Magnetic and X-ray absorption studies on the RE5X2Sb6 (RE = Eu, Yb; X = Al, Ga, In) compounds
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- 作者：Udumula Subbaraoa ; Sumanta Sarkara ; Boby Josephb ; Sebastian C. Petera ; sebastiancp@jncasr.ac.in" class="auth_mail" title="E-mail the corresponding author
- 关键词：Intermetallics ; Zintl phase ; Valence ; Magnetic properties ; XANES
- 刊名：Journal of Alloys and Compounds
- 出版年：2016
- 出版时间：15 February 2016
- 年：2016
- 卷：658
- 期：Complete
- 页码：395-401
- 全文大小：1695 K
文摘
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The compound RE5X2Sb6 were synthesized by high frequency induction heating.
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Eu5In2Sb6 and Yb5Ga2Sb6 are paramagnetic having mixed valent Eu and Yb.
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Yb5Al2Sb6 and Yb5In2Sb6 are Pauli paramagnets having divalent Yb.
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The oxidation state calculated by BVS corroborates with magnetic and XANES data.