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Electron- and Photo-Induced Processes
International Symposium on Ultrafast Accelerators for Pulse Radiolysis
Brookhaven National Laboratory, Long Island, New York, Chemistry Building, Hamilton Seminar Room
Agenda
Friday, June 25, 2004 |
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| 5:00–9:30 pm | Arrival and check-in. |
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|
| 8:00 am | Breakfast and poster set-up |
| 8:20 | Introductory remarks (J. F. Wishart, J. R. Miller) |
| Session I: Ultrafast radiolysis facilities: Photocathode systems (Including accelerator system designs and design considerations for pulse radiolysis) |
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| 8:30 | The Brookhaven LEAF pulse radiolysis facility, James Wishart, BNL |
| 8:55 | Design and construction of the ultrafast pulse radiolysis system at NERL, University of Tokyo, Yusa Muroya, University of Tokyo |
| 9:20 | The ELYSE facility, Hugues Monard, Univ. de Paris-Sud, Orsay |
| 9:45 | Recent status of the linac facility at Osaka University, Akinori Saeki, Osaka University |
| 10:10 | Refreshment break |
| 10:30 | Development of high charge, short pulse photocathode accelerator systems, Anthony Favale, Advanced Energy Systems |
| 10:50 | High quality beams at Waseda Univ. and Sumitomo Heavy Industries, Ltd., Yosuke Katsumura, University of Tokyo |
| 11:10 | A new ultrashort laser/electron pulse facility for the study of charge and exciton dynamics in functional materials, Laurens Siebbeles, Optoelectronic Materials Section, DelftChemTech, Technical Univ. of Delft |
| 11:30 | Experimental detection systems at the LEAF facility, Andrew Cook, BNL |
| 12:10 | Lunch |
| Session II: Ultrafast radiolysis facilities: Terawatt laser systems | |
| 1:30 pm | The Terawatt Ultrafast High Field Facility: using photons to accelerate electrons, Robert Crowell, Argonne National Laboratory |
| 1:55 | Laser plasma cathode by a 12 TW, 50 fs laser and its application to radiation chemistry, M itsuru Uesaka, University of Tokyo |
| Session III: Experimental detection systems for pulse radiolysis and other applications | |
| 2:20 | Application of the ultrafast pulse radiolysis system at NERL, Mingzhang Lin, University of Tokyo |
| 2:45 | Beam application to nanotechnology based on subpicosecond pulse radiolysis, Seiichi Tagawa, Osaka University |
| 3:10 | Refreshment break |
| 3:30 | The very first experiments on the ELYSE picosecond electron accelerator, Jean-Louis Marignier, Univ. de Paris-Sud, Orsay |
| 3:55 | Frequency-domain “single-shot” ultrafast transient absorption spectroscopy using chirped laser pulses, Ilya Shkrob, Argonne National Laboratory |
| 4:20 | Group Photo and Laser-Electron Accelerator Facility (LEAF) tour |
| 6:00 | Dinner: American-style backyard summer cookout |
| 7:30–9:00 pm | Session IV: Posters, Chemistry Building Lunchroom |
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| 8:00 am | Breakfast |
| Session V: Experimental applications of ultrafast pulse radiolysis | |
| 8:30 | Fast pulse experiments on molecular processes in organic ions, J. R. Miller, BNL |
| 8:55 | Spur kinetics in water using the Argonne linac, David Bartels, Notre Dame Radiation Laboratory |
| 9:15 | Picosecond radiolysis and photolysis at Saclay, S. Pommeret, DRECAM, Commissariat ˆ l'Energie Atomique, Saclay |
| 9:35 | Probing high local concentrations in track structure of high LET radiolysis, Gérard Baldacchino, DRECAM, Commissariat ˆ l'Energie Atomique, Saclay |
| 9:55 | Radiation chemistry research at Pune University, K. Kirankumar Sharma |
| 10:15 | Femtochemistry of little men, Ortwin Brede, University of Leipzig |
| 10:25 | Refreshment break |
| Session VI: Technical Roundtable part 1 (operating experiences, problems and solutions) A 5-minute presentation of each technical issue will be followed by open discussion. Each topic will be given up to 30 minutes total. Participants are encouraged to contribute their own overheads or PPT files. J. Wishart's roundtable slides |
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| 10:40 | Photocathodes (types, efficiency, lifetime, behavior, saturation, special considerations) M. Uesaka's photocathode slides |
| 11:10 | Pulse width measurement and control (real-time, non-destructive) M. Uesaka's pulse width slides |
| 11:40 | Temperature control for systems that are frequently cycling on and off, power dissipation M. Uesaka's temperature slides |
| 12:10 | Lunch (note – only 50 minutes) |
| Session VII: Technical Roundtable part 2 (operating experiences, problems and solutions) | |
| 1:00 | Real-time automated control of laser and accelerator performance |
| 1:30 | Detection schemes for T3 radiolysis |
| 2:00 | Other topics suggested by participants |
| 2:30 | Refreshment break |
| Session VIII: Tours of closely-related BNL accelerator facilities | |
| 3:00 pm | Tour of the Accelerator Test Facility (ATF), Takahiro Watanabe, BNL |
| 4:00 | Tour of the Deep-Ultraviolet Free Electron Laser Facility (DUVFEL), Xijie Wang, BNL |
| 5:00 | End of tour. |
|
|
| (Participants should obtain breakfast at the Berkner Hall Cafeteria.) Session IX: Symposium Summary and Future Plans |
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| 8:30 | Conference Summary (J. F. Wishart) |
| 9:00 | Discussion of plans for future symposia on ultrafast accelerators (Participants) |
| 9:30 | End of program. |
