LIGO Michelson Fabry-Perot interferometer detects strain h ~ 10^-21 over 4 km baseline; quantum-noise-limited above 100 Hz, seismic-noise-limited below 10 Hz; first detection GW150914 (2015).
LIGO Michelson Fabry-Perot interferometer detects strain h ~ 10^-21 over 4 km baseline; quantum-noise-limited above 100 Hz, seismic-noise-limited below 10 Hz; first detection GW150914 (2015).