Upload
lynna
View
21
Download
0
Tags:
Embed Size (px)
DESCRIPTION
Energy Collection on the Space. number of events. number of events. Generated P.E. Generated P.E. PhotoElectron Distribution. Linear Fit. number of events. number of events. Reconstructed Energy. Generated Energy. Energy Reconstruction. Generated Energy 4.544MeV - PowerPoint PPT Presentation
Citation preview
Energy Collection on the Space
PhotoElectron Distribution
Energy Reconstruction
Linear Fit
Generated Energy4.544MeV
(for confirmation)
GeneratedP.E.
nu
mber
of
events
nu
mber
of
events
nu
mber
of
events
nu
mber
of
events
GeneratedP.E.
GeneratedEnergy
ReconstructedEnergy
Vertex Reconstruction
σ of dx = 104.6±0.9
σ of dy = 105.5±0.9
σ of dz = 119.5±1.0
Generated_X – reconstructed_X
Overlapped each position
# o
f even
ts
Generated_Y – reconstructed_Y
Generated_Z – reconstructed_Z
Blue = trueRed = reconstructed
Reconstructed Radius
Reconstructed Radius
# o
f even
ts
R_xy space R_xyz space
Surface Drawing#
of
even
ts
R_xy spaceabsoluteZ axis
Processing chisqr2.C... ********** ** 1 **SET ERR 1 ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 p0 1.00000e+00 1.00000e-01 -2.00000e+00 2.00000e+00 2 p1 0.00000e+00 1.00000e-01 -2.00000e+00 2.00000e+00 3 p2 0.00000e+00 1.00000e-01 -2.00000e+00 2.00000e+00 4 p3 0.00000e+00 1.00000e-01 -2.00000e+00 2.00000e+00 5 p4 0.00000e+00 1.00000e-01 -2.00000e+00 2.00000e+00 6 p5 0.00000e+00 1.00000e-01 -2.00000e+00 2.00000e+00 ********** ** 2 **MIGRAD 5e+04 ********** FIRST CALL TO USER FUNCTION AT NEW START POINT, WITH IFLAG=4. START MIGRAD MINIMIZATION. STRATEGY 1. CONVERGENCE WHEN EDM .LT. 1.00e-04 FCN=794.106 FROM MIGRAD STATUS=INITIATE 24 CALLS 25 TOTAL EDM= unknown STRATEGY= 1 NO ERROR MATRIX EXT PARAMETER CURRENT GUESS STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 p0 1.00000e+00 1.00000e-01 5.77994e-02 -4.02331e+04 2 p1 0.00000e+00 1.00000e-01 5.00209e-02 -6.13908e+07 3 p2 0.00000e+00 1.00000e-01 5.00209e-02 -9.24939e+10 4 p3 0.00000e+00 1.00000e-01 5.00209e-02 -4.95488e+07 5 p4 0.00000e+00 1.00000e-01 5.00209e-02 -6.84853e+10 6 p5 0.00000e+00 1.00000e-01 5.00209e-02 -6.25011e+10
MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. COVARIANCE MATRIX CALCULATED SUCCESSFULLY FCN=8.64062 FROM MIGRAD STATUS=CONVERGED 228 CALLS 229 TOTAL EDM=2.04309e-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 p0 1.00544e+00 8.23636e-03 1.54324e-06 7.35599e-02 2 p1 -1.91320e-05 1.34728e-05 1.30409e-09 4.99075e+01 3 p2 3.79252e-08 6.32446e-09 8.91741e-13 7.15699e+04 4 p3 -1.26356e-05 1.27494e-05 1.25196e-09 2.61855e+01 5 p4 1.47322e-08 5.80395e-09 8.38881e-13 -9.66419e+03 6 p5 2.76868e-09 5.83280e-09 1.22430e-12 4.86168e+04 EXTERNAL ERROR MATRIX. NDIM= 25 NPAR= 6 ERR DEF=1 6.784e-05 -7.793e-08 2.352e-11 -7.388e-08 2.132e-11 2.685e-11 -7.793e-08 1.815e-10 -7.559e-14 2.680e-11 3.860e-17 -3.102e-14 2.352e-11 -7.559e-14 4.000e-17 3.933e-17 -3.349e-20 1.459e-22 -7.388e-08 2.680e-11 3.933e-17 1.625e-10 -6.540e-14 -2.949e-14 2.132e-11 3.860e-17 -3.349e-20 -6.540e-14 3.369e-17 3.700e-20 2.685e-11 -3.102e-14 1.459e-22 -2.949e-14 3.700e-20 3.402e-17 PARAMETER CORRELATION COEFFICIENTS NO. GLOBAL 1 2 3 4 5 6 1 0.97691 1.000 -0.702 0.452 -0.704 0.446 0.559 2 0.99181 -0.702 1.000 -0.887 0.156 0.000 -0.395 3 0.98255 0.452 -0.887 1.000 0.000 -0.001 0.000 4 0.99157 -0.704 0.156 0.000 1.000 -0.884 -0.396 5 0.98165 0.446 0.000 -0.001 -0.884 1.000 0.001 6 0.96090 0.559 -0.395 0.000 -0.396 0.001 1.000
Result
FitFCN = 1.00544+0.523 * pow(10,-5) * rxy[entry] + 0.791 * pow(10,-5) * abs(int(RadialSum[entry].Z()))-(0.264*pow(10,-8) * pow(rxy[entry],2) + 0.679 * pow(10,-8) * pow(abs(int(RadialSum[entry].Z())),2))-0.361 * pow(10,-9) * rxy[entry] * abs(int(RadialSum[entry].Z()))
R_xy space
Reco
nst
ruct
ed
Rati
o(g
en/r
ec)
Z axis
R_xy spaceabsoluteZ axis
Supplement
reconstructedradius
absolute Z-axis
gen/rec ratio
R verse Z-axis R verse gen/rec Z verse gen/rec
Energy Reconstruction by Space- The ratio between generated and reconstructed
on the ZvsR relation
Motivation of The Curve Analysis
Quadratic Equation Inverse Quadratic Equation
Variable relation
Used all
Calculated Energy[array] for calculating RvsEnergy= 0.42 * pow(10,-9) * pow(R[array],2) + 0.392* pow(10,-5) * R[array] + 0.99
Calculated Energy[array] for calculating R,ZvsEnergyR&Z relation -› 0.000116 * pow(R[array],2) + 0.3665 * R[array] + 1200Z&Energy relation -› 0.563 * pow(10,-9) * pow(Z[array],2) + 0.105* pow(10,-5) * Z[array] + 0.9954
Used relation
R verse Z R verse E Z verse EReconstructed radius
gen/r
ec
rati
o
not applied plot
Con’t – result by R & Energy(using )
reconstructed radius
Plot1,2: X-axis:50,0,3500 Y-axis:50,0.98,1.02Plot3: X-axis:50,0,3500 Y-axis:25,0.5,1.5
Box opt
2.0m
2.4m
3.1m
Target
Reco
nst
ruct
ed
gen
/rec
rati
o
Binning:
Zoom out
Applied reslut
Con’t – result by R,Z & Energy
reconstructed radius
Applied reslut
Plot1,2: X-axis:50,0,3500 Y-axis:50,0.995,1.005Plot3: X-axis:50,0,3500 Y-axis:25,0.5,1.5
Box opt
Binning:
(using )
Reco
nst
ruct
ed
gen
/rec
rati
o
Plot1,2: X-axis:50,0,3500 Y-axis:50,0.997,1.003Plot3: X-axis:50,0,3500 Y-axis:25,0.5,1.5
reconstructed radius
Box opt
Zoom out
Binning:
Con’t – result by R & Energy(using )
Applied reslut
Reco
nst
ruct
ed
gen
/rec
rati
o
Con’t – result by R,Z & Energy
Plot1,2: X-axis:50,0,3500 Y-axis:50,0.994,1.006Plot3: X-axis:50,0,3500 Y-axis:25,0.5,1.5
reconstructed radius
Applied reslut
Box opt
Reco
nst
ruct
ed
gen
/rec
rati
o
Binning:
(using )
Cesium – 10 events
Gamma X,Y,Z view
Co60 – 1 event
what's the meaning of this Warning?### Run 0 start.Warning: G4MaterialPropertyVector::GetProperty==> attempt to Retrieve Property below range
188 G4double PMmin = MPV.front()->GetPhotonMomentum(); 189 G4double minProp = MPV.front()->GetProperty(); 197 if (aPhotonMomentum < PMmin) 198 { 199 G4cout << "\nWarning: G4MaterialPropertyVector::GetProperty";
200 G4cout << "\n==> attempt to Retrieve Property below range" 201 << G4endl; 202 return minProp; 203 }
Now I am tracing this code