Role of trivalent bismuth ion substitution at Dy site on the physical properties of DyMnO₃

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• 作者：K. Yadagiri^a ; R. Nithya^a ; ^{nithya@igcar.gov.in} ; Neeraj Shukla^b ; ¹ ; A.T. Satya^a
• 关键词：Perovskite manganites ; Orthorhombic distortions ; X-ray diffraction ; Polaron hopping ; Vibrational modes and magnetization
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：25 February 2017
• 年：2017
• 卷：695
• 期：Complete
• 页码：2959-2964
• 全文大小：2133 K
• 卷排序：695

文摘

Single phase DyMnO3 and Dy0.9Bi0.1MnO3 exhibited orthorhombic structure with Pnma space group. For Bi substitution at Dy site, Raman modes get hardened. Hopping energy of Dy0.9Bi0.1MnO3 decreased as compared to DyMnO3. Remnant magnetization and coercive fields decreased for Dy0.9Bi0.1MnO3.