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= Frequency dependent squeezing = [[SQZ-ASQZ measurement|{{attachment:fds1.png||width=500}}]] '''Losses factors''': In vacuum losses: 12.5% In air propagation losses: 12% Detection efficiency: 6% Photodiode quantum efficiency: 0.5% Photodiode AR coating: 0.5% Classical noise: 1% OPO escape inefficiency: 9.6% Total: 35.9% |
Frequency independent squeezing
Losses factors:
Dichroic mirror: 1%
Faraday isolator: 3%
Mirror losses/lenses losses: 2%
Detection efficiency: 3%
Photodiode quantum efficiency: 0.5%
Photodiode AR coating: 0.5%
Classical noise: 1%
OPO escape inefficiency: 9.6%
Total: 19.1%
Frequency dependent squeezing
Losses factors:
In vacuum losses: 12.5%
In air propagation losses: 12%
Detection efficiency: 6%
Photodiode quantum efficiency: 0.5%
Photodiode AR coating: 0.5%
Classical noise: 1%
OPO escape inefficiency: 9.6%
Total: 35.9%