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Time LOG

SICCA J33

Date	Description	Comments
03/17/2016	Pictures	Documentation of crystal's conditions as it arrived at CUA.
03/18/2016	Thermal annealing	Ramp up at 18oC/hour up to 200oC. Stays for 10 hours and ramp down at 18oC/hour.
04/19/2016	Light Yield	Run 3193: crystal wrapped with ~5 layers of teflon tape and 2 layers of black tape. Steps of 20min, 1cm. T=18oC. LY = 14.31 pe/MeV.

Pictures at 03/17/2016

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Internal defect (dirt?) inside the structure of the crystal.