ehe mc check
DESCRIPTION
EHE MC Check. K. Mase* on behalf of EHE penguins, Chiba university*. The purpose of this study. To check the MC for the Extremely High Energy (EHE) nutrinos (muons). Test data. generated at Madison (Aya, Paolo) and Chiba (Keiichi, Shigeru). Simulated condition @ Chiba. - PowerPoint PPT PresentationTRANSCRIPT
EHE MC Check
K. Mase* on behalf of EHE penguins,
Chiba university*
Collaboration Meeting OxfordKeiichi Mase
■ Simulated condition @ Chiba Muons are simulated with JULIeT. JULIeT → photonics → ROMEO → DOM simulator and calibrator → weighting-module 6 < log10 E < 9 [GeV] dF/dE = E-1
The direction is uniform (default) The position is uniform within 880 m radius. The interaction of pair creation, brems. and photo-nuclear, and the decay is switched on. (default) bulk ice photonics table
■ The purpose of this study To check the MC for the Extremely High Energy (EHE) nutrinos (muons).
■ Test data generated at Madison (Aya, Paolo) and Chiba (Keiichi, Shigeru)
1016 eV1015 eV
1019 eV1018 eV 1020 eV
1017 eV
Collaboration Meeting OxfordKeiichi Mase
■ Primary Particle
Log10(Primary energy) [GeV] cos(theta) [rad.]
#
##
Azimuth [rad.]
This is fine!
Collaboration Meeting OxfordKeiichi Mase
■ The highest energy cascade along a muon track
X [m]
Log10(Primary energy) [GeV]
# ###
Z [m]
Y [m]
Collaboration Meeting OxfordKeiichi Mase
■ The highest energy cascade along a muon track
Log10(Primary energy) [GeV]
Log
1 0( h
ighe
s t c
asca
de e
ner g
y)
Pair creation+brems.+photo-nuclear
Only pair creation
Collaboration Meeting OxfordKeiichi Mase
■ The z position of the highest energy cascade
upgoing
uniform
downgoing
Strange
even only pair creation case
Need debug
Collaboration Meeting OxfordKeiichi Mase
Log10(Primary energy) [GeV]
Log 1
0(dF
/ dLo
g 10E
) [/c
m2 /
s /sr
]
downgoing
Log10(Primary energy) [GeV]
Log 1
0(dF
/ dLo
g 10E
) [/c
m2 /
s /sr
]
upgoing
■ Weight module for JULIeT (Aya)JULIeT numerical calc.
Log 1
0(Si
mu l
a te d
Fl u
x) [/
cm2 /
s r]
Log10(Primary energy) [GeV]
upgoing
Log10(Primary energy) [GeV]Log 1
0(Si
mu l
a te d
Fl u
x) [/
cm2 /
s r]
downgoing
Simulated flux → weight
Collaboration Meeting OxfordKeiichi Mase
■ Detector response
Log10(Primary energy) [GeV]
log 1
0(To
tal N
p.e.
)
l
og10
(OM
Hit
s)
Log10(Primary energy) [GeV]
There are correlation.
Collaboration Meeting OxfordKeiichi Mase
■ Consuming time
It takes too much time for high energy (log10E > 9 GeV).
Only 1 big event
Xeon 2.4GHz
Used ProjectI3DefaultPhysicsSourceI3DefaultDetectorStatusSourceI3DefaultCalibrationSourceI3TextFileGeometrySourceI3MCCalibrationFillerI3MCRawDOMStatusFillerI3CalibrateStatusModuleI3JulietPrimaryParticleSourceI3JulietI3HitConstructorI3NoiseGeneratorModuleI3RomeoInterfaceModuleI3DOMsimulatorI3DOMcalibratorI3BoostPhysicsWriterI3BoostGeometryWriterI3BoostCalibrationWriter
Averaged over 100 events
Acceptable level (1000 events/week)5.36 s/event289 s/event
501 s/event383 s/event
+284+94
+118
← 1 hour
Collaboration Meeting OxfordKeiichi Mase
■ Summary and future plan The MC software to study EHE neutrinos are almost ready.
However, there are several problems.
strange distribution of the maximum cascade z position
It takes too much time to simulate high energy events (log10E > 9 GeV).
Other parameters and the waveform should be checked.
We will start mass production of MC events after fixing the above problems.
We will develop a reconstruction method for the EHE neutrino events.
Collaboration Meeting OxfordKeiichi Mase
Backup
Collaboration Meeting OxfordKeiichi Mase
■ Technical problem
When I run large number of events, I got a error.> private/dataclasses/I3DOMCalibration.cxx:84 Invalid ATWD channel in I3DOMCalibration> private/root-icetray/RootI3Tray.cxx:443 Invalid ATWD channel in I3DOMCalibration> private/root-icetray/RootI3Tray.cxx:457 Fatal exception caught: Invalid ATWD channel in I3DOMCalibration
Collaboration Meeting OxfordKeiichi Mase
Neutrino-Induced Cascades:
Signature of e and are hadronic and electro-magnetic cascades.
Neutral Current interactions of all neutrino flavors produce hadronic cascades
Background consists of atmospheric muons, emitting energetic secondaries
S
Signal and Background
~ 5 m
Collaboration Meeting OxfordKeiichi MaseBartol 2004
Angular Spectrum
1400 m
2800 m
11000mUp Down
Collaboration Meeting OxfordKeiichi Mase
Events in Energy-direction plane
By Monte CarloGZK domain
Atm domain
Collaboration Meeting OxfordKeiichi Mase
Energy deposit profile in km3
By the JULIeT Monte Carlo function
Collaboration Meeting OxfordKeiichi Mase
IceCube EHE Sensitivity90% C.L. for 10 year observation
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Particle identification
IceCube Solid: particle
ID, direction, and energy
Shaded: energy only
(Supernova detection)
Collaboration Meeting OxfordKeiichi Mase
■ Software for EHE neutrinos
JULIeT
Photonics
ROMEO
DOM Sim
EHE propagator
Cherenkov
Detector
Electronics
2D absolute sensitivity included
saturation included
Speed improved
→ need more.
Now, the software is almost ready.
Collaboration Meeting OxfordKeiichi Mase
■ Consuming time
It takes too much time for high energy (log10E > 9 GeV).
Only 1 big event
Xeon 2.4GHz
Used ProjectI3DefaultPhysicsSourceI3DefaultDetectorStatusSourceI3DefaultCalibrationSourceI3TextFileGeometrySourceI3MCCalibrationFillerI3MCRawDOMStatusFillerI3CalibrateStatusModuleI3JulietPrimaryParticleSourceI3JulietI3HitConstructorI3NoiseGeneratorModuleI3RomeoInterfaceModuleI3DOMsimulatorI3DOMcalibratorI3BoostPhysicsWriterI3BoostGeometryWriterI3BoostCalibrationWriter
100 events21.45s/4events1154s/4events
2003s/4events
3015s/4events
1533s/4events
Collaboration Meeting OxfordKeiichi Mase
amanda-core http://code.icecube.wisc.edu/svn/projects/amanda-core/releases/V01-00-02dataclasses http://code.icecube.wisc.edu/svn/projects/dataclasses/releases/V01-08-02dataio http://code.icecube.wisc.edu/svn/projects/dataio/releases/V02-00-01examples-offline http://code.icecube.wisc.edu/svn/projects/examples-offline/releases/V01-04-01icetray http://code.icecube.wisc.edu/svn/projects/icetray/releases/V01-05-01offline-mk http://code.icecube.wisc.edu/svn/projects/offline-mk/releases/V01-06-01phys-services http://code.icecube.wisc.edu/svn/projects/phys-services/releases/V01-07-01root-icetray http://code.icecube.wisc.edu/svn/projects/root-icetray/releases/V01-05-00ithon http://code.icecube.wisc.edu/svn/projects/ithon/releases/V01-00-01eventviewer http://code.icecube.wisc.edu/svn/projects/eventviewer/releases/V01-05-00eventviewer-modules http://code.icecube.wisc.edu/svn/projects/eventviewer-modules/releases/V01-05-00I3Db http://code.icecube.wisc.edu/svn/projects/I3Db/releases/V01-04-01analysis-tree http://code.icecube.wisc.edu/svn/projects/analysis-tree/releases/V02-03-00monolith-reader http://code.icecube.wisc.edu/svn/projects/monolith-reader/releases/V02-00-02triggerUtil-C++ http://code.icecube.wisc.edu/svn/projects/triggerUtil-C++/releases/V00-01-03DOMcalibrator http://code.icecube.wisc.edu/svn/projects/DOMcalibrator/releases/V01-00-01/ICETRAY-APP http://code.icecube.wisc.edu/svn/projects/ICETRAY-APP/releases/V01-05-00OFFLINE-SOFTWARE http://code.icecube.wisc.edu/svn/projects/OFFLINE-SOFTWARE/releases/V01-06-03DOMsimulator http://code.icecube.wisc.edu/svn/projects/DOMsimulator/releases/V01-02-01PSInterface http://code.icecube.wisc.edu/svn/sandbox/ehe_sandbox/PSInterfacec2j-icetray http://code.icecube.wisc.edu/svn/projects/c2j-icetray/releases/V02-01-01corsika++ http://code.icecube.wisc.edu/svn/projects/corsika++/releases/V01-05-02hit-constructor http://code.icecube.wisc.edu/svn/sandbox/ehe_sandbox/hit-constructormmc http://code.icecube.wisc.edu/svn/projects/mmc/releases/V00-02-04mmc-icetray http://code.icecube.wisc.edu/svn/projects/mmc-icetray/releases/V01-01-01noise-generator http://code.icecube.wisc.edu/svn/projects/noise-generator/releases/V00-01-00romeo http://code.icecube.wisc.edu/svn/projects/romeo/trunkromeo-amanda http://code.icecube.wisc.edu/svn/projects/romeo-amanda/releases/V00-00-04romeo-interface http://code.icecube.wisc.edu/svn/projects/romeo-interface/trunki3anis http://code.icecube.wisc.edu/svn/projects/i3anis/releases/V00-00-02simple-muon http://code.icecube.wisc.edu/svn/projects/simple-muon/releases/V00-00-02/juliet http://code.icecube.wisc.edu/svn/projects/juliet/trunkjuliet-interface http://code.icecube.wisc.edu/svn/projects/juliet-interface/trunkucr-icetray http://code.icecube.wisc.edu/svn/projects/ucr-icetray/releases/V00-01-00/TWRSimulator http://code.icecube.wisc.edu/svn/projects/TWRSimulator/releases/V00-00-02/cascade-generator http://code.icecube.wisc.edu/svn/projects/cascade-generator/releases/V00-00-01/examples-simulation http://code.icecube.wisc.edu/svn/projects/examples-simulation/releases/V00-10-00/topsim http://code.icecube.wisc.edu/svn/projects/topsim/releases/V00-00-01/weighting-module http://code.icecube.wisc.edu/svn/sandbox/weighting-moduleFeatureExtractor http://code.icecube.wisc.edu/svn/projects/FeatureExtractor/trunkatmo-flux http://code.icecube.wisc.edu/svn/sandbox/atmo-fluxfat-reader http://code.icecube.wisc.edu/svn/projects/fat-reader/trunk