Difference between revisions of "LB Feb 2017 Geometric Efficiency Calculations"

From New IAC Wiki
Jump to navigation Jump to search
(Created page with "Below are the theoretical calculations for the theoretical decay frequencies Na-22, 9.427micro Ci on July 1, 2008, half life 2.602 +/- 0.002 years, 99.937% for 1274.52 and 178.8…")
 
Line 1: Line 1:
 
Below are the theoretical calculations for the theoretical decay frequencies
 
Below are the theoretical calculations for the theoretical decay frequencies
  
Na-22, 9.427micro Ci on July 1, 2008, half life 2.602 +/- 0.002 years, 99.937% for 1274.52 and 178.8 for 511 line , activity in March 31, 2016 =1.196micro Ci
 
 
 
:= <math>\left (1.788 \right )\left ( 1.196 \times 10^{-6} \mbox{Ci} \right) \left (\frac{ (3.7 \times 10^{10} \mbox{Hz}}{\mbox{Ci}} \right)=  79122.6 Hz </math> for the 511 line
 
  
  

Revision as of 21:18, 16 February 2017

Below are the theoretical calculations for the theoretical decay frequencies



Below is a table where the actual efficiency will be calculated for position R (farthest position).

Run Source Energy (keV) Expected Rate (Hz) HpGe Rate (Hz) HpGe Det D Efficiency (%)
r5825 Na-22 511 79122.6 (480:540) (4.309-0.065=4.244) 0.005
r5826 Na-22 511 28091.2 (480:540)(1.105-0.02281=1.0821) 0.004
r5827 Na-22 511 861.1 (480:540)(0.04037-0.009123=0.031247) 0.004
r5829 Na-22 511 137692 (480:540)(3.686-0.01939=3.67) 0.003
r5830 Na-22 511 44224 (480:540) (1.073-0.0057=1.0673) 0.002
r5831 Na-22 511 139058.52 (480:540)(3.283-0.05702=3.22598) 0.002