Difference between revisions of "AW Singles Prob Y88 2015"
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+ | <math>N\left (\frac{1836}{898}\right ) =\frac{\frac{ UN(1836)}{.31}}{ \frac{UN(898)}{.78}}=\frac{5}{2} \frac{UN(1836)}{ UN(898)}=1 =</math> Ratio | ||
+ | UCR<math>\equiv \frac{UN(1836)}{ UN(898)}=\frac{2}{5} = 0.4=</math>ratio before efficiency correction | ||
{| border="1" |cellpadding="20" cellspacing="0 | {| border="1" |cellpadding="20" cellspacing="0 | ||
|- | |- | ||
− | | Days ||<math>T_{1/2}</math> || (898 keV) | + | | Days ||<math>T_{1/2}</math> || (898 keV) Sub|| (1836 keV)Sub|| UCR || (898 keV) Integral Eff Cor|| (1836 keV) Integral Eff Cor || Ratio |
|- | |- | ||
− | | 108 || 1.01 ||1.364 <math>\pm 0.062 [[ | + | | 108 || 1.01 ||1.364 <math>\pm 0.062</math> [[Media:Run7022_898_raw.png]] || <math>\pm</math> 0.048 [[Media:Run7022_1836_raw1.png]] || 0.62 || 174.2 <math>\pm</math> 13.24 || 269.8 <math>\pm</math> 30.91 || 1.55 |
|- | |- | ||
− | | 159 || 1.49 || 0.8697 <math>\pm 0.055 </math> | + | | 159 || 1.49 || 0.8697 <math>\pm 0.055 </math> [[Media:Run7107_898_raw.png]] || <math>\pm</math> 0.042 [[Media:Run7107_1836_raw.png]] || 0.58 || 111.07 <math>\pm</math> 9.753 || 160.8 <math>\pm</math> 20.9 || 1.45 |
|- | |- | ||
− | | 229 || 2.15 || 0.4733<math>\pm 0.058 </math> | + | | 229 || 2.15 || 0.4733<math>\pm 0.058 </math> [[Media:Run7203_898_raw_ratio3.png]] || <math>\pm</math> 0.059 [[Media:Run7203_1836_raw_nocut.png]] || 0.60 || 60.45 <math>\pm</math> 8.272 || 90.48 <math>\pm</math> 20.95 || 1.50 |
|- | |- | ||
− | | 245 || 2.30 || 0.5807 <math>\pm 0.049 </math> | + | | 245 || 2.30 || 0.5807 <math>\pm 0.049 </math> [[Media:Run7235_898_raw.png]] || <math>\pm</math> 0.032 [[Media:Run7235_1836_raw.png]] || 0.42 || 74.16 <math>\pm</math> 7.718 || 78.52 <math>\pm</math> 12.89 || 1.06 |
|- | |- | ||
|} | |} | ||
+ | |||
+ | What is the background contribution to the above rates ( Background is all channels with rate < 0.1 Hz) | ||
+ | |||
+ | (Set energy window to <math> \mu \pm 3 \sigma </math>) | ||
+ | |||
+ | |||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | | Run # ||Days ||<math>T_{1/2}</math> || Energy (keV) || Raw Integral || Background Integral || Background (Left) || Background (Right) || Ratio (Raw/Background) || Sub Integral || Sub Back (Left) || Sub Back (Left) || Ratio | ||
+ | |- | ||
+ | | rowspan="2" | 7022 || rowspan="2" | 108 || rowspan="2" | 1.01 || 898 || 1.34 || 0.0891 || 0.2145 || 0.3148 || 15.04 || 1.252|| 0.04951 || 0.08752 | ||
+ | |- | ||
+ | | 1836 || 0.8524 || 0.0200 || 0.02507 || 0.01393 || 42.62 || 0.8325 || || || 0.67 | ||
+ | |- | ||
+ | | rowspan="2" | 7107 || rowspan="2" | 159 || rowspan="2" | 1.49 || 898 || 0.9576 || 0.1068 || 0.2332 || 0.1767 || 8.966 || 0.8501|| 0.03603 || 0.02687 | ||
+ | |- | ||
+ | | 1836 || 0.5300 || 0.0299 || 0.01413 || 0.02827 || 17.73 || 0.5007|| || || .58 | ||
+ | |- | ||
+ | | rowspan="2" | 7203 || rowspan="2" | 229 || rowspan="2" | 2.15 || 898 || 0.6682 || 0.2094 || 0.3165 || 0.8652 || 3.191 ||0.4589 || || | ||
+ | |- | ||
+ | | 1836 || 0.3539 || 0.0799 || 0.02119 || 0.7627 || 4.429 || 0.2740 || || || 0.59 | ||
+ | |- | ||
+ | | rowspan="2" | 7235 ||rowspan="2" | 245 || rowspan="2" | 2.30 || 898 || 0.541 || 0.0803|| 0.2951 || 0.2459 || 6.737 || 0.4595|| 0.07145 || 0.0648 | ||
+ | |- | ||
+ | | 1836 || 0.3033 || 0.0636 || 0.01639 || 0.02869 || 4.769 || 0.2414|| || || 0.52 | ||
+ | |- | ||
+ | |} | ||
+ | |||
+ | [[File:7022_7107_overlay.png | 200 px]] | ||
+ | [[File:7022_7107_overlay_left.png | 200 px]] | ||
+ | [[File:7022_7107_overlay_right.png | 200 px]] | ||
+ | |||
+ | |||
+ | Weighted Averaged Background: | ||
+ | |||
+ | 898: 0.0255 +/- 0.0206 | ||
+ | |||
+ | 1836: 0.0072 +/- 0.0120 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | | Run # ||Days ||<math>T_{1/2}</math> || Energy (keV) || Raw Integral || Sub Integral || UCR || Amp (raw) || Amp-UCR (raw) || Amp (sub) || Amp-UCR (sub) | ||
+ | |- | ||
+ | | rowspan="2" | 7022 || rowspan="2" | 108 || rowspan="2" | 1.01 || 898 || 1.34 || 1.238 || rowspan="2" | 0.65 || <math>0.7035 \pm 0.9116</math> || rowspan="2" | 0.44 || <math>0.6780 \pm 1.527</math> || rowspan="2" | <math>0.45 \pm 1.44</math> | ||
+ | |- | ||
+ | | 1836 || 0.8524 || 0.8092 || <math>0.3115 \pm 0.6806</math> || <math>0.3043 \pm 0.6895</math> | ||
+ | |- | ||
+ | | rowspan="2" | 7107 || rowspan="2" | 159 || rowspan="2" | 1.49 || 898 || 0.9576 || 0.8301 || rowspan="2" | 0.59 ||<math> 0.3923 \pm 0.2435</math> || rowspan="2" | 0.45 || <math>0.3668 \pm 0.3737</math> || rowspan="2" | <math>0.46 \pm 2.17</math> | ||
+ | |- | ||
+ | | 1836 || 0.5300 || 0.4868 || <math>0.1757 \pm 0.7528</math> || <math>0.1685 \pm 0.7747</math> | ||
+ | |- | ||
+ | | rowspan="2" | 7235 ||rowspan="2" | 245 || rowspan="2" | 2.30 || 898 || 0.541 || 0.4645 || rowspan="2" | 0.53 ||<math> 0.2930 \pm 0.6434</math> || rowspan="2" | 0.25 || <math>0.2675 \pm 0.6259</math> || rowspan="2" | <math>0.25 \pm 0.46</math> | ||
+ | |- | ||
+ | | 1836 || 0.3033 || 0.2457 || <math>0.0740 \pm 0.0371</math> || <math>0.06677 \pm 0.1162</math> | ||
+ | |} | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | | Run # ||Days ||<math>T_{1/2}</math> || Energy (keV) || Amp || Amp-UCR | ||
+ | |- | ||
+ | | rowspan="2" | 7022 || rowspan="2" | 108 || rowspan="2" | 1.01 || 898 || <math>1.11421 \pm 0.057009</math> || rowspan="2" | <math>0.4425 \pm 0.0431</math> | ||
+ | |- | ||
+ | | 1836 || <math>0.493043 \pm 0.040830</math> | ||
+ | |- | ||
+ | | rowspan="2" | 7107 || rowspan="2" | 159 || rowspan="2" | 1.49 || 898 ||<math> 0.558352 \pm 0.044758</math> || rowspan="2" | <math>0.4746 \pm 0.0613</math> | ||
+ | |- | ||
+ | | 1836 || <math>0.265019 \pm 0.026870</math> | ||
+ | |- | ||
+ | | rowspan="2" | 7235 ||rowspan="2" | 245 || rowspan="2" | 2.30 || 898 || <math>0.434429 \pm 0.042097</math> || rowspan="2" |<math> 0.3396 \pm 0.0631</math> | ||
+ | |- | ||
+ | | 1836 || <math>0.147541 \pm 0.023407</math> | ||
+ | |} | ||
+ | |||
+ | |||
+ | Efficiency corrected plot of the two activities as a function of days | ||
+ | |||
+ | [[File:integral_eff_boosted.png | 400 px]] | ||
+ | |||
+ | |||
+ | ==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); | ||
+ | |||
+ | ;r7235 () | ||
+ | :TH1F *r7235=new TH1F("r7235","r7235",2200,0,4400) | ||
+ | :ntuple->Draw("ADC7*0.61389-50.2085 >>r7235"); | ||
+ | :TH1F *N7235=new TH1F("N7235","N7235",2200,0,4400) | ||
+ | :N7235->Add(r7235,0.004098); | ||
[[A_W_thesis#Final_problems_to_sort_out]] | [[A_W_thesis#Final_problems_to_sort_out]] |
Latest revision as of 14:51, 31 March 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) Sub | (1836 keV)Sub | 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
)
Run # | Days | Energy (keV) | Raw Integral | Background Integral | Background (Left) | Background (Right) | Ratio (Raw/Background) | Sub Integral | Sub Back (Left) | Sub Back (Left) | Ratio | |
7022 | 108 | 1.01 | 898 | 1.34 | 0.0891 | 0.2145 | 0.3148 | 15.04 | 1.252 | 0.04951 | 0.08752 | |
1836 | 0.8524 | 0.0200 | 0.02507 | 0.01393 | 42.62 | 0.8325 | 0.67 | |||||
7107 | 159 | 1.49 | 898 | 0.9576 | 0.1068 | 0.2332 | 0.1767 | 8.966 | 0.8501 | 0.03603 | 0.02687 | |
1836 | 0.5300 | 0.0299 | 0.01413 | 0.02827 | 17.73 | 0.5007 | .58 | |||||
7203 | 229 | 2.15 | 898 | 0.6682 | 0.2094 | 0.3165 | 0.8652 | 3.191 | 0.4589 | |||
1836 | 0.3539 | 0.0799 | 0.02119 | 0.7627 | 4.429 | 0.2740 | 0.59 | |||||
7235 | 245 | 2.30 | 898 | 0.541 | 0.0803 | 0.2951 | 0.2459 | 6.737 | 0.4595 | 0.07145 | 0.0648 | |
1836 | 0.3033 | 0.0636 | 0.01639 | 0.02869 | 4.769 | 0.2414 | 0.52 |
Weighted Averaged Background:
898: 0.0255 +/- 0.0206
1836: 0.0072 +/- 0.0120
Run # | Days | Energy (keV) | Raw Integral | Sub Integral | UCR | Amp (raw) | Amp-UCR (raw) | Amp (sub) | Amp-UCR (sub) | |
7022 | 108 | 1.01 | 898 | 1.34 | 1.238 | 0.65 | 0.44 | |||
1836 | 0.8524 | 0.8092 | ||||||||
7107 | 159 | 1.49 | 898 | 0.9576 | 0.8301 | 0.59 | 0.45 | |||
1836 | 0.5300 | 0.4868 | ||||||||
7235 | 245 | 2.30 | 898 | 0.541 | 0.4645 | 0.53 | 0.25 | |||
1836 | 0.3033 | 0.2457 |
Run # | Days | Energy (keV) | Amp | Amp-UCR | |
7022 | 108 | 1.01 | 898 | ||
1836 | |||||
7107 | 159 | 1.49 | 898 | ||
1836 | |||||
7235 | 245 | 2.30 | 898 | ||
1836 |
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);
- r7235 ()
- TH1F *r7235=new TH1F("r7235","r7235",2200,0,4400)
- ntuple->Draw("ADC7*0.61389-50.2085 >>r7235");
- TH1F *N7235=new TH1F("N7235","N7235",2200,0,4400)
- N7235->Add(r7235,0.004098);