Advanced LIGO COC - Downselect

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GariLynn Billingsley
Billingsley_G "at"

Downselect recommendation M040405-00

The downselect decision is scheduled for July 2004
Committee members: David Shoemaker (chair), Jordan Camp, Marty Fejer, Sam Finn, Peter Fritschel, Jim Hough, Peter Saulson, Phil Willems

Referenced Documents

Sapphire status summary Camp - March '01
Sapphire plan Camp/Gustafson - , August 2000
Thermal Expansion measurements of Sapphire - PMIC - Nov '01
Thermophysical properties of Sapphire - TPRL - Dec '01
Thermal Conductivity measurements of Sapphire - PMIC  - Jan '01
Allowable absorption scale in Sapphire - R. Lawrence
Effects of high silica Q and coating Young’s modulus on advanced LIGO, Harry - Jan '03
Observations on sapphire-fused silica bonds - Armandula - March '03
Measurements of the quality factors of sapphire and fused silica masses - Willems April '03
Stanford results on heat treatment of Sapphire -  Route April '03
Large sapphire substrate absorption measurements, S.M.A.- VIRGO (PPT) Remillieux April '03
Absorption profile of 311SV measured at Lyon (from T010087-00, pg 6) - June '01
Silica Research Plan for Advanced LIGO - Penn May '03
Homogeneity of Sapphire, a vs. m axis - Billingsley August '03
Loss due to anisotropic characteristics of sapphire - D. Lopez, G. Harry, P. Willems, D. Busby, D. Coyne Sept '03
Polarization Scatter Through Sapphire Substrates - W. Kells L. Zhang L. Cardenas Sept. '03
Study of Growth defects in Sapphire by Laser Rayleigh Scattering Imaging - Yan et al
Measurement of birefringence of low-loss, high-reflectance coating of m-axis sapphire - Camp et al
Birefringence measurements of sapphire test masses for laser interferometer gravitational wave detector - Benabid et al
TNI report on Sapphire - Black et al July '04
An Empirical Model for the Mechanical Loss in Fused silica - Penn July '04
Performance comparison of fused silica and sapphire mirrors - P. Fritschel, G. Harry  July '04
Revised Report on thermal compensation to the downselect committee 4-15-04 - Willems
Detailed Report on Thermal Compensation Effects in Advanced LIGO 10-11-04 Willems
Coating Absorption Uniformity of LMA coatings on sapphire and fused silica - Power Point version - Remillieux September '04

"The Downselect Document"
.pdf files
First draft(.pdf)
Second draft(.pdf)
Fifth draft(.pdf)
Sixth draft presented at DRR
Word files
Second draft
Third draft
Fifth draft
Sixth draft
Seventh draft
Legible version of 7th
Eighth draft