Differences between revisions 48 and 77 (spanning 29 versions)
⇤ ← Revision 48 as of 2018-12-23 22:55:38 →
Size: 5785
Editor: SadakazuHaino
Comment:
← Revision 77 as of 2019-03-04 22:03:26 → ⇥
Size: 7761
Editor: SadakazuHaino
Comment:
Deletions are marked like this. Additions are marked like this.
Line 3: Line 3:
<<TableOfContents(3)>>
Line 5: Line 6:
  * Sadakazu Haino(Chair), Chunglee Kim, Kentaro Komori, Yuta Michimura, Matteo Leonardi, Atsushi Nishizawa, Kentaro Somiya(PRDC chair)   * Sadakazu Haino(Chair), Chunglee Kim, Kentaro Komori, Matteo Leonardi, Yuta Michimura, Atsushi Nishizawa, Kentaro Somiya(PRDC chair)
Line 15: Line 16:
=== LIGO-Virgo white papers ===
 * LIGO Instrument science white paper (2017): [[https://dcc.ligo.org/public/0142/T1700231/003/T1700231-v3.pdf|LIGO-T1700231–v2]]
 * LIGO Instrument science white paper (2018): [[https://dcc.ligo.org/public/0151/T1800133/004/T1800133-instrument-science-white-v4.pdf|LIGO-T1800133–v3]]		 <<Anchor(DraftWP)>>
=== Draft of white paper ===
 * Link to [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9590|JGWdoc]]
 * Link to [[https://www.overleaf.com/project/5c091fbd8795b4614778100c|Overleaf]]
 * Link to [[https://www.dropbox.com/sh/ry8x2x5wco4xbxx/AAAy782OD9Mhbca7Cov0Ws5Oa?dl=0|Dropbox (backup)]]
Line 19: Line 22:
 * The LSC-Virgo White Paper on Gravitational Wave Data Analysis and Astrophysics (July 2017 edition): [[https://dcc.ligo.org/public/0142/T1700214/004/WP17.pdf|LIGO–T1700214-v4]] VIR-0435D-17
 * The LSC-Virgo White Paper on Gravitational Wave Data Analysis and Astrophysics (Summer 2018 edition): [[https://dcc.ligo.org/public/0150/T1800058/002/WP18.pdf|LIGO–T1800058-v2]] VIR-0119B-18


=== Draft of white paper ===
 * Link to Overleaf: https://www.overleaf.com/project/5c091fbd8795b4614778100c
 * Link to Dropbox (backup): https://www.dropbox.com/sh/ry8x2x5wco4xbxx/AAAy782OD9Mhbca7Cov0Ws5Oa?dl=0
 <<Anchor(Meetings)>>
=== Meetings ===
 * [[KAGRA/KSC/FPC/Meetings/190108|2019/01/08]]
 * [[KAGRA/KSC/FPC/Meetings/190205|2019/02/05]]
 * [[KAGRA/KSC/FPC/Meetings/190308|2019/03/08]]
Line 29: Line 29:
<<Anchor(Science)>>
Line 37: Line 38:
     * intermediate mass-ratio binaries [Norichika Sago?]      * intermediate mass-ratio binaries [Norichika Sago]
Line 41: Line 42:
     * NS EOS and tidal deformation [Masaru Shibata]      * NS EOS and tidal effect [Masaru Shibata]
Line 56: Line 57:
     * burst signal [Sachiko Kuroyanagi]
     * stochastic background [Sachiko Kuroyanagi]
     * parameter estimation [Kipp Cannon?]		      * burst signal [Kipp Cannon]
     * stochastic background [Kipp Cannon]
     * parameter estimation [Kipp Cannon]
Line 60: Line 61:
     * inflation models [Jun'ichi Yokoyama?]
     * phase transition [Shinya Kanemura?]		      * inflation models [Sachiko Kuroyanagi]
     * phase transition [Mitsuru Kakizaki]
Line 72: Line 73:
     * GW lensing [Lijing Shao]
Line 77: Line 79:
<<Anchor(Technologies)>>
Line 78: Line 81:
  * High power laser (how much power? stability?) [Haino?]
  * Parametric instabilty vs power, mitigation schemes [Michimura? KYamamoto?]		   * High power laser (how much power? stability?) [Haino]
  * Parametric instabilty vs power, mitigation schemes [Michimura, KYamamoto]
Line 82: Line 85:
  * Mirror (mass, coating, absorption) [Hirose?]
  * Suspending larger mirror [Okutomi?]
  * Suspension design for suspension thermal noise reduction (upper stage masses, sapphire blades, ribbon design) [Tomaru?]		   * 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?]
Line 86: Line 89:
  * Extreme RSE (high SRM reflectivity possible?) [Michimura?]   * Extreme RSE (high SRM reflectivity possible?) [Enomoto?]
Line 88: Line 91:
  * Newtonian noise cancellation [Nishizawa?]
  * QND, quantum locking [KNagano]		   * 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
Line 94: Line 118:
 * 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
<<Anchor(CurrentFacility)>>
Line 116: Line 147:
<<Anchor(Schedule)>>
Line 121: Line 153:
<<Anchor(LVWP)>>
=== LIGO-Virgo white papers ===
 * LIGO Instrument science white paper (2017): [[https://dcc.ligo.org/public/0142/T1700231/003/T1700231-v3.pdf|LIGO-T1700231–v2]]
 * LIGO Instrument science white paper (2018): [[https://dcc.ligo.org/public/0151/T1800133/004/T1800133-instrument-science-white-v4.pdf|LIGO-T1800133–v3]]

 * The LSC-Virgo White Paper on Gravitational Wave Data Analysis and Astrophysics (July 2017 edition): [[https://dcc.ligo.org/public/0142/T1700214/004/WP17.pdf|LIGO–T1700214-v4]] VIR-0435D-17
 * The LSC-Virgo White Paper on Gravitational Wave Data Analysis and Astrophysics (Summer 2018 edition): [[https://dcc.ligo.org/public/0150/T1800058/002/WP18.pdf|LIGO–T1800058-v2]] VIR-0119B-18

<<Anchor(References)>>
Line 123: Line 164:
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7038|Latest estimated sensitivity of KAGRA (v201708) *APPROVED*]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9314|Document Tree for KAGRA Upgrade]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9537|Example sensitivity curves for the KAGRA upgrade]]
 * [[https://arxiv.org/abs/1804.09894|Particle swarm optimization of the sensitivity of a cryogenic gravitational wave detector]]
 * [[https://git.ligo.org/gwinc|gwinc]]

Future Planning Committee (FPC) working wiki

Contents

  1. Future Planning Committee (FPC) working wiki
    1. Overview
    2. Starting points
    3. Draft of white paper
    4. Meetings
    5. White paper plan
    6. LIGO-Virgo white papers

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

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 [Masaru Shibata]
      • NS remnant [Masaru Shibata]
      • kilonova [Masaru Shibata]
      • 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]

  • 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

References

KAGRA/KSC/FPC (last edited 2022-11-01 22:48:21 by SadakazuHaino)