Bulletin of the American Physical Society
Squeezing with a flux-driven Josephson parametric amplifier
E. P. Menzel, L. Zhong, Peter Eder, A. Baust, M. Haeberlein, Eric A. Hoffmann, Frank Deppe, Achim Marx, Rudolf Groß, Roberto Di Candia, E. Solano, Matthias Ihmig, K. Inomata, Takashi Yamamoto, Yasunobu Nakamura