X-ray Free-Electron Lasers: Challenges for Theory

June 19–21 , 2006

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Monday June 19, 2006   Phillips Auditorium at the CfA (ITAMP Building) 60 Garden Street Cambridge
Coffee and Pastries


Kate Kirby (ITAMP), Robin Santra (Argonne National Laboratory),
Linda Young (Argonne National Laboratory)


Session I: Introduction to X-ray Free-electron Lasers
Chair: Steve Southworth (Argonne National Laboratory)

9:30–10:10 Phil Bucksbaum: LCLS: Experiments and Challenges for Ultrafast X-ray Science (Abstract)
10:10–10:40 Mid-Morning Break 

10:40–11:20 Claudio Pellegrini: The Physical Properties of X-ray FELs


11:20–12:00 Christoph Bostedt: Interaction of Clusters with Intense Soft X-ray  Radiation from the FLASH VUV-FEL (Abstract)

Lunch Break



Session II: Applications of Synchrotron Radiation
Chair: Nora Berrah (Western Michigan University)

1:30–2:10 Steven Manson: X-ray and Inner-shell Physics in a New (and Brighter) Light


2:10–2:50 Hans Agren: IR - X-ray Pump Probe Spectroscopy (Power Point)


2:50–3:20 Afternoon Break  
3:20–4:00 Matthew Newville: Theoretical and Analytic Challenges for X-ray Absorption Spectroscopies (Abstract) (Talk)

Session III: Molecular and Cluster Physics
Chair: Chris Greene (JILA, University of Colorado)


Nora Berrah: Gas-Phase and Cluster Science using FELs

(Abstract) (Talk)

Vitali Averbukh: Interatomic decay in clusters: new perspectives in light of XFEL                       

(Abstract) (Talk)
  Session is continued on June 20 at 9:00 a.m.  
5:30–7:00 Reception –Perkin Lobby  

Tuesday, June 20     Phillips Auditorium

8:30–9:00 Coffee and Pastries  

9:00–9:40 Jan-Michael Rost: Cooperative and Collective Dynamics Induced by
High Frequency Photons
(Abstract) (Talk)
Session IV: Imaging of Large Molecules
Chair: Matthew Newville (University of Chicago)
9:40–10:20 Richard London: Ultra-fast X-ray Matter Interaction (Abstract) (Talk)
10:20–10:50 Morning Break    
10:50–11:30 Stefan Hau-Riege: Single-Particle Diffraction Imaging Using
Free-Electron Lasers


11:30–12:10 Jianwei Miao: Oversampling, Lensless Imaging and Application of X-ray Free Electron Lasers (Abstract) (Talk)
12:10–1:40 Lunch Break              

Session V: FEL Pulse Diagnostics Using Atomic Physics Techniques
Chair: Igor Litvinyuk (Kansas State University)

1:40–2:20 Ali Belkacem: Pump-Probe Studies of K-Shell Photoionization and Vacancy Decay of Atoms and Small Molecules (Abstract) (Talk)
2:20–3:00 Nina Rohringer: Characterization of Statistical Properties of X-ray FEL Radiation By Means of Two-photon Processes (Power Point) (Abstract) (Talk)
3:00–3:30 Afternoon Break              

Session VI: Nonlinear Optics; Plasma Physics
Chair: David Schultz (Oak Ridge National Laboratory)

3:30–4:10 Roger Falcone: Time-Resolved X-Ray Scattering from Warm Materials


4:10–4:50 Peter Lambropoulos: Exploring  High Atomic Excitation with Intense Coherent Short-wavelength Radiation (Power Point) (Abstract)
4:50–5:30 Shaul Mukamel: Non-linear Ultrafast X-ray Spectroscopy; Theoretical Challenges (Power Point) (Abstract)

Wednesday, June 21     Phillips Auditorium
8:30–9:00 Coffee and Pastries  

Session VII: Strong-field Physics
Chair: Ken Schafer (Louisiana State University)

9:00–9:40 Louis DiMauro: Strong-field Physics in the X-ray Regime (Power Point) (Abstract) (Talk)
9:40–10:20 Anthony Starace: Understanding Optical Strong Field Physics from a Quantum Theory Perspective (Abstract)  
10:20–10:50 Midmorning Break  

10:50–11:30 Steve Southworth: X-ray Probe Experiments of Atoms and Molecules in Strong Laser Fields (Abstract) (Talk)
11:30–12:10 Richard Taïeb: Two-Color Photoionization in XUV-FEL and Visible Laser Fields (Abstract)



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