Incommensurate spin crystal
WebFeb 11, 2013 · For elemental rare-earth systems such as Tb, Dy, Ho, Er, and Tm, antiferromagnetic helical or spiral spin structures exist at elevated temperatures with a … WebDefinition. An incommensurate magnetic structure is a structure in which the magnetic moments are ordered, but without periodicity that is commensurate with that of the …
Incommensurate spin crystal
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WebApr 14, 2024 · Here, we show qualitatively different behavior induced by the competition between strong measurements and the thermodynamic limit, inducing a time-translation symmetry breaking phase transition resulting in a continuous time crystal. We consider an undriven spin star model, where the central spin is subject to a strong continuous … WebApr 1, 2024 · Physicists on the hunt for a rarely seen magnetic spin texture have discovered another object that bears its hallmarks, hidden in the structure of ultra-thin magnetic …
Webwith k linearly independent (incommensurate) lat-tice spacings along each lattice vector direction. (A simple crystal can be thought of as the degenerate case of a k=1 quasicrystal, in which case, "quasi-periodicity" reduces to periodicity.) The lattice positions of a 2D (3D) simple k quasi-crystal are given by a set of vectors, x, such that x ... WebIncommensurably modulated crystals, incommensurate composites, and QCs all belong to the aperiodic crystals. However, in some of their fundamental properties, they are …
WebJun 2, 2024 · Single-crystal neutron diffraction allows us to unambiguously reveal the presence of two incommensurate magnetic orderings: a nonpolar amplitude-modulated …
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