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Atsuto Suzuki (KEK) NO-VE Venice, April 18, 2008

Long Range Plans and Views in KEK. KEK Project Roadmap. Atsuto Suzuki (KEK) NO-VE Venice, April 18, 2008. Outline. Background for Requiring Roadmap Roadmap for coming 5-year Plans Summary of Roadmap. Background for Requiring Roadmap. J-PARC in Tokai.

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Atsuto Suzuki (KEK) NO-VE Venice, April 18, 2008

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  1. Long Range Plans and Views in KEK KEK Project Roadmap Atsuto Suzuki (KEK) NO-VE Venice, April 18, 2008

  2. Outline • Background for • Requiring Roadmap • Roadmap for coming 5-year Plans • Summary of Roadmap

  3. Background for Requiring Roadmap

  4. J-PARC in Tokai B-Factory ILC Test Facility STF LHC at CERN ATF KEK Current Projects Photon Factory

  5. operation & upgrade Photon Factory ERL R&D Timeline of Current Projects 2007 2008 2009 2010 2011 2012 operation m & n K & n J-PARC construction KEKB : 1 (ab)-1 1st results operation LHC TDP1 TDP2 ILC R&D

  6. Underlying Concept of Long Range Views in KEK ① We humans have long been obsessed with four great questions: the nature of matter, the origins of the Universe, the nature of Life, the workings of mind. Herbert A. Simon Nobel Laureate in Economics from the Lecture in 1986

  7. Underlying Concept of Long Range Views in KEK ② Thousands (103) Improvements : Beam • Energy Up • Power Up • Size Resolution Up • Time Resolution Up

  8. PeV Accelerator Table-top X-ray FEL PeV=1015 eV “ New paradigm” Leptogenesis SUSY breaking Extra dimension Dark matter Supersymmetry 1000 times higher energy 100 GV/m 3rd-generation Synchrotron Light Source TeV=1012 eV Plasma Acceleration Technology “Standard model” Higgs Quarks Leptons 8

  9. 100 MW Beam Power Nuclear waste processing (Nuclear transmutation) Neutrino Factory 1000 times more powerful beam Brighter neutron source Muon Collider Neutrino Factory J-PARC Super-conducting Accelerator Technology Linear Collider 100 kW Beam Power

  10. Hydrogen bond Nucleotide X-rays 1000 times higher spatial resolution 100 pico meter nm beam handling Ribosome Clathrin Adapter proteins Kinesin & microtubule nm beam focusing Pd nanocluster Catalysis Chemistry Ribosome 100 nano meter Sub-cellular events Nano beam Technology Cellular events

  11. Ribosome 1 fs = 10-15 s Energy Recovery Linac Photon Factory Tera Hertz Coherent Light Source Rhodopsin ~200 fs 1000 times shorter time resolution Dynamics of Molecules Transient Phenomena of Materials Photo-switching of metal-to-insulator Femto-sec (Ultra Short Pulses) Beam Technology 1 ps = 10-12 s

  12. Long Range Views & Timeline of Projects Roadmap Task Force in July 2007 • Coming 5-year plans • of KEK projects

  13. Roadmap for coming 5 - year Plans

  14. High Energy Physics in the Next Decade LHC Energy frontier experiments LHC, ILC, … KEKB upgrade Higgs, SUSY, Dark matter, New understanding of space-time… ILC B Factories, LHCb, K exp., nEDM etc. CP asymmetry, Baryogenesis, Left-right symmetry, New sources of flavor mixing… New particles and new interactions Three approaches to New Physics n exp., m LFV, t LFV, gm-2, 0nbb… Lepton physics Quark flavor physics Neutrino mixing/masses, Lepton number non-conservation… J-PARC, Project-X

  15. Roadmap - High Energy Physics - Energy Frontier ILC R&D Construction Experiment • Highest priority is given to ILC • Before ILC, promote flavor physics at KEKB and J-PARC • Action before the ILC approval • ILC R&D • Completion/commissioning of J-PARC • Considering the world competition, it is urgent to improve neutrino intensityfor T2K • Continuation of KEKB/Belle with upgrade LHC Flavor Physics at Luminosity/Intensity Frontier , K, ,... at J-PARC b, c, ,... with upgraded- KEKB/Belle

  16. ILC R&D • R&D Items • Precise beam handling • in ATF • Superconducting RF • in STF

  17. ATF : Accelerator Test Facility ATF DR ATF Linac Diagnostic line for the extracted low emittance beam ATF2: Realization of the nanobeam (beam commissioning : October 2008)

  18. DR-BPM upgrade for more low emittance ILC-like bunch extraction (KEK, SLAC) (FNAL, SLAC) Fast kicker development Laser-wire monitor (KEK, LLNL, DESY) (RHUL)

  19. ATF2 Beam Line • Miniature of ILC BDS (same optics as ILC) • ~35 nm beam size with a few nm stabilization • >100 participants from ~25 institutes ATF2 beam line: under construction Commissioning : In October 2008

  20. TESLA-type cavity Low-loss cavity STF R&D Menu Phase 1 (2005 -2008) for quick startup of ILC SCRF, infra-structure development subdivided to Phase 0.5 : 1 cavity in each short cryostat (cool down:Oct.2007&Feb.2008) Phase 1.0 : 4 cavities in each short cryostat (2008) Phase 1.5 : replacement of cavities by improved gradient one (2008-2009) Phase 2 (2008 - 2010) develop ILC Main Linac RF unit start design Apr. 2008, fabrication in 2009 and 2010, commissioning in 2011 Phase 3 (2009 - 2013) Industrialization of ILC Main Linac component develop industrialization technology in 2009 and 2010, fabrication of one more RF unit by the developed mass-production technology GDE S0 task (2006 - 2009) in parallel to phase 1, 2 develop ILC performance cavity (35MV/m, 90% yield)

  21. R&D on cavity and cryomodule Four cavities in assembly STF vertical test stand construction One cavity cool-down test Gradient test of Ichiro #5 cavity at Jlab

  22. STF underground tunnel Cold Box Waveguide connections Valve Box Tunnel length 92m width 5m height 5m Test starts soon ! Connected Short Cryomodules

  23. US Germany CERN in 2009 KEKB Upgrade SCC RF(HER) 8 GeV e- 3.5 GeV e+ ARES(LER) Ares RF cavity e+ source Peak Luminosity Trends in the last 30 Years Integrated Luminosity 763/ｆｂ (December ‘07) goal : 1 (ab)-1

  24. 22 mrad. crossing crab crossing Double More by Crab Cavities Installed in the KEKB tunnel. (February 2007) Electron Ring Positron Ring

  25. B0J/yKS Achievement of B Factories Quantitative confirmation of the KM model Belle, July 05 B0J/yKS Discovery of CP violation in BB system Af ~ 0 Sf = 0.652±0.039±0.020 Belle, July 05 Violation of CP symmetry !

  26. Other Highlights Many new resonances Evidence forBgtn AFB in BgK*l+l- X(3872) Z(4430) Belle, 2005 SM D0-D0 mixing Bgdg transition BgD*tn

  27. Possible Hints for New Physics in Flavor Decays Opposite CP asymmetry between B0 and B± Anomalous CPV in b→s transition? Standard Model X(3872) Z(4430) Kobayashi quark lepton SM Small inconsistency in the unitarity triangle? Standard Model Unexpectedly large D0D0 mixing Bgdg transition BgD*tn Standard Model Theoretical calculations using Vub, Dmd,eK Masukawa Strong Motivation for KEKB Upgrade Direct measurement x=(0.97±0.29)%, y=(0.78±0.19)%

  28. KEKB Upgrade : SuperKEKB • Asymmetric energy e+e- collider at ECM=m((4S)) to berealized by upgrading the existing KEKB collider. • Initial target: 10×higher luminosity21035/cm2/sec •  210 9BB and t+t- per yr. • Final goal: L=81035/cm2/sec and ∫L dt = 50ab-1 Belle with improved rate immunity New IR with crab crossing and smaller by* Crab cavity 8GeV e- 3.5GeV e+ More RF for higher beam current New beam-pipes with ante-chamber Si vertex detector with very short strips Damping ring for e+ Background tolerant small cell drift chamber beam Faster calorimeter with wave form sampling and pure CsI SR after 3 year shutdown

  29. Major Achievements Expected at SuperKEKB Case 1: All Consistent with Kobayashi-Maskawa Theory Search for New CP-Violating Phase in bgs with 1 degree precision CKM Angle Measurements with 1 degree precision Discovery of BgKnn Discovery of Bgmn Discovery of New Subatmic Particles Discovery of T Violation in BgLpp sin2qW with O(10-4) precision |Vub| with 5% Precision Observations with U(5S), U(3S) etc. Discovery of BgDtn Discovery of CP Violation in Charged B Decays “Discovery” with sigfinicance > 5s

  30. Major Achievements Expected at SuperKEKB Case 1: All Consistent with Kobayashi-Maskawa Theory Case 2: New Physics with Extended Flavor Structure Search for New CP-Violating Phase in bgs with 1 degree precision Discovery of Lepton Flavor Violation intgmgDecays# CKM Angle Measurements with 1 degree precision Discovery of BgKnn Discovery of Bgmn Discovery of New Right-Handed Current in bgs Transitions # Discovery of New Subatmic Particles Discovery of T Violation in BgLpp Discovery of New CP Violation inB0gfK0Decays# sin2qW with O(10-4) precision |Vub| with 5% Precision Observations with U(5S), U(3S) etc. Discovery of BgDtn Discovery of CP Violation in Charged B Decays “Discovery” with sigfinicance > 5s # SUSY GUT with gluino mass = 600GeV, tanb = 30

  31. Search for Higgs and physics beyond Standard Model (SUSY…) • 14 TeV pp collisions with L=1034cm-2s-1 and heavy-ion collisions. • 4 major experiments: ATLAS, CMS, ALICE and LHCb • Construction 1994-2008, Start operation in 2008, Cost: ~5B$, LHC Project International Collaboration on LHC by Japan Accelerator Experiments ATLAS (7%) and ALICE Central Solenoid Japan announced to support LHC in 1995 Total financial contribution ~160 M$ 980 modules of Silicon tracker 1050 muon TGC chambers + most of trigger electronics physics data analysis with Tier-2 center at U. Tokyo KEK delivered 16 focusing quads.

  32. LHC luminosity upgrade plan • Phase I upgrade (2012) • - go up to L  21034 cm-2 s-1 • - no detector upgrade • - new IR triplet with 130mm aperture Phase II upgrade (2016) - go up to L  101034 cm-2 s-1 - with major detector and injector upgrade - scenario I : push to b* down 14 cm with Nb3Sn/Nb3Al triplet magnets. - scenario II : with large Piwinski angle and ultimate bunch charge of 4.71011 - total cost ~1.2 BCHF including detector upgrades (ATLAS only ~210 MCHF) Current activities for LHC upgrade by Japanese groups - Accelerator : Started R&D of Nb3Al conductor for high field magnets. - ATLAS : Started R&D of Silicon-strip detector under ATLAS upgrade organization.

  33. PF：2.5GeV, 450mA PF-AR:6.5GeV, 50mA : Single Bunch Photon Factory 60stations : active

  34. Light Source (According to the JSSRR recommendation)5 GeV ERL is one of the most promising next generation machines Science opportunity complementary to XFEL Roadmap - Material and Life Science - • Action before the ERL approval • Construct a compact ERL as the • prototype and a THz light source ERL : Energy Recovery Linac Compact ERL: 200 MeV

  35. (brilliance : photons/mm2/mrad2/0.1%/s @ 10 keV)

  36. Roadmap - J-PARC - • J-PARC • Highest priority is the successful commissioning • Action after commissioning • Present upgrade plan + new proposals/ideas • Master plan beyond Phase-I is to be defined, based on the existing upgrade plan and new proposals. • Considering the world competition, it is urgent to improve neutrino intensity (from High Energy Physics)

  37. Status of J-PARC 50 GeV beam test in December 2008 Linac succeeded in 181 MeV acceleration in Jan. 2007 3 GeV RCS beam commissioning succeeded in Nov. 2007 Hadrons in 2009 50 GeV MR in 2008 MLF Neutrinos in 2009 RCS Linac

  38. Linac Energy Upgrade 200 MeV  400 MeV

  39. Neutrino Intensity Upgrade BeamIntensity Ｔ２Ｋ Upgrade (2009~) Tech. Choice v Liq. Ar water C Large det. Construction Far Detector Dream Scenario Discovery ne app. Ｔ２Ｋ (２００９~) Neutrino & Anti-Neutrino meas. CPV search Proton decay

  40. Summary of Roadmap

  41. upgrading to Super-KEKB operation & upgrade Photon Factory continue R&D of compact ERL ERL R&D KEK Roadmap : Summary 2007 2008 2009 2010 2011 2012 operation m & n K & n J-PARC construction power upgrade KEKB : 1 (ab)-1 1st results operation LHC LHC upgrade TDP1 TDP2 ILC R&D Intensive R&D

  42. nightmare upgrading to Super-KEKB operation & upgrade Photon Factory continue R&D of compact ERL ERL R&D KEK Roadmap : Summary 2007 2007 2008 2009 2010 2011 2012 Estimation for 5 year plan operation m & n K & n J-PARC construction • first class : 720 M$ power upgrade KEKB : 1 (ab)-1 • business class : 530 M$ sleepless-nights • economy class : 370 M$ 1st results operation continue R&D LHC LHC upgrade TDP1 TDP2 salary and operation (PF & J-PARC) : not included ILC R&D Intensive R&D

  43. Roadmap Review Committee in March 2008 Young Kee Kim (Fermilab), Rolf Heuer (Desy), John Ellis (CERN), Jonathan Rosner (Chicago), Maury Tigner (Cornell), Satoshi Ozaki (BNL), Jean Zinn-Justin (Saclay)・・・・・・・・

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