X ray lasers 14 Amplification 6 Interferometry 6 Soft x-ray lasers 6 Capillary flow 4 Carrier concentration 4 Diffraction gratings 4 Electric discharges 4 Laser ablation 4 Laser beam effects 4 Near fields 4 Neon 4 Pumping (laser) 4 Soft X-ray lasers 4 Solid targets 4 Wavelength lasers 4 X rays 4 Amplifier length 2 Ar lasers 2 Ar-laser 2 Calcium 2 Capillary discharge lasers 2 Capillary discharge pumping 2 Capillary discharges 2 Charge coupled devices 2 Computer simulation 2 Dense laser-created plasma 2 Dense plasma diagnostics 2 Dense plasma interferometry 2 Diffraction 2