forthcoming articles
The following articles are a selection of those recently accepted for publication in Journal of Applied Crystallography.
See also Forthcoming articles in all IUCr journals.
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Exploring the X-ray optical device with nanostructures for improved spatial resolution in laboratory X-ray diffraction imaging
X-ray optical device with fine nanostructures was fabricated using an electrochemical approach. This contributed to improvement of spatial resolution as an optical element for X-ray diffraction imaging.
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Operando pair distribution function analysis of nanocrystalline functional materials: the case of TiO2-bronze nanocrystals in Li-ion battery electrodes
Demonstration of tools for operando pair distribution function analysis of nanocrystalline functional materials. The particular case being 3 nm TiO2-bronze nanocrystals as active electrode material in a Li-ion battery.
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DFT2FEFFIT: a DFT-based structural toolkit to analyze EXAFS spectra
This paper presents DFT2FEFFIT, an open-source Python-based software that regresses theoretical EXAFS spectra calculated from DFT structure models against experimental EXAFS spectra. DFT2FEFFIT could be of use for researchers involved in various fields of solid-state chemistry, physics and mineralogy.
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Determination of the degree of crystallinity of polyphenylene sulfide (PPS) composited with crystalline and noncrystalline fillers by applying the direct derivation method
A procedure for determining the degree of crystallography of composite materials has been developed, and its application to partially crystallized PPS samples, composited with CaCO3 as a crystalline filler and e-glass as a non-crystalline filler, is demonstrated. The inverse application of the direct derivation method for quantitative phase analysis is used to separate the halo pattern intensity into the non-crystalline part of the polymer and the non-crystalline filler.
![j logo](https://journals.iucr.org/logos/jicons/j_36x36.png)
On the feasibility of time-resolved X-ray powder diffraction of macromolecules using laser-driven ultrafast X-ray sources
This article presents an investigation into the feasibility of X-ray powder diffraction of macromolecules with laser-driven X-ray sources, which may enable in-house sub-picosecond time-resolved structural studies of macromolecules.
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Subgradient-projection-based stable phase-retrieval algorithm for X-ray ptychography
This paper proposes a superior phase-retrieval algorithm for X-ray ptychography with almost the same computational efficiency as the conventional methods. It exploits an optimization technique, subgradient projection, which has an interesting property that means it can be expected to avoid yielding poor images.
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On the analysis of two-time correlation functions: equilibrium versus non-equilibrium systems
This article explores widely used approaches for two-time correlation calculations and common methods for extracting relevant information from correlation functions. The results are applicable to a wide range of processes including growth and coarsening.
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Mix and measure II – joint high-energy laboratory powder diffraction and microtomography for cement hydration studies
Laboratory powder diffraction and microtomography techniques are sequentially used in the same volume of the same sample to study better the process of cement hydration with time.
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Evolution of elliptical SAXS patterns in aligned systems
Full pattern analyses of small-angle X-ray and neutron scattering data with both discrete reflections and central diffuse scattering are presented. Data with both equatorial streaks and 2- and 4-point reflections can be fitted in elliptical coordinates with relatively few parameters.
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Demonstration of neutron time-of-flight diffraction with an event-mode imaging detector
This paper demonstrates for the first time an event-mode imaging based neutron diffraction detector system that employs a scintillator screen, an image intensifier and a Timepix3-based camera. This highly configurable approach allows for large-solid-angle, low-cost neutron diffraction setups and this work shows that the performance is comparable with that of the 3He detectors on a time-of-flight neutron diffraction beamline. Rietveld analysis for this type of data was enabled by implementing data reduction in the MAUD Rietveld code.
![j logo](https://journals.iucr.org/logos/jicons/j_36x36.png)
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Automated pipeline processing X-ray diffraction data from dynamic compression experiments on the Extreme Conditions Beamline of PETRA III
The implementation is described of tools for rapid X-ray diffraction data processing and analysis for dynamic compression experiments using a diamond anvil cell.