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). Continue
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). Continue
New Position 01/10/2013: Michael Hartmann takes up Associate Professor position at Heriot-Watt University. Continue
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). Continue
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 (2013). Continue
Ramón y Cajal Fellowship Awarded Elena del Valle receives prestigious Ramón y Cajal fellowship to start her own group at Universidad Autónoma de Madrid. Continue
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). The paper has been selected as an editor's selection: Continue
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). Continue
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. Continue
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 , 033036 (2013). Continue
