DOI > 10.5291/ILL-DATA.5-25-294

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Title

Low Temperature thermal expansion of FeWO4

Abstract

The wolframite-type FeWO4 crystallize in a monoclinic crystal structure at room temperature (P2/c), displays antiferromagnetic behaviour with a Ne¿el temperature (TN) of 75 K under ambient pressure, attributed to superexchange interactions between Fe ions. In our study about the influence of pressure on the magnetism behaviour we have found some discrepancias in the compressibility of this compund both at romm temperatura and at low temperaturas with respect to measurements made by X-rays diffractions and in trend indicated by calculations made in DFT. In order to clarify these discrepancies we need to know the evolution of the cell parameters and their main geometric parameters with temperature (30-300K), studies that have not been published to date. We request a beam day in D20 at high resolution setup for this purpose.

Experimental Report

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Data Citation

The recommended format for citing this dataset in a research publication is in the following format:

GONZALEZ PLATAS Javier; Cañadillas-Delgado, L.; ERRANDONEA Daniel and FABELO ROSA Oscar Ramon. (2025). Low Temperature thermal expansion of FeWO4. Institut Laue-Langevin (ILL) doi:10.5291/ILL-DATA.5-25-294

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