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Updated: Apr 26, 2026

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
Published on: June 7, 2018
Long range ordered magnetic and atomic structures of the quasicrystal approximant in the Tb-Au-Si system
Girma Gebresenbut1, Mikael Svante Andersson, Přemysl Beran
1Department of chemistry-Ångström laboratory, Uppsala university, Box 538, SE-751 21 Uppsala, Sweden.
Abstract:
The atomic and magnetic structure of the 1/1 Tb(14)Au(70)Si(16) quasicrystal approximant has been solved by combining x-ray and neutron diffraction data. The atomic structure is classified as a Tsai-type 1/1 approximant with certain structural deviations from the prototype structures; there are additional atomic positions in the so-called cubic interstices as well as in the cluster centers. The magnetic property and neutron diffraction measurements indicate the magnetic structure to be ferrimagnetic-like below 9 K in contrast to the related Gd(14)Au(70)Si(16) structure that is reported to be purely ferromagnetic.
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