Difference between revisions of "AW Singles Prob Y88 2015"
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{| border="1" |cellpadding="20" cellspacing="0 | {| border="1" |cellpadding="20" cellspacing="0 | ||
|- | |- | ||
− | | Days ||<math>T_{1/2}</math> || Energy (keV) || Raw Integral || Background Integral || Ratio (Raw/Background) || Sub Integral || | + | | Days ||<math>T_{1/2}</math> || Energy (keV) || Raw Integral || Background Integral (Under Curve) || Background (Left) || Background (Right) || Ratio (Raw/Background) || Sub Integral || |
|- | |- | ||
− | | rowspan="2" | 108 || rowspan="2" | 1.01 || 898 || 1.34 || 0.0891 || 15.04 || 1.252 | + | | rowspan="2" | 108 || rowspan="2" | 1.01 || 898 || 1.34 || 0.0891 || || || 15.04 || 1.252 |
|- | |- | ||
− | | 1836 || 0.8524 || 0.0200 || 42.62 || 0.8325 || 0.67 | + | | 1836 || 0.8524 || 0.0200 || || || 42.62 || 0.8325 || 0.67 |
|- | |- | ||
− | | rowspan="2" | 159 || rowspan="2" | 1.49 || 898 || 0.9576 || 0.1068 || 8.966 || 0.8501 | + | | rowspan="2" | 159 || rowspan="2" | 1.49 || 898 || 0.9576 || 0.1068 || || || 8.966 || 0.8501 |
|- | |- | ||
− | | 1836 || 0.5300 || 0.0299 || 17.73 || 0.5007|| .58 | + | | 1836 || 0.5300 || 0.0299 || || || 17.73 || 0.5007|| .58 |
|- | |- | ||
− | | rowspan="2" | 229 || rowspan="2" | 2.15 || 898 || 0.6682 || 0.2094 || 3.191 || 0.4589 | + | | rowspan="2" | 229 || rowspan="2" | 2.15 || 898 || 0.6682 || 0.2094 || || || 3.191 || 0.4589 |
|- | |- | ||
− | | 1836 || 0.3539 || 0.0799 || 4.429 || 0.2740 || 0.59 | + | | 1836 || 0.3539 || 0.0799 || || || 4.429 || 0.2740 || 0.59 |
|- | |- | ||
− | | rowspan="2" | 245 || rowspan="2" | 2.30 || 898 || 0.541 || 0.0803 || 6.737 || 0.4595 | + | | rowspan="2" | 245 || rowspan="2" | 2.30 || 898 || 0.541 || 0.0803|| || || 6.737 || 0.4595 |
|- | |- | ||
− | | 1836 || 0.3033 || 0.0636 || 4.769 || 0.2414|| 0.52 | + | | 1836 || 0.3033 || 0.0636 || || || 4.769 || 0.2414|| 0.52 |
|- | |- | ||
|} | |} |
Revision as of 16:15, 17 February 2015
Problem description:
- The singles spectra production for the initial Y-88 activity is off by a factor of 2.
- Right now the high energy line is a factor of 2 higher.
Ratio
UCR ratio before efficiency correction
Days | (898 keV) Raw | (1836 keV)Raw | UCR | (898 keV) Integral Eff Cor | (1836 keV) Integral Eff Cor | Ratio | |
108 | 1.01 | 1.364 Media:Run7022_898_raw.png | Media:Run7022_1836_raw1.png | 0.0480.62 | 174.2 | 13.24269.8 | 30.911.55 |
159 | 1.49 | 0.8697 Media:Run7107_898_raw.png | Media:Run7107_1836_raw.png | 0.0420.58 | 111.07 | 9.753160.8 | 20.91.45 |
229 | 2.15 | 0.4733Media:Run7203_898_raw_ratio3.png | Media:Run7203_1836_raw_nocut.png | 0.0590.60 | 60.45 | 8.27290.48 | 20.951.50 |
245 | 2.30 | 0.5807 Media:Run7235_898_raw.png | Media:Run7235_1836_raw.png | 0.0320.42 | 74.16 | 7.71878.52 | 12.891.06 |
What is the background contribution to the above rates ( Background is all channels with rate < 0.1 Hz)
(Set energy window to
)
Days | Energy (keV) | Raw Integral | Background Integral (Under Curve) | Background (Left) | Background (Right) | Ratio (Raw/Background) | Sub Integral | ||
108 | 1.01 | 898 | 1.34 | 0.0891 | 15.04 | 1.252 | |||
1836 | 0.8524 | 0.0200 | 42.62 | 0.8325 | 0.67 | ||||
159 | 1.49 | 898 | 0.9576 | 0.1068 | 8.966 | 0.8501 | |||
1836 | 0.5300 | 0.0299 | 17.73 | 0.5007 | .58 | ||||
229 | 2.15 | 898 | 0.6682 | 0.2094 | 3.191 | 0.4589 | |||
1836 | 0.3539 | 0.0799 | 4.429 | 0.2740 | 0.59 | ||||
245 | 2.30 | 898 | 0.541 | 0.0803 | 6.737 | 0.4595 | |||
1836 | 0.3033 | 0.0636 | 4.769 | 0.2414 | 0.52 |
Efficiency corrected plot of the two activities as a function of days
Ntuple commands
- r7022 (0.002786)
- TH1F *r7022=new TH1F("r7022","r7022",2200,0,4400)
- ntuple->Draw("ADC7*0.599803-50.9271 >>r7022");
- TH1F *N7022=new TH1F("N7022","N7022",2200,0,4400)
- N7022->Add(r7022,0.002786);
- r7107 (0.003534)
- TH1F *r7107=new TH1F("r7107","r7107",2200,0,4400)
- ntuple->Draw("ADC7*0.601126-51.3834 >>r7107");
- TH1F *N7107=new TH1F("N7107","N7107",2200,0,4400)
- N7107->Add(r7107,0.002786);