Effects of pressure on the magnetic structures of NdCo 2 Si 2 , which exhibits three magnetic phases with a long period modulation, have been studied by single-crystal neutron diffraction using a clamp-type high-pressure cell. The results are presented as a pressure-temperature magnetic phase diagra
Neutron diffraction studies of the magnetic structures of Tb0.76Y0.24 single crystal under high pressure
β Scribed by T Kosugi; K Amezawa; N Yamamoto; S Kawano; J.A Fernandez-Baca
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 102 KB
- Volume
- 60
- Category
- Article
- ISSN
- 0022-3697
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β¦ Synopsis
The effects of high pressure on the magnetic structure of Tb 0.76 Y 0.24 have been investigated by neutron diffraction using a clamp type high pressure cell. Pressure was applied up to about 2.4 GPa and temperature, down to about 10 K. The magnetic structure of Tb 0.76 Y 0.24 exhibits a helical phase both under high pressure and at ambient pressure. The helical pitch shows a lockin feature below about 100 K. With increasing pressure, the helical pitch is enhanced, and a lock-in feature at low temperature still remains.
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By applying spherical neutron polarimetry technique to Cr 1Γx Mo x B 2 (x ΒΌ 0, 0.15), we successfully determined its precise magnetic structures. We emphasize here that the ratio of magnetic component was determined by measuring the two satellite reflections and rotating the incident neutron spin di