Difference between revisions of "MainPage:Nuclear:NPS:PWO:CrystalLOG:CRYTUR01"

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| xx/xx/2015 || Wrapped || Preparing for light yield measurement. Approximately 5 layers of teflon tape, and 2 layers of black tape.
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| xx/xx/2015 || Marco || Wrapped || Preparing for light yield measurement. Approximately 5 layers of teflon tape, and 2 layers of black tape.
 
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| xx/xx/2015 || LY scan || ...
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| xx/xx/2015 || Marco || LY scan || ...
 
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| 12/14/2015 || unwrapped || Preparing for annealing.
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| 12/14/2015 || Marco  || unwrapped || Preparing for annealing.
 
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| 12/14/2015 || Thermal annealing || Starting 11:00AM. Ramp up at 18oC/hour until 200oC, stay at 200oC for 10 hours, ramp down at -18oC/hour.
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| 12/14/2015 || Marco  || Thermal annealing || Starting 11:00AM. Ramp up at 18oC/hour until 200oC, stay at 200oC for 10 hours, ramp down at -18oC/hour.
 
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| 12/17/2015 || Longitudinal Transmittance || After annealing.
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| 12/17/2015 || Marco  || Longitudinal Transmittance || After annealing.
 
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| 07/15/2016 || Longitudinal Transmittance || Wavelength:200-800nm.
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| 07/15/2016 || Summer Students  || Longitudinal Transmittance || Wavelength:200-800nm.
 
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| 08/11/2016 || LY scan || RUN:3411. Motor was lowered to approximately 5 cm down crystal. ~18oC. LY: 11.986 phe/MeV
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| 08/11/2016 || Summer Students || LY scan || RUN:3411. Motor was lowered to approximately 5 cm down crystal. ~18oC. LY: 11.986 phe/MeV
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| 11/29/2016 || Salina || Light Yield || Run 3432: ~100K events; crystal wrapped with ~5 layers of teflon tape and 2 layers of black electrical tape. Steps of 20min, 1cm. T=18°C. LY = 8.23 ± 1.08 pe/MeV. Not enough statistics? Need to re-run with more stats (see pictures below)
 
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Revision as of 21:25, 30 November 2016

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Time LOG

CRYTUR 01
Date Experimenter(s) Description Comments
xx/xx/2015 Marco Wrapped Preparing for light yield measurement. Approximately 5 layers of teflon tape, and 2 layers of black tape.
xx/xx/2015 Marco LY scan ...
12/14/2015 Marco unwrapped Preparing for annealing.
12/14/2015 Marco Thermal annealing Starting 11:00AM. Ramp up at 18oC/hour until 200oC, stay at 200oC for 10 hours, ramp down at -18oC/hour.
12/17/2015 Marco Longitudinal Transmittance After annealing.
07/15/2016 Summer Students Longitudinal Transmittance Wavelength:200-800nm.
08/11/2016 Summer Students LY scan RUN:3411. Motor was lowered to approximately 5 cm down crystal. ~18oC. LY: 11.986 phe/MeV
11/29/2016 Salina Light Yield Run 3432: ~100K events; crystal wrapped with ~5 layers of teflon tape and 2 layers of black electrical tape. Steps of 20min, 1cm. T=18°C. LY = 8.23 ± 1.08 pe/MeV. Not enough statistics? Need to re-run with more stats (see pictures below)

Transmittance measurements

Longitudinal transmittance measured at Lambda 750 (no integrating sphere).

Pictures at 12/14/2015

CRYTUR shown inside oven.

Additional Data/Info

Graph showing CRYTUR crystal longitudinal measurements before annealing (red) and after annealing (green).
Graph showing the difference of the CRYTUR crystal longitudinal measurements before and after annealing.