PbF2 CrystalNumber39: Difference between revisions
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@8:53 [[Image:Pulseblock39853.JPG | 200 px]] | @8:53 [[Image:Pulseblock39853.JPG | 200 px]] | ||
@9:04 [[Image:Pulseblock39904.JPG | 200 px]] | |||
@9:17 [[Image:Pulseblock39917.JPG | 200 px]] | |||
@9:29 [[Image:Pulseblock39929.JPG | 200 px]] | |||
@9:45 [[Image:Pulseblock39945.JPG | 200 px]] | |||
@9:55 [[Image:Pulseblock39955.JPG | 200 px]] | |||
@10:16 [[Image:Pulseblock391016.JPG | 200 px]] | |||
Before: [[Image:DSCF1548.JPG | 400 px]] After: [[Image:DSCF1550.JPG | 400 px]] | |||
;Dose rate measurements (@1039 hours) | |||
{| border="1" | |||
| <math>\gamma</math>-radiation || 7.5 mR/hr | |||
|- | |||
| <math>\beta</math>-radiation: || 15 mR/hr | |||
|} | |||
;Transparency Measurements (@1400 hours) | |||
[[Image:Block39.JPG | 500 px]] [[Image:Block3990deg.JPG | 500 px]] | |||
;Transparency Measurements (@1515 hours) | |||
[[Image:Block39@90deg2hourslater.JPG | 500 px]] [[Image:Block392hourslater.JPG | 500 px]] | |||
=12/5/07= | =12/5/07= | ||
Under blue light for 19 hours before next transparency measurement. | |||
;Transparency Measurement (1030 hours) | |||
;Accelerator Settings | |||
{| border="1" | |||
| beam energy || 20 MeV | |||
|- | |||
| Rep Rate: || 30 Hz | |||
|- | |||
| I_peak: || 60 mA/pulse | |||
|- | |||
| pulse width:|| 0.1 <math>\mu</math>s (100 ns) | |||
|- | |||
|beam start: || 10:45 | |||
|- | |||
|beam stop: || 12:45 | |||
|} | |||
;Pick-up Coil Pulse Recording (PbF2 crystal at z=30cm away) | |||
O-scope pulses were recorded on the pick-up coil with dimensions in inches and the intensity measured in Volt <math>\times</math> ns | |||
@11:00 [[Image:Pulseb391100.JPG | 200 px]] | |||
@11:10 [[Image:Pulseb391110.JPG | 200 px]] | |||
@11:20 [[Image:Pulseb391120.JPG | 200 px]] | |||
@11:30 [[Image:Pulseb391130.JPG | 200 px]] | |||
@11:40 [[Image:Pulseb391140.JPG | 200 px]] | |||
@11:50 [[Image:Pulseb391150.JPG | 200 px]] | |||
@12:00 [[Image:Pulseb391200.JPG | 200 px]] | |||
@12:10 [[Image:Pulseb391210.JPG | 200 px]] | |||
@12:20 [[Image:Pulseb391220.JPG | 200 px]] | |||
@12:30 [[Image:Pulseb391230.JPG | 200 px]] | |||
@12:40 [[Image:Pulseb391240.JPG | 200 px]] | |||
;Dose rate measurements (@ 1247 hours) | |||
{| border="1" | |||
| <math>\gamma</math>-radiation || 4.5 mR/hr | |||
|- | |||
| <math>\beta</math>-radiation: || 12 mR/hr | |||
|} | |||
[http://iac.isu.edu/mediawiki/index.php/IAC_LeadFlourideCherenkovCrystalTests Go Back] | [http://iac.isu.edu/mediawiki/index.php/IAC_LeadFlourideCherenkovCrystalTests Go Back] | ||
Latest revision as of 19:55, 5 December 2007
Below are the resulting transparency measurements for PbF2 block # 39
12/4/07
- Accelerator Settings
| beam energy | 20 MeV |
| Rep Rate: | 30 Hz |
| I_peak: | 60 mA/pulse |
| pulse width: | 0.1 [math]\displaystyle{ \mu }[/math]s (100 ns) |
| beam start: | 8:30 |
| beam stop: | 10:30 |
- Pick-up Coil Pulse Recording (PbF2 crystal at z=30cm away)
O-scope pulses were recorded on the pick-up coil with dimensions in inches and the intensity measured in Volt [math]\displaystyle{ \times }[/math] ns
@8:53 
@9:04 
@9:17 
@9:29 
@9:45 
@9:55 
@10:16 
Before: 
After: 
- Dose rate measurements (@1039 hours)
| [math]\displaystyle{ \gamma }[/math]-radiation | 7.5 mR/hr |
| [math]\displaystyle{ \beta }[/math]-radiation: | 15 mR/hr |
- Transparency Measurements (@1400 hours)
- Transparency Measurements (@1515 hours)
12/5/07
Under blue light for 19 hours before next transparency measurement.
- Transparency Measurement (1030 hours)
- Accelerator Settings
| beam energy | 20 MeV |
| Rep Rate: | 30 Hz |
| I_peak: | 60 mA/pulse |
| pulse width: | 0.1 [math]\displaystyle{ \mu }[/math]s (100 ns) |
| beam start: | 10:45 |
| beam stop: | 12:45 |
- Pick-up Coil Pulse Recording (PbF2 crystal at z=30cm away)
O-scope pulses were recorded on the pick-up coil with dimensions in inches and the intensity measured in Volt [math]\displaystyle{ \times }[/math] ns
@11:00 
@11:10 
@11:20 
@11:30 
@11:40 
@11:50 
@12:00 
@12:10 
@12:20 
@12:30 
@12:40 
- Dose rate measurements (@ 1247 hours)
| [math]\displaystyle{ \gamma }[/math]-radiation | 4.5 mR/hr |
| [math]\displaystyle{ \beta }[/math]-radiation: | 12 mR/hr |