Results 21 to 30 of about 385,155 (384)

Temperature Influence on the Properties of Thin Si3N4 Films [PDF]

open access: yesЖурнал нано- та електронної фізики, 2015
Applying Raman spectroscopy, small-angle x-ray scattering, and atomic force microscopy it were studied phase composition and surface morphology of nanoscale films Si3N4 (obtained by RF magnetron sputtering).
V.S. Zakhvalinskii   +7 more
doaj   +3 more sources

Direct observation of tRNA-chaperoned folding of a dynamic mRNA ensemble

open access: yesNature Communications, 2023
T-box riboswitches are multi-domain noncoding RNAs that surveil individual amino acid availabilities in most Gram-positive bacteria. T-boxes directly bind specific tRNAs, query their aminoacylation status to detect starvation, and feedback control the ...
Krishna C. Suddala   +6 more
doaj   +1 more source

VSAS: A smart small-angle scattering data processing tool

open access: yesNuclear Analysis, 2022
A visual Small-angle X-ray/neutron scattering data analysis software VSAS has been developed for the quantitative small-angle scattering data processing.
Shuxin Shi   +4 more
doaj   +1 more source

Small-Angle X-Ray and Neutron Scattering on Photosynthetic Membranes

open access: yesFrontiers in Chemistry, 2021
Ultrastructural membrane arrangements in living cells and their dynamic remodeling in response to environmental changes remain an area of active research but are also subject to large uncertainty.
Dainius Jakubauskas   +4 more
doaj   +1 more source

Performance of the time-resolved ultra-small-angle X-ray scattering beamline with the Extremely Brilliant Source

open access: yesJournal of Applied Crystallography, 2022
The new technical features and improved performance of the time-resolved ultra-small-angle X-ray scattering beamline at the ESRF are presented. The beamline enables static and time-resolved investigations from ångström to micrometre size scales down to ...
T. Narayanan   +7 more
semanticscholar   +1 more source

Serial small- and wide-angle X-ray scattering with laboratory sources

open access: yesIUCrJ, 2022
Recent advances in X-ray instrumentation and sample injection systems have enabled serial crystallography of protein nanocrystals and the rapid structural analysis of dynamic processes. However, this progress has been restricted to large-scale X-ray free-
Mark A. Levenstein   +11 more
doaj   +1 more source

Development of powder diffraction apparatus for small-angle X-ray scattering measurements [PDF]

open access: yes, 2013
A novel type of X-ray collimation system attached to commercial powder diffractometers makes the structural characterization of nanomaterials possible in a wide size range from
Attila Bóta   +7 more
core   +1 more source

Geant4 simulations of soft proton scattering in X-ray optics. A tentative validation using laboratory measurements [PDF]

open access: yes, 2017
Low energy protons (< 300 keV) can enter the field of view of X-ray space telescopes, scatter at small incident angles, and deposit energy on the detector, causing intense background flares at the focal plane or in the most extreme cases, damaging the X ...
Alfonso Mantero   +9 more
core   +2 more sources

Free radical decay and micro-structure evolution of PVDF membranes in situ irradiated by synchrotron radiation X-ray

open access: yesPolymer Testing, 2022
The synchrotron radiation X-ray was used both as the irradiation source and testing tool for the PVDF membranes in-situ. The structural evolution of the PVDF membranes irradiated by the synchrotron radiation X-ray was analyzed by in-situ small angle X ...
Yang Liu   +7 more
doaj   +1 more source

Magnetic Small Angle X-Ray Scattering [PDF]

open access: yesLe Journal de Physique IV, 1997
We present first experimental results of the extension of X-ray Magnetic Circular Dichroism (X-MCD) to Small Angle X-ray Scattering (SAXS). The purpose of this study is to determine size distributions and correlations lengths in the nanometer range of magnetic precipitates in granular systems.
Fischer, P.   +4 more
openaire   +4 more sources

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