@article{id_5218, title = "Two-photon probe of the Jaynes-Cummings model and controlled symmetry breaking in circuit QED", author = "Frank Deppe, Matteo Mariantoni, E. P. Menzel, A. Marx, S. Saito, K. Kakuyanagi, H. Tanaka, T. Meno, K. Semba, H. Takayanagi, E. Solano, R. Gross", journal = "Nature Physics", volume = "4", year = "2008", pages = "686 - 691", url = "http://dx.doi.org/10.1038/nphys1016", }