Archived Seminars of 2014

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Archive 2014

 10 Jan. 2014 - 14:00
CFEL Colloquium: Intense ion and neutron beams from high contrast short pulse lasers
Speaker: Markus Roth, TU Darmstadt and GSI - Helmholtzzentrum für Schwerionenforschung
Location: DESY Hamburg, CFEL bldg. 99, seminar rooms I - III
16 Jan. 2014 - 10:00
CFEL Molecular Physics Seminar: Ionization of naphthalene molecules with strong femtosecond laser pulses: Information from photoelectron angular distributions in the molecular frame and the laboratory frame
Speaker: Henrik Stapelfeldt, Department of Chemistry, Aarhus University, Denmark
Location: DESY Hamburg, Seminar room I and II, CFEL building 99
17 Jan. 2014 - 14:00
PIER Photon Science Colloquium: The backside of graphene - functionalization and new compound materials
Speaker: Thomas Michely, II. Physikalisches Institut, Universität zu Köln
Location: DESY Hamburg, CFEL, Bldg. 99
20 Jan. 2014 - 15:00
Meshless Methods for Computational Fluid Dynamics
Speaker: Božidar Šarler, University of Nova Gorica & Institute of Metals and Technology
Location: DESY Hamburg, bldg 99 (CFEL), seminar room I
23 Jan. 2014 - 10:00
CFEL Molecular Physics Seminar, Structural chemistry and rotational spectroscopy: what's new?
Speaker: Alberto Lesarri, Faculdad de Ciencias, Universidad de Valladolid, Spain
Location: DESY Hamburg, Seminar room I and II, CFEL building 99
23 Jan. 2014 - 15:00
Disputation: "Dynamics of colloids in molecular glass formin liquids studied via X-ray photon correlation spectroscopy"
Speaker: Heiko Conrad
Location: DESY Hamburg, ZOQ Seminar Room, Building 90
23 Jan. 2014 - 16:00
Preisverleihung Bjørn H. Wiik Preis - Festkolloquium
Speaker: E. Elsen, H. Dosch
Location: DESY Hamburg, DESY Auditorium / Hörsaal
24 Jan. 2014 - 14:00
CFEL Colloquium: Theoretical understanding of ultrafast electron dynamics in model systems
Speaker: Tom Devereaux, Stanford Institute for Materials and Energy Sciences
Location: DESY Hamburg, SR I - III, Bldg. 99/CFEL
28 Jan. 2014 - 14:00
Recent developments in measuring few- to sub-femtosecond dynamics in molecules
Speaker: Jon Marangos, Blackett Laboratory, Imperial College, London, UK
Location: DESY Hamburg, CFEL Bldg. 99, seminar rooms I-III
28 Jan. 2014 - 15:30
CFEL Seminar: Attosecond-jitter mode-locked lasers and their microwave photonic applications
Speaker: Jungwon Kim, Korea Advanced Institute of Science and Technology, Daejeon
Location: DESY Hamburg, CFEL bldg. 99, seminar rooms I - III
06 Feb. 2014 - 15:00
CANCELLED - Nanoscale Probing of Interface Magnetoelectric Coupling using X- Ray Photons and Neutrons
Speaker: Edwin Fohtung, Los Alamos Neutron Scattering Center (LANSCE)
Location: DESY Hamburg, Building 25 f Room 456
10 Feb. 2014 - 15:00
Advanced SAXS tools in material science
Speaker: Sylvio Haas, MAX IV Laboratory / Lund University
Location: DESY Hamburg, Building 25 b / Room 109
12 Feb. 2014 - 13:00
The Role of Dynamic Effects in EUV Scattering from Rough Multilayers
Speaker: Anton Haase, Physikalisch-Technische Bundesanstalt (PTB), Berlin
Location: DESY building 99, CFEL, seminar room V
13 Feb. 2014 - 14:00
Confined Plasticity in Crystals and Amorphous Metals
Speaker: Robert Maaß, Universität Göttingen
Location: DESY Hamburg, Building 25 f Room 456
14 Feb. 2014 - 14:00
PIER Photon Science Colloquium: Nanocatalysis: The Shape of Things to Come
Speaker: Beatriz Roldan Cuenya, Department of Physics, Ruhr-University Bochum
Location: DESY Hamburg, CFEL, Bldg. 99
14 Feb. 2014 - 15:00
Disputation "From Atoms to Layers: Real-time in situ µGISAXS investigation of gold cluster growth kinetics during sputter deposition"
Speaker: Matthias Schwartzkopf, DESY FS-PE
Location: Fakultät für Mathematik, Informatik und Naturwissenschaften Fachbereich Chemie, Hörsaal B
20 Feb. 2014 - 10:00
CFEL Molecular Physics Seminar: High intensity and ultra-cold supersonic beams sources
Speaker: Uzi Even, Tel Aviv University, Israel
Location: DESY Hamburg, Seminar room I and II, CFEL building 99
20 Feb. 2014 - 10:15
In-situ X-ray Scattering in Microfluidic Devices
Speaker: Martin Trebbin, Universität Bayreuth
Location: DESY Hamburg, Building 25 f Room 456
20 Feb. 2014 - 13:30
Measuring Atomic Dynamics by Coherent X-ray Scattering
Speaker: Michael Leitner, TU München
Location: DESY Hamburg, Building 25 f Room 456
24 Feb. 2014 - 11:00
CUI seminar: Generation and applications of nonlinear-dispersive similaritons in fibers
Speaker: Aram Zeytunyan, Yerevan State University, Republic of Armenia
Location: DESY Hamburg, bldg. 99, room IV (O1.111)
03 Mar. 2014 - 10:00
Residual stress and microstructure analyses of Molybdenum and CuInS2
Speaker: Diana Thomas, MAX IV Laboratory | Lund University
Location: DESY Hamburg, Geb. 25b | Raum 235
03 Mar. 2014 - 13:00
CFEL-UX Seminar: Pushing limits in the mid-IR – high average power, few-cycle OPCPA and applications
Speaker: Michaël Hemmer, ICFO, Institute of Photonic Sciences, Barcelona
Location: DESY Hamburg, bldg. 99, seminar room IV
03 Mar. 2014 - 15:00
Application of Single Crystal Diamonds for X-Ray Optics
Speaker: S. Terentiev, Technological Institute for Superhard and Novel Carbon Materials, Troitsk, Moscow, Russia
Location: AER17, 5.16
18 Mar. 2014 - 11:00
Ultrafast Dynamics of Pseudogap States in Correlated Materials
Speaker: Giacomo Coslovich, Materials Sciences Division, Lawrence Berkeley National Laboratory
Location: DESY Hamburg, CFEL, SR IV, 01.111
18 Mar. 2014 - 15:30
Application of Pulsed Magnetic Fields for X-ray Spectroscopies and Neutron Diffraction
Speaker: Hiroyuki Nojiri, Institute for Materials Research, Tohoku University
Location: DESY Hamburg, Building 25b | Room 109
21 Mar. 2014 - 14:00
Extreme Ultraviolet Radiation with Coherence Time beyond 1 s
Speaker: Craig Benko, JILA, National Institute of Standards and Technology and University of
Location: DESY Hamburg, Building 99, seminar room I/II, Ground Floor
17 Apr. 2014 - 15:00
Layered organic/inorganic hybrids: Magnetism and dynamics
Speaker: Paul H.M. van Loosdrecht, University of Cologne & University of Groningen
Location: DESY Hamburg, CFEL/Bldg. 99 - SR I, II, III
23 Apr. 2014 - 10:00
Metal-Organic Frameworks: Discovery, Optimization, Characterization and Application
Speaker: Felicitas Niekiel, Christian-Albrechts-Universität zu Kiel
Location: DESY Hamburg, Bld. 1b / Room 1b
23 Apr. 2014 - 14:00
Synthesis of some mesostructured materials
Speaker: Olga Lorbeer, DESY
Location: DESY Hamburg, Bld. 1b / Room 3a
25 Apr. 2014 - 10:00
Structure? Property relationships for 1,7-diphenoxy-perylene bisimides.
Speaker: Ángel J. Jiménez Flores, Universität Würzburg
Location: DESY Hamburg, Bld. 1b / Room 5
25 Apr. 2014 - 14:00
Colloidal Nanocrystals and Nanowires: Synthesis, Processing and Device Fabrication
Speaker: Lokteva Irina, Centrum für Angewandte Nanotechnologie (CAN)
Location: DESY Hamburg, Gbd. 1b / Room 5
25 Apr. 2014 - 14:00
FERMI - The first X-UV Ray externally seeded FEL facility
Speaker: Luca Giannessi, FERMI@Elettra
Location: DESY Hamburg, CFEL Seminar Room I - III
30 Apr. 2014 - 14:00
PIER Photon Science Colloquium: Crystal growth on the nano-scale: in-situ probes for graphene, nanotube and –wire CVD
Speaker: Stephan Hofmann, University of Cambridge, UK
Location: DESY Hamburg, CFEL, Bldg. 99
07 May. 2014 - 15:30
X-Ray Bragg Projection Ptychography
Speaker: Nicolas Burdet, University College London
Location: DESY Hamburg, CFEL, seminar room IV
08 May. 2014 - 11:00
Element-Selective and Time-Resolved Magnetic Investigations in the Extreme Ultraviolet Range
Speaker: Patrik Grychtol, JILA and Department of Physics, University of Colorado
Location: DESY Hamburg, 99, Ground Floor, Seminar Room III
09 May. 2014 - 14:00
CFEL Colloquium: X-ray driven electron and ion dynamics in atomic and molecular clusters
Speaker: Ulf Saalmann, Max-Planck-Institute, Dresden
Location: DESY Hamburg, CFEL Bldg. 99, semiar rooms I-III, ground floor
16 May. 2014 - 14:00
PIER Photon Science Colloquium: Nanomembranes for Proteomics: Nanomechanical Mass Sensing of Proteins
Speaker: Robert Blick, Universität Hamburg
Location: DESY Hamburg, CFEL, Bldg. 99
23 May. 2014 - 10:00
PIER Photon Science Colloquium: Breaking Barriers with Maxwell's Demon
Speaker: Mark Raizen, The University of Texas at Austin, USA
Location: DESY Hamburg, CFEL, Bldg. 99
23 May. 2014 - 16:00
CUI seminar: Absorbers, filters, and local probes: the rapid development of terahertz metamaterials
Speaker: Andrew Strikwerda, Technical University of Denmark, Lyngby
Location: DESY Hamburg, CFEL-bldg. 99, seminar room II (EG.078)
02 Jun. 2014 - 10:00
Mode-Locked Fiber Lasers for Sensing Applications
Speaker: Shinji Yamashita, Research Center for Advanced Science and Technology (RCAST), University of Tokyo, Tokyo, Japan
Location: DESY Hamburg, building 99, ground floor, seminar room III
05 Jun. 2014 - 13:30
Master Optics, Matter and Plasma : Optics, from Science to Technology
Speaker: Mathieu Barachant
Location: DESY Hamburg, Bld. 25b / Room 235
06 Jun. 2014 - 14:00
CFEL Colloquium: Shining Light on Topological Insulators
Speaker: Nuh Gedik, Massachusetts Institute of Technology
Location: DESY Hamburg, CFEL, Seminar rooms I - III
06 Jun. 2014 - 14:00
Radiation damage in serial femtosecond macromolecular crystallography at the X-ray laser
Speaker: Karol Nass, Max Planck Institute for Medical Research, Heidelberg
Location: AER19 / 3.11
12 Jun. 2014 - 14:00
CFEL-UX Seminar: Linear electron acceleration in THz waveguides
Speaker: Emilio Nanni, Massachusetts Institute of Technology, USA
Location: DESY Hamburg, CFEL bldg. 99, SR II (EG.078)
13 Jun. 2014 - 14:00
PIER Photon Science Colloquium: Growing the best protein crystals ever?
Speaker: Elias Vlieg, Radboud University Nijmegen, The Netherlands
Location: DESY Hamburg, CFEL, Bldg. 99
17 Jun. 2014 - 13:30
Magnetoelectric Coupling Mechanisms in YMn2-xFexO5 and NdFe3(BO3)4 Revealed by Resonant X-ray Diffraction
Speaker: Sven Partzsch
Location: DESY Hamburg, Building 25b / Room 235
19 Jun. 2014 - 10:00
Electronic orderings in SCES: a scattering perspective on their role and length scale
Speaker: Mazzoli Claudio
Location: DESY Hamburg, Building 25f | Room 456
20 Jun. 2014 - 14:00
CFEL Colloquium: Nanoscopic photoelectron sources for the study of ultrafast structural dynamics
Speaker: Claus Ropers, University of Göttingen
Location: DESY Hamburg, CFEL, Bldg. 99, SR I-III
24 Jun. 2014 - 14:00
CFEL Colloquium: Fermi Surface and Pseudogap Evolution in a Cuprate Superconductor
Speaker: Jenny Hoffman, Harvard University
Location: DESY Hamburg, CFEL, Bldg. 99, SR I-III
25 Jun. 2014 - 13:00
CFEL-UX seminar: Precision experiments in strong-field and attosecond science
Speaker: David Kielpinski, Griffith University, Brisbane, Australia
Location: DESY Hamburg, CFEL bldg.99, SR IV (O1.111)
27 Jun. 2014 - 14:00
PIER Photon Science Colloquium: X-ray crystal optics: Shaping next generation research tools and sources
Speaker: Yuri Shvyd'ko, Argonne National Laboratory, Argonne, USA
Location: DESY Hamburg, CFEL, Bldg. 99
03 Jul. 2014 - 14:00
Using LCLS-based hard X-ray scattering and THz excitation to study switching dynamics of Phase-Change Memory materials
Speaker: Peter Zalden, Stanford Institute for Materials and Energy Sciences, SLAC, Menlo Park, CA
Location: AER 19, 3.11
04 Jul. 2014 - 11:30
Frequency Conversion Toward Extreme Ultraviolet Regime (XUV) in Coherently Prepared Medium
Speaker: Shrabana Chakraborty
Location: DESY Hamburg, SR, Ground Floor, Bld. 222
04 Jul. 2014 - 14:00
CFEL Colloquium: Nonlinear optics with ultra-broadband oscillators
Speaker: Uwe Morgner, Leibniz Universität Hannover
Location: DESY Hamburg, CFEL bldg. 99, seminar rooms I - III
11 Jul. 2014 - 10:00
Long range order in 3D nanoparticle assemblies
Speaker: Elisabeth Josten, JCNS-2/PGI-4, Forschungszentrum Jülich
Location: DESY Hamburg, BAH1 in bldg. 03
11 Jul. 2014 - 11:00
Matt Miller: Studying Structural Materials Using High Energy X-rays and Finite Elements
Location: DESY Hamburg, building 25 f | room 456
11 Jul. 2014 - 14:00
PIER Photon Science Colloquium: Earth and planetary interiors as seen by X-ray through diamond window
Speaker: Leonid Dubrovinsky, GeoInstitut Bayreuth
Location: DESY Hamburg, CFEL, Bldg. 99
15 Jul. 2014 - 15:00
Floquet topological phase transitions: Control of quantum matter by laser
Speaker: Takashi Oka, Dept. of Applied Physics, University of Tokyo
Location: DESY Hamburg, CFEL, Bldg. 99, SR IV
16 Jul. 2014 - 16:00
Adsorption and reactions under graphene on Ir(111)
Speaker: Elin Grånäs, Lund University
Location: DESY Hamburg, Bldg. 03, Room 107
17 Jul. 2014 - 14:00
Untersuchung der Dynamik martensitischer Phasenumwandlungen mittels Röntgenstrahlung
Speaker: Tobias Fröhlich, RWTH Aachen
Location: DESY Hamburg, Bld. 25b / Room 235
25 Aug. 2014 - 13:00
LCLS approach to the planning of instrumentation projects
Speaker: Paul Montanez, LCLS
Location: Albert-Einstein-Ring 19, 3.11 (AER19)
28 Aug. 2014 - 14:00
Punching holes in cells - how members of the perforin-like superfamily function in immune defense and fruit-fly development
Speaker: James Whisstock, Monash University
Location: DESY Hamburg, building 99, Seminar Room I-III
04 Sep. 2014 - 14:00
CUI seminar: Broadband isolated attosecond pulse generation and characterization
Speaker: Kun Zhao, University of Central Florida, Orlando, USA
Location: DESY Hamburg, CFEL bldg. 99, SR III (EG.080)
06 Oct. 2014 - 14:00
UHI Lasers, Free Electrons Lasers and Secondary sources : spots on the ongoing R&D activity in CEA-Saclay
Speaker: David Garzella, CEA/IRAMIS/LIDyL
Location: DESY Hamburg, 222.EG.013 (next to building 25b)
13 Oct. 2014 - 13:00
CFEL-UX Seminar: Few cycle pulses at high repetition rates: applications in attosecond physics
Speaker: Federico Furch, Max Born Institute, Berlin
Location: DESY Hamburg, CFEL bldg. 99, seminar room IV (O1.111)
16 Oct. 2014 - 11:00
"Functional thin films and nanoparticles: science and developments at P02.1"
Speaker: Ann-Christin Dippel
Location: DESY Hamburg, Geb. Bldg. 25B / Room 235
16 Oct. 2014 - 14:00
"Advanced X-Ray Waveguide Optics"
Speaker: Chen Hsin Yi
Location: DESY Hamburg, Geb./Bldg. 25B/ R, 235 Room 235
17 Oct. 2014 - 11:00
In situ x-ray scattering studies on ultra-thin oxide films
Speaker: Florian Bertram
Location: DESY Hamburg, Geb./Bldg. 25F R. Room 456
17 Oct. 2014 - 14:00
PIER Photon Science Colloquium: X-ray microscopy: Sharp views into the nanocosmos
Speaker: Christian Schroer, DESY/Universität Hamburg
Location: DESY Hamburg, CFEL, Bldg. 99
17 Oct. 2014 - 14:00
X-ray diffraction analysis of carbon contaminated Bi2Se3 (0001) surface
Speaker: Roy Sumalay
Location: DESY Hamburg, Geb./Bldg. 25B / R. Room 235
24 Oct. 2014 - 14:00
CFEL Colloquium: Dynamics and reactivities of controlled molecules
Speaker: Jochen Küpper, CFEL, DESY and University of Hamburg, Germany
Location: DESY Hamburg, CFEL bldg. 99, seminar rooms I-III, ground flour
29 Oct. 2014 - 15:00
Experimental Endstations for Research of Molecular, Biomedical and Material Sciences at ELI Beamlines - Current Status
Speaker: Martin Precek
Location: DESY Hamburg, Bld222 / R. 013
29 Oct. 2014 - 16:00
Stimulated X-Ray Raman Scattering with Free-Electron Laser Sources
Speaker: Nina Rohringer, CFEL
Location: AER19, Room 3.11
30 Oct. 2014 - 17:00
Jentschke Lecture 2014 - DESY and Life’s Vital Bonding Machinery
Speaker: Ada Yonath, Department of Structural Biology, Weizmann Institute of Science
Location: DESY Hamburg, DESY Auditorium
31 Oct. 2014 - 13:30
PIER Photon Science Colloquium: Deciphering molecular virus-host interactions by an integrated structural cell biology approach
Speaker: Kay Grünewald, University of Oxford, UK and CSSB, Hamburg, Germany
Location: DESY Hamburg, CFEL, Bldg. 99
31 Oct. 2014 - 15:00
PIER Photon Science Colloquium: Probing atomic orbitals in heavy-fermion compounds with X-rays
Speaker: Andrea Severing, Universität zu Köln
Location: DESY Hamburg, CFEL, Bldg. 99
04 Nov. 2014 - 11:00
CFEL UX-Seminar: Relativistic laser-matter interactions explored with the PW Ti:Sapphire laser at CoReLS
Speaker: Chang-Hee Nam, Gwangju Institute of Science & Technology (GIST), Korea
Location: DESY Hamburg, CFEL-bldg. 99, SR III (EG.080)
07 Nov. 2014 - 14:00
CFEL Colloquium: Ab initio simulation of photon-matter interactions: non equilibrium dynamical processes within QED-TDDFT
Speaker: Angel Rubio, MPI for the Structure and Dynamics of Matter
Location: DESY Hamburg, CFEL, SR I, II, III
11 Nov. 2014 - 14:00
Time-resolved X-ray diffraction at high repetition rates
Speaker: Peter Gaal, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH
Location: DESY Hamburg, SemR. 109 in bldg. 25b
12 Nov. 2014 - 19:00
50 Jahre schnelle Teilchen in Hamburg: Das Spiel der Atome in Materie – Forschung mit Synchrotronlicht
Speaker: Jochen Schneider, Deutsches Elektronen-Synchrotron DESY
Location: DESY Hamburg, Auditorium
13 Nov. 2014 - 13:00
Modulation of interface of metal oxide and semiconductive organic polymers using atomic layer deposition
Speaker: Young Dok Kim, Dept. of Chemistry, Sungkyunkwan University, Suwon, Rep.of Korea
Location: DESY Hamburg, CFEL bldg. 99, SR IV
14 Nov. 2014 - 14:00
PIER Photon Science Colloquium: Angular momentum resolved photoemission in one step: Recent developments in theory
Speaker: Hubert Ebert, Ludwig-Maximilians-Universität München
Location: DESY Hamburg, CFEL, Bldg. 99
14 Nov. 2014 - 15:30
Ultrafast Momentum Spectroscopy in Strong-Field and XUV Single-Photon Ionization
Speaker: Robert Boge, ETH Zurich Switzerland
Location: DESY Hamburg, 222.EG.013
18 Nov. 2014 - 11:00
CFEL UX Seminar: Ultrashort laser pulses from optical parametric amplifiers and oscillators
Speaker: Tino Lang, Institut für Quantenoptik, Leibniz Universität Hannover
Location: DESY Hamburg, Bldg. 48e (EMBL), seminar room
18 Nov. 2014 - 14:30
MPSD seminar: Electronic structure of low dimensional materials: from graphene to magnetic nanostructures
Speaker: Tim Wehling, Institut für Theoretische Physik, Universität Bremen
Location: DESY Hamburg, CFEL, SR I, ground floor
21 Nov. 2014 - 14:00
CFEL Colloquium: Transforming and cloaking
Speaker: Martin Wegener, Karlsruhe Institute of Technology (KIT)
Location: DESY Hamburg, CFEL-bldg. 99, SR I-III
24 Nov. 2014 - 17:00
The Structural Basis of Modular Microbial Metabolism
Speaker: Cheryl Kerfeld, Lawrence Berkeley National Lab/Michigan State University
Location: DESY Hamburg, CFEL, Bldg. 99
25 Nov. 2014 - 10:00
Two-photon double ionization of noble gases: First applications of the High intensity HHG beamline at Lund Laser Center
Speaker: Bastian Manschwetus, Lund University, Sweden
Location: DESY Hamburg, CFEL Building, Ground Floor, SR II
25 Nov. 2014 - 17:15
GRK Colloquium/CFEL-UX Seminar: Ultrafast optical frequency comb: classical and quantum noise studies
Speaker: Nicoloas Treps, Laboratoire Kastler Brossel, Université Pierre et Marie Curie
Location: DESY Hamburg, ILP, bldg. 69, seminar room
28 Nov. 2014 - 14:00
PIER Photon Science Colloquium: New Concepts of Parallel Data Acquisition in Photoemission and Spin Detection
Speaker: Gerd Schönhense, Johannes Gutenberg-Universität Mainz
Location: DESY Hamburg, DESY Auditorium, Bldg. 05
02 Dec. 2014 - 14:00
MPSD seminar: Spin-orbit induced novel states Mott insulators
Speaker: George Jackeli, University of Stuttgart & MPI for Solid State Research
Location: DESY Hamburg, CFEL, SR IV, 01.111
03 Dec. 2014 - 19:00
Jahr der Kristallographie 2014: Von den Anfängen der kristallographischen Strukturbestimmung bis heute
Speaker: Edgar Weckert, DESY
Location: DESY Hamburg, Auditorium
05 Dec. 2014 - 14:00
CFEL Colloquium: Making attosecond pulses: a serendipitous tale
Speaker: Ken Schafer, Department of Physics and Astronomy, Louisiana State University, USA
Location: DESY Hamburg, CFEL bdlg. 99, seminar rooms I-III. ground floor
11 Dec. 2014 - 10:00
Terahertzgeneration durch Interferenzanregung mit Femtosekunden Laserimpulsen
Speaker: Louise Niemeyer
Location: DESY Hamburg, Bldg. 25B / R. 235
12 Dec. 2014 - 14:00
PIER Photon Science Colloquium: Breaking Barriers with Maxwell's Demon
Speaker: Mark Raizen, The University of Texas at Austin, USA
Location: DESY Hamburg, CFEL, Bldg. 99
19 Dec. 2014 - 14:00
Phase retrieval in high dimensions
Speaker: Stefano Marchesini, LBNL, Berkeley
Location: DESY Hamburg, DESY bldg. 99, CFEL, seminar room I-III