High Energy Workshop 2006Summary and status

Shigeru Yoshida (Chiba University)For the EHE(“track and cascade”) WG

UHE/EHE in IceCube

Energy Range (10PeV – 10 EeV)“Signal” : GZK, Topdown

“BG” : Atmospheric and bundles

Detection Channel : / track with bunch of “cascades” (track and cascade)

Recent Activities by EHE Working Group

Convener: Shigeru Y.Muon Reco: Sean G., Keiichi M., David B.Tau Reco: Rodin P.MC study: Shigeru, Kotoyo H., Aya I.MC (semi-) mass production: Paolo D.,

KeiichiData check: Hiroko M., Kotoyo, Aya

Modules in IceTray

Numerical Calculation by JULIeT

Juliet-interface Propagator/Generator

PSI_Photonics Cherenkov

Hit-constructor etc

Weighting-moduleWeigher/CheckerFirst analyzer

Reco modules (wf-llh etc)Reconstruction

Aya, Kotoyo (UW-Madison) Shigeru, Keiichi (Chiba)

MC Study

Analysis Chain in MC Study

Aya (UW-Madison) Shigeru (Chiba)

Results in the MC study Aya (UW-Madison) ‘s talk in the Science session

GZK Atmospheric GZK

Results in the MC study Aya (UW-Madison) ‘s talk in the Science session

Results in the MC study Aya (UW-Madison) ‘s talk in the Science session

GZK 3.5 events/year

GZK 0.56events/year

Atmospheric 0.33 events/year

GZKGZK

Atmospheric

GZKGZK

Atmospheric

GZK Atmospheric GZK

composite track reconstruction- energy loss profile - Keiichi (Chiba)

PDF (for composite track reco) Sean (UW-Madison) Rodin (UC-Berkeley) Keiichi

(Chiba)

e

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Likelihood of waveform(Gary UW-Madison)

• Photonics “Infinite Cascade table” (Sean)• Analytic Function fitted with the cascade table (Keiichi)• Analytic Function for Cherenkov photons moving along a track (Rodin, Astroparticle Physics 23 566-571 (2005))

Reconstruction Modules Sean, David (UW-Madison) Rodin (UC-Berkeley) Keiichi (Chiba)

Gulliver

Parameterization(I3Parameterization)

Likelihood(I3EvemtLLHBase)

Minimizer(I3MinimizerBase)

Ophelia(Optimized High Energy Lepton Integrated Analysis)

Implementation Implementation

PDFI3Ophelia Dataclasses

DOM response service Shigeru (Chiba)

PMT

FADC

PDF/Likelihood

I3Anis

Aya (UW-Madison) Shigeru (Chiba)

Anis2Juliet

I3Juliet

Anis as a generatorJuliet as a / propagator

Real Data analysis – our working data sample proposal Aya (UW-Madison) Shigeru (Chiba)

GZKAtmospheric

9-strings event rate

~ 1000 events/yearfor Npe > 104

Real Data analysis – our working data sample proposal

Proposal Doc in preparation

NDOM >53NDOM >53 NDOM >53

NPE >104 NPE >104

Summary