We observed 7.2 dB squeezing of continuous-wave light at 860 nm with a periodically- poled KTiOPO4 crystal in an optical parametric oscillator. The squeezing level was obtained as the LO phase was locked.
© 2006 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4970) Nonlinear optics : Parametric oscillators and amplifiers
(270.0270) Quantum optics : Quantum optics
(270.6570) Quantum optics : Squeezed states
S. Suzuki, H. Yonezawa, F. Kannari, M. Sasaki, and A. Furusawa, "7.2 dB Quadrature Squeezing at 860 nm with Periodically-Poled KTiOPO4," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper QFD1.
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