MainPage:Nuclear:NPS:PWO:CrystalLOG:SICCAJ30

⇐ Back to Crystal LOG

⇐ Back to Neutral Particle Spectrometer

⇐ Back to the Main_Page

Time LOG

SICCA J30

Date	Experimenter(s)	Description	Comments
03/09/2016	Salina	Pictures	Documentation of crystal's conditions as it arrived at CUA.
03/09/2016	Salina and Marco	Dimensions	Crystal's dimensions measured. Length and six points of width (3 in each face).
03/18/2016	Marco	Thermal annealing	Ramp up at 18oC/hour up to 200oC. Stays for 10 hours and ramp down at 18oC/hour.
04/13/2016	Salina	Light Yield	Run 3171: crystal wrapped with ~5 layers of teflon tape and 2 layers of black tape. Steps of 20min, 1cm. T=18oC. LY = 14.95 pe/MeV.
05/17/2016	Salina	Transverse Transmittance	At the center of the crystal, every nm from 200nm until 800nm. Sample: 1341
05/20/2016	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: 200-800 nm. Sampling period: 0.6s, moving motor at 2mm/s.
07/23/2016	Summer Students	Light Yield	Run:3236 ~3layers of teflon tape and 1 layer of black tape. ~50,000 incidents recorded at ~18 degrees Celsius.
08/01/2016	Summer Students	Transverse Transmittance Scan	All wavelenghts, 10cm down the crystal.
08/11/2016	Summer Students	Light Yield	Run:3409 ~3layers of teflon tape and 1 layer of black tape. ~50,000 incidents recorded at ~18 degrees Celsius. LY: 12.18pe/MeV
07/27/2017	Summer Students	Transverse Transmittance Scan	Wavelengths: 200-800 nm. 10cm down.
07/27/2017	Summer Students	Xray Radiation	70 minutes, 160mV, 6mA. ___ mm from beam origin.
07/27/2017	Summer Students	Transverse Transmittance Scan	Wavelengths: 200-800 nm. 10cm down.
07/27/2017	Summer Students	LED curing	34 LEDs, 3.5 V for 7 minutes.
07/27/2017	Summer Students	Transverse Transmittance Scan	Wavelengths: 200-800 nm. 10cm down.
07/27/2017	Summer Students	LED curing	34 LEDs, 3.5 V for 7 minutes.
07/27/2017	Summer Students	Transverse Transmittance Scan	Wavelengths: 200-800 nm. 10cm down.
07/27/2017	Summer Students	LED curing	34 LEDs, 3.5 V for 7 minutes.
07/27/2017	Summer Students	Transverse Transmittance Scan	Wavelengths: 200-800 nm. 10cm down.

Pictures at 03/09/2016

Stain shown on surface of crystal on one end.

Light Yield

07/21/2016

08/01/2016