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Time LOG
| Date | Experimenter(s) | Description | Comments |
|---|---|---|---|
| 12/14/2015 | Marco | Pictures | Documentation of crystal's conditions as it arrived at CUA. |
| 01/28/2016 | Marco | Thermal annealing | Ramp up at 18oC/hour up to 200oC. Stays for 10 hours and ramp down at 18oC/hour. |
| 03/01/2016 | Marco | Light Yield | Run 3147: crystal wrapped with ~5 layers of teflon tape and 2 layers of black tape. Steps of 20min, 1cm. T=18oC. LY = 16.50 pe/MeV. |
| 03/04/2016 | Marco | Transverse Transmittance | At the center of the crystal, every nm from 200nm until 800nm. Sample: 1310 |
| 03/04/2016 | Marco | Dimensions | Crystal's dimensions measured. Length and six points of width (3 in each face). |
| 05/23/2016 | Marco | Transverse Transmittance Scan | Wavelengths: 360nm, 420nm, 620nm. Sampling period: 0.6s, moving motor at 2mm/s. |
| 07/06/2016 | Summer Students | Longitudinal Transmittance Scan | Wavelengths: 200-800nm. Sampling period: 0.6s, moving motor at 2mm/s. |
| 07/18/2016 | Summer Students | Transverse Transmittance Scan | Wavelengths: 360nm, 420nm, 620nm. Sampling period: 0.6s, moving motor at 2mm/s. |
| 07/18/2016 | Summer Students | X-ray Radiation | 70 minutes. 160kV. 6mA. 70 minutes ? cm from beam origin. |
| 07/18/2016 | Summer Students | Transverse Transmittance Scan | Wavelengths: 200-800nm. Sampling period: 0.6s, moving motor at 2mm/s. |
| 07/25/15 | Summer Students | X-ray Irradiation | 160kV 6.3mA 70 minutes. 14.16 cm for LabJack on shelf 8. 6290R/min ionization rate. |
| 07/25/16 | Summer Students | Transverse Transmittance | Wavelengths 200-800nm. |
| 07/25/16 | Summer Students | LED curing | 7 minutes at 3.5 V with 34 blue LEDs. |
| 07/25/16 | Summer Students | Transverse Transmittance | Wavelengths 200-800nm. |
| 07/25/16 | Summer Students | LED curing | 7 more minutes (14 total) at 3.5 V with 34 blue LEDs. |
| 07/25/16 | Summer Students | Transverse Transmittance | Wavelengths 200-800nm. |
| 08/08/2016 | Summer Students | Transverse Transmittance | Wavelengths 200-800nm. 10cm down crystal. Want to see if crystal recovers after 9 days of sitting in its casing. |
Transmittance measurements
Pictures at 12/14/2015
