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| * Table of contents * [[#LVWP|LIGO-Virgo white papers]] * [[#DraftWP|Draft of white paper]] * [[#Meetings|Meetings]] * [[#Science|Scientific motivation]] * [[#Technologies|Survey of the current technologies]] * [[#CurrentFacility|Status of the current facility]] * [[#Schedule|Schedule for the white paper]] * [[#References|References]] |
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| * [[KAGRA/KSC/FPC/Meetings/190108|2019/01/08]] * Next around end/Jan-beg/Feb |
* [[KAGRA/KSC/FPC/Meetings/190108|2019/01/08 telecon]] * [[KAGRA/KSC/FPC/Meetings/190205|2019/02/05 telecon]] * [[KAGRA/KSC/FPC/Meetings/190308|2019/03/08 telecon]] * [[KAGRA/KSC/FPC/Meetings/190319-LVC|LVC meeting reports]] * [[KAGRA/KSC/FPC/Meetings/190410|2019/04/10 telecon]] * [[LCGT/Meeting/f2f/2019Apr/FuSat|2019/04/18 F2F Satellite meeting]] * [[KAGRA/KSC/FPC/Meetings/190520|2019/05/20 telecon]] * [[KAGRA/KSC/FPC/Meetings/190614|2019/06/14 telecon]] |
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| * NS EOS and tidal effect [Masaru Shibata] * NS remnant [Masaru Shibata] * kilonova [Masaru Shibata] |
* NS EOS and tidal effect [Tatsuya Narikawa] * NS remnant [??] * kilonova [Kyohei Kawaguchi] |
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| * QND, quantum locking [KNagano] | * Quantum locking [KNagano] |
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| * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3997|KAGRA Document and Drawing Tree]] | |
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| ==== Schedule for the white paper ==== | === Schedule for the white paper === |
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| ==== References ==== | === References === |
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| * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=876|KAGRA System Engineering Management Plan (SEMP)]] |
Future Planning Committee (FPC) working wiki
Contents
Overview
FPC is approved under KSC in Dec/2018 with the following initial members:
- Sadakazu Haino(Chair), Chunglee Kim, Kentaro Komori, Matteo Leonardi, Yuta Michimura, Atsushi Nishizawa, Kentaro Somiya(PRDC chair)
- Any comments/questions/requests from anyone are much appreciated and can be sent to the dedicated Mailing List
- ksc-fpc _at_ icrr.u-tokyo.ac.jp
Starting points
Draft of white paper
Link to JGWdoc
Link to Overleaf
Link to Dropbox (backup)
Meetings
White paper plan
- Scientific motivation
- Stellar-mass BBH
- formation scenarios [Kohei Inayoshi]
- population (parameter estimation) [Chunglee Kim]
- host galaxy identification (sky localization) [Chunglee Kim]
- Intermediate-mass BBH
- formation scenarios [Kohei Inayoshi]
- polulation (parameter estimation) [Chunglee Kim]
- intermediate mass-ratio binaries [Norichika Sago]
- BNS and BHNS
- binary evolution [Chunglee Kim]
- population (parameter estimation) [Chunglee Kim]
- NS EOS and tidal effect [Tatsuya Narikawa]
- NS remnant [??]
- kilonova [Kyohei Kawaguchi]
- short gamma-ray burst [Kunihito Ioka]
- Accereting binaries
- low-mass x-ray binaries [Albert Kong]
- Isolated NS
- pulsar ellipticity (continuous) [Yousuke Itoh]
- pulsar glitches and magnetar flare [Yasufumi Kojima]
- stellar oscillation [Hajime Sotani]
- Supernova
- explosion models [Kei Kotake]
- distinguishing explosion models (parameter estimation) [Kazuhiro Hayama]
- polarization [Kazuhiro Hayama]
- Cosmic string
- burst signal [Kipp Cannon]
- stochastic background [Kipp Cannon]
- parameter estimation [Kipp Cannon]
- Stochastic background
- inflation models [Sachiko Kuroyanagi]
- phase transition [Mitsuru Kakizaki]
- astrophysical background [??]
- spectral shape (parameter estimation) [Sachiko Kuroyanagi]
- Test of gravity
- test of consistency with GR [Tjonnie G. F. Li]
- generation mechanism [Takahiro Tanaka]
- propagation effect [Atsushi Nishizawa]
- polarization [Hiroki Takeda]
- BH no-hair theorem [Hiroyuki Nakano]
- Cosmology
- Hubble constant measurement [Atsushi Nishizawa]
- GW lensing [Lijing Shao]
- Multimessenger
- fast radio burst [Kazumi Kashiyama]
- long gamma-ray burst [Ryo Yamazaki]
- Others
- BH echo [Takahiro Tanaka]
- Stellar-mass BBH
- Survey of the current technologies (price and readiness)
- High power laser (how much power? stability?) [Haino]
- Parametric instabilty vs power, mitigation schemes [Michimura, KYamamoto]
- Squeezing (squeezing level, losses) [Matteo, Eleonora]
- Filter cavity (losses) [Matteo, Eleonora]
- Mirror (mass, coating, absorption) [Hirose?, KYamamoto]
- Suspending larger mirror [Okutomi? Aso?]
- Suspension design for suspension thermal noise reduction (upper stage masses, sapphire blades, ribbon design) [KYamamoto, Tomaru?]
- Improving heat conductivity of sapphire fibers [Tomaru?]
- Extreme RSE (high SRM reflectivity possible?) [Enomoto?]
- Technological noises at low frequencies [Michimura?]
- Newtonian noise cancellation [Nishizawa? Shimoda?]
- Quantum locking [KNagano]
- Silicon mass [Komori?]
- 1550nm/2000nm laser [Li-Wei Wei?]
- Suspension point interferometer [Aso?]
- Vertical suspension point interferometer [Ando?]
- Thermal compensation system (BS/PRMs)
- Balanced homodyne detector
- Low-loss output faraday isolator [Somiya?]
- Suspension thermal noise cancellation using single loop wires
- Khalili cavity [Somiya?]
- EPR entanglement [Somiya?]
- Phase camera
- Double optical spring [Komori?]
- Multi-carrier interferometer
- Delay line
- Local readout scheme
- Intracavity squeezing
- Intracavity signal amplifier
- White light cavity
- Speedmeter
- Long SRC
- Xylophone
- Technologies to accerelate commissioning work (e.g. machine learning for auto alignment)
- Technologies to improve stability
- Technologies to improve duty cycle
- Technologies to reduce calibration error
- Study of new noise sources
- Schumann resonance
- Water gravity gradient noise
- Acoustic gravity gradient noise
- Thermal noise in non-equilibrium steady state
- Gravity decoherence noise
- Status of the current facility
- TUN
- FCL
- VAC
- CRY [Tomaru]
- VIS [Takahashi, Aso]
- MIR [Hirose]
- LAS [Mio]
- IOO [Kokeyama, Somiya]
- AOS [Akutsu]
- ...
- Limits of the current facility
- Mirror size in cryostat [KYamamoto?]
- Filter cavity length [Matteo, Eleonora]
- Computing resources [Chunglee?]
- Trade-off studies
- Time scale of plans: near-term(more realistic) and longer-term(some dreams)
- Back up plans
R&Ds to be done : input to the PRDC
- Budget estimate
- Project execution plan
Schedule for the white paper
- Work in progress draft to be presented @ KIW in Feb 2019 : Feedbacks from Virgo
- First draft to be circulated @ April 2019 F2F
- Final version to be put for approval @ Aug 2019 F2F
LIGO-Virgo white papers
LIGO Instrument science white paper (2017): LIGO-T1700231–v2
LIGO Instrument science white paper (2018): LIGO-T1800133–v3
The LSC-Virgo White Paper on Gravitational Wave Data Analysis and Astrophysics (July 2017 edition): LIGO–T1700214-v4 VIR-0435D-17
The LSC-Virgo White Paper on Gravitational Wave Data Analysis and Astrophysics (Summer 2018 edition): LIGO–T1800058-v2 VIR-0119B-18