Electron Isolation in 13 TeV samples

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Electron Isolation in 13 TeV samples
Electron Isolation in 13 TeV samples
Nicolò Trevisani
Advisor: Alicia Calderón
Instituto de Física de Cantabria
Universidad de Cantabria
April 21, 2015
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Formula and Selection Cuts
Iso =
pT (chHadron) + max(0, ET (neuHadron) + ET (photon) −
pT
pT (pileUp)
)
2
Tight muons selection for 8 TeV analysis:
Iso < 0.12
Electron Isolation
2500
Mean
4.785
RMS
5.862
100
80
1500
60
1000
40
500
20
10
20
hIsoMu
697986
2000
0
0
Muon Isolation
×103
hIsoEl
Entries
30
0
0
0.1
0.2
0.3
0.4
Entries
919384
Mean
0.1177
RMS
0.1221
0.5
2/3
Zoom and Conclusions
Electron Isolation - ZOOM
35
30
25
20
15
10
5
0
0
0.05
0.1
used the formula and the selection recommended for muons at 8 TeV
with the same formula, muon selection look reasonable
3/3

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