Difference between revisions of "Cf252 NaI detector test. 12 Apr 2012"

Revision as of 17:50, 12 April 2012

NaI detector, -1030V, 300 mV threshold on gate channel, signal ADC4

Run #	source	shielding	cnts	rate		Comments
2775	C0-60	2" Pb around	Open
2776	bkgd	2" Pb around	Open

@@ Line 7: / Line 7: @@
 {| border="1" cellspacing="0" style="text-align: center; width: 1000px "
 ! scope="col" width="8%" | Run #
-! scope="col" width="8%" | Beam
+! scope="col" width="8%" | source
-! scope="col" width="8%" | Dump magnet
+! scope="col" width="8%" | shielding
-! scope="col" width="8%" | Collimator
+! scope="col" width="8%" | cnts
-! scope="col" width="8%" | Radiator 10 um Al
+! scope="col" width="8%" | rate
-! scope="col" width="8%" | Target
+! scope="col" width="8%" |
 ! scope="col" width="80%" | Comments
 |-
-|2359||Centered||In ||Open ||Out||No
+|2775||C0-60||2" Pb around ||Open || ||
-|align="left"|Test radiator in/out.
-R(upstream) = 157/40244 = 0.0039 e+/pulse,<br> R(downstream) = 183/40244 = 0.0045 e+/pulse
-|-
-|2360||Centered||In ||Open ||Centered||No
-|align="left"|Test radiator in/out.
-R(upstream) = 898/40244 = 0.0223 e+/pulse,<br> R(downstream) = 1040/40244 = 0.0258 e+/pulse<br>
-<span style="color:red">About 83% of photons are coming from the radiator. Good</span>
 |-
+|2776||bkgd ||2" Pb around ||Open || ||
 |}