Fiber Attenuation Length Test -Update- Jaewon Park University of Rochester Jupiter/MINERvA Meeting, Dec 7, 2005.

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Presentation transcript:

Fiber Attenuation Length Test -Update- Jaewon Park University of Rochester Jupiter/MINERvA Meeting, Dec 7, 2005

Reflectivity was about 0.8

Raw data plot with double exp fit

Check each component of double exponential curve

Reverse check Assuming reflectivity is 0.8

175ppm_ ppm_ ppm_ ppm_002

Fit unmirrored fiber and get fit parameters and then substitute them to mirrored attenuation formula and fit reflectivity

model 1model 2model 3 sample #RARR 175ppm ppm ppm(average) ppm(average)

Curve shapes match