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Magnetic properties of DyMn0.9Ni0.1O3 compound

YE YOU XIANG1,* , ZHOU YUN2, WANG XIN-YAN2, JIAO ZHI-WEI2

Affiliation

  1. College of op t ical and electronic technology, China Jiliang University, Hangzhou, 310018, China
  2. College of Science, China Jiliang University, Hangzhou , 310018 , China

Abstract

Mn site doped DyMn 0.9 Ni 0.1 O 3 compound by magnetic element Ni w as successfully prepared by a solid state reaction method . The sample shows a n orthorhombic structure (space group Pnma) at room temperature. M agnetic properties, including field cooled, zero field cooled and field dependence of magnetization , were systematically studied. The p lot of reciprocal susceptibility can be fitted to a Curie Weiss Law in paramagnetic region , giving a paramagnetic temperature Θ weiss 18.71 K, suggesting th e presence of weak antiferromagnetic interactions. It is also observed the narrow hysteresis loops in field dependence of magnetization at T=2 8 K and 35 K, giving th e presence of weak ferromagnetic interactions. T he hysteresis loop s disappeare d at low er te mperature of 20 K, indicating th e exist ing of the competition between ferromagnetism and antiferromagnetism.

Keywords

Magnetic property,Orthorhombic perovskite, DyMnO 3.

Citation

YE YOU XIANG, ZHOU YUN, WANG XIN-YAN, JIAO ZHI-WEI, Magnetic properties of DyMn0.9Ni0.1O3 compound, Optoelectronics and Advanced Materials - Rapid Communications, 8, 3-4, March-April 2014, pp.235-237 (2014).

Submitted at: May 20, 2013

Accepted at: March 13, 2014