Mohamad-Ziad Charif - Antares
Mohamad-Ziad Charif - Antares Mohamad-Ziad Charif - Antares
3.2.1.4 Performance and characteristics . . . . . . . . . 604 Monte-Carlo & Data 654.1 Data acquisition . . . . . . . . . . . . . . . . . . . . . . . . . . . 654.1.1 Optical background . . . . . . . . . . . . . . . . . . . . . 654.1.2 Triggers . . . . . . . . . . . . . . . . . . . . . . . . . . . 664.1.3 QualityBasic . . . . . . . . . . . . . . . . . . . . . . . . 684.1.4 Event reconstruction . . . . . . . . . . . . . . . . . . . . 694.1.4.1 BBFit . . . . . . . . . . . . . . . . . . . . . . 694.1.4.2 AAFit . . . . . . . . . . . . . . . . . . . . . . 704.2 Monte-Carlo simulation chain . . . . . . . . . . . . . . . . . . . 704.2.1 Neutrino simulation . . . . . . . . . . . . . . . . . . . . 724.2.1.1 GENHEN . . . . . . . . . . . . . . . . . . . . 724.2.1.2 GEASIM . . . . . . . . . . . . . . . . . . . . . 734.2.2 Muon simulation . . . . . . . . . . . . . . . . . . . . . . 734.2.3 Photon propagation . . . . . . . . . . . . . . . . . . . . 744.2.4 Trigger and optical background simulation . . . . . . . . 755 Dark Matter search in the direction of the SUN with 2007-2008 data 765.1 Dark matter neutrino spectrum . . . . . . . . . . . . . . . . . . . 765.2 Data selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 795.3 Reconstruction strategy . . . . . . . . . . . . . . . . . . . . . . . 795.4 Monte Carlo selection . . . . . . . . . . . . . . . . . . . . . . . . 805.4.1 Dark matter Monte Carlo . . . . . . . . . . . . . . . . . . 805.5 Data Monte Carlo comparison . . . . . . . . . . . . . . . . . . . 835.6 Background estimation . . . . . . . . . . . . . . . . . . . . . . . 885.7 Search strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . 935.7.1 Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . 935.7.2 Search variables and optimizations . . . . . . . . . . . . . 955.8 Unblinding results . . . . . . . . . . . . . . . . . . . . . . . . . . 1005.8.1 Systematics Uncertainties . . . . . . . . . . . . . . . . . 1005.8.2 Upper limits . . . . . . . . . . . . . . . . . . . . . . . . 1016 Dark Matter search in the direction of the SUN with 2007-2010 data 1086.1 Data selection and new background Monte Carlo . . . . . . . . . 1086.1.1 Dark Matter Monte Carlo . . . . . . . . . . . . . . . . . 1096.2 Reconstruction Strategy . . . . . . . . . . . . . . . . . . . . . . . 1116.3 Search strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . 1146.4 Dark Matter with BBFit . . . . . . . . . . . . . . . . . . . . . . . 1146.4.1 BBFit Multi-line analysis . . . . . . . . . . . . . . . . . . 1146.4.1.1 Data Monte Carlo comparison . . . . . . . . . . 1152
6.4.1.2 Background estimation . . . . . . . . . . . . . 1176.4.1.3 Search variables and optimization . . . . . . . . 1176.4.1.4 Comparison with 2007-2008 analysis . . . . . . 1186.4.2 BBFit Single-line analysis . . . . . . . . . . . . . . . . . 1226.4.2.1 Data Monte Carlo comparison . . . . . . . . . . 1246.4.2.2 Background estimation . . . . . . . . . . . . . 1266.4.2.3 Search variables and optimization . . . . . . . . 1286.4.3 Single & Multi line combined analysis . . . . . . . . . . . 1316.4.3.1 Single Vs Multi line comparison . . . . . . . . 1316.4.3.2 Dual Optimization . . . . . . . . . . . . . . . . 1336.5 Dark matter search with AAFit reconstruction strategy . . . . . . 1376.5.1 Data Monte Carlo comparison . . . . . . . . . . . . . . . 1376.5.2 Background estimation . . . . . . . . . . . . . . . . . . . 1416.5.3 Search variables and optimization . . . . . . . . . . . . . 1426.6 Comparison of AAFit & BBFit sensitivities . . . . . . . . . . . . 1466.7 Comparison with 2007-2008 analysis . . . . . . . . . . . . . . . 1487 Conclusions 1523
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3.2.1.4 Performance and characteristics . . . . . . . . . 604 Monte-Carlo & Data 654.1 Data acquisition . . . . . . . . . . . . . . . . . . . . . . . . . . . 654.1.1 Optical background . . . . . . . . . . . . . . . . . . . . . 654.1.2 Triggers . . . . . . . . . . . . . . . . . . . . . . . . . . . 664.1.3 QualityBasic . . . . . . . . . . . . . . . . . . . . . . . . 684.1.4 Event reconstruction . . . . . . . . . . . . . . . . . . . . 694.1.4.1 BBFit . . . . . . . . . . . . . . . . . . . . . . 694.1.4.2 AAFit . . . . . . . . . . . . . . . . . . . . . . 704.2 Monte-Carlo simulation chain . . . . . . . . . . . . . . . . . . . 704.2.1 Neutrino simulation . . . . . . . . . . . . . . . . . . . . 724.2.1.1 GENHEN . . . . . . . . . . . . . . . . . . . . 724.2.1.2 GEASIM . . . . . . . . . . . . . . . . . . . . . 734.2.2 Muon simulation . . . . . . . . . . . . . . . . . . . . . . 734.2.3 Photon propagation . . . . . . . . . . . . . . . . . . . . 744.2.4 Trigger and optical background simulation . . . . . . . . 755 Dark Matter search in the direction of the SUN with 2007-2008 data 765.1 Dark matter neutrino spectrum . . . . . . . . . . . . . . . . . . . 765.2 Data selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 795.3 Reconstruction strategy . . . . . . . . . . . . . . . . . . . . . . . 795.4 Monte Carlo selection . . . . . . . . . . . . . . . . . . . . . . . . 805.4.1 Dark matter Monte Carlo . . . . . . . . . . . . . . . . . . 805.5 Data Monte Carlo comparison . . . . . . . . . . . . . . . . . . . 835.6 Background estimation . . . . . . . . . . . . . . . . . . . . . . . 885.7 Search strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . 935.7.1 Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . 935.7.2 Search variables and optimizations . . . . . . . . . . . . . 955.8 Unblinding results . . . . . . . . . . . . . . . . . . . . . . . . . . 1005.8.1 Systematics Uncertainties . . . . . . . . . . . . . . . . . 1005.8.2 Upper limits . . . . . . . . . . . . . . . . . . . . . . . . 1016 Dark Matter search in the direction of the SUN with 2007-2010 data 1086.1 Data selection and new background Monte Carlo . . . . . . . . . 1086.1.1 Dark Matter Monte Carlo . . . . . . . . . . . . . . . . . 1096.2 Reconstruction Strategy . . . . . . . . . . . . . . . . . . . . . . . 1116.3 Search strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . 1146.4 Dark Matter with BBFit . . . . . . . . . . . . . . . . . . . . . . . 1146.4.1 BBFit Multi-line analysis . . . . . . . . . . . . . . . . . . 1146.4.1.1 Data Monte Carlo comparison . . . . . . . . . . 1152
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