LHC12h Data ---> EMCal + ITStracks

Analysis using ESDs from production LHC12h.

Runs

  Int_t run_numbers[103] = { 192732, 192731, 192729, 192551, 192548, 192542, 192535, 192534, 192510, 192505, 192499, 192492, 192471, 192468, 
  192461, 192453, 192417, 192415, 192349, 192348, 192347, 192344, 192246, 192205, 192202, 192201, 192200, 192199, 192197, 192196, 192194, 
  192177, 192174, 192172, 192141, 192140, 192136, 192128, 192075, 192073, 192072, 192004, 191451, 191450, 191449, 191248, 191247, 191245, 
  191244, 191242, 191234, 191232, 191231, 191230, 191229, 191227, 191129, 190425, 190424, 190422, 190421, 190418, 190417, 190416, 190393, 
  190392, 190390, 190389,  190386, 190340, 190337, 190336,  190307, 190304, 190303, 190244, 
  190242, 190240, 190216, 190215, 190214, 190212, 190209, 190150, 189698, 189697, 189696, 189687, 189659, 189658, 189656, 
  189654, 189650, 189648, 189647, 189623, 189621, 189616, 189612, 189611, 189610, 189605, 189603};

The Criteria used were:

EMCal + SPD + SSD + SDD + TOO + VOO --> in reconstruction

RCT --> EMCal > 1000 evts

RCT --> no Bad runs

In total 1.4 M events were with L1 Gamma Trigger selection

1 - ITS dE/dx pt > 1 GeV/c

Figure 1(a) - Cluster Eta x Phi

2 - Clusters information

Eta x Phi distribution

Figure 2(a) - Cluster Eta x Phi

3 - Residuals Track-Matching, pt > 1 GeV/c

DeltaPhi, DeltaEta and DeltaR plots

Figure 3(a) - deltaPhi	Figure 3(b) - deltaEta
Figure 3(c) - deltaR
4 - Invariant Mass for different cuts Cuts: E1 or E2 > 4GeV NCells > E/3+1 E1 or E2 > 4GeV NCells > E/3+1 Figure 4(a) - Mass Figure 4(b) -Mass KF Figure 4(c) - Mass Figure 4(d) -Mass KF

Cuts: (E1>4 and E2>1) or (E1>1 and E2>4) ; NCells> E/3+1

Figure 4(e) - Mass	Figure 4(f) -Mass KF
Figure 4(g) - Mass	Figure 4(h) -Mass KF

General Comments

All invariant mass graphs were made using NClsITS>4.

5 - Shower Shape for different cuts

Cuts: E > 1GeV ; NCells > E/3+1

Figure 5(a)- M02_1xE/p for E > 1GeV ; NCells > E/3+1	Figure 5(b) -M20_1xE/p for E > 1GeV ; NCells > E/3+1
Figure 5(c) - M02_2xE/P for E > 1GeV ; NCells > E/3+1	Figure 5(d) -M20_2xE/p for E > 1GeV ; NCells > E/3+1

Cuts: E > 1GeV ; NCells > 4

Figure 5(e) - M02_1xE/P for E > 1GeV ; NCells > 4	Figure 5(f) -M20_1xE/P for E > 1GeV ; NCells > 4
Figure 5(g) - M02_2xE/P for E > 1GeV ; NCells > 4	Figure 5(h) -M20_2xE/p for E > 1GeV ; NCells > 4

Cuts: MKF<0.1

Figure 5(i) - M02_1	Figure 5(j) -M20_1
Figure 5(k) - M02_2	Figure 5(l) -M20_2

Figure 5(m) - EoverP1	Figure 5(n) -EoverP2
Figure 5(o) - dEdx versus EoverP1	Figure 5(p) -dEdx versus EoverP2

General Comments

All graphs were made using NClsITS>4.

6 - Invariant Mass and Shower Shape for E>1 and NCells>4

Cuts: E>1 and NCells >4

Figure 6(a) - Mass	Figure 6(b) - Mass
Figure 6(c) - MassKF	Figure 6(d) - MassKF

Cuts: E>1 and NCells >4 for MKF<0.1

Figure 6(e) - M02_1 x EoverP1	Figure 6(f) - M20_1xEoverP1
Figure 6(g) - M02_2 x EoverP2	Figure 6(h) - M20_2 x EoverP2

7 - Invariant Mass using only EMCal energy

Cuts: E1 or E2 > 4GeV pt1 and pt2 >1 GeV

Figure 7(a) - ...	Figure 7(b) - ...

Cuts: E1||E2 >4 GeV and Ncells > E/3 + 1

Figure 7(c) - ...	Figure 7(d) - ...

Cuts: ( E1>4 && E2>1 )|| ( E1>1 && E2>4 ) and Ncells > E/3 + 1

Figure 7(e) - ...	Figure 7(f) - ...