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[PDF] Top 20 Computational techniques in propagation-based x-ray phase imaging

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Computational techniques in propagation-based x-ray phase imaging

Computational techniques in propagation-based x-ray phase imaging

... applications, x ray imaging has found limited use. In the past two decades there has been considerable work on x-ray phase imaging techniques, which leverage ... Voir le document complet

13

Characterization of polycrystalline materials using synchrotron X-ray imaging and diffraction techniques

Characterization of polycrystalline materials using synchrotron X-ray imaging and diffraction techniques

... radiation X-ray imaging and diffraction techniques offers new possibilities for in-situ observation of deformation and damage mechanisms in the bulk of polycrystalline ...changes ... Voir le document complet

15

VELOCITY MEASUREMENTS IN CAVITATING FLOWS USING FAST X-RAY IMAGING

VELOCITY MEASUREMENTS IN CAVITATING FLOWS USING FAST X-RAY IMAGING

... section. In the present study, this issue was addressed with an original technique based on ultra fast X-ray imaging, in collaboration with the LIST laboratory of CEA (French ... Voir le document complet

8

Nanox : a miniature mechanical stress rig designed for near-field X-ray diffraction imaging techniques

Nanox : a miniature mechanical stress rig designed for near-field X-ray diffraction imaging techniques

... optimum imaging results. In the first case only the sample is rotating during the experiment, ...by X-ray diffraction contrast tomography and ...observations based on a combination of ... Voir le document complet

11

The grain microstructure of polycrystalline materials as revealed by the combined use of synchrotron X-ray imaging and diffraction techniques

The grain microstructure of polycrystalline materials as revealed by the combined use of synchrotron X-ray imaging and diffraction techniques

... crack propagation DCT shares a common experimental setup with high- resolution X-ray phase contrast tomography (Cloetens 1997) - a technique which can reveal faint variations in ... Voir le document complet

4

VELOCITY MEASUREMENTS IN CAVITATING FLOWS USING FAST X-RAY IMAGING

VELOCITY MEASUREMENTS IN CAVITATING FLOWS USING FAST X-RAY IMAGING

... section. In the present study, this issue was addressed with an original technique based on ultra fast X-ray imaging, in collaboration with the LIST laboratory of CEA (French ... Voir le document complet

7

X-ray Phase Contrast osteo-articular imaging: a pilot study on cadaveric human hands

X-ray Phase Contrast osteo-articular imaging: a pilot study on cadaveric human hands

... alternative phase derivative sensitive PCI techniques such as Grating Interferometry 28 , Analyzer Based Imaging 29 or Edge Illumination 30 , and these methods are actually considered as more ... Voir le document complet

9

Exploring phase contrast imaging with a laser-based K α x-ray source up to relativistic laser intensity

Exploring phase contrast imaging with a laser-based K α x-ray source up to relativistic laser intensity

... new x-ray sources and/or improving their performances in terms of brightness, sta- bility, and compactness is still growing since ...of x-ray sources for imaging and related ... Voir le document complet

10

X-ray propagation-base phase-enhanced imaging of the meniscus of a capillary flow in a rectangular microchannel

X-ray propagation-base phase-enhanced imaging of the meniscus of a capillary flow in a rectangular microchannel

... I x y = Ψ = e − ∫ µ (9) where the integration is over the ...corresponding x-ray beam through the ...the x-y plane, µ (x,y). By using tomographic techniques, it is possible to ... Voir le document complet

8

Contrast enhancement of propagation based X-ray phase contrast imaging

Contrast enhancement of propagation based X-ray phase contrast imaging

... that X-ray phase contrast tomography has significant potential in the medical imaging ...applications. In the future, X-ray phase CT may find many ... Voir le document complet

12

Multiresolution X-ray CT Imaging of Fiber Reinforced Composite Materials

Multiresolution X-ray CT Imaging of Fiber Reinforced Composite Materials

... (a) (b) Fig. 5. ASDIR reconstruction of the Sa sample: (a) extended sinogram; (b) ASDIR image. Because this sample vas fixed in a resin the obtained contrast is worse than for the SN1 sample. The smaller diameter ... Voir le document complet

7

Design and analysis of low-cost x-ray imaging system incorporating consumer camera imaging

Design and analysis of low-cost x-ray imaging system incorporating consumer camera imaging

... Modern x-ray machines are designed to be able to take images on all sides of a patient who is lying in a bed so that all angles and various different body parts can be imaged with minimal patient ... Voir le document complet

58

Carbon nanotubes in macrophages: imaging and chemical analysis by X-ray fluorescence microscopy

Carbon nanotubes in macrophages: imaging and chemical analysis by X-ray fluorescence microscopy

... 4. X-ray microfluorescence spectra integrated over the whole scanned area of murine macrophages exposed for 24 hours to SWCNT ...contributions, in blue and in purple, ... Voir le document complet

17

Coupling Lattice Boltzmann  3D flow simulation in porous media with X-ray microtomographic imaging par tomographie rayons X

Coupling Lattice Boltzmann 3D flow simulation in porous media with X-ray microtomographic imaging par tomographie rayons X

... To develop a flow simulation model able to deal with the complex geometry of porous media, in terms of boundary conditions3. Two objectives:..[r] ... Voir le document complet

70

Three dimensional variable-wavelength x-ray Bragg coherent diffraction imaging

Three dimensional variable-wavelength x-ray Bragg coherent diffraction imaging

... shown in Fig. 1(a) , in a typical single-wavelength experiment, Q changes over the course of a scan of the sample angle θ ( ∼ ...the phase, of the 3D Fourier transform of the diffracting ...fixed ... Voir le document complet

6

Numerical simulation of fatigue crack propagation in real polycrystals imaged by X ray tomography

Numerical simulation of fatigue crack propagation in real polycrystals imaged by X ray tomography

... elements in other ...directly in parallel ...complex in parallel, where each domain does not know the elements on the outside of its ...given in the Appendix) and the MPC has been adapted to ... Voir le document complet

161

Phase transformation and amorphization upon alloys magnesiation: combining operando X-Ray diffraction and X-Ray Absorption Spectroscopy

Phase transformation and amorphization upon alloys magnesiation: combining operando X-Ray diffraction and X-Ray Absorption Spectroscopy

... 2 phase after the first magnesiation ...operando X-Ray diffraction (XRD) and X-Ray Absorption Spectrosopy (XAS), we further characterized in-depth the electrochemical behavior of ... Voir le document complet

3

Design and applications of cold-cathode X-ray imaging systems

Design and applications of cold-cathode X-ray imaging systems

... of ray" or x-ray ("for the sake of brevity") ushered a new field of medical imaging that is still continuing to advance at a rapid pace ...[116]. X-ray computed ... Voir le document complet

161

Imaging air volume fraction in sea ice using non-destructive X-ray tomography.

Imaging air volume fraction in sea ice using non-destructive X-ray tomography.

... CT X-ray imaging clearly distinguishes between air inclusions and the ice ma- trix providing high-resolution sub-millimeter profiles of the air volume vertical distribution with a better precision ... Voir le document complet

21

Coherent imaging of nano-objects with ultra-short X-ray pulses

Coherent imaging of nano-objects with ultra-short X-ray pulses

... Figure 3.5: Theoretical proposition based on the δ 3 model for the laserlab proposal at Laboratoire d’Optique Aplique (LOA). An intense IR laser pulse is focused on a gas cell by means of a lens. The fundamental ... Voir le document complet

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