Difference between revisions of "MainPage:Nuclear:NPS:PWO:CrystalLOG:SICCA02"
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| 05/17/2016 || Irradiation || 840 mGy of Co-60 at dose rates of ~70 mGy/h (12 h). Cylinder of 1 inch per 2cm irradiated. | | 05/17/2016 || Irradiation || 840 mGy of Co-60 at dose rates of ~70 mGy/h (12 h). Cylinder of 1 inch per 2cm irradiated. | ||
|- | |- | ||
| − | | 05/18/2016 || Irradiation || | + | | 05/18/2016 || Irradiation || 11200 mGy (total 12Gy with previous irrad) of Co-60 at dose rates of ~105 mGy/h (xx h) - source at 1cm from crystal. Cylinder of 1 inch per 2cm irradiated. |
| + | |- | ||
| + | | 05/24/2016 || Transverse Transmittance || Spectral, at center (position where irradiated with Co-60). In preparation for x-ray machine. | ||
|} | |} | ||
Revision as of 10:20, 24 May 2016
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Time LOG
| Date | Description | Comments |
|---|---|---|
| 12/09/2015 | unwrapped | Unwrapped as arrived at CUA. Cracks observed on the face - see Pictures 12/09/2015. |
| 12/10/2015 | Thermal annealing | Starting 10:30AM. Ramp up at 18oC/hour until 200oC, stay at 200oC for 10 hours, ramp down at -18oC/hour. |
| 12/11/2015 | Wrapped | Preparing for light yield measurement. Approximately 5 layers of teflon tape, and 2 layers of black tape - see Pictures 12/11/2015. |
| 12/14/2015 | LY scan | Measurement of LY along crystal. Cracked area far apart from PMT; cracked face opposite to the radioactive side. More details in the LOGBOOK, runs 2942.. |
| 12/xx/2015 | Thermal annealing | Ramp up at 18oC/hour up to 200oC. Stays for 10 hours and ramp down at 18oC/hour. |
| 12/17/2015 | Long. Transmittance | Crystal wrapped. |
| 12/17/2015 | Unwrapped | Preparing for transverse transmittance. |
| 12/17/2015 | Transverse Transmittance | Scan at 360, 420, and 620nm. |
| 12/18/2015 | Irradiation | 160 keV photons at 6mA, for 10min. |
| 12/18/2015 | Transverse Transmittance | Scan at 360, 420, and 620nm after 30 min from irradiation. |
| 01/14/2016 | Transverse Transmittance | Scan at 420nm (scan setup realigned). |
| 01/14/2016 | Irradiation | 160 keV photons at 6mA, for 20min. |
| 01/14/2016 | Transverse Transmittance | Scan at 420nm after 30 min from irradiation. |
| 01/14/2016 | Transverse Transmittance | Spectral measurement. |
| 02/01/2016 | Thermal annealing | Ramp up at 18oC/hour up to 200oC. Stays for 10 hours and ramp down at 18oC/hour. |
| 05/16/2016 | Transverse Transmittance | Scan at 420nm, 360nm, 650nm. |
| 05/16/2016 | Irradiation | 700 mGy of Co-60 at dose rates of ~70 mGy/h (10 h) - source at 3cm from crystal. Cylinder of 1 inch per 2cm irradiated. |
| 05/17/2016 | Transverse Transmittance | Scan at 420nm after irradiation. |
| 05/17/2016 | Irradiation | 840 mGy of Co-60 at dose rates of ~70 mGy/h (12 h). Cylinder of 1 inch per 2cm irradiated. |
| 05/18/2016 | Irradiation | 11200 mGy (total 12Gy with previous irrad) of Co-60 at dose rates of ~105 mGy/h (xx h) - source at 1cm from crystal. Cylinder of 1 inch per 2cm irradiated. |
| 05/24/2016 | Transverse Transmittance | Spectral, at center (position where irradiated with Co-60). In preparation for x-ray machine. |
