SUNBIM: A package for X-ray imaging of nano- and biomaterials using SAXS, WAXS, GISAXS and GIWAXS techniques

Abstract

SUNBIM (supramolecular and submolecular nano- and biomaterials X-rayimaging) is a suite of integrated programs which, through a user-friendlygraphical user interface, are optimized to perform the following: (i) q-scalecalibration and two-dimensional ! one-dimensional folding on small- andwide-angle X-ray scattering (SAXS/WAXS) and grazing-incidence SAXS/WAXS (GISAXS/GIWAXS) data, also including possible eccentricity correctionsfor WAXS/GIWAXS data; (ii) background evaluation and subtraction,denoising, and deconvolution of the primary beam angular divergence onSAXS/GISAXS profiles; (iii) indexing of two-dimensional GISAXS frames andextraction of one-dimensional GISAXS profiles along specific cuts; (iv) scanningmicroscopy in absorption and SAXS contrast. The latter includes collection oftransmission and SAXS data, respectively, in a mesh across a mm2 area,organization of the as-collected data into a single composite image oftransmission values or two-dimensional SAXS frames, analysis of the composeddata to derive the absorption map and/or the spatial distribution, andorientation of nanoscale structures over the scanned area.


Tutti gli autori

  • Siliqi D.; De Caro L.; Ladisa M.; Scattarella F.; Mazzone A.; Altamura D.; Sibillano T.; Giannini C.

Titolo volume/Rivista

Journal of applied crystallography


Anno di pubblicazione

2016

ISSN

0021-8898

ISBN

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Numero di citazioni Scopus

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Settori ERC

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Codici ASJC

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