Status of IceCube analysis

1. Status of IceCube analysis • This series of slides presents an overview of the topics and activities of the IceCube analysis groups.

2. Physics topic groups Tom Gaisser, U. Delaware Paolo Desiati, UW Madison Albrecht Karle, UW Madison Elisa Bernardini, DESY-Zeuthen • Cosmic rays • Atmospheric neutrinos • Point source neutrinos • Gamma-ray bursts • WIMPs • Diffuse neutrinos • EHE neutrinos/muons • Exotic particles • Supernovae • Searches for non-predicted physics Ignacio Taboada, UC Berkeley Analysis coordinator: Gary Hill, UW Madison Per Olof Hulth, Stockholm Gary Hill, UW Madison Spencer Klein, LBNL Detection channel coordinators Shigeru Yoshida, Chiba David Hardtke, UC Berkeley • Muon Kara Hoffman, U Maryland • Cascade Spencer Klein, LBNL • Hydrid and Tau channel Doug Cowen, PSU Lutz Koepke, Mainz

3. Analysis Coordinator Channel coordinators Tau Cascade Muon Physics topic groups Atmospheric n GRBs Cosmic rays Diffuse n WIMPs EHE Point sources Exotics

4. Analysis Coordinator Channel coordinators Tau Cascade Muon Physics topic groups Atmospheric n GRBs Cosmic rays Diffuse n WIMPs EHE Point sources Exotics

5. Analysis Coordinator Channel coordinators Tau Cascade Muon Physics topic groups Atmospheric n GRBs Cosmic rays Diffuse n WIMPs EHE Point sources Exotics

6. Analysis Coordinator Channel coordinators Tau Cascade Muon Physics topic groups Atmospheric n GRBs Cosmic rays Diffuse n WIMPs EHE Point sources Exotics n Physics

7. IceCube analysis matrix - now February 2007

8. IceCube analysis matrix – plans February 2007

9. Work closely with physics groups • Ensure consistency of methods across analyses Detection channel conveners • Muon Kara Hoffman, U Maryland • Cascade Spencer Klein, LBNL • Hydrid and Tau channel Doug Cowen, PSU

10. Casade channel working group • Leader: Spencer Klein (LBNL) • Finalising filter algorithms • Finalising proposal to reduce DOM gains, understanding response to large pulses • Developing cascade algorithms optimised for IceCube • Directional Reconstruction of Cascades • Low-energy cascade reconstruction using the outer layers of IceCube as a veto

11. Cascade channel working group: analyses and people Convenor: Spencer Klein, LBNL Neutrino cascades, AMANDA 2001-05: Oxana Tarasova, DESY Marek Kowalski, Humboldt Ignacio Taboada, UCB Doug Rutledge, PSU Steve Movit, PSU Michelangelo D’Agostino, UCB Joanna Kiryluk, LBNL Julien Bolmont, DESY Jenny Adams, Canterbury Neutrino cascades IC 9/22: Bernhard Voigt, DESY, Dima Chirkin, LBNL Joanna Kiryluk, LBNL Neutrino cascades AMA-TWR: Doug Rutledge, PSU

12. Muon channel working group • Leader: Kara Hoffman (UMD) • Finalising filter algorithms, IC22 (2007) • Benchmarking and development of reconstruction algorithms

13. Muon channel working group: analyses and people Convenor: Kara Hoffman, UMD On-line filtering: Martin Tluczykont, DESY IC9 filter: John Pretz, UMD IC22 performance: Juande Zornoza, UW Reoptimising existing algorithms: Dusan Turcan, UMD IC22 filters/IC-AMA-TWR filters: Kara Hoffman, UMD IC/AMA-TWR performance: Andreas Gross, Martin Tluczykont New algorithms: John Pretz, Dima Chirkin, Sean Grullon, David Boersma, EHE group

14. Hybrid (Tau) channel working group • Leader: Doug Cowen (PSU) • Finalising filter algorithms • Developing new reconstruction algorithms for hybrid events • Creating generic tau neutrino MC samples

15. Hybrid and Tau channel working group: analyses and people Convenor: Doug Cowen, PSU Contained nm hybrid Brendan Fox, PSU HE t to muon: Dawn Williams, Jessie Hart, PSU Medium energy nt double pulse: Pat Toale, PSU HE nt lollipop and double bang: Seon-He Seo, PSU

16. Physics topic groups Tom Gaisser, U. Delaware Paolo Desiati, UW Madison Albrecht Karle, UW Madison Elisa Bernardini, DESY-Zeuthen • Cosmic rays • Atmospheric neutrinos • Point source neutrinos • Gamma-ray bursts • WIMPs • Diffuse neutrinos • EHE neutrinos/muons • Exotic particles • Supernovae • Searches for non-predicted physics Ignacio Taboada, UC Berkeley Per Olof Hulth, Stockholm Gary Hill, UW Madison Spencer Klein, LBNL Shigeru Yoshida, Chiba • Work closely with detection channel groups David Hardtke, UC Berkeley Lutz Koepke, Mainz

17. Cosmic-ray working group • Cosmic-ray composition with coincident events (PeV—EeV) • Primary energy spectrum from IceTop • Horizontal air showers • Search for VHE-UHE g-rays in Southern hemisphere • Calibration & verification of IceCube with coincident events • Monitor solar activity with IceTop tanks

18. Cosmic-ray working group: analyses and people Convenor: Tom Gaisser, UD Horizontal showers: Brecht Hommez, Gent David Seckel, UD Reconstruction of coincident events for cosmic-ray composition studies with IceCube: Katherine Rawlins, Alaska Dima Chirkin, LBL Xinhua Bai, Tilo Waldenmaier, Chen Xu, UD Simulations: Peter Niessen, Todor Stanev, UD Chihwa Song, UW-Madison g-ray astronomy with SPASE: Serap Tilav, Kory James, Todor Stanev, Xinhua Bai, UD with SPASE group at Leeds, UK IceTop shower reconstruction and energy spectrum: Stefan Klepser, Fabian Kislat, DESY Arne van Overloop, Gent Tilo Waldenmaier, UD Herman Kolanoski, Frigga Wendt, Fabian Kislat, Humboldt, Jim Madsen, Glen Spiczak, River Falls Composition with SPASE-AMANDA: Chihwa Song, Karen Andeen, UW Katherine Rawlins, Alaska Serap Tilav, UD Heliospheric physics: Paul Evenson, John Clem, UD with UD “space weather” group Calibration, verification of IceCube with coincident events: Xinhua Bai, Bakhtiyar Ruzybayev, UD

19. Point source working group • Searches for HE point sources of muon-neutrinos from galactic and extra-galactic objects • Unknown sources • Searches from known gamma-ray sources (seen with e.g. ground based ACTs) • Both steady and time-variable source searches • Multi-messenger studies (neutrinos and gamma-rays • Target of Opportunity (send alerts to ACTs)

20. Point source working group: analyses and people Convenors: Elisa Bernardini (DESY), Albrecht Karle (UW) Angular correlation test: Jan-Patrick-Huelss, Aachen Point source search with IC9/22: Jon Dumm, Chad Finley, UW High energy neutrinos, near horizontal, multi PeV,: Robert Franke, Robert Lauer, DESY AMANDA-1997-99: Patrick Berghaus New techniques, unbinned Analysis, AMANDA-2005: Jim Braun, UW Search for neutrino flares from selected objects: Konstancja Satalecka,DESY Neutrino triggered Target of Opportunity gamma-ray observations: Elisa Bernardini (DESY) Autocorrelation test for sub-day Neutrino flares: Rodin Porrata, UCB Benchmarking of IceCube sensitivity to point sources: Martin Tluczykont (DESY) Application of FDR for AMA-2000-03: Bruny Baret, Mathieu Labare (IIHE Brussels) Azriel Goldschmidt, LBNL Gamma astronomy with muons: Michelangelo D’Agostino, David Hardtke, UCB Multi-messenger: Elisa Resconi, Andreas Gross, Heidelberg

21. Atmospheric neutrinos • Aim: Neutrino energy and angular spectra over widest possible range • Must be understood as background for other searches but also interesting physics • Conventional (pion and kaon) neutrinos from CR interactions in atmosphere • Charm neutrinos • Physics beyond standard model (Lorentz invariance, oscillation effects)

22. Atmospheric neutrino working group: analyses and people Convenor: Paolo Desiati, UW Atmospheric neutrinos, IC9: John Pretz, UMD Physics beyond the standard model, AMANDA 2000-05: John Kelley, UW Unfolding of energy spectrum, IC9: Juande Zornoza, UW Alternative oscillation scenarios: Jens Ahrens, Mainz Muon Energy reconstruction Dima Chirkin, LBNL Unfolding of energy spectrum, AMANDA 2000-03: Kirsten Muenich, Jan Lueneman, Dortmund Contained low energy muons, AMA-TWR, IC: Carsten Rott, Chang Hyon, PSU Theoretical support: Tom Gaisser, Todor Stanev, Delware Atmospheric neutrinos, cascades: Oxana Tarasova, Bernhard Voight, DESY Dima Chirkin, Joanna Kiryluk, LBNL Doug Rutledge, PSU Electron neutrinos, AMA-TWR: Doug Rutledge, PSU

23. Gamma-ray bursts • Searches for neutrinos from GRBs • Correlated observations with satellites (e.g. Swift, BATSE) • All-sky, all-time searches for un-observed sources

24. Gamma-ray burst working group: analyses and people Convenor: Ignacio Taboada, UCB AMA 2001-03, rolling cascades: Brennan Hughey, UW IC/Swift, muons: Alexander Kappes, UW, Phil Roth, UMD AMA-TWR/Swift, muons: Martijn Duvoort, Nick Van Eijndhoven, Utrecht Erik Strahler, UW IC/Swift, cascades: Igancio Taboada, Andres Morey, UCB AMA/BATSE/IPN, muon, 2000-03: Kyler Kuehn, UCI Martino Olivo, Uppsala Optical follow up to neutrino-muon multiplets: Marek Kowalski, Humboldt Special burst searches, phenomenology Mike Stamatikos, NASA-Goddard

25. Exotic particles • Relativistic monopoles • Sub-relativistic particles, Q-balls • Supersymmetric slepton pairs • TeV gravity • Black holes

26. Exotic particles working group: analyses and people Convenor: David Hardtke, UCB Relativistic monopoles in AMANDA, Muon-DAQ: Henrike Wissing, Aachen Sub-relativistic particles, Q-balls AMA-TWR, IC9/22: David Hardtke, UCB Sub-relativistic monopoles in AMANDA, Muon-DAQ: Arvid Pohl, Kalmar Relativistic monopoles in IC9/22: Brian Christy, Alex Olivas, UMD

27. EHE physics • EHE events, neutrinos and muons • Reconstruction methods for EHE – waveform likelihood

28. EHE physics working group: analyses and people Convenor: Shigeru Yoshida, Chiba EHE analysis, IC9: Aya Ishihara, Shigeru Yoshida, Chiba Waveform reconstruction for EHE: Sean Grullon, David Boersma, UW Keiichi Mase, Chiba EHE filtering/ detector performance verification Dusan Turcan (UMD) Carsten Rott (PSU)

29. Supernovae • Supernovae detection via low-energy neutrinos

30. Supernovae working group: analyses and people Convenor: Lutz Koepke, Mainz Simulation for supernova detection Aaron Richard, Southern IC22 search: Timo Griesel, Alexander Piegsa, Mainz Reina Maruyama, Will Yeck, UW IC DAQ and monitoring: Kael Hanson, Mark Krasberg, UW, Alexander Piegsa, Mainz AMANDA 2000-04: Thomas Kowarik, Tom Feser, Mainz IceCube search Katherine Rawlins, Anchorage AMANDA sN monitoring: Thomas Kowarik, Mainz

31. WIMPs • Neutrinos from neutralino annihilations in centre of the earth and sun • Kaluza-Klein, Simpzillas

32. WIMP working group: analyses and people Convenor: Per Olof Hulth, Stockholm Kaluza-Klein 2000-02: Kahae Han, Canterbury Solar WIMPs with AMANDA 2001-03: Daan Hubert, Simpzillas: Carlos de los Heros, Uppsala Solar WIMPs with AMANDA 2003: Thomas Burgess, Stockholm Solar WIMPs with AMANDA 2004-05: Alfio Rizzo Solar WIMPs with IC 2007-09: Gustav Wikstrom, Stockholm Earth WIMPs with AMANDA 2001-03: Anna Davour, Uppsala Earth WIMPs with AMANDA 2000-05: Ralf Ehrlich, UMD

33. Diffuse neutrinos • Neutrinos from the sum of all un-resolved sources in the universe (e.g. AGN) • Charm in the atmosphere, both a diffuse background and signal

34. Diffuse neutrinos working group: analyses and people Convenors: Gary Hill, UW, Spencer Klein, LBNL Muon neutrinos, IC9/22: Kotoyo Hoshina, UW Electron neutrinos, AMANDA 2001-05: Oxana Tarasova, DESY Muon neutrinos, AMANDA 2000-03: Jessica Hodges, Gary Hill, UW Electron neutrinos, IC 9/22: Bernhard Voigt, DESY, Dima Chirkin, LBNL EHE neutrinos, all-flavours, 2000-02: Lisa Gerhardt, UCI EHE neutrinos, all-flavours, 2003: Christin Burgess, Stockholm Johan Lundberg, Uppsala Muon neutrinos search from spectral unfolding, AMANDA 2000-03: Kirsten Muenich, Dortmund