Difference between revisions of "Threshold & HV study"

From New IAC Wiki
Jump to navigation Jump to search
Line 250: Line 250:
 
| ?  
 
| ?  
 
| ??
 
| ??
−
|-  
+
|- style=" border-bottom: 2px solid black;"
 
!D225  
 
!D225  
 
| ?  
 
| ?  
Line 262: Line 262:
 
| rowspan="4" | r5251
 
| rowspan="4" | r5251
 
| rowspan="4" | 25
 
| rowspan="4" | 25
−
|rowspan="16"
+
|rowspan="16"| 1550
 
|-
 
|-
 
!D90  
 
!D90  

Revision as of 21:48, 19 August 2016

Overview

A series of triggered CF-252 runs are conducted at various detector PMT high voltages and discriminator thresholds. A TDC spectrum is acquired using daq2 so that a neutron cut can be applied. These data provides us with a relationship between neutron detection rate and PMT HV/threshold.

results

Detector [math]n_{0}[/math] rate noise run # PMT
threshold 		HV
D30 ? ?? r5242 25 1700
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5239 30
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5240 35
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5241 40
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5243 25 1650
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5244 30
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5245 35
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5246 40
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5247 25 1600
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5248 30
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5249 35
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5250 40
D90 ? ??
D150 ? ??
D225 ? ??
D30 ? ?? r5251 25 1550
D90 ? ??
D150 ? ??
D225 ? ??
Retrieved from "https://wiki.iac.isu.edu/index.php?title=Threshold_%26_HV_study&oldid=108093"