The effect of manganese substitution on the magnetic properties of Ce2Co17 compounds

作者: Zhi-gang Sun , Shao-ying Zhang , Hong-wei Zhang , Jing-yun Wang , Bao-gen Shen

DOI: 10.1088/0953-8984/12/11/315

关键词: Curie temperatureChemistryMagnetizationDiffractionIntermetallicManganeseAnisotropyCrystallographyMagnetocrystalline anisotropyMagnetic anisotropyCondensed matter physics

摘要: X-ray diffraction (XRD) and magnetization measurements were employed to investigate the effect of Mn substitution for Co on structure magnetic properties Ce2 Co17-x Mnx compounds with x = 0, 1, 2, 3, 4. XRD patterns show that all samples are single phase hexagonal Th2 Ni17 -type structure. The in leads a monotonic increase unit-cell volume. saturation at 5 K Curie temperature TC decrease monotonically increasing content. magnetically aligned powders 0-4 exhibit an easy-axis type anisotropy room temperature. change magnetocrystalline sublattice from basal plane c -axis strongly increases uniaxial compounds. field HA is found first then concentration, attaining maximum value 30.1 kOe 2.

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