Randolph, Lisa: Surface dynamics of solids upon high-intensity laser irradiation investigated by grazing incidence X-ray scattering. 2020
Inhalt
- Contents
- Abstract
- Zusammenfassung
- 1 Introduction
- 2 Theory of X-ray diffraction
- 2.1 Basic principles of X-ray reflection
- 2.2 Specular reflection from multilayer systems
- 2.3 Specular reflection from rough multilayer systems
- 2.4 Mathematical description of rough interfaces
- 2.5 Distorted Wave Born Approximation
- 2.6 Grazing-incidence X-ray diffuse scattering
- 2.7 Examples of scattering intensities
- 2.8 Out-of-plane scattering
- 3 Theory of plasma dynamics
- 3.1 Motion of an electron in an electromagnetic plane wave
- 3.2 Interaction with solids: overdense plasmas
- 4 Experimental setup
- 4.1 Free-Electron Lasers
- 4.2 High-intensity near-infrared laser
- 4.3 SACLA FEL facility
- 4.4 Experimental details
- 4.5 Production of multilayer samples
- 4.6 Sample characterization
- 5 Results
- 5.1 SACLA 2018
- 5.1.1 Data treatment
- 5.1.2 Simulation with BornAgain
- 5.1.3 In-plane scattering
- 5.1.4 Uniqueness of model refinement
- 5.1.5 Time dependence of out-of-plane scattering
- 5.1.6 Intermediate intensity
- 5.2 SACLA 2020
- 5.3 Out-of-plane scattering along Qy
- 6 Discussion
- 7 Conclusion and outlook
- 8 Appendix
- 8.1 BornAgain code
- 8.2 In-plane modelling low intensity
- 8.3 In-plane modelling intermediate intensity
- 8.4 Uniqueness analysis for 2.0 ps
- 8.5 Diffuse scattering with 50 nm Aluminium
- 8.6 Diffuse scattering with 200 nm Aluminium low intensity
- 8.7 Diffuse scattering with 200 nm Aluminium high intensity
- 9 Acknowledgements