1. Spectral Sciences, 4 Fourth Avenue, Burlington, Massachusetts 01803, USA
2. Los Alamos National Laboratory, PO Box 1663, Los Alamos, New Mexico 87545, USA
3. Institute of Physics of the ASCR, ELI-Beamlines, 182 21 Prague, Czech Republic
4. Axis Communications AB, SE-223 69 Lund, Sweden
5. Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA
6. Institut für Kernphysik, Technische Universität Darmstadt, 64289 Darmstadt, Germany
7. Sandia National Laboratories, Albuquerque, New Mexico 87185, USA