DOI > 10.5291/ILL-DATA.5-41-918

This proposal is publicly available since 04/12/2023

Title

Search for skyrmionic lattice in EuNiGe3

Abstract

Skyrmions have been found in cubic helimagnets and in ultrathin films with surface induced Dzyaloshinskii-Moriya interaction (DMI). In bulk, skyrmionic phases are observed in a tiny temperature range near ordering temperature. Theoretically, skyrmion-lattice ground-states have been predicted to exist in crystals from certain Laue classes. Experimentally, these skyrmion phases have yet not been observed. We have identified tetragonal crystals of EuNiGe3 as suitable bulk material to observe skyrmionic ground-state phases, in particular field-driven skyrmion lattices. The presence of the skyrmion lattice (at high magnetic fields) and remanent Dzyaloshinskii spiral is suggested to be verified via neutron small-angle diffraction at various magnetic fields of up to 4 T below 10 K and at lower fields in the intermediate temperature range between 10 and 14 K.

Experimental Report

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Data Citation

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

PROKES Karel; CUBITT Robert; D. Makarov; RADU and ROESSLER Ulrich K.. (2018). Search for skyrmionic lattice in EuNiGe3. Institut Laue-Langevin (ILL) doi:10.5291/ILL-DATA.5-41-918

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Metadata

Experiment Parameters

  • Environment temperature

    2-14 K

Sample Parameters

  • Formula

    • EuNiGe3