X-ray forward diffraction wave-front propagation in Si and C single crystals: Simulations and experiments

A. Rodriguez-Fernandez, G. Carbone, Z. Matej, D. Grolimund, D. F. Sanchez, B. Pedrini

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

The emergence of new high brilliance and high coherence facilities such as X-ray Free Electron Lasers (XFELs) and 4th generation synchrotrons open a new era in X-ray optics. Dynamical diffraction effects before disregarded are starting to play a role in the beam control of large scale facilities. In the case of XFEL facilities the temporal characteristics of the dynamical diffraction by thin perfect crystals can be used as a tool to generate femtosecond monochromatic pulses, in the case of self-seeding in the hard X-ray regime, but could even be used as method to characterize materials in this temporal range. In this contribution we present the first steps in the understanding of the spatial-displacement dependence of forward beams diffracted by thin crystals. The data collected by this technique is compared with crystal models based in dynamical diffraction theory. This type of study could open a new field to understand low strain materials in the femtosecond regime.

Original languageEnglish
Title of host publicationAdvances in Computational Methods for X-Ray Optics V
EditorsOleg Chubar, Kawal Sawhney
PublisherSPIE
ISBN (Electronic)9781510637924
DOIs
Publication statusPublished - 2020
EventAdvances in Computational Methods for X-Ray Optics V 2020 - Virtual, Online, United States
Duration: 2020 Aug 242020 Sept 4

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume11493
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceAdvances in Computational Methods for X-Ray Optics V 2020
Country/TerritoryUnited States
CityVirtual, Online
Period2020/08/242020/09/04

Subject classification (UKÄ)

  • Atom and Molecular Physics and Optics

Free keywords

  • Dynamical Diffraction theory
  • Forward diffraction
  • X-ray thin optics

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