Three-dimensional nanoscale reduced-angle ptycho-tomographic imaging with deep learning (RAPID)
X-ray ptychographic tomography is a nondestructive method for three dimensional (3D)
imaging with nanometer-sized resolvable features. The size of the volume that can be …
imaging with nanometer-sized resolvable features. The size of the volume that can be …
[PDF][PDF] Small-angle scattering tensor tomography algorithm for robust reconstruction of complex textures
The development of small-angle scattering tensor tomography has enabled the study of
anisotropic nanostructures in a volume-resolved manner. It is of great value to have …
anisotropic nanostructures in a volume-resolved manner. It is of great value to have …
Petascale XCT: 3D image reconstruction with hierarchical communications on multi-GPU nodes
X-ray computed tomography is a commonly used technique for noninvasive imaging at
synchrotron facilities. Iterative tomographic reconstruction algorithms are often preferred for …
synchrotron facilities. Iterative tomographic reconstruction algorithms are often preferred for …
Three dimensions, two microscopes, one code: Automatic differentiation for x-ray nanotomography beyond the depth of focus limit
Conventional tomographic reconstruction algorithms assume that one has obtained pure
projection images, involving no within-specimen diffraction effects nor multiple scattering …
projection images, involving no within-specimen diffraction effects nor multiple scattering …
Scalable and accurate multi-GPU-based image reconstruction of large-scale ptychography data
While the advances in synchrotron light sources, together with the development of focusing
optics and detectors, allow nanoscale ptychographic imaging of materials and biological …
optics and detectors, allow nanoscale ptychographic imaging of materials and biological …
X-ray nano-holotomography reconstruction with simultaneous probe retrieval
In conventional tomographic reconstruction, the pre-processing step includes flat-field
correction, where each sample projection on the detector is divided by a reference image …
correction, where each sample projection on the detector is divided by a reference image …
Multi-slice electron ptychographic tomography for three-dimensional phase-contrast microscopy beyond the depth of focus limits
Electron ptychography is a powerful computational method for atomic-resolution imaging
with high contrast for weakly and strongly scattering elements. Modern algorithms coupled …
with high contrast for weakly and strongly scattering elements. Modern algorithms coupled …
Coupled ptychography and tomography algorithm improves reconstruction of experimental data
Three-dimensional (3D) x-ray microscopy by ptychographic tomography requires elaborate
numerical reconstructions. We describe a coupled ptychography-tomography reconstruction …
numerical reconstructions. We describe a coupled ptychography-tomography reconstruction …
Ptychographic phase retrieval by proximal algorithms
H Yan - New Journal of Physics, 2020 - iopscience.iop.org
We derive a set of ptychography phase-retrieval iterative engines based on proximal
algorithms originally developed in convex optimization theory, and discuss their connections …
algorithms originally developed in convex optimization theory, and discuss their connections …
Distributed optimization for nonrigid nano-tomography
Resolution level and reconstruction quality in nano-computed tomography (nano-CT) are in
part limited by the stability of microscopes, because the magnitude of mechanical vibrations …
part limited by the stability of microscopes, because the magnitude of mechanical vibrations …