Research at DESY Th Naumann Thomas Naumann ACAT

Research at DESY Th. Naumann Thomas Naumann ACAT 05 23. 05. 2005 1

Thanks … Thomas Naumann ACAT 05 23. 05. 2005 2

Research at DESY Staff: 1150 Budget: 158 M€ Hamburg/Zeuthen ~ 10/1 · Particle Physics HERA Astro-Particle Physics ILC · Synchrotron Radiation PETRA 3 Thomas Naumann VUV-FEL ACAT 05 23. 05. 2005 XFEL 3

DESY at Zeuthen • Particle Physics Experiments H 1+HERMES at HERA • Theoretical Physics Lattice supercomputing • ILC Project physics + detector studies • Particle-Astrophysics Baikal, AMANDA, Ice. Cube high energy cosmic neutrinos • Accelerator R&D develop components for VUV-FEL + XFEL • PITZ: Photo Injector Test Facility Zeuthen Thomas Naumann ACAT 05 • Zeuthen well integrated in DESY • rich program with specific flavors 23. 05. 2005 4

HERA • lumi upgrade: background conditions + stability improved • 2004: 91 pb-1 highest lumi/year delivered so far • 2005: 90 pb-1 by now, >1 pb-1 /day, ~150 pb-1 expected polarization 25 -45% • HERA end mid-2007: ~700 pb-1 totally, about equally e+ and e. Thomas Naumann ACAT 05 23. 05. 2005 5

Strong coupling αS as (MZ) = 0. 1182 ± 0. 0027 need ~1% precision from theory ! Thomas Naumann ACAT 05 23. 05. 2005 6

Loops+Legs 2004 b 1 1974 b 0 1973 b 2 1981 T. Jones Liverpool D. Gross Kavli Inst. O. Tarasov DESY Thomas Naumann ACAT 05 23. 05. 2005 b 3 1997 J. Vermaseren NIKHEF 7

QCD Perturbation Theory 1 -2 -3 Loops: Next-to-Leading Order: 1 2 – splitting functions – anomalous dimensions – coefficient functions ~ 10. 000 Feynman Diagrams : 3 > 100. 000 Integrals … Thomas Naumann S. Moch et al. , The QCD Splitting Functions At Three Loops, Nucl. Phys. Proc. Suppl. 135: 137 -146, 2004. hep-ph / 0403192 + 0404111. M. Czakon, Kovalevskaya Preis 2004. ACAT 05 23. 05. 2005 8

Lattice QCD APE Lattice Computers • simulate QCD on a lattice : L a L/a=16, 32, … • degrees of freedom: Color, Flavor, Quark Masses APENext at DESY Zeuthen 2005/6: 3 TFlops Thomas Naumann δαS/αS = 1% ACAT 05 23. 05. 2005 ok with expt. + 3 -loop 10

High Performance Computing strategy group of Helmholtz institutes DESY, GSI, AWI, DLR, FZJ, FZK • needs of diff. communities: LQCD, astrophysics, biophysics, chemistry, climate • FZJ-NIC HGF-HPC German European ? • general vs dedicated machines • large vs topical centres Thomas Naumann ACAT 05 23. 05. 2005 11

Neutrino Astro-Physics Ice. Cube 1 km 3 Antarctic Ice watched by PM’s Thomas Naumann ACAT 05 23. 05. 2005 12

Neutrino Astro-Physics Amanda: Thomas Naumann many new results - sensitivity gets interesting ACAT 05 23. 05. 2005 13

Ice. Cube: Neutrino Astrophysics First string deployed DOM Module Production 2450 m deep in Antarctic ice in January 05. 1300 of 60 x 80 = 4800 modules assembled at DESY Zeuthen. also: simulation, reconstruction, analysis Thomas Naumann ACAT 05 23. 05. 2005 14

ILC: Global Design Initiative Aug. 2004: ITRP selected cold technology for future LC Nov. 2004: ILC workshop ~220 accelerator experts from all 3 regions 27 European institutions 1. 1. 2005: 27 EU nations start EUROTe. V budget ~9 M€ Thomas Naumann ACAT 05 23. 05. 2005 16

HERA-LHC-ILC DESY participation at the LHC: the bridge from HERA to the ILC Thomas Naumann DESY: LHC Grid Tier-2 centre DESY-CERN contacts ACAT 05 23. 05. 2005 start 17

Synchrotron Radiation use different features of laser in • Atomic and molecular physics • Biology • Chemistry • Material science • High field and plasma physics to produce • movies of chemical reactions • real-time studies of formation of condensed matter • imaging of bio-molecules with atomic resolution Thomas Naumann ACAT 05 23. 05. 2005 18

VUV-FEL Thomas Naumann ACAT 05 23. 05. 2005 19

VUV-FEL 2005: start of user running RF gun Laser 4 Me. V accelerator modules bunch compressor 150 Me. V 450 Me. V E = 250 -1000 Me. V collimator l = 24 -6 nm undulators bypass 1000 Me. V FEL experimental area Wire scanner: 7 stations in undulator region built in Zeuthen Gun: optimized in Zeuthen - good emittance Thomas Naumann ACAT 05 23. 05. 2005 21

PETRA III super-brilliant Synchrotron Light Source 25. 11. 2004: 134 M€ allocated by BMBF, German Ministery of Science July 2007: take over PETRA from HERA Thomas Naumann ACAT 05 23. 05. 2005 22

XFEL Endorsed by STI Thomas Naumann ACAT 05 23. 05. 2005 23

European XFEL • Feb. 2003: German govt. : XFEL as European project Cost: 684 M€ (2000) 50% Federal govt. + ~10% from Länder HH + Schleswig-Holstein + ~40% from European Partners • Mar. 2005: Mo. U for project preparation signed by 10 EU countries: CH, DE, DK, ES, F, GR, IT, PL, UK, SE • Jan. 2005: Interim Report of Scientific and Technical Issues Working Group on European XFEL Lab in Hamburg Cost incl. R&D, escalation to 2012, contingency: 908 M€ • May 2005: Start of Plan Approval Procedure Thomas Naumann ACAT 05 23. 05. 2005 24

XFEL Campus Thomas Naumann ACAT 05 23. 05. 2005 25

Synergy ILC XFEL industrial cavity production operate+commission VUV-FEL and XFEL Thomas Naumann ACAT 05 23. 05. 2005 26

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ACAT 05 Berlin Trip + Banquet LOC/IAC Welcome Thomas Naumann ACAT 05 23. 05. 2005 30

Physics in Berlin • talk by S. Brandt, Thursday 16 h • World Year of Physics: Einstein exposition Kronprinzenpalais Unter den Linden Thomas Naumann ACAT 05 23. 05. 2005 31

Dinner + Boat Trip to Berlin Ratskeller Köpenick Thursday 17. 30 -22. 30 h Captain of Köpenick Thomas Naumann ACAT 05 23. 05. 2005 32

Future of ACAT IAC meeting Wednesday 19 h at Königliches Schloßrestaurant in the Kavalierhäuser Thomas Naumann of Schloß Königs Wusterhausen ACAT 05 23. 05. 2005 33