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0620 Group meeting. Shiuan Hal. Contents. 1. To define the TDC analysis end point 2. To define the TDC analysis start point 3. TDC analysis result 4. ADC profile analysis 5. ADC shape difference analysis 6. ADC cut analysis. TDC. The start point of background fitting. - PowerPoint PPT Presentation
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0620 Group meeting
Shiuan Hal
Contents
1. To define the TDC analysis end point 2. To define the TDC analysis start point 3. TDC analysis result 4. ADC profile analysis 5. ADC shape difference analysis 6. ADC cut analysis
TDC
capturefree
xx
eCCeCy
321
The end point of background fitting
The start point of background fitting
Lower than world average
The start point of background fitting
Some correction for the fitting function
The original fitting function:
The fitting function after correct:
C1:constant C2:pedistal : muon lifetime
N: the start point of fitting function
21 CeCy free
x
2
)(
1 CeCy free
Nx
free
ADC
All cut in 800
Cu,Fe cut in 910
bg cut in 940
Al cut in 950
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