Broad-band parametric deamplification of quantum noise in an optical fiber

R.M. Shelby; M. Levenson; S.H. Perlmutter; R.G. Devoe; D.F. Walls

doi:10.1103/PhysRevLett.57.691

Physical Review Letters

Paper

11 Aug 1986

Broad-band parametric deamplification of quantum noise in an optical fiber

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Abstract

Broad-band squeezed states of light are generated by forward nondegenerate four-wave mixing in a single-mode optical fiber cooled below 4.2 K. The minimum total noise level was (12.5 ± 0.5)% below the standard quantum limit. © 1986 The American Physical Society.

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