected for inclusion in …
Distilling one, two and entangled pairs of photons from a quantum dot with cavity QED effects and spectral filtering
By E. del Valle is published in New J. Phys. 15 , 025019 (2013).
Photon blockade in the ultrastrong coupling regime
By A. Ridolfo, M. Leib, S. Savasta, and M. J. Hartmann is published in Phys. Rev. Lett. 109, 193602 (2012).