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| * High power laser (how much power? stability?) * Parametric instabilty vs power, mitigation schemes * Squeezing (squeezing level, losses) * Filter cavity (losses) * Mirror (mass, coating, absorption) * Suspending larger mirror * Suspension design for suspension thermal noise reduction (upper stage masses, sapphire blades, ribbon design) * Sapphire heat extraction * Extreme RSE (high SRM reflectivity possible?) * Newtonian noise cancellation |
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| * Mirror size * Filter cavity length |
Future Planning Committee (FPC) working wiki
Starting points
White paper
- Scientific motivation
- Survey of the current technologies (price and readiness)
- High power laser (how much power? stability?)
- Parametric instabilty vs power, mitigation schemes
- Squeezing (squeezing level, losses)
- Filter cavity (losses)
- Mirror (mass, coating, absorption)
- Suspending larger mirror
- Suspension design for suspension thermal noise reduction (upper stage masses, sapphire blades, ribbon design)
- Sapphire heat extraction
- Extreme RSE (high SRM reflectivity possible?)
- Newtonian noise cancellation
- Limits of the current facility
- Mirror size
- Filter cavity length
- 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