Difference between revisions of "UnderGraduate Neutron Correlations Lab"

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[[https://wiki.iac.isu.edu/index.php/Main_Page]]
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[[Main_Page]]
  
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[[UNCL_DAQ]]
  
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[[PAS_Experiment]]
  
NaI detector setup
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[[Attenuation_Measurements]]
  
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[[Logbook]]
  
Creating ROOT data files
 
  
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[[3N_Corr]]
  
 
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[[Main_Page]]
source ~/CODA/setup
 
 
 
/home/daq/CODA/CODAreader/ROOT_V5.34/PAA/evio2nt -fr6815.dat > /dev/null
 
 
 
Analyzing ROOT data file
 
 
 
root -l r8735.root
 
 
 
to draw a histogram for Peak ADC channel 4
 
 
 
PAA->Draw("PADC.PADC785N[4]>>(4096,0,4096)")
 
 
 
To scale the histogram using an energy calibration of 0.45 keV/channel
 
 
 
PAA->Draw("PADC.PADC785N[4]*0.45>>(4096,0,4096)")
 
 
 
To save thehistogram under the name Cs137
 
 
 
PAA->Draw("PADC.PADC785N[4]*0.45>>Cs137(4096,0,4096)")
 
 
 
 
 
To normalize the histogram by a run time of 2600 seconds
 
 
 
1/3600=0.0002778
 
 
 
Cs137->Scale(0.0002778)
 
Cs137->Draw();
 
 
 
run 6816 background (~300Hz)
 
1/47 = 0.021277
 
 
 
run 6817 signal (~600 Hz)
 
1/75 =0.013333
 
 
 
 
 
[[File:NaI_Cs137_4-22-21.png]]
 
 
 
https://wiki.iac.isu.edu/index.php/File:NaI_Cs137_4-22-21.png
 
 
 
 
 
 
 
 
 
[[https://wiki.iac.isu.edu/index.php/Main_Page]]
 

Latest revision as of 22:38, 10 May 2021