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Published byMarshall Stephen Hutchinson Modified over 9 years ago
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ORCA with e J. Brunner
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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
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Flavour average P osc (µ) cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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Flavour average P osc (e) cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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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
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N ev (µ) perfect resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85 NH : 4266 21 IH : 4197 2 NH : 3345 30 IH : 3395 2 NH : 3033 5 IH : 3145 2 NH : 2948 15 IH : 3005 3
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N ev (e) perfect resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85 NH : 3781 47 IH : 3789 8 NH : 2776 51 IH : 2709 6 NH : 2241 12 IH : 2088 4 NH : 1852 27 IH : 1677 5
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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
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N ev (µ) perfect resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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N ev (µ) 25% E resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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N ev (e) perfect resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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N ev (e) 25% resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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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
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N ev (µ) 25% E resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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Flavour misidentification cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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N ev (e) 25% resolution cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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Flavour misidentification cos = 0.25cos = 0.45 cos = 0.65cos = 0.85
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Significance Cross check : Perfect conditions Ok w.r.t. V.L. & Smirnov 6 years (~ 10 Mton*years) µe
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Significance Resolution included : 25% E ; : 0.5 m/E Perfect particle ID, no NC, ignored 6 years (~ 10 Mton*years) µe
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Significance Resolution included : 25% E ; : 0.5 m/E Imperfect particle ID, NC, included 6 years (~ 10 Mton*years) trackscascades
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Significance Resolution included : 25% E ; : 0.5 m/E NO particle ID, NC, included 6 years (~ 10 Mton*years) All events
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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
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Event Ratios Resolution included : 25% E ; : 0.5 m/E Perfect particle ID, no NC, ignored µe
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Event Ratios Resolution included : 25% E ; : 0.5 m/E Imperfect particle ID, NC, included trackscascades
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Event Ratios Resolution included : 25% E ; : 0.5 m/E NO particle ID, NC, included All events
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