Diff for "KAGRA/KSC/FPC"

Differences between revisions 29 and 36 (spanning 7 versions)

Future Planning Committee (FPC) working wiki

Overview

FPC is approved under KSC in Dec/2018 with the following initial members:
- Sadakazu Haino(Chair), Chunglee Kim, Kentaro Komori, Yuta Michimura, Matteo Leonardi, Atsushi Nishizawa, RDC 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

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

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

White paper plan

Scientific motivation
- Stellar-mass BBH
  - formation scenarios [Kohei Inayoshi?]
  - population (parameter estimation) [DA: Hideyuki Tagoshi?]
  - host galaxy identification (sky localization) [DA: Hideyuki Tagoshi?]
- Intermediate-mass BBH
  - formation scenarios [Kohei Inayoshi?]
  - polulation (parameter estimation) [DA: Hideyuki Tagoshi?]
  - intermediate mass-ratio binaries [Norichika Sago?]
- BNS and BHNS
  - binary evolution [??]
  - population (parameter estimation) [DA: Hideyuki Tagoshi?]
  - NS EOS and tidal deformation [Masaru Shibata?]
  - NS remnant [Masaru Shibata?]
  - kilonova [Masaru Shibata?]
  - short gamma-ray burst [Kunihito Ioka?]
  - stocastic background
- Accereting binaries
  - low-mass x-ray binaries [Albert Kong?]
- Isolated NS
  - pulsar ellipticity (continuous) [Yousuke Itoh?]
  - pulsar glitches (burst) [Yousuke Itoh?]
  - magnetar flare [Yasufumi Kojima?]
  - stellar oscillation [Hajime Sotani?]
- Supernova
  - explosion models [Kei Kotake?]
  - distinguishing explosion models (parameter estimation) [DA: Kazuhiro Hayama?]
  - polarization [Kazuhiro Hayama]
- Cosmic string
  - burst signal [Sachiko Kuroyanagi]
  - stochastic background [Sachiko Kuroyanagi]
  - parameter estimation [Kipp Cannon?]
- Stochastic background
  - inflation models [Jun'ichi Yokoyama?]
  - phase transition [Shinya Kanemura?]
  - 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]
- 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?]
- Suspending larger mirror [Okutomi?]
- Suspension design for suspension thermal noise reduction (upper stage masses, sapphire blades, ribbon design) [Tomaru?]
- Improving heat conductivity of sapphire fibers [Tomaru?]
- Extreme RSE (high SRM reflectivity possible?) [Michimura?]
- Technological noises at low frequencies [Michimura?]
- Newtonian noise cancellation [Nishizawa?]
- QND, quantum locking [KNagano]
- 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
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?]
- 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

-  ⇤ ← Revision 29 as of 2018-12-10 16:52:02 → 
  Size: 4626
  Editor: matteo.leonardi
  Comment:
+   ← Revision 36 as of 2018-12-16 22:08:22 → ⇥
  Size: 5783
  Editor: Atsushi Nishizawa
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 16:
- * Instrument science white paper (2017): [[https://dcc.ligo.org/public/0142/T1700231/003/T1700231-v3.pdf|LIGO-T1700231–v2]]
 * Instrument science white paper (2018): [[https://dcc.ligo.org/public/0151/T1800133/004/T1800133-instrument-science-white-v4.pdf|LIGO-T1800133–v3]]
+ * 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]]
 Line 31:
-     * formation scenarios
     * population (parameter estimation)
     * stocastic background
     * host galaxy identification
+     * formation scenarios [Kohei Inayoshi?]
     * population (parameter estimation) [DA: Hideyuki Tagoshi?]
     * host galaxy identification (sky localization) [DA: Hideyuki Tagoshi?]
-Line 36:
+Line 35:
-     * formation scenarios 
     * polulation (parameter estimation)
+     * formation scenarios [Kohei Inayoshi?]
     * polulation (parameter estimation) [DA: Hideyuki Tagoshi?]
     * intermediate mass-ratio binaries [Norichika Sago?]
 Line 39:
-     * binary evolution
     * population (parameter estimation)
     * NS EOS and tidal deformation
     * short gamma-ray burst
     * kilonova
+     * binary evolution [??]
     * population (parameter estimation) [DA: Hideyuki Tagoshi?]
     * NS EOS and tidal deformation [Masaru Shibata?]
     * NS remnant [Masaru Shibata?]
     * kilonova [Masaru Shibata?]
     * short gamma-ray burst [Kunihito Ioka?]
-Line 46:
+Line 47:
-     * low-mass x-ray binaries
+     * low-mass x-ray binaries [Albert Kong?]
-Line 48:
+Line 49:
-     * NS remnant
     * magnetar flare
     * stellar oscillation
+     * pulsar ellipticity (continuous) [Yousuke Itoh?]
     * pulsar glitches (burst) [Yousuke Itoh?]
     * magnetar flare [Yasufumi Kojima?]
     * stellar oscillation [Hajime Sotani?]
-Line 52:
+Line 54:
-     * explosion models
     * polarization
+     * explosion models [Kei Kotake?]
     * distinguishing explosion models (parameter estimation) [DA: Kazuhiro Hayama?]
     * polarization [Kazuhiro Hayama]
-Line 55:
+Line 58:
-     * bursts from kinks and cusps
     * stochastic background
   * Pulsar
     * pulsar ellipticity (continuous)
     * pulsar glitches (burst)
   * Cosmological stochastic background
     * inflation
     * phase transition
+     * burst signal [Sachiko Kuroyanagi]
     * stochastic background [Sachiko Kuroyanagi]
     * parameter estimation [Kipp Cannon?]
   * Stochastic background
     * inflation models [Jun'ichi Yokoyama?]
     * phase transition [Shinya Kanemura?]
     * astrophysical background [??]
     * spectral shape (parameter estimation) [Sachiko Kuroyanagi]
-Line 64:
+Line 67:
-     * generation in strong field
     * propagation
     * polarization
     * BH no-hair theorem (ringdown)
+     * 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?]
-Line 69:
+Line 73:
-     * Hubble constant measurement
+     * Hubble constant measurement [Atsushi Nishizawa]
   * Multimessenger
     * fast radio burst [Kazumi Kashiyama?]
     * long gamma-ray burst [Ryo Yamazaki?]
-Line 71:
+Line 78:
-     * BH echo
     * fast radio burst
+     * BH echo [Takahiro Tanaka?]
-Line 76:
+Line 82:
-  * Squeezing (squeezing level, losses) [Matteo?]
  * Filter cavity (losses) [Matteo?]
+  * Squeezing (squeezing level, losses) [Matteo, Eleonora]
  * Filter cavity (losses) [Matteo, Eleonora]
-Line 85:
+Line 91:
+  * QND, quantum locking [KNagano]
-Line 89:
+Line 96:
+ * Status of the current facility
  * TUN
  * FCL
  * VAC
  * CRY [Tomaru]
  * VIS [Takahashi, Aso]
  * MIR [Hirose]
  * LAS [Mio]
  * IOO [Kokeyama, Somiya]
  * AOS [Akutsu]
  * ...