A novel method of producing squeezed vacuum uses cross phase modulatio
n between a linearly polarized pump signal and the orthogonal polarize
d vacuum. Here we report on such cross phase modulation using 1-nJ 150
-fs pulses from a low noise stretched pulse laser. The nonlinear mediu
m was a single mode fiber and the noise reduction was 3 dB. (C) 1997 O
ptical Society of America.