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Thermal behavior of natural stellerite: high-temperature X-ray powder diffraction and IR spectroscopy study.
Publication Type: Academic Journal
Source(s): Analytical sciences : the international journal of the Japan Society for Analytical Chemistry [Anal Sci] 2022 Dec; Vol. 38 (12), pp. 1523-1532. Date of Electronic Publication: 2022 Sep 12.
Abstract: The thermal behavior of stellerite from the Savinskoye deposit (Transbaikalia, Russia), Ca 7.69 Na 0.25 K 0.06 (Si 56.24 Al 15.76 )O 144 ·53.39H 2 O, was investigated by in situ high-temperature X-ray powder diffraction (HTXRPD) and ex situ HT infrared...
Heterogeneous Aggregation of Humic Acids Studied by Small-Angle Neutron and X-ray Scattering.
Publication Type: Academic Journal
Source(s): Environmental science & technology [Environ Sci Technol] 2023 Jul 04; Vol. 57 (26), pp. 9802-9810. Date of Electronic Publication: 2023 Jun 22.
Abstract: Aggregation of humic acids (HAs) was studied by small-angle neutron and X-ray scattering techniques. The combination of these techniques enables us to examine the aggregation structures of HA particles. Two HAs with distinctive compositions were examin...
Predicted models and CCP4.
Publication Type: Academic Journal
Source(s): Acta crystallographica. Section D, Structural biology [Acta Crystallogr D Struct Biol] 2023 Sep 01; Vol. 79 (Pt 9), pp. 806-819. Date of Electronic Publication: 2023 Aug 17.
Abstract: In late 2020, the results of CASP14, the 14th event in a series of competitions to assess the latest developments in computational protein structure-prediction methodology, revealed the giant leap forward that had been made by Google's Deepmind in tack...
Determination of the superlattice structure factor by X-ray diffraction using a temperature gradient.
Publication Type: Academic Journal
Source(s): Acta crystallographica. Section A, Foundations and advances [Acta Crystallogr A Found Adv] 2023 Jan 01; Vol. 79 (Pt 1), pp. 14-19. Date of Electronic Publication: 2023 Jan 01.
Abstract: The influence of a temperature gradient directed perpendicular to the crystal surface on the diffraction focusing of a spherical X-ray wave in a superlattice is studied for the Laue geometry. It is shown that different satellites can be focused on the ...
A unifying Bayesian framework for merging X-ray diffraction data.
Publication Type: Academic Journal
Source(s): Nature communications [Nat Commun] 2022 Dec 15; Vol. 13 (1), pp. 7764. Date of Electronic Publication: 2022 Dec 15.
Abstract: Novel X-ray methods are transforming the study of the functional dynamics of biomolecules. Key to this revolution is detection of often subtle conformational changes from diffraction data. Diffraction data contain patterns of bright spots known as refl...
Emerging Time-Resolved X-Ray Diffraction Approaches for Protein Dynamics.
Publication Type: Academic Journal
Source(s): Annual review of biophysics [Annu Rev Biophys] 2023 May 09; Vol. 52, pp. 255-274.
Abstract: Proteins guide the flows of information, energy, and matter that make life possible by accelerating transport and chemical reactions, by allosterically modulating these reactions, and by forming dynamic supramolecular assemblies. In these roles, confor...
Application of self-supervised approaches to the classification of X-ray diffraction spectra during phase transitions.
Publication Type: Academic Journal
Source(s): Scientific reports [Sci Rep] 2023 Jun 09; Vol. 13 (1), pp. 9370. Date of Electronic Publication: 2023 Jun 09.
Abstract: Spectroscopy and X-ray diffraction techniques encode ample information on investigated samples. The ability of rapidly and accurately extracting these enhances the means to steer the experiment, as well as the understanding of the underlying processes ...
The N-terminus of obscurin is flexible in solution.
Publication Type: Academic Journal
Source(s): Proteins [Proteins] 2023 Apr; Vol. 91 (4), pp. 485-496. Date of Electronic Publication: 2022 Nov 04.
Abstract: The N-terminal half of the giant cytoskeletal protein obscurin is comprised of more than 50 Ig-like domains, arranged in tandem. Domains 18-51 are connected to each other through short 5-residue linkers, and this arrangement has been previously shown t...
Method of sparse-view coded-aperture x-ray diffraction tomography.
Publication Type: Academic Journal
Source(s): Physics in medicine and biology [Phys Med Biol] 2023 Mar 15; Vol. 68 (6). Date of Electronic Publication: 2023 Mar 15.
Abstract: Objective. X-ray diffraction (XRD) has been considered as a valuable diagnostic technology providing material specific 'finger-print' information i.e. XRD pattern to distinguish different biological tissues. XRD tomography (XRDT) further obtains spatia...
Direct derivation of the crystalline fraction of highly potent active pharmaceutical ingredients by X-ray powder diffraction.
Publication Type: Academic Journal
Source(s): European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences [Eur J Pharm Sci] 2021 Apr 01; Vol. 159, pp. 105692. Date of Electronic Publication: 2020 Dec 26.
Abstract: Direct derivation (DD) is a novel Powder X-ray diffraction quantification method based on intensity-composition equation, which can determine the weight fraction of individual phases in a mixture of components by chemical formulas . The DD method was a...