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Table · dataset · 2026

Comparing Small-Angle X‑ray Scattering Approaches for Quantifying Magnetic-Field-Induced Orientation of Superparamagnetic Iron Oxide Nanoparticles

Listed in ZivaHub and Deakin Research Online and DMU Figshare — shown once because both records carry DOI 10.1021/acs.langmuir.6c04285.s001

The magnetic-field-induced orientation of superparamagnetic multicore iron oxide nanoparticles, exemplified by ferucarbotran (Resovist), was quantified by small-angle X-ray scattering (SAXS).

Description

Scattering patterns were recorded as a function of magnetic field strength and particle concentration and analyzed using the Maier–Saupe orientational distribution function, originally introduced for nematic liquid crystals. This analysis yielded the second-order orientational order parameter, which was compared with values obtained from a circular-function approach and a model-free evaluation.

The close agreement between the different procedures demonstrates that SAXS provides a reliable basis for quantifying field-induced orientational order in dispersions of multicore iron oxide nanoparticles. Beyond its relevance for colloid and nanomaterials research, this method comparison may also be useful for biomedical applications of magnetic nanoparticles, for which reproducible characterization and standardized analysis protocols are essential.

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In the longer term, automated SAXS workflows, potentially supported by artificial-intelligence-assisted data evaluation, could further improve the speed, robustness, and comparability of orientation analyses in anisotropic nanostructures and colloidal systems.

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Provenance · 3 source records, 29 field assertions
SourceKeyLast seenRaw
ZivaHuboai:figshare.com:article/340460658 d agoJSON v1
Deakin Research Onlineoai:figshare.com:article/340460658 d agoJSON v1
DMU Figshareoai:figshare.com:article/340460658 d agoJSON v1
FieldAssertionExtractorEvidence
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