Incoherent Diffractive Imaging via Intensity Correlations of Hard X Rays

Link:
Autor/in:
Erscheinungsjahr:
2017
Medientyp:
Text
Schlagworte:
  • Free electron lasers
  • Ionization
  • Two-photon double
  • Harmonic Generations
  • Ultrashort Pulses
  • Laser Pulses
  • Free electron lasers
  • Ionization
  • Two-photon double
  • Harmonic Generations
  • Ultrashort Pulses
  • Laser Pulses
Beschreibung:
  • Established x-ray diffraction methods allow for high-resolution structure determination of crystals, crystallized protein structures, or even single molecules. While these techniques rely on coherent scattering, incoherent processes like fluorescence emission-often the predominant scattering mechanism-are generally considered detrimental for imaging applications. Here, we show that intensity correlations of incoherently scattered x-ray radiation can be used to image the full 3D arrangement of the scattering atoms with significantly higher resolution compared to conventional coherent diffraction imaging and crystallography, including additional three-dimensional information in Fourier space for a single sample orientation. We present a number of properties of incoherent diffractive imaging that are conceptually superior to those of coherent methods.
Lizenz:
  • info:eu-repo/semantics/restrictedAccess
Quellsystem:
Forschungsinformationssystem der UHH

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oai:www.edit.fis.uni-hamburg.de:publications/db72bf8c-a299-4c7b-be99-0d303cebfb03