orca with e j. brunner. step 1 oscillation probabilities – values from fogli et al....
TRANSCRIPT
ORCA with e
J. Brunner
Step 1
• Oscillation probabilities– Values from Fogli et al. (arxiv:1205.5254)– 23=45˚ (avoid octant problem)– CP-phases : colored bands (NH : red, IH : blue)
• Averaged over fluxes (Honda) and cross sections• All components taken into account– µ µ e e
• Perfect flavour identification• NC ignored• ignored
Flavour average Posc (µ)
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Flavour average Posc (e)
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Step 2
• Event Numbers for 6 years of data taking– Numbers are per bin (0.1) in cos– Uncertainties are from width of CP-band
• Averaged over fluxes and cross sections• All components taken into account– µ µ e e
• Perfect flavour identification• NC ignored• ignored
Nev (µ) perfect resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
NH : 426621IH : 41972
NH : 334530IH : 33952
NH : 30335IH : 31452
NH : 294815IH : 30053
Nev (e) perfect resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
NH : 378147IH : 37898
NH : 277651IH : 27096
NH : 224112IH : 20884
NH : 185227IH : 16775
Step 3
• Event Numbers for 6 years of data taking• Averaged over fluxes and cross sections• All components taken into account– µ µ e e
• Perfect flavour identification• NC ignored• ignored
• Energy resolution 25% Gaussian in E
Nev (µ) perfect resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Nev (µ) 25% E resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Nev (e) perfect resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Nev (e) 25% resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Step 4
• Event Numbers for 6 years of data taking• Averaged over fluxes and cross sections• All components taken into account– µ µ e e
• Flavour misidentification from P2O note• NC added• added
• Energy resolution 25% Gaussian in E
Nev (µ) 25% E resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Flavour misidentificationcos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Nev (e) 25% resolution
cos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Flavour misidentificationcos = 0.25 cos = 0.45
cos = 0.65 cos = 0.85
Significance
• Cross check : Perfect conditions• Ok w.r.t. V.L. & Smirnov• 6 years (~ 10 Mton*years)
µ e
Significance
• Resolution included : 25% E ; : 0.5 m/E
• Perfect particle ID, no NC, ignored• 6 years (~ 10 Mton*years)
• 6 years (~ 10 Mton*years)µ e
Significance
• Resolution included : 25% E ; : 0.5 m/E
• Imperfect particle ID, NC, included• 6 years (~ 10 Mton*years)
• 6 years (~ 10 Mton*years)tracks cascades
Significance
• Resolution included : 25% E ; : 0.5 m/E
• NO particle ID, NC, included• 6 years (~ 10 Mton*years)
All events
Significance – time dependence• Electrons are better !!• Measurement still possible without particle ID• Absolute values here are too good, comparison
among curves counts– Solid : only resolution– Dashed : also misreco e
µ
No particle ID
Event Ratios
• Resolution included : 25% E ; : 0.5 m/E
• Perfect particle ID, no NC, ignored
µ e
Event Ratios
• Resolution included : 25% E ; : 0.5 m/E
• Imperfect particle ID, NC, included
tracks cascades
Event Ratios
• Resolution included : 25% E ; : 0.5 m/E
• NO particle ID, NC, included
All events