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Last updated: September 13, 2010
IceCube Institutional Memorandum Of Uderstanding (MOU)
Scope of Work
Labor Cat.
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Names
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WBS L3
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Tasks
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WBS 2.1
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WBS 2.2
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WBS 2.3
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WBS 2.4
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WBS 2.5
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Grand Total
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Program Management
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Detector Maintenance & Operations
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Computing & Data Management
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Triggering & Filtering
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Data Quality, Reconstruction & Simulation Tools
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KE | Williams, Dawn | Data Quality | Data Quality Lead | 0.15
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0.15
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Detector Calibration | managing flasher runs and other calibrations (stage 2 geometry) | 0.15
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0.15
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Williams, Dawn Total | 0.15
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0.15
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0.30 |
Toale, Patrick | Administration | Software coordinator | 0.75 | 0.
75
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Toale, Patrick Total |
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0.75 | 0.75
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PO | Zarzhitzky, Pavel | Detector Calibration | taking flasher runs | 0.20
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0.20
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Simulation Programs | Simulation verification | 0.30
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0.30
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Zarzhitzky, Pavel Total | 0.20
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0.30
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0.50
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GR | Xu, Donglian | Detector Calibration | geometry systematic | 0.25
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0.25
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Detector Monitoring | Monitoring shifts | 0.03
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0.03
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Xu, Donglian Total | 0.28
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0.28
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UA Total | 0.75 | 0.63
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0.45
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1.83
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Dawn Williams – Institutional Lead, Data Quality
Patrick Toale – Software Coordinator
Pavel Zarzhitzky (postdoc) – simulation verification, tau double pulse
Donglian Xu (graduate student) - geometry systematic, flasher simulation, tau double pulse
James Pepper (graduate student) - verification monitoring
UA General M&O (non-science) IceCube Responsibilities and Contributions:
The Alabama Group’s major responsibilities and contributions towards maintenance and operations of the IceCube experiment include:
· Primary institutional responsibility for overseeing flasher operations and software.
· Major responsibility for data quality verification.
· Major responsibility for simulation verification
· Major responsibility for software coordination
Analysis: The main analysis focus at the University of Alabama is searching for the lowest energy tau neutrinos that are identifiable “double pulses”. At energies at and above 100 TeV, the “double bang” signature of a high energy tau neutrino becomes a double pulse in the IceCube waveform. There is no appreciable tau signal from the atomosphere at these energies, so a tau signature such as a double pulse would be strong evidence of cosmological origin.
Alabama is developing an algorithm to identify double pulse waveforms both online and offline. The online algorithm will eventually be implemented in the online optical follow-up. The offline algorithm requires high quality cascade reconstruction, so Alabama is also working on single cascade reconstruction algorithms and calibration of cascades with flashers.
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