Comparison of GEANT Simulation to Whitney Data: Difference between revisions
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Created page with " {| class="wikitable" align="center" border=1 |+ '''Rates''' |- | Simulation || GEANT4 || Whitney |- | Event Cross-Section (nb) || .61 || 0.079 |- |Moller Cross-Section (nb) || …" |
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{| class="wikitable" align="center" border=1 | {| class="wikitable" align="center" border=1 | ||
|+ '''Rates''' | |+ '''Rates''' | ||
|- | |- | ||
| Simulation || GEANT4 || Whitney | | Simulation || GEANT4(1cm target) || GEANT4(5cm target) || Whitney | ||
|- | |- | ||
| Event Cross-Section (nb) || .61 || 0.079 | | Event Cross-Section (nb) || .61 || || 0.079 | ||
|- | |- | ||
|Moller Cross-Section (nb) || 0.58||0.075 | |Moller Cross-Section (nb) || 0.58|| || 0.075 | ||
|- | |- | ||
| Length of Target (cm) || 1 || 5 | | Length of Target (cm) || 1 || 5 ||5 | ||
|- | |- | ||
| t_{simulated} (s) || 1.3E-5 ||9.54E-5 | | t_{simulated} (s) || 1.3E-5 || ||9.54E-5 | ||
|- | |- | ||
| N_{events} || 1026940 || 1001700 | | N_{events} || 1026940 || || 1001700 | ||
|- | |- | ||
| N_{Moller} || 975593 ||951138 | | N_{Moller} || 975593 || || 951138 | ||
|- | |- | ||
| N_{incident} || 4E7 || 6E7 | | N_{incident} || 4E7 || || 6E7 | ||
|} | |} | ||
Moller events occur for about 2.5% of the incident electrons on a LH2 target. We can assume the number of Moller events that occur within the DC range to be around 30% of the total Moller events occuring for the number of incident electrons for LH2 as well. Since the differential cross-section over the angel theta is proportional to the differtial cross-section over wire number we can dividing the Moller differential cross-section by the product of the density and length of the target material | Moller events occur for about 2.5% of the incident electrons on a LH2 target. We can assume the number of Moller events that occur within the DC range to be around 30% of the total Moller events occuring for the number of incident electrons for LH2 as well. Since the differential cross-section over the angel theta is proportional to the differtial cross-section over wire number we can dividing the Moller differential cross-section by the product of the density and length of the target material | ||
Revision as of 20:32, 30 December 2016
| Simulation | GEANT4(1cm target) | GEANT4(5cm target) | Whitney |
| Event Cross-Section (nb) | .61 | 0.079 | |
| Moller Cross-Section (nb) | 0.58 | 0.075 | |
| Length of Target (cm) | 1 | 5 | 5 |
| t_{simulated} (s) | 1.3E-5 | 9.54E-5 | |
| N_{events} | 1026940 | 1001700 | |
| N_{Moller} | 975593 | 951138 | |
| N_{incident} | 4E7 | 6E7 |
Moller events occur for about 2.5% of the incident electrons on a LH2 target. We can assume the number of Moller events that occur within the DC range to be around 30% of the total Moller events occuring for the number of incident electrons for LH2 as well. Since the differential cross-section over the angel theta is proportional to the differtial cross-section over wire number we can dividing the Moller differential cross-section by the product of the density and length of the target material