We show that nonlinear nanomechanical resonators coupled to laser driven optical cavity modes can have nonclassical steady states, characterised by negative Wigner functions. This feature is enabled by enhancing the nonlinearity via electrostatic fields.
© 2011 IEEE
S. Rips, M. Kiffner, I. Wilson-Rae, and M. Hartmann, "Cavity Optomechanics with Nonlinear Mechanical Resonators in the Quantum Regime," in CLEO/Europe and EQEC 2011 Conference Digest, OSA Technical Digest (CD) (Optical Society of America, 2011), paper JSI2_3.
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