#acl FilterCavityGroup:read,write
#acl +All:read


= Filter Cavity =


== Members ==
[[FilterCavity/Members|Members list]]



== Meeting ==
[[Meetings/FilterCavity|FC meeting]]

== Logbook ==
[[http://www2.nao.ac.jp/~gw-elog/osl/index.php|Logbook]]

== Team Up ==
[[https://teamup.com/ksqqbon7n3sk61azw6|Team Up planner]]

== Overview ==
 * [[FilterCavity/OpticalLayout|Optical Layout]]
 * [[FilterCavity/OverallScheme|Overall scheme]]
 * [[FilterCavity/Pictures|Pictures]]
 * [[FilterCavity/RFscheme|RFscheme]]


== Current status ==
 * [[FilterCavity/Procedure to operate|Procedure to operate]]
 * [[FilterCavity/Planning|Planning]]

== Maintenance ==
 * [[FilterCavity/Planning|clean room]]

== Details ==
 * [[FilterCavity/Optics|Optics]]
 * [[FilterCavity/DGS|DGS]]
 * [[FilterCavity/Transfer Function|Transfer Functions]]
 * [[FilterCavity/Electronics|Electronics]]
 * [[FilterCavity/END_CENTER_signal_transfer|END_CENTER_signal_transfer]]
 * [[FilterCavity/Datasheets|Datasheets]]
 * [[FilterCavity/Python code|Python code]]
 * [[FilterCavity/Reference signals|Reference signals]]
 * TAMA300 Library [[http://tamago.mtk.nao.ac.jp/tama/ifo/general_lib/lib_circuits.html]]

== Degradation sources ==

 * [[FilterCavity/losses and Phase noise|Losses and Phase noise]]

== Related papers ==
 * ''Estimation of losses in a 300 m filter cavity and quantum noise reduction in the KAGRA gravitational-wave detector''[[https://journals.aps.org/prd/abstract/10.1103/PhysRevD.93.082004|Phys. Rev. D 93, 082004 (2016)]] 
 * ''Measurement of optical losses in a high-finesse 300 m filter cavity for broadband quantum noise reduction in gravitational-wave detectors''[[https://journals.aps.org/prd/abstract/10.1103/PhysRevD.98.022010|Phys. Rev. D 98, 022010 (2018)]]
 * ''Frequency-Dependent Squeezed Vacuum Source for Broadband Quantum Noise Reduction in Advanced Gravitational-Wave Detectors''[[https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.124.171101|Phys. Rev. Lett. 124, 171101 (2020)]]
 * ''Control of a filter cavity with coherent control sidebands''[[https://journals.aps.org/prd/abstract/10.1103/PhysRevD.102.042003|Phys. Rev. D 102, 042003 (2020)]]
 * ''Improving the stability of frequency-dependent squeezing with bichromatic control of filter cavity length, alignment, and incident beam pointing''[[https://journals.aps.org/prd/abstract/10.1103/PhysRevD.105.082003|Phys. Rev. D 105, 082003 (2022)]]
 * ''Demonstration of length control for a filter cavity with coherent control sidebands''[[https://journals.aps.org/prd/abstract/10.1103/PhysRevD.106.102003|Phys. Rev. D 106, 102003 (2022)]]

== Poster and presentations ==
[[FilterCavity/Poster_presentations|Poster and presentations list]]

== Visitors ==
[[FilterCavity/Visitors|Visitors list]]