Neutron study of the magnetic structure change in DyMn6Ge6
TL;DR: In this paper, the hexagonal compound DyMn 6 Ge 6 has been studied by neutron diffraction at various temperatures between T N = 420 K and 11 K and the phase transition at about 100 K is shown to be of second order and marks the transition from a triple flat spiral structure stable at high temperatures to a triple conical structure stable in low temperatures.
About: This article is published in Journal of Alloys and Compounds.The article was published on 1994-11-01. It has received 21 citations till now. The article focuses on the topics: Magnetic structure & Neutron diffraction.
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TL;DR: In this article, it was shown that the high temperature region, T > Tt = 35 K, the tilted spiral becomes destabilised and the two sublattices become weakly coupled.
35 citations
TL;DR: In this paper, the magnetic ordering of the hexagonal compound TbMn 6 Ge 6 has been studied by neutron diffraction at various temperatures between 1.8 and 500 K. The observed reentrant ferrimagnetism is in agreement with results of previously reported magnetic measurements.
30 citations
TL;DR: In this article, it was shown that LuMn6Ge6 of the HfFe6G6-type of structure (P6/mmm) orders antiferromagnetically below TN = 509 K.
19 citations
TL;DR: In this article, the magnetic phase diagrams of TbMn 6 Ge 6 and DyMn6 Ge 6 have been deduced from magnetisation measurements of powder samples and the assumption of spiral spin structures at low temperatures in these compounds has been confirmed.
14 citations
TL;DR: In this paper, the HfFe6Ge6-type ScMn6Ge 6−xGax and YMn 6Ge6−XGax solid solution (0.3≤x≤1.6) have been studied by magnetization measurements, microprobe analysis and powder neutron diffraction.
13 citations
References
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TL;DR: In this paper, a review of the experimental values of the magnetic intersublattice-coupling constants in rare-earth (R) transition-metal (T) intermetallics, derived from high-field magnetization measurements on single-crystalline powder particles that are free to be oriented by the applied magnetic field.
158 citations
TL;DR: In this article, the iron and manganese germanides RT 6 Ge 6 (RSc, Y, Nd, Sm, Gd, TbFe 6 Sn 6) have been investigated by X-ray diffraction and susceptibility measurements in the temperature range 90-900 K.
135 citations
TL;DR: In this paper, the magnetic properties of several compounds of the type RMn 6 Ge 6 (R is a heavy rare-earth element) were determined and the magnetic behavior of these compounds was described as bootstrap ferrimagnetism.
77 citations
TL;DR: In this paper, the ternary compounds YMn6Ge6 and LuMn 6Ge6 of the CoSn-B35-type structure (space group, P6/mmm) were studied and the results showed that at low temperature a spin reorientation process occurs in both compounds, yielding incommensurate antiferromagnetic arrangements.
75 citations
TL;DR: In this article, it was shown that the high temperature magnetic structure of DyMn 6 Ge 6 is a triple flat spiral consisting of ferromagnetic Dy layers and ferromoric Mn layers coupled antiparallelly in a three-layer sequence.
45 citations